| Business | Phone |
| Appel Enterprises 1930 W San Marcos Blvd # 387, San Marcos 92078 | (760) 598-5002 |
| Byrne It 1743 Blue Water Ln, San Marcos 92078 | (760) 635-3999 |
| Smartcities Inc 417 E Carmel St # 102, San Marcos 92078 | (760) 752-3475 |
| Rightway Gate Inc 910 W San Marcos Blvd, San Marcos 92078 | (760) 736-3700 |
| Don Potts Enterprises 635 N Twin Oaks Valley Rd # 4, San Marcos 92069 | (760) 510-9287 |
| Mortgage Loan Specialists Inc 910 W San Marcos Blvd # 205, San Marcos 92078 | (760) 510-4944 |
| Lightspeed Fiberlink Inc 417 E Carmel St, San Marcos 92078 | (760) 752-3476 |
| Catalyst eMarketing 1874 Matin Circle Suite 206, San Marcos 92069 | (760) 781-5663 |