| Business | Phone |
| Alliance Environmental Group 100 Jefferson Blvd # 220, Warwick 2888 | (401) 732-7600 |
| Allinson-Lama 2699 Post Rd # 2, Warwick 2886 | (401) 739-4114 |
| Weston' & Sampson Engineers 2348 Post Rd # 8, Warwick 2886 | (401) 734-9922 |
| Wilkinson Associates 615 Jefferson Blvd # 7, Warwick 2886 | (401) 737-6382 |
| Ldp Inc 3890 Post Rd, Warwick 2886 | (401) 541-9110 |