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Corporate lineage

Deep Rock Oil Corporation

Now part of Anadarko Petroleum.

8
Recorded transactions
Acquired
Current status
1
Predecessor on record

Lineage

The chain on record.

Each arrow is a recorded acquisition or merger. Open any company to trace its own chain.

Predecessors · acquired by Deep Rock Oil Corporation

  1. Shaffer Oil & Refining CompanyDeep Rock Oil Corp.

Deep Rock Oil Corporation · acquired by

  1. Deep Rock Oil CorporationCrescent Corporation

Successor chain

  1. Crescent CorporationKerr-McGee Corporation
  2. Kerr-McGee CorporationAnadarko Petroleum Corporation
  3. Kerr-McGeeAnadarko Petroleum
  4. Anadarko PetroleumOccidental Petroleum
  5. Anadarko Petroleum CorporationOccidental Petroleum Corporation
  6. Occidental Petroleum Ltd. (Canada)Nexen, Inc.

Quick answers

About Deep Rock Oil Corporation.

Who acquired Deep Rock Oil Corporation?
Deep Rock Oil Corporation was acquired into Anadarko Petroleum, which is the current successor entity in the chain tracked by the OGLandman M&A directory.
Is Deep Rock Oil Corporation still an independent company?
No. Deep Rock Oil Corporation is no longer independent; it is now part of Anadarko Petroleum.
What companies did Deep Rock Oil Corporation acquire?
Deep Rock Oil Corporation acquired Shaffer Oil & Refining Company. Full list available in the lineage chain below.

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