John Barnes
Career history of John Barnes
Former positions of John Barnes
| Companies | Position | Start | End |
|---|---|---|---|
Zenetex LLC
 Zenetex LLC Miscellaneous Commercial ServicesCommercial Services Zenetex LLC provides management and technology support services. It offers information technology, engineering, integrated logistics, foreign military sales, program management, training systems, staffing, and contractor field services solutions for federal government agencies and commercial organizations. The company was founded in 1999 and is headquartered in Herndon, VA. | Chief Operating Officer | 01/01/2007 | 01/01/2007 |
| The United States Army (District of Columbia) | Corporate Officer/Principal | 01/01/1997 | 01/01/1997 |
| Evisda, Inc. | President | - | - |
| US Department of Defense (District of Columbia) | Corporate Officer/Principal | - | - |
Crystal Management LLC
 Crystal Management LLC Miscellaneous Commercial ServicesCommercial Services Crystal Management LLC offers management support solutions and services. It provides information technology infrastructure and program management services to federal and commercial clients worldwide. The firm also offers virtualization, multi-level security, strategic and operational planning, command, control communications, computers and intelligence program management services. Crystal Management was founded by John Lehman and Dawn Mckenna in 2005 and is headquartered in Herndon, VA. | Chief Operating Officer | - | - |
Statistics
International
| United States | 6 |
Operational
| Chief Operating Officer | 2 |
| Corporate Officer/Principal | 2 |
| President | 1 |
Sectoral
| Commercial Services | 3 |
| Government | 3 |
Positions held
Active
Inactive
Listed companies
Private companies
Linked companies
| Private companies | 5 |
|---|---|
Crystal Management LLC
Crystal Management LLC Miscellaneous Commercial ServicesCommercial Services Crystal Management LLC offers management support solutions and services. It provides information technology infrastructure and program management services to federal and commercial clients worldwide. The firm also offers virtualization, multi-level security, strategic and operational planning, command, control communications, computers and intelligence program management services. Crystal Management was founded by John Lehman and Dawn Mckenna in 2005 and is headquartered in Herndon, VA. | Commercial Services |
| US Department of Defense (District of Columbia) | Government |
| The United States Army (District of Columbia) | Government |
| Evisda, Inc. | |
Zenetex LLC
Zenetex LLC Miscellaneous Commercial ServicesCommercial Services Zenetex LLC provides management and technology support services. It offers information technology, engineering, integrated logistics, foreign military sales, program management, training systems, staffing, and contractor field services solutions for federal government agencies and commercial organizations. The company was founded in 1999 and is headquartered in Herndon, VA. | Commercial Services |
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