| Business | Phone |
| Arcana Networks 5600 Mowry School Rd # 210, Newark 94560 | (510) 687-0280 |
| Content Management Corp 37900 Central Ct, Newark 94560 | (510) 505-1100 |
| M L Solutions 36981 Newark Blvd # E, Newark 94560 | (510) 818-9018 |
| Newgen Solutions Inc 37053 Cherry St, Newark 94560 | (510) 792-1400 |
| Zenith Infotech Ltd 39675 Cedar Blvd # 340b, Newark 94560 | (510) 687-1943 |
| Socket Communications Inc 37400 Central Ct, Newark 94560 | (510) 744-2700 |