| Business | Phone |
| Amigo's Concrete Work 56 Nello St, St Catharines L2N 1G7 | (905) 937-7332 |
| B Hertwig Concrete Ltd 12 Chaplin Ave, St Catharines L2R 2E6 | (905) 684-0933 |
| Hepp Contractors 2406 King St, St Catharines L2R 6P7 | (905) 685-0650 |
| Mol's Concrete Forming Ltd 1413 Eighth Ave, St Catharines L2R 6P7 | (905) 688-6280 |
| Niagara Concrete Floor 65 Fir Ave, St Catharines L2P 1C1 | (905) 684-3878 |
| Patterned Concrete 240 Bunting Rd, St Catharines L2M 3Y1 | (905) 687-6755 |
| Beeline Cutting & Coring 327 Niagara St, St Catharines L2M 4V9 | (905) 934-8245 |
| Steel-Crete Concrete Niagara 31 Dacotah St, St Catharines L2R 1Z5 | (905) 988-3500 |
| Tradewind Construction Ltd 12 Allan Dr, St Catharines L2N 5S5 | (905) 329-6600 |
| Conlon Concrete 1607 Second Ave, St Catharines L2R 6P9 | (905) 688-4981 |
| Ed Vlaar Construction 34 John St, St Catharines L2N 4P1 | (905) 646-5036 |
| Waterproofing/St. Catharines/Waterproofing St. Catharines,Stoney Creek,Thorold,Niagara Falls, St Catharines L2M 6S8 | (905) 354-2289 |
| Waterproofing/St.Catharines Contractors/Waterproofing 1-888-474-7101 St.Catharines, Niagara Falls, Thorold, Stoney Creek, St Catharines L2R 1C9 | (888) 474-7101 |