UNITED STATES
SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

SCHEDULE 13D

Under the Securities Exchange Act of 1934*
(Amendment No. 2)

RigNet, Inc.
(Name of Issuer)

Common Stock, par value $0.001 per share
(Title of Class of Securities)

766582100
(CUSIP Number)

David J. Sorkin, Esq.
Kohlberg Kravis Roberts & Co. L.P.
9 West 57th Street, Suite 4200
New York, NY 10019
(212) 750-8300
(Name, Address and Telephone Number of Person
Authorized to Receive Notices and Communications)

August 28, 2018
(Date of Event Which Requires Filing of this Statement)
 
If the filing person has previously filed a statement on Schedule 13G to report the acquisition that is the subject of this Schedule 13D, and is filing this schedule because of ss.ss. 240.13d-1(e), 240.13d-1(f) or 240.13d-1(g), check the following box:
 
Note: Schedules filed in paper format shall include a signed original and five copies of the schedule, including all exhibits. See Rule 240.13d-7 for other parties to whom copies are to be sent.
 
* The remainder of this cover page shall be filled out for a reporting person's initial filing on this form with respect to the subject class of securities, and for any subsequent amendment containing information which would alter disclosures provided in a prior cover page.
 
The information required on the remainder of this cover page shall not be deemed to be "filed" for the purpose of Section 18 of the Securities Exchange Act of 1934 ("Act") or otherwise subject to the liabilities of that section of the Act but shall be subject to all other provisions of the Act (however, see the Notes).
 


SCHEDULE 13D
 
CUSIP No. 766582100
 
1
NAMES OF REPORTING PERSONS
 
 
Digital Oilfield Investments LP
 
 
 
 
2
CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP (SEE INSTRUCTIONS)
(a)
 
(b)
 
 
3
SEC USE ONLY
 
 
 
 
 
 
 
4
SOURCE OF FUNDS (SEE INSTRUCTIONS)
 
 
OO
 
 
 
 
5
CHECK IF DISCLOSURE OF LEGAL PROCEEDING IS REQUIRED PURSUANT TO ITEMS 2(D) OR 2(E)
 
 
 
 
 
 
6
CITIZENSHIP OR PLACE OF ORGANIZATION
 
 
Cayman Islands
 
 
 
 
NUMBER OF SHARES BENEFICIALLY OWNED BY EACH REPORTING PERSON WITH
7
SOLE VOTING POWER
 
 
4,968,239
 
 
 
 
8
SHARED VOTING POWER
 
 
0
 
 
 
 
9
SOLE DISPOSITIVE POWER
 
 
4,968,239
 
 
 
 
10
SHARED DISPOSITIVE POWER
 
 
0
 
 
 
 
11
AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON
 
 
4,968,239
 
 
 
 
12
CHECK IF THE AGGREGATE AMOUNT IN ROW (11) EXCLUDES CERTAIN SHARES (SEE INSTRUCTIONS)
 
 
 
 
 
13
PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (11)
 
 
25.7%
 
 
 
 
14
TYPE OF REPORTING PERSON (SEE INSTRUCTIONS)
 
 
PN
 
 
 
 
 
2

SCHEDULE 13D
 
CUSIP No. 766582100
 
1
NAMES OF REPORTING PERSONS
 
 
Digital Oilfield Investments GP Limited
 
 
 
 
2
CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP (SEE INSTRUCTIONS)
(a)
 
(b)
 
 
3
SEC USE ONLY
 
 
 
 
 
 
 
4
SOURCE OF FUNDS (SEE INSTRUCTIONS)
 
 
OO
 
 
 
 
5
CHECK IF DISCLOSURE OF LEGAL PROCEEDING IS REQUIRED PURSUANT TO ITEMS 2(D) OR 2(E)
 
 
 
 
 
 
6
CITIZENSHIP OR PLACE OF ORGANIZATION
 
 
Cayman Islands
 
 
 
 
NUMBER OF SHARES BENEFICIALLY OWNED BY EACH REPORTING PERSON WITH
7
SOLE VOTING POWER
 
 
4,968,239
 
 
 
 
8
SHARED VOTING POWER
 
 
0
 
 
 
 
9
SOLE DISPOSITIVE POWER
 
 
4,968,239
 
 
 
 
10
SHARED DISPOSITIVE POWER
 
 
0
 
 
 
 
11
AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON
 
 
4,968,239
 
 
 
 
12
CHECK IF THE AGGREGATE AMOUNT IN ROW (11) EXCLUDES CERTAIN SHARES (SEE INSTRUCTIONS)
 
 
 
 
 
13
PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (11)
 
 
25.7%
 
 
 
 
14
TYPE OF REPORTING PERSON (SEE INSTRUCTIONS)
 
 
CO
 
 
 
 
 
3

SCHEDULE 13D
 
CUSIP No. 766582100
 
1
NAMES OF REPORTING PERSONS
 
 
KKR European Fund III, Limited Partnership
 
 
 
 
2
CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP (SEE INSTRUCTIONS)
(a)
 
(b)
 
 
3
SEC USE ONLY
 
 
 
 
 
 
 
4
SOURCE OF FUNDS (SEE INSTRUCTIONS)
 
 
OO
 
 
 
 
5
CHECK IF DISCLOSURE OF LEGAL PROCEEDING IS REQUIRED PURSUANT TO ITEMS 2(D) OR 2(E)
 
 
 
 
 
 
6
CITIZENSHIP OR PLACE OF ORGANIZATION
 
 
Cayman Islands
 
 
 
 
NUMBER OF SHARES BENEFICIALLY OWNED BY EACH REPORTING PERSON WITH
7
SOLE VOTING POWER
 
 
4,968,239
 
 
 
 
8
SHARED VOTING POWER
 
 
0
 
 
 
 
9
SOLE DISPOSITIVE POWER
 
 
4,968,239
 
 
 
 
10
SHARED DISPOSITIVE POWER
 
 
0
 
 
 
 
11
AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON
 
 
4,968,239
 
 
 
 
12
CHECK IF THE AGGREGATE AMOUNT IN ROW (11) EXCLUDES CERTAIN SHARES (SEE INSTRUCTIONS)
 
 
 
 
 
13
PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (11)
 
 
25.7%
 
 
 
 
14
TYPE OF REPORTING PERSON (SEE INSTRUCTIONS)
 
 
PN
 
 
 
 
 
4

SCHEDULE 13D
 
CUSIP No. 766582100
 
1
NAMES OF REPORTING PERSONS
 
 
KKR Associates Europe III, Limited Partnership
 
 
 
 
2
CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP (SEE INSTRUCTIONS)
(a)
 
(b)
 
 
3
SEC USE ONLY
 
 
 
 
 
 
 
4
SOURCE OF FUNDS (SEE INSTRUCTIONS)
 
 
OO
 
 
 
 
5
CHECK IF DISCLOSURE OF LEGAL PROCEEDING IS REQUIRED PURSUANT TO ITEMS 2(D) OR 2(E)
 
 
 
 
 
 
6
CITIZENSHIP OR PLACE OF ORGANIZATION
 
 
Cayman Islands
 
 
 
 
NUMBER OF SHARES BENEFICIALLY OWNED BY EACH REPORTING PERSON WITH
7
SOLE VOTING POWER
 
 
4,968,239
 
 
 
 
8
SHARED VOTING POWER
 
 
0
 
 
 
 
9
SOLE DISPOSITIVE POWER
 
 
4,968,239
 
 
 
 
10
SHARED DISPOSITIVE POWER
 
 
0
 
 
 
 
11
AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON
 
 
4,968,239
 
 
 
 
12
CHECK IF THE AGGREGATE AMOUNT IN ROW (11) EXCLUDES CERTAIN SHARES (SEE INSTRUCTIONS)
 
 
 
 
 
13
PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (11)
 
 
25.7%
 
 
 
 
14
TYPE OF REPORTING PERSON (SEE INSTRUCTIONS)
 
 
PN
 
 
 
 
 
5

SCHEDULE 13D
 
CUSIP No. 766582100
 
1
NAMES OF REPORTING PERSONS
 
 
KKR Europe III Limited
 
 
 
 
2
CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP (SEE INSTRUCTIONS)
(a)
 
(b)
 
 
3
SEC USE ONLY
 
 
 
 
 
 
 
4
SOURCE OF FUNDS (SEE INSTRUCTIONS)
 
 
OO
 
 
 
 
5
CHECK IF DISCLOSURE OF LEGAL PROCEEDING IS REQUIRED PURSUANT TO ITEMS 2(D) OR 2(E)
 
 
 
 
 
 
6
CITIZENSHIP OR PLACE OF ORGANIZATION
 
 
Cayman Islands
 
 
 
 
NUMBER OF SHARES BENEFICIALLY OWNED BY EACH REPORTING PERSON WITH
7
SOLE VOTING POWER
 
 
4,968,239
 
 
 
 
8
SHARED VOTING POWER
 
 
0
 
 
 
 
9
SOLE DISPOSITIVE POWER
 
 
4,968,239
 
 
 
 
10
SHARED DISPOSITIVE POWER
 
 
0
 
 
 
 
11
AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON
 
 
4,968,239
 
 
 
 
12
CHECK IF THE AGGREGATE AMOUNT IN ROW (11) EXCLUDES CERTAIN SHARES (SEE INSTRUCTIONS)
 
 
 
 
 
13
PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (11)
 
 
25.7%
 
 
 
 
14
TYPE OF REPORTING PERSON (SEE INSTRUCTIONS)
 
 
CO
 
 
 
 
 
6

SCHEDULE 13D
 
CUSIP No. 766582100
 
1
NAMES OF REPORTING PERSONS
 
 
KKR Fund Holdings L.P.
 
 
 
 
2
CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP (SEE INSTRUCTIONS)
(a)
 
(b)
 
 
3
SEC USE ONLY
 
 
 
 
 
 
 
4
SOURCE OF FUNDS (SEE INSTRUCTIONS)
 
 
OO
 
 
 
 
5
CHECK IF DISCLOSURE OF LEGAL PROCEEDING IS REQUIRED PURSUANT TO ITEMS 2(D) OR 2(E)
 
 
 
 
 
 
6
CITIZENSHIP OR PLACE OF ORGANIZATION
 
 
Cayman Islands
 
 
 
 
NUMBER OF SHARES BENEFICIALLY OWNED BY EACH REPORTING PERSON WITH
7
SOLE VOTING POWER
 
 
4,968,239
 
 
 
 
8
SHARED VOTING POWER
 
 
0
 
 
 
 
9
SOLE DISPOSITIVE POWER
 
 
4,968,239
 
 
 
 
10
SHARED DISPOSITIVE POWER
 
 
0
 
 
 
 
11
AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON
 
 
4,968,239
 
 
 
 
12
CHECK IF THE AGGREGATE AMOUNT IN ROW (11) EXCLUDES CERTAIN SHARES (SEE INSTRUCTIONS)
 
 
 
 
 
13
PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (11)
 
 
25.7%
 
 
 
 
14
TYPE OF REPORTING PERSON (SEE INSTRUCTIONS)
 
 
PN
 
 
 
 
 
7

SCHEDULE 13D
 
CUSIP No. 766582100
 
1
NAMES OF REPORTING PERSONS
 
 
KKR Fund Holdings GP Limited
 
 
 
 
2
CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP (SEE INSTRUCTIONS)
(a)
 
(b)
 
 
3
SEC USE ONLY
 
 
 
 
 
 
 
4
SOURCE OF FUNDS (SEE INSTRUCTIONS)
 
 
OO
 
 
 
 
5
CHECK IF DISCLOSURE OF LEGAL PROCEEDING IS REQUIRED PURSUANT TO ITEMS 2(D) OR 2(E)
 
 
 
 
 
 
6
CITIZENSHIP OR PLACE OF ORGANIZATION
 
 
Cayman Islands
 
 
 
 
NUMBER OF SHARES BENEFICIALLY OWNED BY EACH REPORTING PERSON WITH
7
SOLE VOTING POWER
 
 
4,968,239
 
 
 
 
8
SHARED VOTING POWER
 
 
0
 
 
 
 
9
SOLE DISPOSITIVE POWER
 
 
4,968,239
 
 
 
 
10
SHARED DISPOSITIVE POWER
 
 
0
 
 
 
 
11
AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON
 
 
4,968,239
 
 
 
 
12
CHECK IF THE AGGREGATE AMOUNT IN ROW (11) EXCLUDES CERTAIN SHARES (SEE INSTRUCTIONS)
 
 
 
 
 
13
PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (11)
 
 
25.7%
 
 
 
 
14
TYPE OF REPORTING PERSON (SEE INSTRUCTIONS)
 
 
CO
 
 
 
 
 
8

SCHEDULE 13D
 
CUSIP No. 766582100
 
1
NAMES OF REPORTING PERSONS
 
 
KKR Group Holdings Corp.
 
 
 
 
2
CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP (SEE INSTRUCTIONS)
(a)
 
(b)
 
 
3
SEC USE ONLY
 
 
 
 
 
 
 
4
SOURCE OF FUNDS (SEE INSTRUCTIONS)
 
 
OO
 
 
 
 
5
CHECK IF DISCLOSURE OF LEGAL PROCEEDING IS REQUIRED PURSUANT TO ITEMS 2(D) OR 2(E)
 
 
 
 
 
 
6
CITIZENSHIP OR PLACE OF ORGANIZATION
 
 
Delaware
 
 
 
 
NUMBER OF SHARES BENEFICIALLY OWNED BY EACH REPORTING PERSON WITH
7
SOLE VOTING POWER
 
 
4,968,239
 
 
 
 
8
SHARED VOTING POWER
 
 
0
 
 
 
 
9
SOLE DISPOSITIVE POWER
 
 
4,968,239
 
 
 
 
10
SHARED DISPOSITIVE POWER
 
 
0
 
 
 
 
11
AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON
 
 
4,968,239
 
 
 
 
12
CHECK IF THE AGGREGATE AMOUNT IN ROW (11) EXCLUDES CERTAIN SHARES (SEE INSTRUCTIONS)
 
 
 
 
 
13
PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (11)
 
 
25.7%
 
 
 
 
14
TYPE OF REPORTING PERSON (SEE INSTRUCTIONS)
 
 
CO
 
 
 
 
 
9

SCHEDULE 13D
 
CUSIP No. 766582100
 
1
NAMES OF REPORTING PERSONS
 
 
KKR & Co. Inc.
 
 
 
 
2
CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP (SEE INSTRUCTIONS)
(a)
 
(b)
 
 
3
SEC USE ONLY
 
 
 
 
 
 
 
4
SOURCE OF FUNDS (SEE INSTRUCTIONS)
 
 
OO
 
 
 
 
5
CHECK IF DISCLOSURE OF LEGAL PROCEEDING IS REQUIRED PURSUANT TO ITEMS 2(D) OR 2(E)
 
 
 
 
 
 
6
CITIZENSHIP OR PLACE OF ORGANIZATION
 
 
Delaware
 
 
 
 
NUMBER OF SHARES BENEFICIALLY OWNED BY EACH REPORTING PERSON WITH
7
SOLE VOTING POWER
 
 
4,968,239
 
 
 
 
8
SHARED VOTING POWER
 
 
0
 
 
 
 
9
SOLE DISPOSITIVE POWER
 
 
4,968,239
 
 
 
 
10
SHARED DISPOSITIVE POWER
 
 
0
 
 
 
 
11
AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON
 
 
4,968,239
 
 
 
 
12
CHECK IF THE AGGREGATE AMOUNT IN ROW (11) EXCLUDES CERTAIN SHARES (SEE INSTRUCTIONS)
 
 
 
 
 
13
PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (11)
 
 
25.7%
 
 
 
 
14
TYPE OF REPORTING PERSON (SEE INSTRUCTIONS)
 
 
CO
 
 
 
 
 
10

SCHEDULE 13D
 
CUSIP No. 766582100
 
1
NAMES OF REPORTING PERSONS
 
 
KKR Management LLC
 
 
 
 
2
CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP (SEE INSTRUCTIONS)
(a)
 
(b)
 
 
3
SEC USE ONLY
 
 
 
 
 
 
 
4
SOURCE OF FUNDS (SEE INSTRUCTIONS)
 
 
OO
 
 
 
 
5
CHECK IF DISCLOSURE OF LEGAL PROCEEDING IS REQUIRED PURSUANT TO ITEMS 2(D) OR 2(E)
 
 
 
 
 
 
6
CITIZENSHIP OR PLACE OF ORGANIZATION
 
 
Delaware
 
 
 
 
NUMBER OF SHARES BENEFICIALLY OWNED BY EACH REPORTING PERSON WITH
7
SOLE VOTING POWER
 
 
4,968,239
 
 
 
 
8
SHARED VOTING POWER
 
 
0
 
 
 
 
9
SOLE DISPOSITIVE POWER
 
 
4,968,239
 
 
 
 
10
SHARED DISPOSITIVE POWER
 
 
0
 
 
 
 
11
AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON
 
 
4,968,239
 
 
 
 
12
CHECK IF THE AGGREGATE AMOUNT IN ROW (11) EXCLUDES CERTAIN SHARES (SEE INSTRUCTIONS)
 
 
 
 
 
13
PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (11)
 
 
25.7%
 
 
 
 
14
TYPE OF REPORTING PERSON (SEE INSTRUCTIONS)
 
 
OO
 
 
 
 
 
11

SCHEDULE 13D
 
CUSIP No. 766582100
 
1
NAMES OF REPORTING PERSONS
 
 
Henry R. Kravis
 
 
 
 
2
CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP (SEE INSTRUCTIONS)
(a)
 
(b)
 
 
3
SEC USE ONLY
 
 
 
 
 
 
 
4
SOURCE OF FUNDS (SEE INSTRUCTIONS)
 
 
OO
 
 
 
 
5
CHECK IF DISCLOSURE OF LEGAL PROCEEDING IS REQUIRED PURSUANT TO ITEMS 2(D) OR 2(E)
 
 
 
 
 
 
6
CITIZENSHIP OR PLACE OF ORGANIZATION
 
 
United States
 
 
 
 
NUMBER OF SHARES BENEFICIALLY OWNED BY EACH REPORTING PERSON WITH
7
SOLE VOTING POWER
 
 
0
 
 
 
 
8
SHARED VOTING POWER
 
 
4,968,239
 
 
 
 
9
SOLE DISPOSITIVE POWER
 
 
0
 
 
 
 
10
SHARED DISPOSITIVE POWER
 
 
4,968,239
 
 
 
 
11
AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON
 
 
4,968,239
 
 
 
 
12
CHECK IF THE AGGREGATE AMOUNT IN ROW (11) EXCLUDES CERTAIN SHARES (SEE INSTRUCTIONS)
 
 
 
 
 
13
PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (11)
 
 
25.7%
 
 
 
 
14
TYPE OF REPORTING PERSON (SEE INSTRUCTIONS)
 
 
IN
 
 
 
 
 
12

SCHEDULE 13D
 
CUSIP No. 766582100
 
1
NAMES OF REPORTING PERSONS
 
 
George R. Roberts
 
 
 
 
2
CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP (SEE INSTRUCTIONS)
(a)
 
(b)
 
 
3
SEC USE ONLY
 
 
 
 
 
 
 
4
SOURCE OF FUNDS (SEE INSTRUCTIONS)
 
 
OO
 
 
 
 
5
CHECK IF DISCLOSURE OF LEGAL PROCEEDING IS REQUIRED PURSUANT TO ITEMS 2(D) OR 2(E)
 
 
 
 
 
 
6
CITIZENSHIP OR PLACE OF ORGANIZATION
 
 
United States
 
 
 
 
NUMBER OF SHARES BENEFICIALLY OWNED BY EACH REPORTING PERSON WITH
7
SOLE VOTING POWER
 
 
0
 
 
 
 
8
SHARED VOTING POWER
 
 
4,968,239
 
 
 
 
9
SOLE DISPOSITIVE POWER
 
 
0
 
 
 
 
10
SHARED DISPOSITIVE POWER
 
 
4,968,239
 
 
 
 
11
AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON
 
 
4,968,239
 
 
 
 
12
CHECK IF THE AGGREGATE AMOUNT IN ROW (11) EXCLUDES CERTAIN SHARES (SEE INSTRUCTIONS)
 
 
 
 
 
13
PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (11)
 
 
25.7%
 
 
 
 
14
TYPE OF REPORTING PERSON (SEE INSTRUCTIONS)
 
 
IN
 
 
 
 
 
13
This Amendment No. 2 supplements and amends the Schedule 13D filed on September 23, 2013 by the Reporting Persons (as defined below), as amended by Amendment No. 1 to the Schedule 13D filed on September 26, 2013 (as so amended, the “Schedule 13D”), relating to the common stock, par value $0.001 per share (“Common Stock”), of RigNet, Inc., a Delaware corporation (the “Issuer”).  This Amendment No. 2 reflects, among other things, the conversion of KKR & Co. L.P., a Delaware limited partnership, into a Delaware corporation named KKR & Co. Inc., which became effective on July 1, 2018, pursuant to which KKR & Co. L.P. contributed all of its interests in two wholly-owned subsidiaries, KKR Group Holdings L.P. and KKR Group Limited, to a newly formed and wholly-owned subsidiary, KKR Group Holdings Corp., and KKR Group Holdings L.P. and KKR Group Limited were liquidated (the “KKR Reorganization”). The KKR Reorganization did not involve any purchase or sale of securities of the Issuer.  Each Item below amends and supplements the information disclosed under the corresponding Item of the Schedule 13D.  Unless otherwise indicated herein, capitalized terms used but not defined in this Amendment No. 2 shall have the same meanings herein as are ascribed to such terms in the Schedule 13D.

Item 1.
Security and Issuer.

Item 1 of the Schedule 13D is hereby amended and restated in its entirety as follows:

This statement on Schedule 13D (this “Schedule 13D”) relates to shares of Common Stock, par value $0.001 per share (the “Common Stock”), of RigNet, Inc., a Delaware corporation (the “Issuer”). The principal executive offices of the Issuer are located at 15115 Park Row Boulevard, Suite 300, Houston, Texas 77084-4947.
 
Item 2.
Identity and Background.

Item 2 of the Schedule 13D is hereby amended and restated as follows:

(a), (f)
This Schedule 13D is being filed pursuant to Rule 13d-1(a) under the Securities Exchange Act of 1934, as amended (the “1934 Act”), by:

(i) Digital Oilfield Investments LP, a Cayman Islands exempted limited partnership (“Digital Investments LP”);
(ii) Digital Oilfield Investments GP Limited, a Cayman Islands limited company (“Digital Investments GP”);
(iii) KKR European Fund III, Limited Partnership, a Cayman Islands exempted limited partnership (“KKR European Fund III”);
(iv) KKR Associates Europe III, Limited Partnership, a Cayman Islands exempted limited partnership (“KKR Associates Europe III”);
(v) KKR Europe III Limited, a Cayman Islands limited company (“KKR Europe III”);
(vi) KKR Fund Holdings L.P., a Cayman Islands exempted limited partnership (“KKR Fund Holdings”);
(vii) KKR Fund Holdings GP Limited, a Cayman Islands limited company (“KKR Fund Holdings GP”);
(viii) KKR Group Holdings Corp., a Delaware corporation (“KKR Group Holdings”);
(ix) KKR & Co. Inc., a Delaware corporation (“KKR & Co.”);
 (x) KKR Management LLC, a Delaware limited liability company (“KKR Management”);
(xi) Henry R. Kravis, a United States citizen; and
(xii) George R. Roberts, a United States citizen (the persons and entities listed in items (i) through (xii) are collectively referred to herein as the “Reporting Persons”).

Digital Investments GP is the general partner of Digital Investments LP. KKR European Fund III is the sole shareholder of Digital Investments GP. KKR Associates Europe III is the general partner of KKR European Fund III and KKR Europe III is the general partner of KKR Associates Europe III.  KKR Fund Holdings is the sole shareholder of KKR Europe III.  KKR Fund Holdings GP is a general partner of KKR Fund Holdings. KKR Group Holdings is the sole shareholder of KKR Fund Holdings GP and a general partner of KKR Fund Holdings.  KKR & Co. is the sole shareholder of KKR Group Holdings. KKR Management is the controlling shareholder of KKR & Co.  Messrs. Kravis and Roberts are the designated members of KKR Management.
 

The directors of Digital Investments GP are Mattia Caprioli, Alexander Bruells and William J. Janetschek.  Each of Messrs. Kravis, Roberts, Janetschek and David J. Sorkin is a director of KKR Europe III.  Each of Messrs. Joseph Bae, Janetschek, Scott Nuttall and Sorkin is a director of KKR Fund Holdings GP and KKR Group Holdings, and each of Messrs. Bae, Janetschek, Kravis, Nuttall, Roberts and Sorkin is an executive officer of KKR Group Holdings and KKR & Co. The directors of KKR & Co. (the “KKR Directors”) are listed on Annex A attached hereto.

Each of Messrs. Janetschek, Sorkin, Bae and Nuttall is a United States citizen. Mr. Bruells is a German citizen. Mr. Caprioli is an Italian citizen.

(b)
The address of the business office of Digital Investments LP, Digital Investments GP, KKR European Fund III, KKR Associates Europe III, KKR Europe III, KKR Fund Holdings, KKR Fund Holdings GP, KKR Group Holdings, KKR & Co., KKR Management and Messrs. Kravis, Janetschek, Sorkin, Bae and Nuttall and the KKR Directors (other than Mr. Roberts) is:

c/o Kohlberg Kravis Roberts & Co. L.P.
9 West 57th Street, Suite 4200
New York, NY 10019

The address of the principal business office of Mr. Roberts is:

c/o Kohlberg Kravis Roberts & Co. L.P.
2800 Sand Hill Road, Suite 200
Menlo Park, CA 94025

The address of the principal business office of Mr. Caprioli is:

c/o Kohlberg Kravis Roberts & Co. Partners LLP
Stirling Square, 7 Carlton Gardens,
London, SW1Y 5AD, England

(c)
Each of Digital Investments LP and Digital Investments GP is formed solely for the purpose of investing in the Issuer.

KKR European Fund III is principally engaged in the business of investing in other companies. Each of KKR Associates Europe III and KKR Europe III is principally engaged in the business of managing KKR European Fund III.

Each of KKR Fund Holdings, KKR Fund Holdings GP, KKR Group Holdings, KKR & Co. and KKR Management is principally engaged as a holding company for the subsidiaries engaged in the investment management business.

The present principal occupation or employment of each of Messrs. Kravis, Roberts, Janetschek, Sorkin, Bae, Nuttall and Caprioli is as an executive of Kohlberg Kravis Roberts & Co. L.P. (“KKR”) and/or one or more of its affiliates. Mr. Bruells is a former executive of KKR.

(d)
During the last five years, none of the Reporting Persons or, to the best knowledge of the Reporting Persons, any of the KKR Directors or other persons named in this Item 2, has been convicted in a criminal proceeding (excluding traffic violations or similar misdemeanors).

(e)
During the last five years, none of the Reporting Persons or, to the best knowledge of the Reporting Persons, any of the KKR Directors or other persons named in this Item 2, has been party to a civil proceeding of a judicial or administrative body of competent jurisdiction and as a result of such proceeding were or are subject to a judgment, decree or final order enjoining future violations of, or prohibiting or mandating activities subject to, federal or state securities laws or finding any violation with respect to such laws.
 

Item 3.
Source and Amount of Funds or Other Consideration.

Item 3 of the Schedule 13D is hereby supplemented by the following:

The information set forth in Item 5(c) of this Schedule 13D is hereby incorporated by reference in this Item 3.

The funds used to purchase the securities described herein were provided from general funds available to the Reporting Persons and the applicable subsidiaries and affiliates thereof, including capital contributions from investors.

Item 4.
Purpose of Transaction.

Item 4 of the Schedule 13D is hereby supplemented by the following:

Mr. Mattia Caprioli, an executive of KKR, currently serves as a member of the Board of the Issuer.

Item 5.
Interest in Securities of the Issuer.

Item 5 of the Schedule 13D is hereby amended and restated in its entirety as follows:

The information set forth on the cover pages of this Schedule 13D is incorporated herein by reference.

(a) and (b). As of August 29, 2018, the Reporting Persons beneficially owned an aggregate of 4,968,239 shares of Common Stock representing approximately 25.7% of the outstanding shares of Common Stock.  The percentage of beneficial ownership in this Schedule 13D is based on 19,359,863 shares of Common Stock outstanding as of July 31, 2018, as reported in the Issuer’s Quarterly Report on Form 10-Q, filed with the Securities and Exchange Commission on August 6, 2018.

Each of Digital Investments GP (as the general partner of Digital Investments LP), KKR European Fund III (as the sole shareholder of Digital Investments GP), KKR Associates Europe III (as the general partner of KKR European Fund III), KKR Europe III (as the general partner of KKR Associates Europe III), KKR Fund Holdings (as the sole shareholder of KKR Europe III), KKR Fund Holdings GP (as a general partner of KKR Fund Holdings), KKR Group Holdings (as the sole shareholder of KKR Fund Holdings GP and a general partner of KKR Fund Holdings), KKR & Co. (as the sole shareholder of KKR Group Holdings), KKR Management (as the controlling shareholder of KKR & Co.), and Messrs. Henry R. Kravis and George R. Roberts (as the designated members of KKR Management), may be deemed to be the beneficial owner of the securities held directly by Digital Investments LP, and each disclaims beneficial ownership of the securities.

To the knowledge of the Reporting Persons, none of Messrs. Janetschek, Sorkin, Bae, Nuttall and Caprioli beneficially owns any shares of Common Stock.  Any beneficial ownership of Common Stock by the KKR Directors is set forth on Annex A.

(c) Except as set forth below, none of the Reporting Persons nor, to the best knowledge of the Reporting Persons, any of the KKR Directors or other persons named in Item 2 has engaged in any transaction during the past 60 days in any shares of Common Stock.
 

Date
 
Nature of Transaction
 
Number of Shares of Common
Stock Acquired or (Sold)
 
Weighted Average Price per
Share
 
8/13/2018
 
Open Market Purchase*
   
13,402
 
$
13.48
 
8/14/2018
 
Open Market Purchase*
   
18,992
 
$
13.82
 
8/15/2018
 
Open Market Purchase*
   
25,773
 
$
13.50
 
8/16/2018
 
Open Market Purchase*
   
6,264
 
$
14.00
 
8/17/2018
 
Open Market Purchase*
   
8,576
 
$
13.98
 
8/20/2018
 
Open Market Purchase*
   
30,076
 
$
14.14
 
8/21/2018
 
Open Market Purchase*
   
41,060
 
$
15.11
 
8/23/2018
 
Open Market Purchase*
   
16,817
 
$
15.79
 
8/27/2018
 
Open Market Purchase*
   
11,806
 
$
15.99
 
8/28/2018
 
Open Market Purchase*
   
35,399
 
$
15.98
 
8/29/2018
 
Open Market Purchase*
   
10,074
 
$
15.98
 
 

* Reflects transactions in securities held directly by Digital Investments LP.

(d) To the best knowledge of the Reporting Persons, no one other than the Reporting Persons, or the partners, members, affiliates or shareholders of the Reporting Persons has the right to receive or the power to direct the receipt of dividends from, or the proceeds from the sale of, the Common Stock reported herein.

(e) As described above in the Explanatory Note, KKR Group Holdings L.P. and KKR Group Limited are no longer reporting persons on this Schedule 13D.

Item 6.
Contracts, Arrangements, Understandings or Relationships with Respect to Securities of the Issuer.

Item 6 of the Schedule 13D is hereby supplemented by the following:

Effective as of August 14, 2018, the Issuer and Digital Investments LP entered into a registration rights agreement (the “Registration Rights Agreement”) pursuant to which the Issuer agreed that, subject to the terms and conditions described in the Registration Rights Agreement, the Issuer will use its reasonable best efforts to file or keep effective a registration statement covering resales of Common Stock held by Digital Investments LP or shares of Common Stock purchased by Digital Investments LP prior to December 31, 2018 and effect sales pursuant to such registration statements as requested by Digital Investments LP.

The description herein of the terms and conditions of the Registration Rights Agreement does not purport to be complete and is qualified in its entirety by reference to the full text of the Registration Rights Agreement, included as Exhibit G, which is incorporated herein by reference.

Item 7.
Materials to be Filed as Exhibits.

Item 7 of the Schedule 13D is hereby amended by adding the following at the end thereof:

Exhibit No.
Description
   
Exhibit E
Joint Filing Agreement dated August 30, 2018
   
Exhibit F
Powers of Attorney
   
Exhibit G
Registration Rights Agreement among Digital Oilfield Investments LP and RigNet, Inc., dated as of August 14, 2018 (incorporated herein by reference to Exhibit 10.1 to the Current Report on Form 8-K, filed by the Issuer on August 20, 2018).
 

SIGNATURES

After reasonable inquiry and to the best of its or his knowledge and belief, each of the undersigned certifies that the information set forth in this statement is true, complete and correct.

Dated: August 30, 2018

   
DIGITAL OILFIELD INVESTMENTS LP
     
 
By:
Digital Oilfield Investments GP Limited, its general partner
     
 
By:
/s/ Terence P. Gallagher
   
Name: Terence P. Gallagher
   
Title: Attorney-in-fact for William J. Janetschek, Director

   
DIGITAL OILFIELD INVESTMENTS GP LIMITED
     
 
By:
/s/ Terence P. Gallagher
   
Name: Terence P. Gallagher
   
Title: Attorney-in-fact for William J. Janetschek, Director

   
KKR EUROPEAN FUND III, LIMITED PARTNERSHIP
     
 
By:
KKR Associates Europe III, Limited Partnership, its general partner
     
 
By:
KKR Europe III Limited, its general partner
     
 
By:
/s/ Terence P. Gallagher
   
Name: Terence P. Gallagher
   
Title: Attorney-in-fact for William J. Janetschek, Director

   
KKR ASSOCIATES EUROPE III, LIMITED PARTNERSHIP
     
 
By:
KKR Europe III Limited, its general partner
     
 
By:
/s/ Terence P. Gallagher
   
Name: Terence P. Gallagher
   
Title: Attorney-in-fact for William J. Janetschek, Director
 

   
KKR EUROPE III LIMITED
     
 
By:
/s/ Terence P. Gallagher
   
Name: Terence P. Gallagher
   
Title: Attorney-in-fact for William J. Janetschek, Director

   
KKR FUND HOLDINGS L.P.
     
 
By:
KKR Group Holdings Corp., a general partner
     
 
By:
/s/ Terence P. Gallagher
   
Name: Terence P. Gallagher
   
Title: Attorney-in-fact for William J. Janetschek, Chief Financial Officer

   
KKR FUND HOLDINGS GP LIMITED
     
 
By:
/s/ Terence P. Gallagher
   
Name: Terence P. Gallagher
   
Title: Attorney-in-fact for William J. Janetschek, Director

   
KKR GROUP HOLDINGS CORP.
     
 
By:
/s/ Terence P. Gallagher
   
Name: Terence P. Gallagher
   
Title: Attorney-in-fact for William J. Janetschek, Chief Financial Officer

   
KKR & CO. INC.
     
 
By:
/s/ Terence P. Gallagher
   
Name: Terence P. Gallagher
   
Title: Attorney-in-fact for William J. Janetschek, Chief Financial Officer

   
KKR MANAGEMENT LLC
     
 
By:
/s/ Terence P. Gallagher
   
Name: Terence P. Gallagher
   
Title: Attorney-in-fact for William J. Janetschek, Chief Financial Officer
 

   
HENRY R. KRAVIS
     
 
By:
/s/ Terence P. Gallagher
   
Name: Terence P. Gallagher
   
Title: Attorney-in-fact

   
GEORGE R. ROBERTS
     
 
By:
/s/ Terence P. Gallagher
   
Name: Terence P. Gallagher
   
Title: Attorney-in-fact
 

Annex A
 
Directors of KKR & Co. Inc.
 
The following sets forth the name and principal occupation of each of the directors of KKR & Co. Inc. Each of such persons is a citizen of the United States other than Xavier Niel, who is a citizen of France.

Name
Principal Occupation
   
Henry R. Kravis
Co-Chief Executive Officer, Co-Chairman of KKR & Co. Inc.
   
George R. Roberts
Co-Chief Executive Officer, Co-Chairman of KKR & Co. Inc.
   
Joseph Y. Bae
Co-President, Co-Chief Operating Officer of KKR & Co. Inc.
   
Scott C. Nuttall
Co-President, Co-Chief Operating Officer of KKR & Co. Inc.
   
David C. Drummond
Senior Vice President, Corporate Development, Chief Legal Officer and Secretary of Alphabet Inc.
   
Joseph A. Grundfest
William A. Franke Professor of Law and Business of Stanford Law School
   
John B. Hess
Chief Executive Officer of Hess Corporation
   
Xavier Niel
Founder, Deputy Chairman of the Board and Chief Strategy Officer of Iliad SA
   
Patricia F. Russo
Former Chief Executive Officer of Alcatel-Lucent
   
Thomas M. Schoewe
Former Executive Vice President and Chief Financial Officer of Wal-Mart Stores, Inc.
   
Robert W. Scully
Former Member, Office of the Chairman of Morgan Stanley
   

To the best knowledge of the Reporting Persons, none of the persons listed above beneficially owns any Common Stock of the Issuer.
 

EXHIBIT LIST

The Exhibit Index is hereby amended by adding the following at the end thereof:

Exhibit No.
Description
   
Joint Filing Agreement dated August 30, 2018
   
Powers of Attorney
   
Exhibit G
Registration Rights Agreement among Digital Oilfield Investments LP and RigNet, Inc., dated as of August 14, 2018 (incorporated herein by reference to Exhibit 10.1 to the Current Report on Form 8-K, filed by the Issuer on August 20, 2018).
 
 


EXHIBIT E

JOINT FILING AGREEMENT

This will confirm the agreement by and among the undersigned that the Schedule 13D filed with the Securities and Exchange Commission on or about the date hereof with respect to the beneficial ownership by the undersigned of the shares of common stock, par value $0.001 per share of RigNet, Inc., is being filed, and all amendments thereto will be filed, on behalf of each of the persons and entities named below that is named as a reporting person in such filing in accordance with Rule 13d-1(k) under the Securities Exchange Act of 1934, as amended. This Agreement may be executed in two or more counterparts, each of which shall be deemed an original, but all of which together shall constitute one and the same instrument.

Dated:  August 30, 2018

   
DIGITAL OILFIELD INVESTMENTS LP
     
 
By:
Digital Oilfield Investments GP Limited, its general partner
     
 
By:
/s/ Terence P. Gallagher
   
Name: Terence P. Gallagher
   
Title: Attorney-in-fact for William J. Janetschek, Director

   
DIGITAL OILFIELD INVESTMENTS GP LIMITED
     
 
By:
/s/ Terence P. Gallagher
   
Name: Terence P. Gallagher
   
Title: Attorney-in-fact for William J. Janetschek, Director

   
KKR EUROPEAN FUND III, LIMITED PARTNERSHIP
     
 
By:
KKR Associates Europe III, Limited Partnership, its general partner
     
 
By:
KKR Europe III Limited, its general partner
     
 
By:
/s/ Terence P. Gallagher
   
Name: Terence P. Gallagher
   
Title: Attorney-in-fact for William J. Janetschek, Director
 

   
KKR ASSOCIATES EUROPE III, LIMITED PARTNERSHIP
     
 
By:
KKR Europe III Limited, its general partner
     
 
By:
/s/ Terence P. Gallagher
   
Name: Terence P. Gallagher
   
Title: Attorney-in-fact for William J. Janetschek, Director

   
KKR EUROPE III LIMITED
     
 
By:
/s/ Terence P. Gallagher
   
Name: Terence P. Gallagher
   
Title: Attorney-in-fact for William J. Janetschek, Director

   
KKR FUND HOLDINGS L.P.
     
 
By:
KKR Group Holdings Corp., a general partner
     
 
By:
/s/ Terence P. Gallagher
   
Name: Terence P. Gallagher
   
Title: Attorney-in-fact for William J. Janetschek, Chief Financial Officer

   
KKR FUND HOLDINGS GP LIMITED
     
 
By:
/s/ Terence P. Gallagher
   
Name: Terence P. Gallagher
   
Title: Attorney-in-fact for William J. Janetschek, Director

   
KKR GROUP HOLDINGS CORP.
     
 
By:
/s/ Terence P. Gallagher
   
Name: Terence P. Gallagher
   
Title: Attorney-in-fact for William J. Janetschek, Chief Financial Officer

   
KKR & CO. INC.
     
 
By:
/s/ Terence P. Gallagher
   
Name: Terence P. Gallagher
   
Title: Attorney-in-fact for William J. Janetschek, Chief Financial Officer
 

   
KKR MANAGEMENT LLC
     
 
By:
/s/ Terence P. Gallagher
   
Name: Terence P. Gallagher
   
Title: Attorney-in-fact for William J. Janetschek, Chief Financial Officer
 
   
HENRY R. KRAVIS
     
 
By:
/s/ Terence P. Gallagher
   
Name: Terence P. Gallagher
   
Title: Attorney-in-fact

   
GEORGE R. ROBERTS
     
 
By:
/s/ Terence P. Gallagher
   
Name: Terence P. Gallagher
   
Title: Attorney-in-fact
 
 


EXHIBIT F
 
POWER OF ATTORNEY
 
Know all men by these presents that Henry R. Kravis does hereby make, constitute and appoint William J. Janetschek, David J. Sorkin, Terence P. Gallagher, and Christopher B. Lee, or any one of them, as a true and lawful attorney-in-fact of the undersigned with full powers of substitution and revocation, for and in the name, place and stead of the undersigned (both in the undersigned's individual capacity and as a manager or member of any limited liability company, as a partner of any partnership, as an officer of any corporate or other entity, or in the undersigned's capacity in a position similar to the foregoing at any entity, in each case, for which the undersigned is otherwise authorized to sign), to execute and deliver such forms, schedules, statements and other documents as may be required to be filed from time to time with the Securities and Exchange Commission with respect to: (i) Sections 13(d), 13(g), 13(f), 13(h) and 16(a) of the Securities Exchange Act of 1934, as amended, including without limitation, Schedule 13D, Schedule 13G, Form 13F, Form 13H, Form 3, Form 4 and Form 5 and (ii) in connection with any applications for EDGAR access codes, including without limitation the Form ID.
 
 
/s/ Henry R. Kravis
 
 
Name: Henry R. Kravis
 
 
Date: May 28, 2014
 

POWER OF ATTORNEY
 
Know all men by these presents that George R. Roberts does hereby make, constitute and appoint William J. Janetschek, David J. Sorkin, Terence P. Gallagher, and Christopher B. Lee, or any one of them, as a true and lawful attorney-in-fact of the undersigned with full powers of substitution and revocation, for and in the name, place and stead of the undersigned (both in the undersigned's individual capacity and as a manager or member of any limited liability company, as a partner of any partnership, as an officer of any corporate or other entity, or in the undersigned's capacity in a position similar to the foregoing at any entity, in each case, for which the undersigned is otherwise authorized to sign), to execute and deliver such forms, schedules, statements and other documents as may be required to be filed from time to time with the Securities and Exchange Commission with respect to: (i) Sections 13(d), 13(g), 13(f), 13(h) and 16(a) of the Securities Exchange Act of 1934, as amended, including without limitation, Schedule 13D, Schedule 13G, Form 13F, Form 13H, Form 3, Form 4 and Form 5 and (ii) in connection with any applications for EDGAR access codes, including without limitation the Form ID.
 
 
/s/ George R. Roberts
 
 
Name: George R. Roberts
 
 
Date: May 28, 2014
 

POWER OF ATTORNEY
 
Know all men by these presents that William J. Janetschek does hereby make, constitute and appoint David J. Sorkin, Terence P. Gallagher, and Christopher B. Lee, or any one of them, as a true and lawful attorney-in -fact of the undersigned with full powers of substitution and revocation, for and in the name, place and stead of the undersigned (both in the undersigned's individual capacity and as a manager or member of any limited liability company, as a partner of any partnership, as an officer of any corporate or other entity, or in the undersigned's capacity in a position similar to the foregoing at any entity, in each case, for which the undersigned is otherwise authorized to sign), to execute and deliver such forms, schedules, statements and other documents as may be required to be filed from time to time with the Securities and Exchange Commission with respect to: (i) Sections 13(d), 13(g), 13(f), 13(h) and 16(a) of the Securities Exchange Act of 1934, as amended, including without limitation, Schedule 13D, Schedule 13G, Form 13F, Form 13H, Form 3, Form 4 and Form 5 and (ii) in connection with any applications for EDGAR access codes, including without limitation the Form ID.
 
 
/s/ William J. Janetschek
 
 
Name: William J. Janetschek
 
 
Date: May 28, 2014