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Denis BRIERE

Vice President - Engineering

CHAPMAN PETROLEUM ENGINEERING

J. Denis Briere, P.Eng. is Vice President – Engineering at Chapman Petroleum Engineering Ltd. (Chapman) located in Calgary, Alberta, Canada. He has 43 years of industry experience in petroleum engineering consulting and facilitating technology transfer.

Denis is one of the leading petrophysicists in the industry worldwide, with extensive petrophysical consulting background after having developed the LogSCAN digitizing software. He has managed the Calgary Schlumberger learning center, and has coordinated a Canadian-Hungarian FlexInLog software joint venture. He has also created the Cubalog logging company in Cuba by merging Canadian and Russian technology. He has experience providing training in English, French, and Spanish.

Additionally, Denis has consulted on location for the government in Peru and was Chapman's representative in Kazakhstan helping to launch the Caspian Integrated Technology joint venture.

He has now been part of the initial phases of developing the world's first natural hydrogen gas discovery in Mali. Chapman became involved with the hydrogen accumulation discovery in Mali in 2012. Denis has organized and has coordinated the onsite testing of the initial hydrogen discovery well and has prepared the log analyses for the subsequent wells drilled into the hydrogen accumulation. Denis has prepared the Chapman reserve and economic evaluation reports for the Mali hydrogen property, which to date is the first of its kind in the industry.

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