| Business | Phone |
| Advance Parametric Concepts 900 Fox Valley Dr, Longwood 32779 | (407) 682-4886 |
| Arthur V Martin Assoc Inc Po Box 916550, Longwood 32791 | (407) 788-8600 |
| Chastain-Skillman Inc 2917 W State Road 434, Longwood 32779 | (407) 862-5000 |
| Commercial Planning & Cnsltng 205 Smokerise Blvd, Longwood 32779 | (407) 869-4013 |
| Tuv Rheinland Of Na Inc 2299 Springs Landing Blvd, Longwood 32779 | (407) 788-0660 |
| Donald F Spurling & Co 103 Hatfield Ct, Longwood 32779 | (407) 774-2938 |
| Ema Inc 2180 W State Road 434 # 6100, Longwood 32779 | (407) 865-6601 |
| T M Love & Assoc Pa 740 Florida Central Pkwy, Longwood 32750 | (407) 830-7683 |
| Engineering Design Inc 1000 Savage Ct, Longwood 32750 | (407) 699-0852 |