U.S. DEPARTMENT OF THE INTERIORBUREAU OF LAND MANAGEMENT
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Corporate Name Change & Merger Index

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Company Name
(OLD NAME)		Changed or Merged To
(NEW NAME)		Date of
BLM WY
Decision or
Cover Memo		BLM State
Office that
Issued
Decision
Hackathorn New Zealand Oil LtdChampion Ventures Inc02/25/1971WY
Hadson Petro(USA) IncHadson Ener Res Corp05/20/1993WY
Hadson Ene ResApache Ene Res Corp09/05/1995WY
Hallwood Consolidated Partners LPHallwood Energy Parternship12/27/2001MT
Hallwood Energy CorpHEP Pure, LP08/28/2002CO
Hallwood Energy Partners LPHEP Partners LP07/12/2002MT
Hallwood GP IncCompany Dissolved04/12/2001MT
Hallwood Oil & Gas IncCompany Dissolved12/27/2002MT
Hallwood Petroleum IncHEC Partners Inc07/12/2001MT
Hamill, Claude BEstate of Claude B Hamill09/10/1986WY
Hanlad Oil CorpMcBride Oil & Gas corp12/14/1998NM
Hanoco, A PartnershipHaloco CO, A Partnership03/11/1986WY
Hanover Planning Company, IncHanover Petroleum Corporation04/04/1975WY
Hanson Oil CorpMcBride Oil & Gas Corp11/05/1987WY
Harper Oil Co
Midcon Central Exploration Co
    Amended Decision-Added Lease		05/29/1986
09/30/1987		WY
WY
Harrington & Bibler, Inc.Bibler Resources Company11/29/2004MT
Harvard Petroleum CorporationHarvard Petroleum Company LLC 
    NM Notice (Oil & Gas Leases Only) 
    WY Cover Memo. (Oil & Gas Leases Only)


04/01/2008
04/10/2008


NM
WY
Harvest States CooperativesCenex Inc12/01/2000WY
Harvest States CooperativesCenex Harvest States Cooperatives12/01/2000WY
Hawks Company, The
Hawks Company LP, The
    Amended Decision		06/19/1987
09/23/1991		WY
WY
Hawthorne O&G CorpAmer Natl Petro Co12/03/1993WY
Haynie & MayerH & M Oil Producers, Inc.04/14/1988WY
Hazel M Lindl Testamentary TrustHazel M Lindl Testamentary Trust #1 For the Benefit of Robert E. Brown & Hazel M. Lindl Testamentary Trust #2 For the Benefit of Gloria Jean Deines01/29/2007WY
Hazel M Lindl Testamentary Trust #2 For the Benefit of Gloria Jean DeinesCharles Howard III, John Howard & Christopher Tashlein as beneficiaries01/29/2007WY
HD Oil CompanyHomer Dean Oil Co Inc08/21/1990WY
Headington Oil CoHeadington Canada Corp07/09/1999WY
Headington Oil Company LPHeadington Oil Company LLC02/12/2008WY
HEC La Plata, L.L.C.Pure Resources, LP 06/08/2006 NM
HEC Peru, L.L.C. Pure Resources, LP 06/08/2006 NM
HEC Petroleum, Inc.

Pure Resources, LP 
    (Oil & Gas Leases Only)
Pure Resources LP 
    (Rights-of-Way Grants Only)

 06/08/2006

Withdrawn

NM

WY

HEP Partners, L.P. Pure Resources, LP 06/08/2006 NM
HEP Pure, LPPure Resources, LP

10/11/2006
11/06/2006

MT
WY

HEP Pure Acquisition, L.L.C. Pure Resources, LP 06/08/2006 NM
HEP San Juan, L.L.C. Pure Resources, LP 06/08/2006 NM
H.E.P. Oil Co LLCH.E.P. Oil Co Ltd.04/23/2001WY
Helen Rorbach Kannenstine Estate
Louis Fabian Kannenstine Trust, David Edward Kannenstine Trust & Emily Ann Kannenstine Trust
01/20/2007
WY
Helmet Petroleum CorporationArapaho Energy, Inc01/30/1985WY
Henderson Petroleum CorporationBurkhart Petroleum Corporation04/02/1986
04/25/1986

WY
WY

Herboil CoDMF Resources Inc04/03/1996WY
Hess Oil & Chemical CorpAmerada Petroleum Corp10/10/1969ES*
Hewitt, Helene, Estate of

William Evert Andrau Trust #1, William Evert Andrau Trust #2, Helene B Hewett/ Barbara A Powell Trust #1, Helene B Hewett/Barbara A Powell Trust #2, Siegler Family Trust #1, Siegler Family Trust #2

02/24/2004WY
Hickok Clifford P, Estate ofMarion Lee Hickok, Frederick R Hickok & William C Hickok, Successors-In-Interest04/20/1995WY
Hickok Marion Lee, Estate ofFrederick R Hickok & William C Hickok, Successors-In-Interest04/20/1995WY
Hickok William CHickok Partners04/20/1995WY
Hickok Frederick RHickok Partners04/20/1995WY
High Crest Oils, Inc.Tricentrol United States, Inc.01/22/1975WY
High Mountain Ranches, Inc. Antelope Run Ranch, Inc. 09/15/2005WY
High Plains Oil CorpAdobe Resources Corporation
    (Amended Decision)		07/10/1989
07/10/1995		WY
WY
Highland Production Co

Corporate Dissolution
Assets went to Quay Valley Inc

11/24/1998
12/31/1998

NM
WY

Hingeline-Overthrust Oil & Gas, Inc.Whiting Petroleum Corp04/02/1984WY
Hixon Development CoGiant Expl & Prod Co03/30/1998WY
HNG Oil CoEnron Oil & Gas Co11/16/1990WY
Home Oil Company of Canada, a Delaware CorporationHome Petroleum Corp05/23/1974WY
Home Petroleum Corp
HPC, Inc
    Amended Decision		02/13/1989
03/14/1989		WY
WY
Home-Stake Oil & Gas CompanyCortez Operating Company10/10/2002WY
Home-Stake Royalty CorpHome-Stake O&G Co03/14/1998WY
Hondo Oil & Gas CompanyAtlantic Richfield Company04/27/1987WY

Houston Exploration Company, The

Forest Oil Corporation

07/27/2007WY
H S Resources IncKerr-McGee Rocky Mountain Corp09/19/2001
09/18/2001
WY
CO
Kenneth Leroy HubbardThe Estate of Kenneth Leroy Hubbard; Donald G. Hubbard, Peggy H. Seymour, JoAnn H. Wolfe and Vicky H. Auberry, devisees. 11/25/2005WY
Hugoton Capital Ltd PartnershipMesa Operating Company01/14/1997NM

Hugoton Energy Corp

Chesapeake Mid-Continent Corp
    NM Bond Decision
    WY Cover Memorandum


03/20/1998
03/10/1999


NM
WY

Hugoton Management CoMesa Operating Company01/14/1997NM
Humble Oil & RefiningExxon Corporation09/03/2004WY
Huron Petroleum CorpBeacon Exploration Co06/07/1984WY
Husky IncHusky Oil Co01/26/1965CO
Husky Oil CompanyMarathon Oil Co (Original Decision)
    (Amended Decision-Additional Lease)
    (Correction to title WYW 45810)
    (Amended Decision-Additional Lease		10/11/1984
10/11/1985
01/21/1986
08/15/1986		WY
WY
WY
WY
Husky Oil Co of DelawareHusky Inc01/26/1965CO
Husky Oil Co of Delaware

Husky Oil Company

10/15/1968
10/16/1968
01/20/1969		UT
CO
WY
Husky Oil Co of Delaware

Husky Oil Company



    (Amended Decision-Additional Lease)
    (Amended Decision-Rights-of-way)

11/17/1976
11/23/1976
01/19/1977
03/01/1977
04/21/1977
09/29/1977		UT
CO
WY
NM
WY
WY
* Eastern States Office, Springfield VA

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Last updated: 02-11-2009