| Business | Phone |
| Accounting Resource Software 1929 Main St # 105, Irvine 92614 | (949) 476-4006 |
| Accurate Computer Technology 17821 Sky Park Cir # J, Irvine 92614 | (949) 261-6677 |
| Actel Corp 6 Venture # 100, Irvine 92618 | (949) 727-0470 |
| Alpha System Lab 17712 Mitchell N, Irvine 92614 | (949) 622-0688 |
| Alteer Corp 6 Venture # 203, Irvine 92618 | (949) 789-0500 |
| Benefit Plan-Systems Corp 16 Technology Dr # 161, Irvine 92618 | (949) 753-0180 |
| Cadence Design Systems Inc 16279 Laguna Canyon Rd, Irvine 92618 | (949) 788-6080 |
| Cincom Systems Inc 18101 Von Karman Ave # 1200, Irvine 92612 | (949) 752-7220 |
| Cognos Corp 2020 Main St # 750, Irvine 92614 | (949) 471-6100 |
| Everybodys Talking 18006 Sky Park Cir # 100, Irvine 92614 | (949) 498-0661 |
| Extensity Inc 2030 Main St # 1300, Irvine 92614 | (949) 260-4967 |
| Gauss 8717 Research Dr, Irvine 92618 | (949) 784-8000 |
| Go 2 Directory Systems 18400 Von Karman Ave # 320, Irvine 92612 | (949) 553-0800 |
| Group 1 Software Inc 18301 Von Karman Ave # 800, Irvine 92612 | (949) 474-0911 |
| 2000 Soft 15707 Rockfield Blvd, Irvine 92618 | (949) 699-1777 |
| Adaptive Data Systems Irvine 92606 | (949) 533-8248 |
| Advantage Systems 18022 Cowan, Irvine 92614 | (714) 730-9777 |
| Ansys Inc 10 Corporate Park, Irvine 92606 | (949) 260-0902 |
| Arbortext Inc 6 Venture, Irvine 92618 | (949) 788-9277 |
| Autodaya Co 11 Daystar, Irvine 92612 | (714) 827-6568 |
| Bentley Systems Inc 19752 Macarthur Blvd, Irvine 92612 | (949) 474-1290 |
| Cashion Infosource 11 Cottoncloud, Irvine 92614 | (949) 551-1156 |
| Ceo Microsystems Inc 17815 Sky Park Cir, Irvine 92614 | (949) 752-1310 |
| Enterprise Solutions & Tech 17100 Gillette Ave, Irvine 92614 | (949) 263-8484 |
| Hyperion Solutions 4 Park Plz, Irvine 92614 | (949) 622-3200 |
| Intersoft Corp 18003 Sky Park Cir, Irvine 92614 | (949) 757-0474 |
| Lawson Software 2030 Main St # 400, Irvine 92614 | (949) 975-0150 |
| Lexon Technologies Inc 18001 Cowan, Irvine 92614 | (949) 757-0888 |
| National Purchasing Corp 1360 Reynolds Ave # 101, Irvine 92614 | (949) 250-4774 |
| Neurocomp Systems Inc 1370 Reynolds Ave # 115, Irvine 92614 | (949) 752-7560 |
| Pacific Wireless Software 2350 Main St, Irvine 92614 | (949) 851-7800 |
| People Soft Inc 2010 Main St, Irvine 92614 | (949) 224-1000 |
| Point Of View 17841 Fitch, Irvine 92614 | (949) 757-0670 |
| Quicksilver Software 18261 W Mcdurmott, Irvine 92614 | (949) 474-2150 |
| Royce Digital Systems Inc 2552 White Rd # A, Irvine 92614 | (949) 852-3100 |
| Sagent Technology 2030 Main St # 1300, Irvine 92614 | (949) 260-9020 |
| Sas Institute Inc 5 Park Plz # 900, Irvine 92614 | (949) 852-8550 |
| Sevenspace 30 Executive Park, Irvine 92614 | (949) 260-0410 |
| Siebel Systems Inc 1920 Main St, Irvine 92614 | (949) 809-9500 |
| Software Famis 2 Park Plz, Irvine 92614 | (949) 553-6550 |
| Source One Software Irvine 92614 | (949) 263-5900 |
| Southern California Software 133 Briarglen, Irvine 92614 | (714) 746-3907 |
| Sumix 17222 Von Karman Ave, Irvine 92614 | (949) 724-0174 |
| Summitwest Consulting Inc 17100 Gillette Ave, Irvine 92614 | (949) 955-3515 |
| Sun Microsystems Inc 2020 Main St # 1200, Irvine 92614 | (949) 833-1640 |
| Talon Computer Assoc Inc 17880 Sky Park Cir # 200, Irvine 92614 | (949) 477-0880 |