| Business | Phone |
| Mike Laroue Hilo 96720 | (808) 934-0661 |
| Murray-Smith & Assoc Ltd 100 Pauahi St 207, Hilo 96720 | (808) 935-9725 |
| Independent Hawaii Surveyors 2043 Kinoole St, Hilo 96720 | (808) 959-0360 |
| Island Survey Inc 17 Makaala St 102, Hilo 96720 | (808) 935-9105 |