| Business | Phone |
| Charles R Wilson Engineering 412 W State St, Ithaca 14850 | (607) 273-9333 |
| Fracture Analysis Consultants 121 Eastern Heights Dr, Ithaca 14850 | (607) 257-4970 |
| Novelli Engineering 309 S Albany St, Ithaca 14850 | (607) 275-9707 |
| Pulse Ray 1255 Hinging Post Rd, Ithaca 14850 | (607) 272-8761 |
| T G Miller Pc 203 N Aurora St, Ithaca 14850 | (607) 272-6477 |
| Taitem Engineering Pc 109 S Albany St, Ithaca 14850 | (607) 277-1118 |
| Thomas Group Inc 215 The Commons, Ithaca 14850 | (607) 277-7100 |