| Business | Phone |
| Team Sheetmetal 2033 E Union Bower Rd, Irving 75061 | (972) 438-8225 |
| Management Group 3501 N Macarthur Blvd, Irving 75062 | (214) 492-0576 |
| Deversity Management 222 Las Colinas Blvd W 1750, Irving 75039 | (972) 501-1468 |
| Digital Facilities Mgmt Svc 1001 Llano Trce, Irving 75063 | (214) 231-1006 |
| Thomas Group Inc 5221 N O Connor Blvd 500, Irving 75039 | (972) 869-3400 |
| Greenfield Capital Management 7701 Las Colinas Rdg, Irving 75063 | (972) 201-2504 |
| Lincoln Plaza Management 6333 N State Highway 161, Irving 75038 | (972) 870-7420 |
| Rreef Management Co 8101 Tristar Dr, Irving 75063 | (972) 929-0970 |