| Business | Phone |
| Anix Development Corp 5 Wainwright Ave #A, Richmond Hill L4C 5R4 | (905) 883-5959 |
| Aspen Ridge Homes Ltd 605 King Rd, Richmond Hill | (905) 773-9813 |
| Glenco Group Contract Inc 16 Sims Cres #28, Richmond Hill L4B 2P1 | (905) 764-9297 |
| Headstart Construction 91 Fernstaff Crt, Richmond Hill | (905) 660-2260 |
| Heatwood Homes 12840 Yonge St, Richmond Hill L4E 4H1 | (905) 773-2640 |
| Heritage Club Estate 10 West Pearce St #10, Richmond Hill L4B 1B6 | (905) 882-1144 |
| Kinross Building Group Ltd 273 Jefferson Sideroad, Richmond Hill L4E 3M3 | (905) 883-1408 |
| Mar-En Homes & Renovations Inc 10815 Yonge St, Richmond Hill L4C 3E3 | (905) 780-6008 |
| Mitchell Construction Ltd 70 East Beaver Creek Rd #44, Richmond Hill L4B 3B2 | (905) 882-2424 |
| North Beach Developments 70 East Beaver Creek Rd #2, Richmond Hill L4B 3B2 | (905) 886-8666 |
| Northway General Contracting 416 Elgin Mills Rd W, Richmond Hill L4C 4M2 | (905) 770-4844 |
| Pioneer Ram Construction 155 West Beaver Creek Rd #1, Richmond Hill L4B 1E1 | (905) 764-0747 |
| Primont Homes Corp 25 Brodie Dr #2, Richmond Hill L4B 3K7 | (905) 770-7002 |
| Romance Homes 933 Elgin Mills Rd E, Richmond Hill L4S 1M7 | (905) 884-7877 |
| Beaverhall Homes 40 Vogell Rd #17, Richmond Hill L4B 3N6 | (905) 770-9983 |
| Summit View Homes 9120 Leslie St #101, Richmond Hill L4B 3J9 | (905) 886-8287 |
| T Sena Construction & Mgmt Inc 19 Stockdale Cres, Richmond Hill L4C 3T1 | (905) 737-9515 |
| Tormina Construction Ltd 124 Toporowski Ave, Richmond Hill | (905) 508-4529 |
| Tribute Homes 650 Highway 7 E, Richmond Hill L4B 2N7 | (905) 709-9940 |
| Trinity Wood Development Inc Po Box 2509 Stn B, Richmond Hill L4E 1A6 | (416) 214-2653 |
| Di Davide General Contracting 69 Pickett Cres, Richmond Hill L4C 9L9 | (905) 770-5711 |
| W A Stephenson Construction Co 10425 Yonge St, Richmond Hill L4C 3C2 | (905) 884-5567 |
| Exeter Developments 70 E Beaver Creek Rd #2, Richmond Hill L4B 3B2 | (905) 886-4766 |
| Celotti Building Corp 561 Edward Ave, Richmond Hill L4C 9W6 | (905) 883-5470 |
| Concept Homes 164 Old Surrey Lane, Richmond Hill L4C 7E5 | (905) 731-7140 |
| Cosmopolitan Homes Ltd 120 West Beaver Creek Rd, Richmond Hill L4B 1L2 | (905) 762-1800 |
| David Beadle Construction Ltd 1190 Stouffville Rd, Richmond Hill L4E 3S3 | (416) 453-9022 |
| Edgeport Home Corp 250 W Beaver Creek Rd #1b, Richmond Hill L4B 1C7 | (905) 731-7201 |
| Dimartino Homes Ltd 15 Sims Cres, Richmond Hill L4B 1C9 | (905) 764-7904 |
| Garden Homes 35 West Pearce St, Richmond Hill L4B 3A9 | (905) 882-2320 |