NO. A Guard Card allows you to work for any PSE or PPO.
Guard Card FAQ
Yes, if you have a valid firearm permit from the BSIS and your employer approves your carrying a weapon while on duty. When getting your fingerprints taken for your background check, you should also use the form for an armed security guard, not an unarmed security guard.
If your employer doesn’t want you to carry weapons while on duty, then you should not do so even if you have a firearms permit. If you need to carry a baton, you also need a baton permit. If you want to carry pepper spray, you should get training on how to use it correctly and when to use it.
Yes, applicants with criminal histories are considered and registration decisions are rendered on a case-by-case basis. Your Guard Card application might be denied if you have been convicted of any crime or act substantially related to the qualifications, functions or duties of a security, except those crimes excluded by the provisions of Penal Code section 19.8. However, when appropriate, the BSIS will consider all submitted evidence of rehabilitation.
No, you must have a valid Guard Card in your possession before working as a security guard.