The current list is outdated to a large degree. We will request that consultants who desire to be listed here re-input their information to be sure it is current.
| Firm | Location(s) | Website (new window) |
| The Arroyo Group | Pasadena | http://arroyogroup.com |
| three6ixty | Culver City | http://www.three6ixty.net |
| Urban Insight | Los Angeles | http://www.urbaninsight.com |
| WSP | Parsons Brinckerhoff | Los Angeles | http://www.wsp-pb.com |
