| Business | Phone |
| Ammon & Rizos Co 901 Waterfall Way 701, Richardson 75080 | (972) 644-5591 |
| Barry Sales Inc 1323 Columbia Dr 302, Richardson 75081 | (972) 234-0255 |
| Bonser-Philhower Sales 689 W Renner Rd 101, Richardson 75080 | (972) 234-8438 |
| Component Express Corp 1515 Flintwood Dr, Richardson 75081 | (972) 644-2156 |
| Drs Signal Solutions 1219 Abrams Rd, Richardson 75081 | (972) 644-9375 |
| Eclipse Electronic Systems Inc 1551 N Glenville Dr, Richardson 75081 | (972) 699-8580 |
| Galaxay Electronics 201 E Arapaho Rd, Richardson 75081 | (972) 234-0065 |
| Intellitech Inc 1177 Rockingham Ln, Richardson 75080 | (972) 437-9010 |
| Isc 880 N Dorothy Dr 800, Richardson 75081 | (972) 234-2691 |
| Kemp Instruments Inc 1201 Richardson Dr 170, Richardson 75080 | (972) 437-9100 |
| Kyocera America Inc 740 E Campbell Rd, Richardson 75081 | (972) 234-2408 |
| Lead Year America 1218 Executive Dr W, Richardson 75081 | (972) 705-9592 |
| Marshall Anderson & Assoc 1607 Mayflower Dr, Richardson 75081 | (972) 669-9611 |
| O M Assoc Inc 690 W Campbell Rd # 150, Richardson 75080 | (972) 690-6747 |
| Off The Shelf Components 1211 N Plano Rd, Richardson 75081 | (972) 238-0808 |
| Polytronix Inc 805 Alpha Dr, Richardson 75081 | (972) 238-7045 |
| R F Kimball Co 1200 Executive Dr E, Richardson 75081 | (972) 918-9605 |
| R F Kimball Co 1221 W Campbell Rd 190, Richardson 75080 | (972) 231-3447 |
| Ssi 101 S Coit Rd, Richardson 75080 | (972) 387-4149 |
| Testech Inc 2083 N Collins Blvd, Richardson 75080 | (972) 644-5010 |
| Tga Inc 525 International Pkwy, Richardson 75081 | (972) 231-1888 |
| Tgm 880 N Dorothy Dr, Richardson 75081 | (972) 761-9101 |
| Toshiba America 740 E Campbell Rd, Richardson 75081 | (972) 238-9413 |
| Toshiba America Electronic 777 E Campbell Rd, Richardson 75081 | (972) 480-0471 |
| Howard Tucker 1115 Greenway Dr, Richardson 75080 | (972) 690-5962 |
| General Dynamics Vertex Rsi 1219 Digital Dr 101, Richardson 75081 | (972) 907-9599 |
| Analog Devices Inc 1300 E Lookout Dr 330, Richardson 75082 | (972) 231-5094 |
| Avnet Electronics 2021 Lakeside Blvd, Richardson 75082 | (214) 342-7300 |
| Cypress Semiconductor Corp 101 W Renner Rd # 355, Richardson 75082 | (972) 437-0496 |
| Electronic Controls Consulting 2204 Shannon Ln, Richardson 75082 | (972) 480-8070 |
| Fujitsu Network Communications 2801 Telecom Pkwy, Richardson 75082 | (972) 690-6000 |
| Rockwell Collins Inc 3200 E Renner Rd, Richardson 75082 | (972) 705-0000 |
| Samsung Electronics 2301 Acacia St, Richardson 75082 | (972) 437-0687 |