Ownership Submission
FORM 3
 UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

INITIAL STATEMENT OF BENEFICIAL OWNERSHIP OF SECURITIES

Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934, Section 17(a) of the Public Utility Holding Company Act of 1935 or Section 30(h) of the Investment Company Act of 1940
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(Print or Type Responses)
1. Name and Address of Reporting Person *
  Platinum Equity Investment Holdings III Manager, LLC
 2. Date of Event Requiring Statement (Month/Day/Year)
05/22/2018		 3. Issuer Name and Ticker or Trading Symbol
KEY ENERGY SERVICES INC [KEG]
(Last)
(First)
(Middle)
C/O PLATINUM EQUITY ADVISORS, LLC, 360 NORTH CRESCENT DRIVE, SOUTH BUILDING		 4. Relationship of Reporting Person(s) to Issuer
(Check all applicable)
_____ Director __X__ 10% Owner
_____ Officer (give title below) _____ Other (specify below)
5. If Amendment, Date Original Filed(Month/Day/Year)
(Street)

BEVERLY HILLS, CA 90210		 6. Individual or Joint/Group Filing(Check Applicable Line)
_X_ Form filed by One Reporting Person
___ Form filed by More than One Reporting Person
(City)
(State)
(Zip)
Table I - Non-Derivative Securities Beneficially Owned
1.Title of Security
(Instr. 4)		 2. Amount of Securities Beneficially Owned
(Instr. 4)		 3. Ownership Form: Direct (D) or Indirect (I)
(Instr. 5)		 4. Nature of Indirect Beneficial Ownership
(Instr. 5)
Common Stock 10,309,609 (1) (2) (3) (4) (5) (6)
I
See footnotes. (2) (3) (4) (5) (6)

Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly. SEC 1473 (7-02)
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Table II - Derivative Securities Beneficially Owned (e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security
(Instr. 4)		 2. Date Exercisable and Expiration Date
(Month/Day/Year)		 3. Title and Amount of Securities Underlying Derivative Security
(Instr. 4)		 4. Conversion or Exercise Price of Derivative Security 5. Ownership Form of Derivative Security: Direct (D) or Indirect (I)
(Instr. 5)		 6. Nature of Indirect Beneficial Ownership
(Instr. 5)
Date Exercisable Expiration Date Title Amount or Number of Shares

Reporting Owners

Reporting Owner Name / Address Relationships
Director 10% Owner Officer Other
Platinum Equity Investment Holdings III Manager, LLC
C/O PLATINUM EQUITY ADVISORS, LLC
360 NORTH CRESCENT DRIVE, SOUTH BUILDING
BEVERLY HILLS, CA 90210		     X    

Signatures

See Exhibit 99.1 - Signatures 03/18/2019
**Signature of Reporting Person Date

Explanation of Responses:

* If the form is filed by more than one reporting person, see Instruction 5(b)(v).
** Intentional misstatements or omissions of facts constitute Federal Criminal Violations. See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).
(1) The 10,309,609 shares of common stock is the amount the reporting person may be deemed to beneficially own as of the date of this filing. On May 22, 2018, the date of the internal restructuring described below, the reporting person may have been deemed to beneficially own 9,800,630 shares of common stock.
(2) Includes 9,800,630 shares issued to Soter Capital, LLC ("Soter) in connection with issuer's emergence from bankruptcy on December 15, 2016 and Soter's participation in the related rights offering.
(3) Soter Capital Holdings, LLC ("SCH") is the sole member of Soter and may be deemed to beneficially own the common stock beneficially owned by Soter. PE Soter Holdings, LLC ("PESH") holds a majority membership interest in SCH and may be deemed to beneficially own the common stock beneficially owned by SCH. Platinum Equity Capital Soter Partners, L.P. ("PECSP") holds a majority membership interest in PESH and may be deemed to beneficially own the common stock beneficially owned by PESH. Platinum Equity Partners III, LLC ("PEP III") is the general partner of PECSP and may be deemed to beneficially own the common stock beneficially owned by PECSP.
(4) (Continued from Footnote 3) Platinum Equity Investment Holdings III, LLC ("PEIH III") is the senior managing member of PEP III and may be deemed to beneficially own the common stock beneficially owned by PEP III. Platinum Equity InvestCo, L.P. ("PEI LP") owns all of the economic interests in PEIH III and may be deemed to beneficially own the common stock beneficially owned by PEIH III. Platinum Equity Investment Holdings IC (Cayman), LLC ("PEIH IC LLC") is the general partner of PEI LP and may be deemed to beneficially own the common stock beneficially owned by PEI LP. Platinum InvestCo (Cayman), LLC ("PIC LLC") holds a controlling interest in PEI LP and may be deemed to beneficially own common stock beneficially owned by PEI LP.
(5) (Continued from Footnote 4) Platinum Equity Investment Holdings, LLC ("PEIH LLC") is the sole member of PEIH IC LLC and may be deemed to beneficially own the common stock beneficially owned by PEIH IC LLC. Platinum Equity Investment Holdings III Manager, LLC ("PEIH III Manager") is the sole manager of PEIH III and may be deemed to beneficially own the common stock beneficially owned by PEIH III. Platinum Equity, LLC ("Platinum Equity") is the sole member of PEIH III Manager and PEIH LLC and may be deemed to beneficially own the common stock beneficially owned by each of PEIH III Manager and PEIH LLC. Platinum Equity and Tom Gores, together, hold a controlling interest in PIC LLC and may be deemed to beneficially own the common stock beneficially owned by PIC LLC.
(6) (Continued from Footnote 5) Tom Gores is the Chairman and Chief Executive Officer of Platinum Equity and may be deemed to beneficially own the common stock beneficially owned by Platinum Equity. Mr. Gores disclaims beneficial ownership of all the shares of common stock held by each of the entities listed above with respect to which he does not have a pecuniary interest.
 
Remarks:
On May 22, 2018, as part of an internal restructuring by certain of the entities described above, PEIH III Manager became the sole manager of PEIH III.  As a result, PEIH III Manager may be deemed to beneficially own the common stock beneficially owned by PEIH III.  The internal restructuring did not change or have any effect on the pecuniary interest of any other entity.

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