| Business | Phone |
| Tsiang Engineering Inc 950 Watertown St # 10, Newton 2465 | (617) 244-0560 |
| Steven Siegel Consulting Engrs 634 Commonwealth Ave # 201, Newton 2459 | (617) 244-1612 |
| Foley & Buhl Engineering 2150 Washington St, Newton 2462 | (617) 926-9150 |
| George Horowitz Assoc 224 Valentine St, Newton 2465 | (617) 244-4443 |
| Sarkis Zerounian & Assoc 85 Ruane Rd, Newton 2465 | (617) 965-2318 |
| Rona Engineering Corp 766 Commonwealth Ave, Newton 2459 | (617) 969-4139 |
| Davidson Engineering Inc 241 Mount Vernon St, Newton 2465 | (617) 965-6400 |
| Lamsom Engineering Corp 437 Cherry St, Newton 2465 | (617) 558-0101 |