Gary McWilliam

Applications Manager (East Hemisphere)

Gary McWilliam joined BISN from Maersk Oil and has a wealth of experience completions and abandonment, giving him a comprehensive understanding of both product development and operational execution.


“I feel honoured to be apart of this fast growing company that I consider to be a game changer for the Oil and Gas industry. I believe with the technology BiSN can offer and my experience in well operations, a safe solution for remediation and abandonment applications can be delivered. I am extremely passionate about the work BiSN have already accomplished and enthusiastic to be apart of what is to come.”

Key credentials:

18 years of experience in WSS, completions and abandonment

Professional certificate for HNC Engineering (2001)

SVQ Well Services: Mechanical wireline

Expro wireline Level 1 and 2 (2003 and 2004)

Role with BiSN

Gary is responsible for client liaison and leadership of the engineering and operations staff at BiSN.

Career History

Prior to joining BiSN, Gary spent nearly four years with Maersk Oil UK Limited developing his skills in abandonment. He was involved in the first full scale decommissioning project carried out by MOUK. In his career so far, Gary has undertaken engineering work in completions, workover and abandonment related projects.