Gary D. Callahan
Director/Board Member at The Oak Lawn Parks Foundation
Profile
Gary D.
Callahan is currently the Director of The Oak Lawn Parks Foundation, a Member of the National Society of Professional Engineers, a Member of the American Society of Mechanical Engineers, and a Member of the American Rock Mechanics Association.
He previously worked as a Principal at South Dakota School of Mines & Technology from 1970 to 1972 and as Vice President at RE from 1972 to 2012.
He received his undergraduate degree from South Dakota School of Mines & Technology in 1970, his graduate degree from South Dakota School of Mines & Technology in 1972, and his doctorate from the University of Minnesota in 1982.
Gary D. Callahan active positions
| Companies | Position | Start |
|---|---|---|
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 | - |
Former positions of Gary D. Callahan
| Companies | Position | End |
|---|---|---|
| South Dakota School of Mines & Technology | Corporate Officer/Principal | 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 | - |
Training of Gary D. Callahan
| South Dakota School of Mines & Technology | Undergraduate Degree |
| University of Minnesota | Doctorate Degree |
Experiences
Positions held
Connections
1st degree connections
1st degree companies
Male
Female
Members of the board
Executives
Linked companies
| Private companies | 5 |
|---|---|
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 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 |
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 Rock Mechanics Association | |
| The Oak Lawn Parks Foundation |
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