Doug Rogoschewsky Email & Phone Number

Calgary, Ab, Ca

Calgary, Alberta, Canada

•Accountable for maintaining on-spec production for a 250,000 bbl/d plant with emphasis on oil treating and produced water treating•Developed technical business cases for multiple projects•Strong communication skills leading weekly technical meetings with operations and field engineers •Manage development of field trials such as the high temperature trial and various emulsion breaker and reverse emulsion breaker chemical trials. Made recommendations to improve the advanced process control logic allowing an increase in production rates and plant reliability •Supervised EPCM for projects. Supported development of control narratives, start-up, and shutdown procedures. Process representative for model reviews, process hazard assessments and project design reviews•Developed normalized duty tools using UNISIM® to monitor heat exchanger performance and conducted trial to chemically clean the emulsion/boiler feed water exchangers with a new product•Completed improvements in process safety such as shutting down the crude flash units until theywere retuned and brought into compliance. Awareness of B149.3 and OH&S standards•Support and Mentor Field Engineers

Foster Creek

•Accountable for over 30,000 bbls/d oil production in McMurray formationo Experienced through all phases of well’s life – startup, early ramp up, co-injection,blowdown, and abandonmento Conducted detailed well reviews identifying subsurface issues affecting well performance o Identified redrill candidates and worked with reservoir engineering and geologists on planto recover reserveso Attended artificial lift equipment teardowns identifying root failure cause and providedrecommendations to improve run lifeo Worked with production accounting as required to ensure volumes are reported accurately•Accountable for produced water and blowdown disposal wellso Identified plugged or underperforming wells and performed well stimulations o Conducted yearly packer tests to ensure wells are in regulatory compliance•Accountable for brackish and fresh source watero Managed over 85,000 bbls/d source water from Ethel Lake, Lower Grand Rapids andMcMurray formationso Quickly reviewed options to increase source water so that steam generators wereoptimized during production curtailment. Brought online new wells hitting tight deadlines. Collaborated with drilling and completions on the subsurface design. Worked closely with facility engineering on the surface equipment requirements for the tie-ino Performed lookback on run life of subsurface casing, tubulars, pumps, wellhead, and surface piping. Provided next steps to extend run life or repair components before failure as required.o Worked with FIG/Facility engineering determining remaining wall thickness and repaired corroded wellheads as requiredo Worked with vendors determining root cause of downhole screen failuresPerforms advanced engineering calculations such as mass balances to optimize equipment Support operations and maintenance personnel such as improvements to the desand logic and recommendations on treater cleanings.

Production:o Steam Circulation Startup completion and early life ramp up production experienceo Optimizing injector or producer completions to improve temperature conformance and increase recoveryo Evaluating ESP performance implementing design changes when requiredo Forecasting oil, water, steam ratesSalt Caverns:o Accountable for two Salt Caverns capable of storing over 2,000,000 bbs of producto Ensure plant downtime is minimized during pipeline shipping outages / apportionmento Increasing production and withdrawal rates drilling, completion, and tie-in of 2nd wellbore into base of cavern o Ensure regulatory compliance by passing mechanical integrity test on each salt cavern and repairing leaks as requiredo Frequent use of piping and instrumentation drawings or process flow diagramso Proficient in Management of Change, risk management, and HAZOP process to improve reliability and performance of salt cavern system.

Brooks, Ab

o Scoped and Executed new oil drill tie-ins.o Manage and coordinate facility, single/multi well battery, and pipeline installations. o Installed separator packages, additional tankage and modification to header inlets. o Support operations in maintenance and risk assessments and facilitate the MOC process o Manage and work closely with EPCM firms as required

Weyburn, Saskatchewan

o Spent 1 week per month in field working with operators and completion supervisorso Found optimization candidates for flowing to ESP conversions and pumpjack to ESP conversions.o Tracked ESP runtime in CFER database, attended pump teardowns and worked with vendors to diagnose root cause of ESP failures.o Provided rig support for pull and installs. o Found candidates for pump jack swaps. Upgrades to fiberglass rods for increased production. o Experience in using SROD to size rod strings and pumpjack. o Created programs and provided service rig support for abandonment's and work-overs.

Medicine Hat, Alberta, Canada

•30% Field based / 70% head officeCollected fluid inflow and production data with swab crew.•Estimated reservoir pressure via pressure transient analysis tests.•Calculated inflow performance relationship curves.Conducted in-depth technical well reviews; 100% field base•Developed tool using forecasted production decline rates to recommend the optimal swab rigschedule for gas wells•Provide candidates for shallow gas optimization including wells that required a siphon string recompletion provide recommendations to optimize wells that arelagging capability

Medicine Hat, Alberta, Canada

•100% field base.•Developed tool using forecasted production decline rates to recommend the optimal swab rigschedule for gas wells.•Provide candidates for shallow gas optimization including wells that required a siphon string recompletion.

Kitscoty, Alberta, Canada

•100% Field based•Responsible for approximately 30 heavy oil wells and a small oil battery•Recommended completions work overs to maximize oil rates•Ensured that daily production accounting data was accurate. Scheduled trucking as required tomanage tank inventories at oil batteries