| Business | Phone |
| Georgina Storage Inc 33 Church St, Keswick L4P 3E9 | (905) 476-7273 |
| Glenwoods Bay Marina Ltd 532 Lake Dr S, Keswick L4P 1S2 | (905) 476-1077 |
| Harry's Riverside Sprts & Bait 233 The Queensway S, Keswick L4P 2A8 | (905) 476-0441 |
| Island Grove Marina 987 Lake Dr N, Keswick L4P 3E9 | (905) 476-7600 |
| Keswick Marine Ltd 236 The Queensway S, Keswick L4P 2A9 | (905) 476-4343 |
| East Point Marina 967 Lake Dr N, Keswick L4P 3E9 | (905) 989-2821 |
| Coves Of Keswick Marina 119 Riveredge Dr, Keswick L4P 2P2 | (905) 476-2919 |
| D C Marine Svc 253 The Queensway S, Keswick L4P 2B2 | (905) 476-0610 |