| Business | Phone |
| Accountplusnet Outsourcing Inc 59 Broadway, St Catharines L2M 1M5 | (905) 934-8886 |
| Lincoln Tax Svc 2300 King St, St Catharines L2R 6P7 | (905) 562-7885 |
| Lincoln Bookkeeping 2300 King St, St Catharines L2R 6P7 | (905) 934-2515 |
| Data Control 40 Scott St W, St Catharines L2R 1C9 | (905) 988-1237 |
| Niagara Office Works 18 Appleford Rd, St Catharines L2P 3M3 | (905) 935-9999 |
| Patriquin Virtual Office 45 Admiral Rd, St Catharines L2P 1G7 | (905) 682-1819 |
| Simkan Corp Ltd 184 King St, St Catharines L2R 3J7 | (905) 684-8781 |
| Bry-Ele Enterprises Inc 21 Loraine Dr, St Catharines L2P 3N9 | (905) 641-1238 |
| Bush Bookkeeping 37 St. Paul St W, St Catharines L2S 2C3 | (905) 687-8280 |
| Business Centre 215 Scott St, St Catharines L2N 1H5 | (905) 646-2664 |
| Business Solutions 92 Lake St, St Catharines L2R 5X6 | (905) 988-5538 |
| Datawise 5 William St, St Catharines L2R 5H8 | (905) 685-7050 |
| Elite Computerized Svc 23 Taylor Ave, St Catharines L2R 6H1 | (905) 682-5562 |
| Fastax Niagara 325 St. Paul St W, St Catharines L2S 2E8 | (905) 682-8115 |