| Business | Phone |
| Able Accounting & Income Tax 427 Welland Ave, St Catharines L2M 5V1 | (905) 937-0065 |
| Grant Thornton 55 King St, St Catharines L2R 3H5 | (905) 688-4822 |
| Greenham, Charles R 58 Spring Garden Blvd, St Catharines L2N 3R1 | (905) 646-4515 |
| Iggulden, Lawrence 110 Hannover Dr #B201, St Catharines L2W 1A4 | (905) 685-9400 |
| Ipn Consultants Ltd 195 King St #106, St Catharines L2R 3J6 | (905) 684-8888 |
| Jefferson Wormald Masse 344 Lake St, St Catharines L2N 4H4 | (905) 937-7777 |
| Kielstra, Ron 184 King St, St Catharines L2R 3J7 | (905) 688-9120 |
| Kpc Accounting & Management 55 King St, St Catharines L2R 3H5 | (905) 680-9346 |
| Kpmg Inc 1 St. Paul St #901, St Catharines L2R 7L2 | (905) 685-4811 |
| Larman, Wendy E Ca 20 Lake St, St Catharines L2R 5W7 | (905) 687-1707 |
| Leadley Bruyns 36 Hiscott St, St Catharines L2R 1C8 | (905) 984-4399 |
| Mac Gillivray Partners 1 St. Paul St #1001, St Catharines L2R 7L2 | (905) 682-8363 |
| Mooradian, Arthur W 205 King St, St Catharines L2R 3J5 | (905) 682-2615 |
| Niagara Management Consultants 163 Queenston St, St Catharines L2R 3A2 | (905) 682-7889 |
| O'Brien & Assoc 266 Welland Ave, St Catharines L2R 2P8 | (905) 682-8299 |
| Popoli Delmonaco 15 Albert St, St Catharines L2R 2G6 | (905) 680-1565 |
| Porter Hetu 47 Scott St W, St Catharines L2R 1E1 | (905) 682-2402 |
| Postma, Evert Ca 55 King St, St Catharines L2R 3H5 | (905) 984-6441 |
| R K Shaver Chartered Actnt 1 Church St, St Catharines L2R 3B1 | (905) 641-0846 |
| Ballett, Allen Ca 7 College St, St Catharines L2R 2W6 | (905) 688-4260 |
| Battram & Assoc 261 Martindale Rd #6, St Catharines L2W 1A1 | (905) 684-4354 |
| Rosenberger, Gary Ca 55 King St, St Catharines L2R 3H5 | (905) 984-3021 |
| Rosetti & Bowley 15 Lloyd St, St Catharines L2S 2N7 | (905) 682-2629 |
| Schoenhals, Mike 127 Louisa St, St Catharines L2R 2K5 | (905) 685-4259 |
| Van Eyk, Gary 50 Lakeport Rd, St Catharines L2N 4P7 | (905) 646-7331 |
| Vangameren, John Ca 171 King St, St Catharines L2R 3J5 | (905) 684-1908 |
| Williamson, Richard R Ca 20 Lake St, St Catharines L2R 5W7 | (905) 688-8038 |
| Bridgman & Durksen 1 St. Paul St #604, St Catharines L2R 7L2 | (905) 682-6677 |
| England, J Ca 26 Duke St, St Catharines L2R 5W3 | (905) 641-1414 |
| Coholan, Cheryl E Y 18 Eagleson Dr, St Catharines L2M 7J4 | (905) 935-5570 |
| Corbett, R Glen 100 Church St, St Catharines L2R 3C8 | (905) 684-6539 |
| Cossitt, Ted Ca 55 King St, St Catharines L2R 3H5 | (905) 641-8848 |
| Finch & Finch 417 Lakeshore Rd E, St Catharines L2R 7K6 | (905) 935-1844 |
| Crawford Smith & Swallow 531 Lake St, St Catharines L2N 4H6 | (905) 937-2100 |
| Deloitte & Touche 75 Corporate Park Dr #400, St Catharines L2S 3W2 | (905) 688-1841 |
| Drasnin, Frank Ca 141 Riverview Blvd, St Catharines L2T 3M4 | (905) 688-3849 |
| Durward Jones Barkwell & Co 69 Ontario St, St Catharines L2R 5J5 | (905) 684-9221 |
| English & Jones 60 James St #501, St Catharines L2R 7E7 | (905) 688-4842 |
| Forsyth & Assoc 47 Scott St W, St Catharines L2R 1E1 | (905) 682-2406 |
| Fred D Ovens Certified Gen Acc 2 Port Master Dr, St Catharines L2N 7A2 | (905) 646-7720 |
| Galbraith, Thomas 277 Welland Ave, St Catharines L2R 2P7 | (905) 988-3755 |