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Section 1: SC 13D/A (SC 13D/A)


SECURITIES AND EXCHANGE
COMMISSION
Washington, D.C. 20549

SCHEDULE 13D

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

WILLBROS GROUP, INC.
(Name of Issuer)

Common Stock, $0.05 par value
(Title of Class of Securities)

969203 10 8
(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)

June 1, 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 §§ 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 Section 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, as amended (“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).
 


CUSIP No. 969203 10 8
 
1
NAMES OF REPORTING PERSONS.
 
 
KKR Lending Partners II 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 PROCEEDINGS 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
 
 
0
 
 
 
 
8
SHARED VOTING POWER
 
 
0
 
 
 
 
9
SOLE DISPOSITIVE POWER
 
 
0
 
 
 
 
10
SHARED DISPOSITIVE POWER
 
 
0
 
 
 
 
11
AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON
 
 
0
 
 
 
 
12
CHECK IF THE AGGREGATE AMOUNT IN ROW (11) EXCLUDES CERTAIN SHARES (SEE INSTRUCTIONS)
 
 
 
 
 
 
13
PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (11)
 
 
0.0%
 
 
 
 
14
TYPE OF REPORTING PERSON (SEE INSTRUCTIONS)
 
 
PN
 
 
 
 
 
2

CUSIP No. 969203 10 8
 
1
NAMES OF REPORTING PERSONS.
 
 
KKR Associates Lending II 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 PROCEEDINGS 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
 
 
0
 
 
 
 
8
SHARED VOTING POWER
 
 
0
 
 
 
 
9
SOLE DISPOSITIVE POWER
 
 
0
 
 
 
 
10
SHARED DISPOSITIVE POWER
 
 
0
 
 
 
 
11
AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON
 
 
0
 
 
 
 
12
CHECK IF THE AGGREGATE AMOUNT IN ROW (11) EXCLUDES CERTAIN SHARES (SEE INSTRUCTIONS)
 
 
 
 
 
 
13
PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (11)
 
 
0.0%
 
 
 
 
14
TYPE OF REPORTING PERSON (SEE INSTRUCTIONS)
 
 
PN
 
 
 
 
 
3

CUSIP No. 969203 10 8
 
1
NAMES OF REPORTING PERSONS.
 
 
KKR Lending II GP 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 PROCEEDINGS 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
 
 
0
 
 
 
 
8
SHARED VOTING POWER
 
 
0
 
 
 
 
9
SOLE DISPOSITIVE POWER
 
 
0
 
 
 
 
10
SHARED DISPOSITIVE POWER
 
 
0
 
 
 
 
11
AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON
 
 
0
 
 
 
 
12
CHECK IF THE AGGREGATE AMOUNT IN ROW (11) EXCLUDES CERTAIN SHARES (SEE INSTRUCTIONS)
 
 
 
 
 
 
13
PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (11)
 
 
0.0%
 
 
 
 
14
TYPE OF REPORTING PERSON (SEE INSTRUCTIONS)
 
 
OO
 
 
 
 
 
4

CUSIP No. 969203 10 8
 
1
NAMES OF REPORTING PERSONS.
 
 
KAM Fund Advisors 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 PROCEEDINGS 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
 
 
0
 
 
 
 
8
SHARED VOTING POWER
 
 
0
 
 
 
 
9
SOLE DISPOSITIVE POWER
 
 
0
 
 
 
 
10
SHARED DISPOSITIVE POWER
 
 
0
 
 
 
 
11
AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON
 
 
0
 
 
 
 
12
CHECK IF THE AGGREGATE AMOUNT IN ROW (11) EXCLUDES CERTAIN SHARES (SEE INSTRUCTIONS)
 
 
 
 
 
 
13
PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (11)
 
 
0.0%
 
 
 
 
14
TYPE OF REPORTING PERSON (SEE INSTRUCTIONS)
 
 
IA
 
 
 
 
 
5

CUSIP No. 969203 10 8
 
1
NAMES OF REPORTING PERSONS.
 
 
KKR Credit Advisors (US) 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 PROCEEDINGS 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
 
 
0
 
 
 
 
8
SHARED VOTING POWER
 
 
0
 
 
 
 
9
SOLE DISPOSITIVE POWER
 
 
0
 
 
 
 
10
SHARED DISPOSITIVE POWER
 
 
0
 
 
 
 
11
AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON
 
 
0
 
 
 
 
12
CHECK IF THE AGGREGATE AMOUNT IN ROW (11) EXCLUDES CERTAIN SHARES (SEE INSTRUCTIONS)
 
 
 
 
 
 
13
PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (11)
 
 
0.0%
 
 
 
 
14
TYPE OF REPORTING PERSON (SEE INSTRUCTIONS)
 
 
IA
 
 
 
 
 
6

CUSIP No. 969203 10 8
 
1
NAMES OF REPORTING PERSONS.
 
 
Kohlberg Kravis Roberts & Co. 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 PROCEEDINGS 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
 
 
0
 
 
 
 
8
SHARED VOTING POWER
 
 
0
 
 
 
 
9
SOLE DISPOSITIVE POWER
 
 
0
 
 
 
 
10
SHARED DISPOSITIVE POWER
 
 
0
 
 
 
 
11
AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON
 
 
0
 
 
 
 
12
CHECK IF THE AGGREGATE AMOUNT IN ROW (11) EXCLUDES CERTAIN SHARES (SEE INSTRUCTIONS)
 
 
 
 
 
 
13
PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (11)
 
 
0.0%
 
 
 
 
14
TYPE OF REPORTING PERSON (SEE INSTRUCTIONS)
 
 
PN
 
 
 
 
 
7

CUSIP No. 969203 10 8
 
1
NAMES OF REPORTING PERSONS.
 
 
KKR Management 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 PROCEEDINGS 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
 
 
0
 
 
 
 
8
SHARED VOTING POWER
 
 
0
 
 
 
 
9
SOLE DISPOSITIVE POWER
 
 
0
 
 
 
 
10
SHARED DISPOSITIVE POWER
 
 
0
 
 
 
 
11
AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON
 
 
0
 
 
 
 
12
CHECK IF THE AGGREGATE AMOUNT IN ROW (11) EXCLUDES CERTAIN SHARES (SEE INSTRUCTIONS)
 
 
 
 
 
 
13
PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (11)
 
 
0.0%
 
 
 
 
14
TYPE OF REPORTING PERSON (SEE INSTRUCTIONS)
 
 
PN
 
 
 
 
 
8

CUSIP No. 969203 10 8
 
1
NAMES OF REPORTING PERSONS.
 
 
KKR Management 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 PROCEEDINGS 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
 
 
0
 
 
 
 
8
SHARED VOTING POWER
 
 
0
 
 
 
 
9
SOLE DISPOSITIVE POWER
 
 
0
 
 
 
 
10
SHARED DISPOSITIVE POWER
 
 
0
 
 
 
 
11
AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON
 
 
0
 
 
 
 
12
CHECK IF THE AGGREGATE AMOUNT IN ROW (11) EXCLUDES CERTAIN SHARES (SEE INSTRUCTIONS)
 
 
 
 
 
 
13
PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (11)
 
 
0.0%
 
 
 
 
14
TYPE OF REPORTING PERSON (SEE INSTRUCTIONS)
 
 
CO
 
 
 
 
 
9

CUSIP No. 969203 10 8
 
1
NAMES OF REPORTING PERSONS.
 
 
KKR Group 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 PROCEEDINGS 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
 
 
0
 
 
 
 
8
SHARED VOTING POWER
 
 
0
 
 
 
 
9
SOLE DISPOSITIVE POWER
 
 
0
 
 
 
 
10
SHARED DISPOSITIVE POWER
 
 
0
 
 
 
 
11
AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON
 
 
0
 
 
 
 
12
CHECK IF THE AGGREGATE AMOUNT IN ROW (11) EXCLUDES CERTAIN SHARES (SEE INSTRUCTIONS)
 
 
 
 
 
 
13
PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (11)
 
 
0.0%
 
 
 
 
14
TYPE OF REPORTING PERSON (SEE INSTRUCTIONS)
 
 
PN
 
 
 
 
 
10

CUSIP No. 969203 10 8
 
1
NAMES OF REPORTING PERSONS.
 
 
KKR Group 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 PROCEEDINGS 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
 
 
0
 
 
 
 
8
SHARED VOTING POWER
 
 
0
 
 
 
 
9
SOLE DISPOSITIVE POWER
 
 
0
 
 
 
 
10
SHARED DISPOSITIVE POWER
 
 
0
 
 
 
 
11
AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON
 
 
0
 
 
 
 
12
CHECK IF THE AGGREGATE AMOUNT IN ROW (11) EXCLUDES CERTAIN SHARES (SEE INSTRUCTIONS)
 
 
 
 
 
 
13
PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (11)
 
 
0.0%
 
 
 
 
14
TYPE OF REPORTING PERSON (SEE INSTRUCTIONS)
 
 
CO
 
 
 
 
 
11

CUSIP No. 969203 10 8
 
1
NAMES OF REPORTING PERSONS.
 
 
KKR & Co. 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 PROCEEDINGS 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
 
 
0
 
 
 
 
8
SHARED VOTING POWER
 
 
0
 
 
 
 
9
SOLE DISPOSITIVE POWER
 
 
0
 
 
 
 
10
SHARED DISPOSITIVE POWER
 
 
0
 
 
 
 
11
AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON
 
 
0
 
 
 
 
12
CHECK IF THE AGGREGATE AMOUNT IN ROW (11) EXCLUDES CERTAIN SHARES (SEE INSTRUCTIONS)
 
 
 
 
 
 
13
PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (11)
 
 
0.0%
 
 
 
 
14
TYPE OF REPORTING PERSON (SEE INSTRUCTIONS)
 
 
PN
 
 
 
 
 
12

CUSIP No. 969203 10 8
 
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 PROCEEDINGS 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
 
 
0
 
 
 
 
8
SHARED VOTING POWER
 
 
0
 
 
 
 
9
SOLE DISPOSITIVE POWER
 
 
0
 
 
 
 
10
SHARED DISPOSITIVE POWER
 
 
0
 
 
 
 
11
AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON
 
 
0
 
 
 
 
12
CHECK IF THE AGGREGATE AMOUNT IN ROW (11) EXCLUDES CERTAIN SHARES (SEE INSTRUCTIONS)
 
 
 
 
 
 
13
PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (11)
 
 
0.0%
 
 
 
 
14
TYPE OF REPORTING PERSON (SEE INSTRUCTIONS)
 
 
OO
 
 
 
 
 
13

CUSIP No. 969203 10 8
 
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 PROCEEDINGS 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
 
 
0
 
 
 
 
9
SOLE DISPOSITIVE POWER
 
 
0
 
 
 
 
10
SHARED DISPOSITIVE POWER
 
 
0
 
 
 
 
11
AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON
 
 
0
 
 
 
 
12
CHECK IF THE AGGREGATE AMOUNT IN ROW (11) EXCLUDES CERTAIN SHARES (SEE INSTRUCTIONS)
 
 
 
 
 
 
13
PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (11)
 
 
0.0%
 
 
 
 
14
TYPE OF REPORTING PERSON (SEE INSTRUCTIONS)
 
 
IN
 
 
 
 
 
14

CUSIP No. 969203 10 8
 
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 PROCEEDINGS 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
 
 
0
 
 
 
 
9
SOLE DISPOSITIVE POWER
 
 
0
 
 
 
 
10
SHARED DISPOSITIVE POWER
 
 
0
 
 
 
 
11
AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON
 
 
0
 
 
 
 
12
CHECK IF THE AGGREGATE AMOUNT IN ROW (11) EXCLUDES CERTAIN SHARES (SEE INSTRUCTIONS)
 
 
 
 
 
 
13
PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (11)
 
 
0.0%
 
 
 
 
14
TYPE OF REPORTING PERSON (SEE INSTRUCTIONS)
 
 
IN
 
 
 
 
 
15

Explanatory Note

This Amendment No. 2 (“Amendment No. 2”) supplements and amends the initial statement on Schedule 13D filed on April 8, 2015 by the Reporting Persons (as defined below), as amended by Amendment No. 1 to the Schedule 13D filed on April 18, 2018 (as so amended, the “Schedule 13D”), relating to the shares of Common Stock, par value $0.05 per share (the “Common Stock”), of Willbros Group, Inc., a Delaware corporation (the “Issuer”).  Each Item below amends and supplements the information disclosed under the corresponding Item of the Schedule 13D.  Except as specifically provided herein, this Amendment No. 2 does not modify any of the information previously reported in 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.

This statement on Schedule 13D is being filed by:
 
i.
KKR Lending Partners II L.P., a Delaware limited partnership (“KKR Lending II”);
ii.
KKR Associates Lending II L.P., a Delaware limited partnership (“Associates Lending II”);
iii.
KKR Lending II GP LLC, a Delaware limited liability company (“Lending II GP”);
iv.
KAM Fund Advisors LLC, a Delaware limited liability company (“KAM Fund Advisors”);
v.
KKR Credit Advisors (US), LLC, a Delaware limited liability company (“KKR Credit US”);
vi.
Kohlberg Kravis Roberts & Co. L.P., a Delaware limited partnership (“Kohlberg Kravis Roberts & Co.”);
vii.
KKR Management Holdings L.P., a Delaware limited partnership (“KKR Management Holdings”);
viii.
KKR Management Holdings Corp., a Delaware corporation (“KKR Management Holdings Corp.”);
ix.
KKR Group Holdings L.P., a Cayman Islands limited partnership (“KKR Group Holdings”);
x.
KKR Group Limited, a Cayman Islands limited company (“KKR Group”);
xi.
KKR & Co. L.P., a Delaware limited partnership (“KKR & Co.”);
xii.
KKR Management LLC, a Delaware limited liability company (“KKR Management”);
xiii.
Henry R. Kravis, a United States citizen; and
xiv.
George R. Roberts, a United States citizen (the entities and persons listed in items (i) through (xiv) are collectively referred to herein as the “Reporting Persons”).

Item 4.
Purpose of Transaction

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

Item 6 of the Schedule 13D is incorporated herein by reference.

Item 5.
Interest in Securities of the Issuer

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

(a)-(b)  None of the Reporting Persons and, to the knowledge of each Reporting Person each other person described in Item 2 hereof, beneficially owns any shares of Common Stock.

(c) Except as set forth in this Amendment No. 2, none of the Reporting Persons and, to the knowledge of each Reporting Person each other person described in Item 2 hereof, has effected any transactions in shares of Common Stock in the past 60 days.

(d) Not applicable.

(e) As of June 1, 2018, the Reporting Persons ceased to be the beneficial owners of more than five percent of the outstanding shares of Common Stock.
 
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:
 

On June 1, 2018, Primoris Services Corporation (“Parent”), acquired the Issuer pursuant to that certain Agreement and Plan of Merger entered into by and among the Issuer, Parent and Waco Acquisition Vehicle, Inc., a wholly-owned subsidiary of Parent (“Merger Sub”), dated as of March 27, 2018 (the “Merger Agreement”).  In accordance with the Merger Agreement, Merger Sub merged with and into the Issuer, with the Issuer surviving such merger as a wholly-owned subsidiary of Parent (the “Merger”).  Pursuant to the terms of the Merger Agreement, each outstanding share of Common Stock issued and outstanding immediately prior to the effective time of the Merger (other than shares owned by the Issuer or any of its subsidiaries and shares held by stockholders of the Issuer, if any, who exercised their rights as dissenting owners under Delaware law), automatically converted into the right to receive $0.60 per share in cash, without interest.
 

SIGNATURES

After reasonable inquiry and to the best of my knowledge and belief, I certify that the information set forth in this statement is true, complete and correct.

Dated: June 5, 2018

 
KKR LENDING PARTNERS II L.P.
   
 
By:
/s/ Nicole J. Macarchuk
   
Name: Nicole J. Macarchuk
   
Title: Authorized Signatory
     
 
KKR ASSOCIATES LENDING II L.P.
     
 
By:
/s/ Nicole J. Macarchuk
   
Name: Nicole J. Macarchuk
   
Title: Authorized Signatory
     
 
KKR LENDING II GP LLC
     
 
By:
/s/ Nicole J. Macarchuk
   
Name: Nicole J. Macarchuk
   
Title: Authorized Signatory
     
 
KAM FUND ADVISORS LLC
     
 
By:
/s/ Nicole J. Macarchuk
   
Name: Nicole J. Macarchuk
   
Title: Authorized Signatory
     
 
KKR CREDIT ADVISORS (US) LLC
     
 
By:
/s/ Nicole J. Macarchuk
   
Name: Nicole J. Macarchuk
   
Title: General Counsel
     
 
KOHLBERG KRAVIS ROBERTS & CO. L.P.
     
 
By:
/s/ Terence P. Gallagher
   
Name: Terence P. Gallagher
   
Title: Attorney-in-fact for William Janetschek, Chief Financial Officer
     
 
KKR MANAGEMENT HOLDINGS L.P.
     
 
By:
KKR Management Holdings Corp., its general partner
     
 
By:
/s/ Terence P. Gallagher
   
Name: Terence P. Gallagher
   
Title: Attorney-in-fact for William J. Janetschek, Chief Financial Officer
 

 
KKR MANAGEMENT HOLDINGS CORP.
     
 
By:
/s/ Terence P. Gallagher
   
Name: Terence P. Gallagher
   
Title: Attorney-in-fact for William J. Janetschek, Chief Financial Officer
 
 
KKR GROUP HOLDINGS L.P.
     
 
By:
KKR Group Limited, its general partner
     
 
By:
/s/ Terence P. Gallagher
   
Name: Terence P. Gallagher
   
Title: Attorney-in-fact for William J. Janetschek, Director
     
 
KKR GROUP LIMITED
     
 
By:
/s/ Terence P. Gallagher
   
Name: Terence P. Gallagher
   
Title: Attorney-in-fact for William J. Janetschek, Director
     
 
KKR & CO. L.P.
     
 
By:
KKR Management LLC, its general partner
     
 
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
 
 

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