| Business | Phone |
| Hassen Development Co 100 N Barranca St # 900, West Covina 91791 | (626) 967-7374 |
| Alturas Homes 640 S Sunset Ave # 206, West Covina 91790 | (626) 814-9020 |
| Alturas Homes 837 W Christopher St, West Covina 91790 | (626) 814-9097 |
| South Hills Homes 2831 Skyview Ln, West Covina 91791 | (626) 917-2561 |
| South Hills Homes 2852 Skyview Ln, West Covina 91791 | (626) 918-8852 |