| Business | Phone |
| Plasterers Local Union 200 1610 W Holt Ave, Pomona 91768 | (909) 865-2240 |
| United Nurses Assn 300 S Park Ave # 840, Pomona 91766 | (909) 620-7749 |
| Csea Pomona Chapter 14 175 San Lorenzo St, Pomona 91766 | (909) 623-8859 |
| California Association 3431 Pomona Blvd # C, Pomona 91768 | (909) 595-1085 |
| Capt Chapter Nine 3431 Pomona Blvd, Pomona 91768 | (909) 598-3433 |
| Center For Contract Compliance 1610 W Holt Ave, Pomona 91768 | (909) 629-1962 |
| Laborers Local 1610 W Holt Ave, Pomona 91768 | (909) 629-7477 |
| Plasterers Apprenticeship 1610 W Holt Ave, Pomona 91768 | (909) 865-1773 |
| United Health Care Employees 300 S Park Ave, Pomona 91766 | (909) 620-1767 |