Decommissioning Expertise – from Planning to Execution

TSB Offshore, Inc. (formerly Twachtman Snyder & Byrd, Inc.) is the recognized oil and gas energy industry leader in providing worldwide abandonment consulting and project management services that include:

  • Project Planning
  • Abandonment Liability Estimates – Asset Retirement Obligations (ARO)
  • Detailed Project Studies
  • Project Management
  • Permitting

TSB Offshore utilizes proprietary decommissioning cost estimation software called PAESTM which is unique in the oil and gas industry.  This software was developed by TSB and accesses a resource data base of actual decommissioning project costs and algorithms to develop the decommissioning cost estimates. The PAES system contains thousands of decommissioning cost estimates for the Gulf of Mexico, North Sea, Gulf of Thailand and other areas spanning over 20 years. The database provides unique opportunities for trend analysis and insight into decommissioning projects which are unmatched in the industry.


  • Oil and Gas Exploration and Production Companies
  • Pipeline Companies
  • Oil and Gas Plants
  • Government Agencies
  • Investment Companies
  • Insurance Companies
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