SEC EDGAR Filing Information

Form 3 -- Initial statement of beneficial ownership of securities

Period of Report: 2008-02-29
Filing Date Changed: 2008-03-11
Documents: 2
SEC Accession No.
0001209191-08-017167
Filing date: 2008-03-11
Accepted: 2008-03-11 06:13:23

Table of submitted documents:

Seq Type Document Size Description
1 3 bny50633mhr_3.html MAIN DOCUMENT DESCRIPTION
1 3 bny50633mhr_3.xml 6956 MAIN DOCUMENT DESCRIPTION
2 EX-99 y50633ex99.txt 1026 ADDITIONAL EXHIBITS
0001209191-08-017167.txt 11989 Complete submission text file

Filer Information:

KEY ENERGY SERVICES INC (Issuer) (0000318996)
IRS No.: 042648081 | State of Incorp.: MD | Fiscal Year End: 1231
SIC: 1381 Drilling Oil & Gas Wells

  Assistant Director 4
Business Address
1301 MCKINNEY STREET
SUITE 1800
HOUSTON TX 77010
713-651-4300
 Mailing Address
1301 MCKINNEY STREET
SUITE 1800
HOUSTON TX 77010

RACHESKY MARK H MD (Reporting) (0001194368)
Type: 3 | Act: 34 | File No.: 001-08038 | Film No.: 08679314
Business Address
NEOSE TECHNOLOGIES INC
102 WITMER RD
HORSHAM PA 19044
2122620005
 Mailing Address
40 WEST 57TH STREET, 24TH FLOOR
NEW YORK NY 10019

MHR FUND MANAGEMENT LLC (Reporting) (0001277742)
Type: 3 | Act: 34 | File No.: 001-08038 | Film No.: 08679311
Business Address
C/O O'MELVENY & MYERS LLP
TIMES SQUARE TOWER, 7 TIMES SQUARE
NEW YORK NY 10036
212-728-5977
 Mailing Address
C/O O'MELVENY & MYERS LLP
TIMES SQUARE TOWER, 7 TIMES SQUARE
NEW YORK NY 10036

MHR Institutional Partners III LP (Reporting) (0001391121)
Type: 3 | Act: 34 | File No.: 001-08038 | Film No.: 08679312
Business Address
40 WEST 57TH STREET
24TH FLOOR
NEW YORK NY 10019
212-262-0005
 Mailing Address
40 WEST 57TH STREET
24TH FLOOR
NEW YORK NY 10019

MHR Institutional Advisors III LLC (Reporting) (0001391563)
IRS No.: | State of Incorp.: DE | Fiscal Year End: 1231
Type: 3 | Act: 34 | File No.: 001-08038 | Film No.: 08679313
Business Address
40 WEST 57 STREET
24TH FLOOR
NEW YORK NY 10019
(212) 262-0005
 Mailing Address
40 WEST 57 STREET
24TH FLOOR
NEW YORK NY 10019