| Company | Category | Area | Address | Web | E-mail | Contact person |
| OPEN SYSTEMS GROUP | Computer Software | Tennessee | 2115 STEIN DR # 211, CHATTANOOGA, Hamilton, Tennessee, 37421-7200, USA |
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| OPEN SYSTEMS GROUP | Whol Professional Equipment | New York | 25 MAPLE AVE, OAKFIELD, Genesee, New York, 14125-1033, USA |
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Ray Kline |
| OPEN SYSTEMS GROUP INC | business consulting services | Texas | 1950 N STEMMONS FWY, DALLAS, Dallas, Texas, 75207-3134, USA |
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| OPEN SYSTEMS GROUP INC | Software Engineering | Virginia | 6448 BATTLE ROCK DR, CLIFTON, Fairfax, Virginia, 20124-2404, USA |
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Donnie Love |
| OPEN SYSTEMS HOLDINGS CORP | Holding Companies (Non-Bank) | New York | 29 TOILSOME LN, EAST HAMPTON, Suffolk, New York, 11937-2437, USA |
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| OPEN SYSTEMS INC | Computers-Networking | New York | 3 TALLOW WOOD DR, CLIFTON PARK, Saratoga, New York, 12065-2830, USA |
www.ostnet1.com |
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Ken Canastar |
| OPEN SYSTEMS INC | Custom Computer Programing | North Carolina | 4265 BROWNSBORO RD STE 103, WINSTON SALEM, Forsyth, North Carolina, 27106-3425, USA |
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Kee Haskins |
| OPEN SYSTEMS INC | Computer Sys Design | Georgia | 6495 SHILOH RD STE 310, ALPHARETTA, Forsyth, Georgia, 30005-1635, USA |
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SID AHAJUA |
| OPEN SYSTEMS INC-LOTUS DOMINO | Computers-System Designers & C | North Carolina | 4265 BROWNSBORO RD STE 103, WINSTON SALEM, Forsyth, North Carolina, 27106-3425, USA |
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| OPEN SYSTEMS INTEGRATION LLC | Computer Related Services | Utah | 3585 W 6050 S, ROY, Weber, Utah, 84067-1008, USA |
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Shannon Wright |
