| Business | Phone |
| Architectural Design Matrix 812 Fremont Ave # 100, South Pasadena 91030 | (626) 403-9901 |
| Mark Billy 1510 Oxley St # D, South Pasadena 91030 | (626) 403-8363 |
| John Cataldo 835 Mission St, South Pasadena 91030 | (626) 799-4400 |
| Choy Associates 901 El Centro St, South Pasadena 91030 | (626) 403-7850 |
| Dagermangy & Assoc 1514 Huntington Dr, South Pasadena 91030 | (626) 403-4646 |
| David Mi & Partners 1260 Huntington Dr # 201, South Pasadena 91030 | (323) 255-2000 |
| Youssefian Associates 1431 Huntington Dr, South Pasadena 91030 | (626) 441-4904 |
| Adm Architectural 812 Fremont Ave # 100, South Pasadena 91030 | (626) 403-9901 |
| Beckmeyer & Carver Architects 1151 El Centro St # E, South Pasadena 91030 | (626) 799-2277 |
| Dlac Inc 1026 Milan Ave, South Pasadena 91030 | (626) 441-0411 |
| Ernest P Howard & Assoc 1951 La Fremontia St, South Pasadena 91030 | (626) 441-8027 |
| George Architect 847 Mission St, South Pasadena 91030 | (626) 441-1199 |
| Raymond Girvigian 1401 Fair Oaks Ave # B, South Pasadena 91030 | (323) 682-3848 |
| J Fenske Architecture 111 Peterson Ave, South Pasadena 91030 | (626) 799-4977 |
| John G Cataldo & Assoc 835 Mission St, South Pasadena 91030 | (626) 799-4400 |
| Nott Construction Inc 1508 Mission St, South Pasadena 91030 | (626) 403-2146 |
| Cassidy Padraic 1003 Diamond Ave, South Pasadena 91030 | (626) 441-8880 |
| Russell Hatfield Architect Inc 1133 Windsor Pl, South Pasadena 91030 | (626) 441-7386 |
| S & P Architecure & Engineer 1209 Oak Hill Ave, South Pasadena 91030 | (323) 258-7384 |
| Shp Consulting 711 Mission St, South Pasadena 91030 | (626) 403-6082 |
| Tom Nott & Assoc 1508 Mission St, South Pasadena 91030 | (626) 403-0844 |