OUR LEADERSHIP TEAM
The strength of Expander Energy lies in its team – a collective of seasoned engineers, forward-thinking innovators, and accomplished project leaders. We bring together a wealth of global energy sector experience, deep technical acumen, and proven project execution capabilities. Our shared purpose is to convert sustainable resources and challenging waste materials into the advanced, high-performance clean fuels critically needed to decarbonize heavy transport, marine, and aviation.
Meet The Team

Executive Vice President, CTO, Director
Steve Kresnyak, P.Eng.
An engineer with over 48 years of global hydrocarbon industry experience, Steve is the inventor of Expander’s core process patents. His expertise includes gasification, Fischer-Tropsch synthesis, and bitumen upgrading from his 30 years as a technical lead at Colt Engineering (now Worley).

Director & Advisor
Larry Haggar, P.Eng. BASc
With a career in the international oil and gas sector since 1971, Larry has extensive experience in plant design, project management, and commissioning. He was a partner at Colt Engineering (now Worley) for over 20 years and is now an independent investor in sustainable energy.

Director & Advisor
John McLeod, P.Eng. FEC
A co-founder of Expander Energy, John has over 40 years of international upstream oil and gas experience. He is a former Chief Engineer for Amoco Canada, a past President of APEGA, and currently serves as a director for several petroleum companies.



