Guardsmark
| Use attributes for filter ! | |
| Headquarters | Santa Ana |
|---|---|
| California | |
| United States | |
| Founded | 1963 |
| Parent organizations | Allied Universal |
| Date of Reg. | |
| Date of Upd. | |
| ID | 941965 |
About Guardsmark
Guardsmark was a major provider of security services in North America, Puerto Rico and the United Kingdom. Founded in 1963, Guardsmark was the fourth largest security company and the only major provider privately held by one family.
