Subsurface Manager
CurrentLeading a Michigan exploration and development opportunity assessment
Aug 2021 - Present
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Dave Martens Email & Phone Number
Subsurface Manager
at
W. B. Osborn Oil & Gas Operations
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✓ Verified August 2026
3 data sources
Profile completeness 86%
Current company
Role
Subsurface Manager
Location
Houston, Texas, United States
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Dave Martens is listed as Subsurface Manager at W. B. Osborn Oil & Gas Operations, a with 6 employees, based in Houston, Texas, United States. AeroLeads shows a matched LinkedIn profile for Dave Martens.
Dave Martens previously worked as Exploration Manager - Resource Exploration at Marathon Oil Corporation and Chief Geoscientist at Marathon Oil Corporation. Dave Martens holds Executive Mba, Business from Chulalongkorn University.
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W. B. Osborn Oil & Gas Operations
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Profile bio
About Dave Martens
Proven geologist and manager with extensive domestic and international experience. Proven track record of greatly improving under-performing assets. Managed many complex operations projects that were delivered under budget and on time. Drives results with strong leadership skills, expertise in development geology, conventional and unconventional exploration, and operations. Demonstrated success as technical chief, asset manager and exploration manager and corporate reserves audit specialist. Skilled in growing internal talent. Relationship manager, influencing key stakeholders.
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W. B. Osborn Oil & Gas Operations
Employees
6
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9 roles
Dave Martens work experience
A career timeline built from the work history available for this profile.
Exploration Manager - Resource Exploration
Managed exploration teams to identify unconventional resource opportunities, build acreage positions and test plays through vertical and horizontal drilling.• In Michigan Basin, managed a cross-functional cross-organization team to prepare for and implement a 3 well program ahead of schedule, under budget while testing the geologic model and commerciality. Acquired a 600,000 acre position through acquisitions, grass roots leasing and state lease sales. Worked closely with Michigan DNR and DEQ to hold the acreage position and agree to logical POD. • In Anadarko Basin, built a 40,000 acre position in Caddo County through grassroots leasing and BIA lease sales and implemented a 3 well program under budget while evaluating the play concept. • Assessed additional resource play opportunities in the Anadarko Basin, Powder River Basin, Big Horn Basin, and Williston Basin, Illinois Basin among others.
Sep 2014 - Apr 2020
Chief Geoscientist
In this corporate staff position, was responsible for many facets of the 250+ geoscientists at Marathon including training, mentoring, campus recruiting, intern hiring and overall intern program, entry-level hiring, internal transfers, technical succession plans as well as workforce planning. • Developed training program for early career geoscientists.• Authored Geoscience Handbook.• Built mentor program for all geoscientists.• Successfully recruited, provided intern program for and hired 41 entry-level geoscientists.
Mar 2013 - Sep 2014
Geoscience Career Development Manager
In this corporate staff position, was responsible for many facets of the 250+ geoscientists at Marathon including technical training and development, knowledge sharing, mentoring, campus recruiting, intern hiring and overall intern program, entry-level hiring, technical succession planning as well as workforce planning. • Developed training program for early career geoscientists.• Authored Geoscience Handbook.• Built mentor program for all geoscientists.• Successfully recruited, provided intern program for and hired 41 entry-level geoscientists.
Sep 2010 - Mar 2013
Exploration Manager - Appalachia
Built and managed a Marcellus exploration team to capture an acreage position and test the play concept(s) through vertical and horizontal wells.• Led team to successfully build a 100,000-acre position in Pennsylvania and West Virginia, acquire a 3D seismic survey, drill key exploratory wells and assess the natural gas resource.• Marketed the asset to another company, resulting in our acreage position to be further tested at no cost to Marathon.
Jan 2009 - Sep 2010
Subsurface Manager - Alaska Asset
Managed a cross-functional team responsible for exploration, production and natural gas storage in Cook Inlet / Kenai Peninsula, Alaska. • Managed team that drilling 40+ wells with 100% success.• Focused on capital efficiency, reserve replacement, process improvement, forecasting and business planning.• Led effort to validate the oil and gas reserves and resource of the asset.
Apr 2006 - Dec 2008
Reservoir Management Advisor
Aug 2005 - Apr 2006
Chief Geologist - Gulf Of Mexico
Unocal
Mar 2005 - Aug 2005
Geologist / Chief Geologist / Deputy Asset Director
Unocal
Sep 1993 - Mar 2005
4 education records
Dave Martens education
Executive Mba, Business
Ms, Geology
Bs, Geology
Associate Of Arts (A.A.), Business/Commerce, General
FAQ
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Quick answers generated from the profile data available on this page.
What company does Dave Martens work for?
Dave Martens works for W. B. Osborn Oil & Gas Operations.
What is Dave Martens's role at W. B. Osborn Oil & Gas Operations?
Dave Martens is listed as Subsurface Manager at W. B. Osborn Oil & Gas Operations.
Where is Dave Martens based?
Dave Martens is based in Houston, Texas, United States while working with W. B. Osborn Oil & Gas Operations.
What companies has Dave Martens worked for?
Dave Martens has worked for W. B. Osborn Oil & Gas Operations, Marathon Oil Corporation, Marathon Oil Company, Chevron, and Unocal.
How can I contact Dave Martens?
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What schools did Dave Martens attend?
Dave Martens holds Executive Mba, Business from Chulalongkorn University.
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