| Business | Phone |
| Jsa Search Inc 536 S 2nd Ave # I, Covina 91723 | (626) 331-6600 |
| Olympic Staffing Svc Inc 586 S Grand Ave, Covina 91724 | (626) 967-5255 |
| Select Personnel Svc 969 N Grand Ave, Covina 91724 | (626) 331-6339 |
| Tri-Tec Intl Resources 100 S Citrus Ave # 203, Covina 91723 | (626) 332-8006 |
| Allstar Personnel 961 N Azusa Ave, Covina 91722 | (626) 859-7444 |
| Intelligent Staffing Solutions 1171 W San Bernardino Rd, Covina 91722 | (626) 966-5022 |
| Main Street Enterprises 1041 W Badillo St, Covina 91722 | (213) 385-1703 |