O&S California,Inc. (OSCA)
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| Location | North America / U.S.A. |
| Name | O&S California, Inc. |
| Abbreviation | OSCA |
| Established | October 16, 1986 |
| Employees | 14 |
| Address | 9731 Siempre Viva Road, Suite "E", San diego, California 92154-7217 U.S.A. |
| Contact | (Country code: 1 ) Tel:619 661-1800 ／ Fax:619 661-1900 |
| Remarks | Home Page : http://www.osca-arcosa.com/ |
