| Business | Phone |
| Apsg Engineers Inc 285 N Hill Ave, Pasadena 91106 | (626) 229-9100 |
| Ining Assoc Inc 2500 E Foothill Blvd # 211, Pasadena 91107 | (626) 795-1250 |
| Jce Structural Engnring Grp 234 E Colorado Blvd # M110, Pasadena 91101 | (626) 585-1822 |
| John H Haigh & Assoc Inc 479 S Marengo Ave # A, Pasadena 91101 | (626) 395-7451 |
| Lakhani Engineers 1785 Locust St # 2, Pasadena 91106 | (626) 304-9010 |
| Lu Mar Engineering 1005 E Colorado Blvd # 206, Pasadena 91106 | (626) 568-8553 |
| Ming Yang Yeh & Assoc 131 W Green St, Pasadena 91105 | (626) 449-9886 |
| Omnispan Corp 479 S Marengo Ave, Pasadena 91101 | (626) 449-6412 |
| Paul J Mouton Aia 732 N Lake Ave # 102, Pasadena 91104 | (626) 398-4300 |
| Robert Mayer Structural Engnr 2801 E Foothill Blvd, Pasadena 91107 | (626) 793-0432 |
| Saiful Bouquet Consulting 385 E Colorado Blvd # 200, Pasadena 91101 | (626) 304-2616 |
| Teng Li & Assoc 1070 N Altadena Dr, Pasadena 91107 | (626) 797-0531 |
| Thompson & Assoc 2122 E Walnut St, Pasadena 91107 | (626) 449-2970 |
| Thompson & Assoc 222 E Walnut St, Pasadena 91101 | (626) 449-2970 |
| Tmad Engineering 320 N Halstead St # 200, Pasadena 91107 | (626) 351-8881 |
| Sanders & Assoc Geostructural 540 S El Molino Ave, Pasadena 91101 | (626) 792-8151 |
| Bengal Engineering Pasadena 91105 | (626) 445-3676 |
| Taylor & Syfan Consulting 1276 E Colorado Blvd, Pasadena 91106 | (626) 793-3620 |
| Spears Engineering Co 100 S Wilson Ave, Pasadena 91106 | (626) 796-9319 |