Gary D. Callahan
Director/Board Member at The Oak Lawn Parks Foundation
Gary D. Callahan active positions
| Companies | Position | Start | End |
|---|---|---|---|
American Society of Mechanical Engineers
 American Society of Mechanical Engineers Miscellaneous Commercial ServicesCommercial Services American Society of Mechanical Engineers operates non-profit professional organization that enables collaboration, knowledge sharing and skill development for engineering community. The company was founded in 1880 and is headquartered in New York, NY. | Corporate Officer/Principal | - | - |
National Society of Professional Engineers
 National Society of Professional Engineers Miscellaneous Commercial ServicesCommercial Services National Society of Professional Engineers operates as a national organization committed to addressing the professional concerns of licensed PEs across all disciplines. The company was founded in 1934 and is headquartered in Alexandria, VA. | Corporate Officer/Principal | - | - |
| American Rock Mechanics Association | Corporate Officer/Principal | - | - |
| The Oak Lawn Parks Foundation | Director/Board Member | - | - |
Career history of Gary D. Callahan
Former positions of Gary D. Callahan
| Companies | Position | Start | End |
|---|---|---|---|
| South Dakota School of Mines & Technology | Corporate Officer/Principal | 1971-12-31 | 1971-12-31 |
RE/SPEC, Inc.
 RE/SPEC, Inc. Miscellaneous Commercial ServicesCommercial Services RE/SPEC, Inc. engages in the provision of technical and environmental consulting services. Its products include billing and revenue management, health and human services, modeling and optimization, data management, mining software, and monitoring and instrumentation. The company was founded in 1969 and is headquartered in Rapid City, SD. | Director/Board Member | 1971-12-31 | - |
| Corporate Officer/Principal | 1971-12-31 | - |
Training of Gary D. Callahan
| University of Minnesota | Doctorate Degree |
| South Dakota School of Mines & Technology | Undergraduate Degree |
Statistics
International
| United States | 8 |
Operational
| Corporate Officer/Principal | 5 |
| Director/Board Member | 2 |
| Doctorate Degree | 1 |
Sectoral
| Commercial Services | 4 |
| Consumer Services | 3 |
Positions held
Active
Inactive
Listed companies
Private companies
Linked companies
| Private companies | 5 |
|---|---|
RE/SPEC, Inc.
RE/SPEC, Inc. Miscellaneous Commercial ServicesCommercial Services RE/SPEC, Inc. engages in the provision of technical and environmental consulting services. Its products include billing and revenue management, health and human services, modeling and optimization, data management, mining software, and monitoring and instrumentation. The company was founded in 1969 and is headquartered in Rapid City, SD. | Commercial Services |
American Society of Mechanical Engineers
American Society of Mechanical Engineers Miscellaneous Commercial ServicesCommercial Services American Society of Mechanical Engineers operates non-profit professional organization that enables collaboration, knowledge sharing and skill development for engineering community. The company was founded in 1880 and is headquartered in New York, NY. | Commercial Services |
National Society of Professional Engineers
National Society of Professional Engineers Miscellaneous Commercial ServicesCommercial Services National Society of Professional Engineers operates as a national organization committed to addressing the professional concerns of licensed PEs across all disciplines. The company was founded in 1934 and is headquartered in Alexandria, VA. | Commercial Services |
| American Rock Mechanics Association | |
| The Oak Lawn Parks Foundation |
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