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Corporate lineage

Diamond Oil Company

Now part of Anadarko Petroleum.

13
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 Diamond Oil Company

  1. Crystal Oil CompanyDiamond Oil Company

Diamond Oil Company · acquired by

  1. Diamond Oil CompanySun Oil Company

Successor chain

  1. Sun Oil CompanySun Company, Inc.
  2. SunSun Company, Inc.
  3. Sun Company, Inc.Sunoco, Inc.
  4. Sun Company, Inc. (E&P Assets)Sun Expl. & Prod. Company
  5. Sun Expl. & Prod. CompanyOryx Energy Company
  6. Oryx Energy CompanyKerr-McGee Corporation
  7. Kerr-McGee CorporationAnadarko Petroleum Corporation
  8. Kerr-McGeeAnadarko Petroleum
  9. Anadarko PetroleumOccidental Petroleum
  10. Anadarko Petroleum CorporationOccidental Petroleum Corporation
  11. Occidental Petroleum Ltd. (Canada)Nexen, Inc.

Quick answers

About Diamond Oil Company.

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

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