Address:: 8545 Eagle Cliff Rd, Conifer CO 80433 USA Phone: (303)-679-3533 Fax: (303) 679-1219
 

Thomas L. DeKeyser, Ph.D.


Carbonate geologist with 23 years experience

Carbonate Petrology and Sedimentation, Sequence Stratigraphy, and Reservoir Modeling
Education:
1979 Oregon State Univ., Ph.D., Geology.
1974 Univ. of Wisconsin, M.Sc., Geology.
1972 Univ. of Wisconsin, B.Sc., Geology
Languages:
English, some French
Computer Skills
PC and Unix, MS/DOS, Microsoft Windows and Windows NT Workstation, Microsoft Word, Excel, Powerpoint, Access, Photoshop, Geolog, Geographix, Stratamodel, and others

Experience
From

NORTH AMERICA (Alaska, Rocky Mountains, Williston Basin, Permian Basin, Anadarko Basin, Black Warrior Basin, Appalachian Basin, Atlantic OCS, Eastern Gulf, GOM, Scotian Shelf, Newfooundland, Mexico, Western Canada sedimentary Basin); INTERNATIONAL (Mexico, Qatar, Saudi Arabia, Western Africa)

2000-Pres.          Technically Write Consultants
1982-2000 Marathon Oil Company 
1979-1982 Texas Tech university
1979 Chromalloy Mining and Minerals
1974-1979 Oregon State University
1972-1973 Amoco Production Company
1971-1973 University of Wisconsin
1967-1971 United States Navy

2000- present TECHNICALLY WRITE CONSULTANTS, UNITED STATES

Consultant on a broad range of exploration and development projects, including

1996-2000 MARATHON OIL COMPANY, UNITED STATES

Advanced Senior Geologist, concentrating on carbonate petrology and sedimentation, sequence stratigraphy, and reservoir modeling to operational groups throughout the company. Describe cores and cuttings from exploration and development wells of interest and prepare descriptive logs. Select material for petrographic thin sections and describe and photograph same. ntegrate core and sample data with E-logs and seismic and make sequence stratigraphic interpretations.

1994-1996 MARATHON OIL COMPANY, UNITED STATES

Senior Geologist assigned to Exploration Services, Geologic Services Group, upon dissolution of the Geologic Research Group at Petroleum Technology Center, Littleton, to provide special geologic services and expertise to operational groups throughout the companys. Responsible for carbonate-related stratigraphic and facies problems. Responsible for GeoGraphix Exploration System (GES), including planning, building and utilizing integrated projects on all scales from prospect to megaregional.

1991-1994 MARATHON OIL COMPANY, UNITED STATES

Senior Geologist member of the Frontier Exploration group responsible for geological evaluation and monitoring of exploration activity for all of North America exclusive of the Gulf Coast. Conduct basin analyses and appraisals of hydrocarbon potential in assigned areas. Act as a technical consultant to other explorationists on using a PC-based integrated exploration system, GeoGraphix, to perform geologic mapping and stratigraphic analysis. Represent Marathon Oil in an industry consortium that collaborates in the construction of regional-scale seismic transects.

1987-1988 MARATHON OIL COMPANY, UNITED STATES

Senior Geologist member of a newly formed three-man evaluation team attached to the Domestic Exploration staff. Perform summary analyses to identify new exploration opportunities in North American basins and plays. Research and write basin histories and depotectonic summary reports to provide a geologic framework to help both management in decision making and the regional exploration staffs in integrating local prospects into the regional history. Monitor North American exploration activity and trends, evaluate exploration economics and estimate recoverable reserves for ongoing plays.

1986-1987 MARATHON OIL COMPANY, UNITED STATES

Senior Geologist assigned to work independently to revive the exploration effort in the carbonate province of eastern Gulf of Mexico which had been suspended during price crash of 1986. Perform regional geologic/geophysical evaluation and develop prospects. Conduct seismic stratigraphic investigation and geochemical/maturation modeling of basin. Compile database of available seismic and geologic data and make recommendations for supplemental data acquisition.

1988-1991 MARATHON OIL COMPANY, UNITED STATES

Exploration Staff Geologist provide weekly briefings on significant activity to Managers, Vice Presidents and Senior Vice Presidents of exploration and production. As member of Exploration Research Advisory Committee evaluate and make recommendations on intra-company and company-sponsored research. Write daily, weekly and monthly activity reports for distribution to senior level management. Gather data on and evaluate exploration prospects to determine funding recommendations and drilling schedules. Coordinate and monitor domestic exploration drilling activities. Assemble data for annual budget and coordinate assembly of accompanying displays and documents.

1984-1988 MARATHON OIL COMPANY, UNITED STATES

Basin Analyst conducted integrated seismic stratigraphic basin analyses to determine exploration potential and to identify prospects. Conduct independent original research into structural and stratigraphic problems of relevance to exploration. Coordinate basin analysis and research activities between Offshore Exploration District and Research Center in Littleton, Colorado. Evaluate proposals for technical and scientific projects by outside contractors and make recommendations for or against participation.

1982-1986 MARATHON OIL COMPANY, UNITED STATES

Advanced Geologist who evaluated and coordinated exploration of frontier basins. Assemble data for and construct depotectonic basin models, using electric logs, cores and drill cuttings to interpret depositional facies and construct computer-contoured maps on multiple horizons. Gather and evaluate geochemical data and model maturation and migration history of basins. Prepare and input data for economic models to evaluate and compare prospects. Evaluate lease and prospect submittals and make recommendations on possible participation.

1979-1982 TEXAS TECH UNIVERSITY, UNITED STATES

Assistant Professor teaching of courses in stratigraphy, invertebrate paleontology, historical geology, physical oceanography and paleoecology. Planning, organizing and teaching of summer field camps in New Mexico and Colorado. As Graduate Advisor, coordinating admission and advising of entry-level graduate students. Preparing and submitting research grant proposals in support of student theses. Preparation and publication of results of original research, both independently and in cooperation with students

1979 CHROMALLOY MINING AND MINERALS, UNITED STATES

Field Geologist conducted detailed field mapping (1" = 400') in structurally and stratigraphically complex terranes. Located and sampled bedded barite deposits and determine extent.

1974-1979 OREGON STATE UNIVERSITY, UNITED STATES

Instructor, Lecturer, and Teaching Assistant with responsibilities for teaching of physical geology, carbonate sedimentation, geology for forest engineers and geology of Oregon. Teaching of stratigraphy for geology majors, as sabbatical replacement. Teaching of laboratories and discussion sections for physical and historical geology, invertebrate paleontology and structural geology

1972-1976 AMOCO PRODUCTION COMPANY, UNITED STATES

Research Scientist during summers with responsibilities for macroinvertebrate biostratigrapher, accompany field parties in various areas of Alaska and make field determinations of age relationships. Collect and identify invertebrate faunas and make detailed age determinations. Perform paleocommunity analyses and make paleoenvironmental and paleogeographic reconstructions. Plan, organize and conduct geologic expeditions into remote and wilderness areas.

1971-1973 UNIVERSITY OF WISCONSIN, UNITED STATES

Project assistant to curator, Geology Museum, planning and constructing exhibits, conducting tours and normal curatorial duties. Field Assistant in structural and stratigraphic mapping in Late Precambrian Keweenawan Series volcanics in northern Wisconsin and Michigan. Assist in structural and stratigraphic mapping along trace of Denali Fault, central Alaska Range, in and east of Denali National Park, Alaska

1967-1971 UNITED STATES NAVY, UNITED STATES

Photointerprete assigned to Defense Intelligence Agency, conducting detailed imagery interpretations of satellite imagery and preparating and editing of Top Secret imagery interpretation reports. Air Intelligenceman Trainee assigned to training school for training in all aspects of photographic systems including infrared and SLAR and in imagery interpretation. Airman with photographic duties, including hand and machine printing and processing. Assistant to camera repair group, primarily performing administrative duties. Photographic intelligence duties, including flight planning for photomosaics and construction and reproduction of same.

 


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