David L. Humphrey
Chief Executive Officer at Impact Earth LLC
David L. Humphrey active positions
| Companies | Position | Start | End |
|---|---|---|---|
| Impact Earth LLC | Chief Executive Officer | - | - |
Oklahoma Center for the Advancement of Science & Technology
 Oklahoma Center for the Advancement of Science & Technology Miscellaneous Commercial ServicesCommercial Services Oklahoma Center for the Advancement of Science & Technology is the Oklahoma's technology-based economic development agency. The company is headquartered in Oklahoma City, OK. | Director/Board Member | - | - |
Career history of David L. Humphrey
Former positions of David L. Humphrey
| Companies | Position | Start | End |
|---|---|---|---|
| ADDVANTAGE TECHNOLOGIES GROUP, INC. | Director/Board Member | 31/12/2012 | 02/07/2018 |
| Chief Executive Officer | 01/04/2012 | 02/07/2018 | |
| President | 01/04/2012 | 02/07/2018 | |
| COMSOVEREIGN HOLDING CORP. | Director/Board Member | 05/02/2014 | 16/04/2014 |
| Independent Dir/Board Member | 05/02/2014 | 16/04/2014 | |
| COMSOVEREIGN HOLDING CORP. | Director/Board Member | 31/12/2003 | 02/10/2012 |
| Independent Dir/Board Member | 16/03/2011 | 02/10/2012 | |
Oklahoma Equity Partners LLC
 Oklahoma Equity Partners LLC Investment ManagersFinance Oklahoma Equity Partners LLC (Oklahoma Equity Partners) is a private equity/venture capital firm founded in 2003. The firm is headquartered in Oklahoma. | Chief Investment Officer | 31/12/2003 | 30/12/2009 |
| Chief Operating Officer | 31/12/2003 | 30/12/2009 | |
| Private Equity Investor | 31/12/2003 | 30/12/2009 | |
| Corporate Officer/Principal | 31/12/2003 | 30/12/2009 | |
Davis, Tuttle Venture Partners
 Davis, Tuttle Venture Partners Investment ManagersFinance Davis, Tuttle Venture Partners is an independent venture capital firm founded in 1986 by Barry Davis. The firm is headquartered in Tulsa, Oklahoma with an additional office in Houston, Texas. | Private Equity Analyst | 31/12/1996 | 31/12/2003 |
| Corporate Officer/Principal | 31/12/1996 | 31/12/2003 | |
Texaco, Inc.
 Texaco, Inc. Specialty StoresRetail Trade Texaco, Inc. explores and produces oil and natural gas. It engages in the worldwide exploration, production and marketing of crude oil, natural gas, and petroleum products. The company was founded in 1902 and is headquartered in San Ramon, CA. | Corporate Officer/Principal | 31/12/1994 | 31/12/1996 |
Davis, Tuttle Venture Partners
Davis, Tuttle Venture Partners Investment ManagersFinance Davis, Tuttle Venture Partners is an independent venture capital firm founded in 1986 by Barry Davis. The firm is headquartered in Tulsa, Oklahoma with an additional office in Houston, Texas. | Corporate Officer/Principal | - | - |
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Training of David L. Humphrey
| University of Wisconsin | Undergraduate Degree |
| Texas A&M University | Masters Business Admin |
Statistics
International
| United States | 13 |
Operational
| Corporate Officer/Principal | 6 |
| Director/Board Member | 4 |
| Chief Executive Officer | 3 |
Sectoral
| Finance | 3 |
| Energy Minerals | 3 |
| Consumer Services | 3 |
Positions held
Active
Inactive
Listed companies
Private companies
Linked companies
| Listed companies | 1 |
|---|---|
| ADDVANTAGE TECHNOLOGIES GROUP, INC. | Distribution Services |
| Private companies | 9 |
|---|---|
Davis, Tuttle Venture Partners
Davis, Tuttle Venture Partners Investment ManagersFinance Davis, Tuttle Venture Partners is an independent venture capital firm founded in 1986 by Barry Davis. The firm is headquartered in Tulsa, Oklahoma with an additional office in Houston, Texas. | Finance |
Standard Oil Co.
 Standard Oil Co. Oil & Gas ProductionEnergy Minerals Standard Oil Co. explores and produces crude oil and natural gas. The company is headquartered in Cleveland, OH. | Energy Minerals |
Oklahoma Equity Partners LLC
Oklahoma Equity Partners LLC Investment ManagersFinance Oklahoma Equity Partners LLC (Oklahoma Equity Partners) is a private equity/venture capital firm founded in 2003. The firm is headquartered in Oklahoma. | Finance |
Drone Aviation Holding Corp.
 Drone Aviation Holding Corp. Aerospace & DefenseElectronic Technology Drone Aviation Holding Corp. engages in the design, development, marketing, and sale specialized tethered aerial monitoring and communications platforms. Its solutions include winch aerostat small platform (WASP) aerostat, WASP lite, fuse tether system, and drones. Its products are primarily designed for military and security applications where it can provide secure and reliable aerial monitoring for extended durations while being tethered to the ground via a high strength armored tether. The company was founded by David J. Payne on January 17, 1997 and is headquartered in Jacksonville, FL. | Electronic Technology |
Texaco, Inc.
Texaco, Inc. Specialty StoresRetail Trade Texaco, Inc. explores and produces oil and natural gas. It engages in the worldwide exploration, production and marketing of crude oil, natural gas, and petroleum products. The company was founded in 1902 and is headquartered in San Ramon, CA. | Retail Trade |
TokenEx, Inc.
 TokenEx, Inc. Packaged SoftwareTechnology Services Tokenex LLC provides tokenization solutions for one-time, recurring, and archival transaction data. It offers TokenEx, an enterprise data security platform that provides solutions for coupling tokenization, encryption, and key management for ensuring secure data. The company was founded by Jerry W. Dawkins and Alex Pezold in 2010 and is headquartered in Edmond, OK. | Technology Services |
Koch Industries, Inc.
 Koch Industries, Inc. Oil Refining/MarketingEnergy Minerals Koch Industries, Inc. engages in the manufacture and trade of chemical products. It operates in variety of industries such as polymers and fibers, fertilizers, electronics, automotive components, forest and consumer products, minerals, glass, process and pollution control systems, refining and biofuels, commodity trading, investments, and ranching. The company was founded by Frederick Chase Koch in 1940 and is headquartered in Wichita, KS. | Energy Minerals |
| Impact Earth LLC | |
Oklahoma Center for the Advancement of Science & Technology
Oklahoma Center for the Advancement of Science & Technology Miscellaneous Commercial ServicesCommercial Services Oklahoma Center for the Advancement of Science & Technology is the Oklahoma's technology-based economic development agency. The company is headquartered in Oklahoma City, OK. | Commercial Services |
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