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Wolf E. Regener


Mr. Regener brings over 33 years of management as well as conventional and unconventional E&P experience to Kolibri Global Energy Inc.


In his role as Executive Vice President of Bankers Petroleum Ltd., and President of its wholly-owned U.S. subsidiary, Mr. Regener was instrumental in the formation of BNK Petroleum Inc., and it's subsequent spin-off.  His career also includes key senior executive positions with Tartan Energy, Alanmar Energy, and R&R Resources.


With an extensive operations and finance background, Mr. Regener has been at the forefront of BNK Petroleum's acquisition of unconventional gas projects on an international scale and development of the company's Tishomingo Field interests.


He holds a Business of Economics degree, with an emphasis on Computer Science from the University of California, Santa Barbara, and has served on the Board of Directors of the California Independent Petroleum Association for over twenty five years. 

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Management Team

Gary W. Johnson


Mr. Johnson is a CPA and brings over 25 years of accounting and finance experience, 17 years in the energy industry, to the Company.


Prior to joining Kolibri, Mr. Johnson’s career has included roles with Occidental Petroleum Corporation, a Fortune 200 NYSE traded company, as Director of Technical Accounting, where he was responsible for the company’s public filings and worldwide accounting compliance, Ascent Media Corporation as Assistant Controller where he oversaw corporate accounting, financial reporting and consolidations and Western Atlas where he was Manager of Financial Reporting and Analysis.


Mr. Johnson graduated from Loyola Marymount University with a Bachelor of Science in Accounting and he also holds an MBA from Auburn University.

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Steve Raunsbak


Mr. Raunsbak brings over 22 years of experience in accounting with 17 years in oil and gas accounting.  Prior to joining the company, Mr. Raunsbak was the Assistant Controller for Venoco, Inc.

Mr. Raunsbak holds a Business of Economics degree, with an emphasis on accounting from the University of California, Santa Barbara.

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Mr. Presley brings over two decades of industry-related experience, holds numerous drill bit patents, and is recognized as an expert on good drilling practices. He has extensive engineering, drilling, completions, and operations experience.


Throughout his career, he has held various management and engineering positions and has put together many successful teams. 


He has been credited for developing cost-saving fracture techniques and completion methods and is published on the topic of drilling practices. Mr. Presley holds an MBA and a Bachelor of Science in Mechanical Engineering.

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Greg Presley


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Allan Hemmy


Mr. Hemmy has over 10 years of experience in oil & gas exploration and development, with extensive unconventionals experience in the evaluation of source rock reservoirs and other tight reservoirs.


His expertise includes total petroleum system evaluation, basin analysis, sequence stratigraphic interpretation, and petrophysical evaluation of log and core data.


Mr. Hemmy holds Bachelor degrees in Geology and Biology from the University of Kansas.


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Dalia “Lupita” Isaac


Mrs. Isaac has over 13 years of experience in the oil and gas industry and is a member of the American Association of Petroleum Landmen.


Mrs. Isaac has extensive experience in many aspects of petroleum land work including owner relations, title, leasing, due diligence, divestitures, and regulatory compliance.


She holds a Bachelor of Arts from California State University Northridge and a Certificate of Petroleum Land Management from Oklahoma City University.

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