Leadership

CanCambria is led by a seasoned team with a proven track record of operational excellence and value creation through the drill bit. Our leadership and technical teams have been directly involved in the discovery, exploration, and development of numerous multi-TCF tight gas condensate reservoirs, safely drilling and completing more than 3,000 wells across a wide range of basins.

CanCambria’s work philosophy is grounded in opportunistic strategy, disciplined execution, and data-driven decision-making. 

Paul Clarke, PhD

CanCambria’s cornerstone asset in Europe provides access to profitable markets and a strategic growth timeline. By combining advanced technology with unconventional expertise, we gain a competitive edge in the evolving energy sector. Our deep technical understanding of the basins in which we operate defines our philosophy.”

—Paul Clarke, PhD

CEO, President, Director

Paul Clarke, PhD

CanCambria’s cornerstone asset in Europe provides access to profitable markets and a strategic growth timeline. By combining advanced technology with unconventional expertise, we gain a competitive edge in the evolving energy sector. Our deep technical understanding of the basins in which we operate defines our philosophy.”

—Paul Clark, PhD

CEO, President, Director

Senior Management

Paul Clarke, PhD

CEO & President

Dr. Clarke joined CanCambria in 2022 as Vice President of Exploration and has 25 years of experience in the oil and gas industry. He is one of the E&P industry’s leading unconventional experts, a “blue-ribbon” oil and gas finder and developer. Dr. Clarke has deep technical and broad operational proficiency, leading complex teams, having held roles of increasing responsibility with large-cap U.S. independents at the forefront of several major onshore exploration, appraisal, and development programs. Operated assets include the Eagle Ford and Spraberry/Wolfcamp trends, executing over 1,000 horizontal wells (with NYSE: PXD), and the giant Pinedale Field with Ultra Petroleum. Dr. Clarke has a passion for identifying opportunities and value-creation via the drill-bit. As a practical technical leader, his strengths include creativity and problem-solving. His track record is defined by practical, analytical, and strategic decision-making, also working with a sense of urgency.

Piet Van Assche, C.Eng, FIMechE

COO & Managing Director, Hungary

Mr. Van Assche is a chartered engineer with an in- depth understanding of the technical and commercial aspects of both upstream and downstream activities. He brings 34 years of international oil and gas experience and has managed numerous large multicultural and multidisciplinary teams throughout the world for Shell International, MOL (Hungarian Oil Company), and other independent oil and gas companies. He resides in Hungary, has extensive Hungarian oil and gas experience, and is the former MD of Delcuadra Kft.

Konstantin Lichtenwald, CPA, CGA

CFO & Director

Mr. Lichtenwald has over 15 years of corporate finance and accounting experience, including compliance, accounting, financial management, reverse takeovers and initial public offerings. He has lived and worked in multiple jurisdictions, including Germany, Australia, the US, and Canada. He is a director of several private and publicly listed companies in Canada, United States and Europe.

Larry C. Busnardo

Vice President, Investor Relations

Mr. Busnardo joined CanCambria in 2025 and has over 25 years of experience in the oil and gas industry with a focus on finance, capital markets and investor relations, most recently serving as Managing Director at EnerCom, Inc., an internationally recognized management consulting firm advising clients on investor relations and marketing. His previous roles include Vice President, Investor Relations at HighPoint Resources and Forest Oil in Denver. Prior to his corporate roles, he spent more than a decade as a sell-side analyst at Macquarie Capital, Tristone Capital and Petrie Parkman & Co. He holds a Bachelor of Science in Accounting from Metropolitan State University.

Lee Lehtonen

Subsurface Technical Lead

Mr. Lehtonen joined CanCambria in 2025 and has assumed the role Technical Lead – Exploration. With over 35 years of domestic (USA) and international experience, working for majors and Independents, Mr. Lehtonen has worked on all aspects of exploration and production life cycle, at the level of SME and senior leadership. He has been a key contributor in major deep-water discoveries and development projects for Mobil, Texaco, Pioneer Natural Resources, Nexen, and Venari. His expertise includes portfolio analysis, prospect generation/evaluation, and M&A. He holds a B.A. in Geology from Colgate University, an MS in Geology and Geophysics from the University of Texas, El Paso and an MBA from Southern Methodist University Cox School of Business.

Eric Vaughan

Vice President, Drilling and Completions

Mr. Vaughan joined CanCambria in 2025 and is a senior well service executive with over 40 years of international experience, including leadership roles at Cuadrilla Resources, BJ Services, Nowsco, and Evergreen Resources. He has led pioneering completion programs across the UK, USA, and Europe. Eric’s expertise spans unconventional reservoirs and HPHT operations, with a track record in equipment design, company start-ups, and delivering technically complex, high-value projects.

Board of Directors

Paul Clarke, PhD

Interim Chairman

Dr. Clarke joined CanCambria in 2022 as Vice President of Exploration and has 25 years of experience in the oil and gas industry. He is one of the E&P industry’s leading unconventional experts, a “blue-ribbon” oil and gas finder and developer. Dr. Clarke has deep technical and broad operational proficiency, leading complex teams, having held roles of increasing responsibility with large-cap U.S. independents at the forefront of several major onshore exploration, appraisal, and development programs. Operated assets include the Eagle Ford and Spraberry/Wolfcamp trends, executing over 1,000 horizontal wells (with NYSE: PXD), and the giant Pinedale Field with Ultra Petroleum. Dr. Clarke has a passion for identifying opportunities and value-creation via the drill-bit. As a practical technical leader, his strengths include creativity and problem-solving. His track record is defined by practical, analytical, and strategic decision-making, also working with a sense of urgency.

Toby Pierce, MBA

Non-Executive Director

Mr. Pierce is currently CEO and Director of Somerset Energy Partners, an oil and gas producer in South Texas. From 2015 to 2024, He was CEO and Director of TAG Oil Ltd., a TSX-listed oil and gas producer in Australasia and Egypt. Mr. Pierce has over 28 years of geological and financial experience within the resource sector. He has been a founder, CEO, or director of numerous private and public oil and gas, mining, and natural resource companies. Mr. Pierce holds an MBA from the Rotman School of Business and a Bachelor of Science degree in Earth Sciences from the University of Victoria.

Anthony (Tony) Kelly, JD, LLB, MBA

Non-Executive Director

Mr. Kelly has over 40 years of investment banking, corporate strategy, capital markets, mergers and acquisitions, and corporate finance experience in Australia, Europe, and North America. He began his investment banking career at Morgan Stanley in New York and subsequently held senior roles at MAST Global, Credit Suisse First Boston, and BZW, where he was head of Global M&A. He is currently a member of the investment committee of one of Australia’s largest infrastructure funds.

Peter Turner, PhD, DSc

Non-Executive Director

Mr. Turner is a founding director of Cuadrilla Resources Ltd and has worked extensively in the petroleum industry for over 40 years. A former reader in sedimentology at the University of Birmingham, UK, he is a leading authority on clastic reservoirs of the Rotliegend and the Permo-Trias. More recently, he has been working on tight-gas petroleum systems throughout Europe and North Africa. He is a director of several private companies.

J. Jay Stratton, Jr.

Director

Mr. Stratton is an accomplished oil and gas executive with over 40 years of experience at companies including ARCO, OXY, Anadarko and Chesapeake Energy, working both US domestic and international assets. Most recently serving as COO of Ultra Petroleum, he focused on capital efficiency and operational excellence delivering 20% cost reduction at the Pinedale tight gas field in Wyoming. He brings corporate strategic insights across a range of governance, safety, financial, and technical arenas and has extensive leadership development experience and a superior network of industry experts and high-level decision makers, at the forefront of energy policy. Mr. Stratton holds a B.S. in Petroleum Engineering from Texas A&M University.