Alasdair Thomas

Alasdair Thomas

Decommissioning Manager North Sea Transition Authority

Alasdair Thomas is Decommissioning Manager for the North Sea Transition Authority (NSTA) responsible for stewardship of the UKCS industry in delivery of cost effective decommissioning. The NSTA regulate and influence the oil and gas, offshore hydrogen and carbon storage industries for the UK Continental Shelf (UKCS), with a focus on maximising economic recovery, reducing emissions and accelerating the energy transition. Prior to taking on this role in early 2021, Alasdair spent over 30 years in industry, working for bp. During that time, he held a number of different operational and engineering leadership roles across all sectors of the UK industry - downstream (onshore); midstream and upstream. His most recent role prior to joining the NSTA was as bp Major Projects Engineering Manager for a number of major greenfield new field development projects. Alasdair has a degree (CEng) in Energy Engineering with Management (MEng) background. Out with work you will find him on his bike or on the golf course.

Offshore Decommissioning APAC Summit 2027: Main Conference

5:10 PM Closing Joint Presentation | New Ways of Working in a Mature Basin: Collaboration Lessons for APAC from NSTA

  • The role of the NSTA and some of the challenges/opportunities we see for Decom in the UKCS
  • How industry workgroups and initiatives in the UKCS are established and run, to balance the needs of regulators, operators, and the supply chain
  • Examples of collaboration that industry have undertaken in the basin to plan/execute decom work and some of the current efforts that are underway or planned   
  • How the NSTA utilizes its data, and Stewardship role, to inform and influence industry to drive cost-effective decom (with examples of specific tools and initiatives – inc. SDC, TWIST, Data Vis Dashboard, AB3 charter) 

Offshore Decommissioning APAC Summit 2027: Masterclass

9:00 AM Mission Briefing

Your project starts here. Working as the appointed decommissioning team for the Meridian Platform, delegates receive a realistic project dossier and are challenged to plan, execute and defend critical decisions across five phases, from liquidating Asset Retirement Obligation through to a live board defense. 

The objective: deliver a safe, commercially viable, regulator-approved decommissioning program, built on the real cost, contracting and execution logic used across APAC. 


Check out the incredible speaker line-up to see who will be joining Alasdair.

Download The Latest Agenda