| Business | Phone |
| Ibr Regional Realty Net Inc 132 Koivisto Dr, Dunnville N1A 2X9 | (905) 774-5298 |
| Keith Miller & Assoc Realty 220 Broad St E, Dunnville N1A 1G2 | (905) 774-7624 |
| Re/Max Escarpment Realty Inc 170 Queen St, Dunnville N1A 1H7 | (905) 774-4444 |
| Royal Lepage Niagara Rl Est 115 Broad St E, Dunnville N1A 1E8 | (905) 774-7511 |