| Advanced Irrigation Systems | 808-669-4488 | PO Box 11326 | Lahaina | HI | 96761 |
| Ag Services Of Maui | 808-579-8086 | 310 Hana Hwy | Wailuku | HI | 96793 |
| Ag Systems Hawaii | 808-572-5910 | PO Box 90 | Puunene | HI | 96784 |
| Alber Robert (Duke) | 808-879-8747 | 232 Kenolio Rd | Wailuku | HI | 96793 |
| Alii Water Treating Systems | 808-328-9600 | PO Box 853 | Honaunau | HI | 96726 |
| Brownlie & Lee | 808-528-4363 | 201 Merchant St Ste 1930 | Honolulu | HI | 96813 |
| Central Supply Inc | 808-961-5855 | 31 Makaala St | Hilo | HI | 96720 |
| Duey Irrigation Inc | 808-244-9526 | 519b Iao Vly Rd | Wailuku | HI | 96793 |
| Eco Products Maui | 808-878-6762 | PO Box 906 | Kula | HI | 96790 |
| Gardener Of Eden Landscaping Inc | 808-879-7982 | PO Box 126 | Kihei | HI | 96753 |
| Greentree Landscapes Inc | 808-669-4427 | 120 Ala Hoku Pl | Lahaina | HI | 96761 |
| Hawaii Water Supply Dept Administration | 808-969-1421 | 25 Aupuni St | Hilo | HI | 96720 |
| Hawaii Water Supply Dept Emergency & After Hou | 808-961-3723 | 25 Aupuni St | Hilo | HI | 96720 |
| Hawaii Water Supply Dept Water Micro Lab | 808-961-9220 | 25 Aupuni St | Hilo | HI | 96720 |
| Irrigation Hawaii | 808-247-7777 | 44-547a Kaneohe Bay Dr | Kaneohe | HI | 96744 |
| Irrigation Systems Inc | 808-871-5459 | 65d Wharf St | Kahului | HI | 96732 |
| Irrigation Technology Corp | 808-742-7243 | Poipu Rd | Koloa | HI | 96756 |
| Irrigation Technology Corp | 808-637-5078 | 66079 Kam Hwy | Haleiwa | HI | 96712 |
| Island Watertank Supply | 808-966-5431 | 16-175 Melekahiwa St | Keaau | HI | 96749 |
| Kauai Irrigation Supply | 808-245-2244 | Kuhio Business Cntr | Lihue | HI | 96766 |
| Matsumoto Carl Water Company Inc | 808-325-7228 | 73-4284a Mamalahoa Hwy | Kailua Kona | HI | 96745 |
| Maui Water Supply Board Of Accounting | 808-243-7781 | 200 S High St | Wailuku | HI | 96793 |
| Maui Water Supply Board Of Customer Service St | 808-243-7730 | 200 S High St | Wailuku | HI | 96793 |
| Maui Water Supply Board Of Deputy Director | 808-243-7834 | 200 S High St | Wailuku | HI | 96793 |
| Maui Water Supply Board Of Director | 808-243-7816 | 200 S High St | Wailuku | HI | 96793 |
| Maui Water Supply Board Of Director Fax | 808-243-7951 | 200 S High St | Wailuku | HI | 96793 |
| Maui Water Supply Board Of Engineering | 808-243-7835 | 200 S High St | Wailuku | HI | 96793 |
| Maui Water Supply Board Of Inspectors | 808-243-7340 | 200 S High St | Wailuku | HI | 96793 |
| Maui Water Supply Board Of Personnel | 808-243-7305 | 200 S High St | Wailuku | HI | 96793 |
| Maui Water Supply Board Of Plant Operations-Ka | 808-877-8925 | 200 S High St | Wailuku | HI | 96793 |
| Maui Water Supply Board Of Plant Operations-Ka | 808-243-7550 | 200 S High St | Wailuku | HI | 96793 |
| Maui Water Supply Board Of Plant Operations-Ka | 808-243-7551 | 200 S High St | Wailuku | HI | 96793 |
| Maui Water Supply Board Of Plant Operations-Ka | 808-243-7552 | 200 S High St | Wailuku | HI | 96793 |
| Maui Water Supply Board Of Purchasing | 808-243-7301 | 200 S High St | Wailuku | HI | 96793 |
| Maui Water Supply Board Of Purchasing Fax | 808-243-7833 | 200 S High St | Wailuku | HI | 96793 |
| Maui Water Supply Board Of Water Treatment Pla | 808-579-9264 | 200 S High St | Wailuku | HI | 96793 |
| Maui Water Supply Board Of Water Treatment Pla | 808-243-7380 | 200 S High St | Wailuku | HI | 96793 |
| Miller & Lieb Water Co Inc | 808-965-9882 | Hawaiian Bchs | Pahoa | HI | 96778 |
| Pacific Landscape Corp | 808-676-1099 | 94-547 Ukee St Ste 206 | Waipahu | HI | 96797 |
| Rainbow Landscaping Inc | 808-879-4740 | PO Box 2 | Kihei | HI | 96753 |
| Rainyday Landscaping | 808-885-8018 | PO Box 7137 | Kamuela | HI | 96743 |
| Self Enterprises | 808-929-9752 | 298 Aloha Bl | Naalehu | HI | 96772 |
| Sir Richards Maintenance Enterprises | 808-879-5431 | PO Box 1719 | Kihei | HI | 96753 |
| Wisdom Industries Inc | 808-841-6399 | 719 Moowaa St | Honolulu | HI | 96817 |
