C.W. CHAPMAN, P.Eng. | Email C.W. Chapman

Mr. Chapman is a professional engineer with greater than 45 years of broad experience in the oil and gas industry, including staff and management positions with major and minor producers and consulting firms.  Since 1985 Mr. Chapman has been president of Chapman Petroleum Engineering Ltd., overseeing all of the diversified services of the company, domestically and internationally.

Mr. Chapman is a founder and Co-Chairman of Chapman Petro Consulting incorporated in Kazakhstan, in which Chapman Petroleum Engineering Ltd. holds a 50% ownership.


Mr. Chapman has been appointed to the Oil & Gas Committee (OGC) of the Canada – Newfoundland and Labrador Offshore Petroleum Board (C-NLOPD), which is a five-participant committee, called upon to organize and preside over regulatory hearings.


Complete CV click here.


Chapman Denis Briere

DENIS BRIERE, B.Sc., P.Eng. | Email Denis Briere
Vice President - Engineering

J. Denis Briere, P.Eng. is Manager - International and Special Projects at Chapman, and Vice President of CIT. Denis has 38 years of industry experience in petroleum engineering consulting and facilitating technology transfer. Denis has extensive petrophysical consulting and software development background, which includes managing the Schlumberger learning center, managing a Canadian-Hungarian well log analysis joint venture and creating a logging company in Cuba, merging Canadian and Russian technology. Denis is one of the leading petrophysicists in the industry, worldwide. Additionally Denis has consulted on location in Peru and was Chapman's representative in Kazakhstan helping to launch that consulting joint venture. He has experience providing training in English, French and Spanish.

Complete CV click here.


Chapman Denis Briere

KHALED (KAL) A. LATIF, P.Geol.| Email Kal Latif
Senior Associate

A Geoscientist with over thirty-five years of international and domestic oil and gas industry experience, he has worked on various basins in Canada, Norway, Denmark, Africa, Middle East, SE Asia, Australia, India and Brazil and has a proven track record on the exploration front; play fairway evaluation and prospects generation combined with solid hands-on experience in fields development and evaluation.  Skilled in both conventional and unconventional reservoirs, his areas of expertise include due diligence, basin analysis, structural geology, sequence stratigraphy, petrophysical evaluation, operations, reserve estimate, risk assessment & mitigation.

Complete CV click here.



ROGER SAKATCH, P.Eng.| Email Roger Sakatch



Mr. Sakatch is a Petroleum Engineer with 30 years of diverse oil and gas experience. He obtained a petroleum engineering degree from the University of Alberta in Canada (1987). His technical expertise and business acumen have allowed him to evaluate/acquire, develop and optimize oil and gas fields throughout the world. He has conducted studies involving reservoirs in Canada, United States, Netherlands, UAE, Oman, Pakistan, India, Trinidad and several African countries.


Complete CV click here.


CHARLES MOORE, B.Sc.| Email Charles Moore



Mr. Moore has worked more than 40 years in the petroleum industry primarily in the areas of reservoir engineering and economic evaluations.  He has developed particular expertise in Drill Stem Testing, Improved Oil Recovery and Oil and Gas Property Evaluation.  He has worked in Canada, Indonesia and West Africa.  He has also conducted studies involving reservoirs in Nigeria, France, Pakistan, India and the United States.


Complete CV click here.



KONSTANTIN ZAITSEV, C.Tech. | Email Konstantin Zaitsev

Oil & Gas Reserves Evaluator

Certified Technician with six years of experience in the industry.  He is responsible for reserve and resource evaluations.  He has an educational background in engineering (Bachelor degree in Mechanical Engineering, Kazakhstan) and technologies (Bachelor of Applied Petroleum Technology Engineering, Alberta).  Konstantin is a member of the Association of Science and Engineering Technology Professionals of Alberta.

Konstantin Zaitsev

REBECCA HOWE, B.Sc., CPG | Email Rebecca Howe


Graduated in 2007 from Brandon University, Manitoba. Rebecca is member of the Canadian Society of Petroleum Geologists and a Certified Petroleum Geologist as recognized by the Division of Professional Affairs of the American Association of Petroleum Geologists (AAPG).

Rebecca Howe

KLORINDA KACI, B.Sc. | Email Klorinda Kaci
Economics Coordinator/Technical Assistant

Bachelor of Science in Civil Engineering with extensive experience in Oil and Gas Industry. Completed the Bachelor of Applied Petroleum Engineering Technology at Southern Alberta Institute Technology in Calgary. Klorinda has technical and financial management skills including budgeting, forecasting, and estimating. Member of the Society of Petroleum Engineers (SPE) and CIM/ PETSOC (Petroleum Society of Canada).

Klorinda Kaci has been with Chapman Petroleum Engineering since January 2008 and is responsible for the economic evaluations, including cash flow, valuation, risk analysis and financial analysis, in upstream oil and gas operations and technical assistance for oil and gas reserves evaluation. She is also responsible for the accuracy and quality of economic analyses, develops and maintains
economic models and supports clients to optimize investment analysis, commercial contracts and acquisition/divestiture activities. She has 24 years of experience in various industries.

Klorinda Kaci

WEI G. WANG, P.Eng., CPA, CGA, MBA, M.A., B.Sc. | Email Wei Wang


Wei Wang has been with Chapman since September 2007. He has over 30 years of experience in various industries, including Oil & Gas, Chemical R&D, Marketing, Cost Controls, Finance, Accounting and Senior Management. He has worked at public and private oil companies in China and Canada. He has conducted studies involving reservoir and financial modeling for properties in China, Thailand, Kazakhstan, Ethiopia, and the U.S.A.

Wei Wang

BILL ANDERSON, P.Eng. | Email Bill Anderson

Petroleum Engineer with over 40 years of wide oil and gas industry experience.  His experience includes a major industry service company, a petroleum consulting firm and oil and gas lending institutions.  He is currently providing consulting services to the Oil & Gas Industry.


SVETLANA SIMEONS, B.Ed., M.Sc.| Email Svetlana Simeons

Office Manager/Accounts Payable/Graphic Coordinator/Translator/System Administrator

Certified Paralegal (2013, Canada), Master’s Degree in Linguistics with a major in Translation (2002, Russia), Bachelor of Education (1986, Russia), Associate Degree in Professional Translation (1999, Russia). She is responsible for translation of Chapman evaluation reports and raw materials into and from Russian and Ukrainian; is also involved with mapping and graphics prepared for the reports.

Lana Zhigatova

LYA LAMOUREUX | Email Lya Lamoureux
Reception/Accounts Receivable/

Report Coordinator

Lya Lamoureux

GRACE TEH | Email Grace Teh
Administrative Assistant

Grace Teh

ANN CHAPMAN | Email Ann Chapman
Financial Administration