Denis Orlov

Petroleum Geology

PartnerGeological engineerEngineerConsultingPetroleum Engineer

Executive Subsurface & Field Development Leader PRMS Reserves Expert Driving Upstream Innovation. Oil & Gas professional with 25 years of industry experience, including 10 years as a consultant and 9 years as Production & Exploration Manager. Proven track record in PRMS reserves growth, production optimization, and strategic asset management across Kazakhstan, Russia, and the FSU. Skilled in portfolio analysis, IPO reserves preparation, and upstream enhancement techniques—from well workovers and hydraulic fracturing to reservoir management and performance monitoring. Deep understanding of regional business and cultural dynamics, with hands-on leadership of consulting teams for major state-owned enterprises. Experienced Basin Modeller with close to 10 years of expertise in petroleum systems analysis and geochemistry applied to basin modeling. Proven track record in generating and evaluating petroleum models, integrating geochemical data, and delivering high-quality basin modeling inputs and outputs. Skilled in salt tectonic evolution modeling, fluid compositional analysis, and regional play evaluations. Adept at working with multidisciplinary geoscience teams and optimizing workflows for exploration success. Extensive field experience across key sedimentary basins: Volga-Ural, Western & Eastern Siberia, Timan-Pechora, Pre-Caspian, Mangystau-Usyrt, South Turgai, Dnieper-Donets, and Pripyat. Academic & applied study - North Sea Basins (Viking Graben, Central Graben), Spain Basins (Ebro Basin), England Basins (Wessex Basin, Wessex Basin), Gulf of Mexico (Northern Gulf Shelf , Deepwater Gulf petroleum systems)

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Work Background

Founder & Principal Consultant

Geointellect.artFounder & Principal Consultant

Oct. 2025Astana, Kazakhstan

Reserves management team lead

DeGolyer and MacNaughtonReserves management team lead

Mar. 2021Nur-Sultan, Kazakhstan

Project Coordinator (consulting major state oil and gas Company)

DeGolyer and MacNaughtonProject Coordinator (consulting major state oil and gas Company)

Nov. 2015 - Mar. 2021Kazakhstan

Project Coordinator / Technical Team Lead

DeGolyer and MacNaughtonProject Coordinator / Technical Team Lead

Oct. 2015 - Oct. 2025

Head of geology department

Taas Uryah NeftegazdobychaHead of geology department

Jun. 2014 - Nov. 2015Иркустк

Head of E&P Division

NGK GornyiHead of E&P Division

Feb. 2013 - May. 2014Usinsk

Exploration Director (Deputy Chief Geologist)

Geo Alliance GroupExploration Director (Deputy Chief Geologist)

Feb. 2012 - Feb. 2013Украина

Manager E&A Division

TNK BP, Tyumen Research Petroleum CenterManager E&A Division

Jul. 2010 - Feb. 2012Tyumen

Manager, Exploration & Appraisal Division

TNK BP, Tyumen Research Petroleum CenterManager, Exploration & Appraisal Division

Jul. 2010 - Feb. 2012Tyumen

Responsible Buyer (E&A Division, 5 departments)

TNK BP, Tyumen Research Petroleum CenterResponsible Buyer (E&A Division, 5 departments)

Nov. 2008 - Jan. 2012Тюмень

Chief Spesialist (exploration geologist)

TNK BP, Tyumen Research Petroleum CenterChief Spesialist (exploration geologist)

Apr. 2005 - Jul. 2010Tyumen, Russian Federation

Chief Specialist (Exploration Geologist)

TNK BP, Tyumen Research Petroleum CenterChief Specialist (Exploration Geologist)

Apr. 2005 - Jul. 2010Tyumen, Russian Federation

Reservoir engineer

Siberian scientific and analytical centerReservoir engineer

Oct. 2004 - Apr. 2005Tyumen, Russian Federation

Early career roles in exploration, production, and well interventions.

Surgutneftegas, LukBelOil, Oil Technology OverseasEarly career roles in exploration, production, and well interventions.

Jun. 2000 - Oct. 2004

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