| Rank |
Name |
Year Founded |
Number of Full-time Employees |
| 5 | American Express | 1850 | 40 |
| 7 | Deloitte and Touche LLP | 1895-Firm/1907-Honolulu | 83 |
| 3 | PCL Construction Services, Inc. | 1906 | 50 |
| 6 | Edward Jones | 1922 | 72 |
| 16 | Honolulu Board of Realtors | 1922 | 26 |
| 1 | Grant Thornton LLP | 1924 | 30 |
| 11 | Island Insurance Company, Ltd. | 1939 | 179 |
| 18 | Architects Hawaii Ltd. | 1946 | 96 |
| 8 | Weston Solutions, Inc. | 1957 | 32 |
| 12 | Waikiki Health Center | 1967 | 46 |
| 2 | ALTRES Global Business Services, Inc. | 1969 | 94 |
| 14 | Nishihama and Kishida, CPAs, Inc. | 1973 | 55 |
| 17 | Kahu Malama Nurses, Inc. | 1982 | 22 |
| 13 | Trendwest Resorts Inc. | 1989 | 92 |
| 15 | ProService Hawaii | 1994 | 49 |
| 9 | Hale Ola Kino | 1997 | 24 |
| 10 | The Dunes at Maui Lani Golf Course | 1999 | 34 |
| 19 | Pier Management Hawaii, LLC | 2000 | 86 |
| 4 | Mortgage Alliance | 2001 | 22 |
| 20 | Enterprise Rent A Car Company of Hawaii | for Hawaii-1994; Corporate-1957 | 153 |