| Business | Phone |
| Advanced Drainage Systems 316 Tryon Rd, Raleigh 27603 | (919) 661-8900 |
| Contech Construction Prods Inc 4917 Waters Edge Dr # 271, Raleigh 27606 | (919) 858-7820 |
| Robert James Sales 2030 Garner Station Blvd, Raleigh 27603 | (919) 773-9338 |
| Murray Supply Co 2501 Atlantic Ave, Raleigh 27604 | (919) 834-1661 |
| Water Works Inc 1420 Diggs Dr # B, Raleigh 27603 | (919) 833-4114 |