| Business | Phone |
| Aging Research Ctr 160 Columbia St W, Waterloo N2L 3L3 | (519) 886-7439 |
| Alt Software Inc 104 King St S, Waterloo N2J 1P5 | (519) 746-2490 |
| Archelon Inc 460 Forestlawn Rd, Waterloo N2K 2J6 | (519) 746-7925 |
| Arius Software Corp 20 Erb St W #1204, Waterloo N2L 1T2 | (519) 885-9045 |
| Katydid Information Systems 151 Frobisher Dr #C12, Waterloo N2V 2C9 | (519) 772-1151 |
| Lcs Systems Wsp Consultant 380 King St N, Waterloo N2J 2Z3 | (519) 746-6070 |
| Lucidaco Consulting Inc 459 Denholm St, Waterloo N2K 2S8 | (519) 747-3100 |
| Matheson & Assoc 258 King St N, Waterloo N2J 2Y9 | (519) 746-6166 |
| Microtronic Solutions 97 Blythwood Rd, Waterloo N2L 4A1 | (519) 746-1557 |
| Microtek Consulting 381 Crimson Dr, Waterloo N2K 2V2 | (519) 747-0143 |
| Mortice Kern Systems Inc 410 Albert St, Waterloo N2L 3V3 | (519) 884-2251 |
| Poliplus Software 145 Columbia St W #3, Waterloo N2L 3L2 | (519) 747-0668 |
| Prinova Technologies Inc 50 Melbourne Cres, Waterloo N2L 2M6 | (519) 880-9077 |
| Quick's Tips 50 Kraft Dr, Waterloo N2J 4G8 | (519) 743-5555 |
| Radical Flow 185 Lynnbrook Cres, Waterloo N2L 4X2 | (519) 574-1852 |
| Berger Corp 12 King St S #1a, Waterloo N2J 1N8 | (519) 747-4000 |
| Best Solutions Inc 695 Rupert St #B, Waterloo N2V 1Z5 | (519) 746-7111 |
| Bestfit Solutions Corp 30 Dupont St E #202, Waterloo N2J 2G9 | (519) 746-3717 |
| Sentex Communications 160 Columbia St W, Waterloo N2L 3L3 | (519) 888-0172 |
| Synaptic Soft Link Inc 250 Newport Pl, Waterloo N2T 1T9 | (519) 578-4869 |
| Spidertek Limited 50 Westmount Rd N #220, Waterloo N2L 2R5 | (519) 886-9428 |
| Sunset Group Inc 20 Erb St W #702, Waterloo N2L 1T2 | (519) 746-5083 |
| Syon Systems 15 King St N, Waterloo N2J 2W6 | (519) 883-4080 |
| T S Solutions 544 Conestogo Rd, Waterloo N2L 4E2 | (519) 725-3854 |
| Telus National Systems 80 King St S, Waterloo N2J 1P5 | (519) 885-1234 |
| Thetawave Technology 871 Butternut Ave, Waterloo N2V 2M4 | (519) 888-6422 |
| Waterloo Software Svc 425 Bairstow Cres #B, Waterloo N2K 2H7 | (519) 884-4493 |
| Compendium Industries 93 Av Milford #108, Waterloo N2L 3Z5 | (519) 888-0938 |
| Competitive Edge Consultants 550 Parkside Dr #E1, Waterloo N2L 5V4 | (519) 746-2303 |
| Computer Concepts 151 Frobisher Dr #E120, Waterloo N2V 2C9 | (519) 746-0916 |
| Computer Planning & Mgmt 75 Rankin St #6, Waterloo N2V 1W2 | (519) 885-2708 |
| Computing 2xs Inc 190 Bridgeport Rd E, Waterloo N2J 2K5 | (519) 725-3453 |
| Couretech Inc 105 Lexington Rd #17, Waterloo N2J 4R7 | (519) 747-7757 |
| Cybersystems Inc 170 University Ave W #12, Waterloo N2L 3E9 | (519) 746-1155 |
| Darnell Vector 620 Mount Anne Dr, Waterloo N2L 4W3 | (519) 884-7856 |
| Data Perceptions 174 Bridge St W, Waterloo N2K 1K9 | (519) 749-9319 |
| Datafox Systems Inc 145f Lexington Crt, Waterloo N2J 4R2 | (519) 747-4040 |
| E & E Software Inc 408 Tamarack Dr #100, Waterloo N2L 4G6 | (519) 884-1594 |
| Gateway Group 20 Erb St W #905, Waterloo N2L 1T2 | (519) 746-9800 |