| Business | Phone |
| Aramark 115 Federal St, Pittsburgh 15212 | (412) 325-4450 |
| Cornett Management Co 2 1/2 Station Sq E, Pittsburgh 15219 | (412) 338-9111 |
| Foster's Restaurant & Catering 680 Andersen Dr # 10, Pittsburgh 15220 | (412) 919-0881 |
| Gladco Enterprises Inc Pittsburgh Intl Airport, Pittsburgh 15231 | (412) 472-3030 |
| J & P Svc Management Co Inc 1 Wellington Woods Dr, Pittsburgh 15229 | (412) 931-3919 |
| Riverview Towers Food Svc 52 Garetta St, Pittsburgh 15217 | (412) 422-7288 |
| Sodexho Management Svc 200 Fleet St # 202, Pittsburgh 15220 | (412) 928-0400 |
| Sodexho Marriott 1000 Liberty Ave, Pittsburgh 15222 | (412) 261-3660 |