Nonprofits in Hawaii
Nonprofits in Hawaii. Browse 10,902 public nonprofit profiles. Review organization identities, available filing years, and their complete CharitySense profiles.
Location refers to headquarters recorded in public sources, not an organization’s service area. Classification describes its reported category and does not assess its effectiveness.
Nonprofit profiles
- Ohanalanaorg
EIN 853876013 · Headquarters: Waipahu, HI, US · Human Services · Latest available filing year: 2021 · Primary form: IRS Form 990-N
- Ohara School Honolulu Chapter
EIN 990292810 · Headquarters: HONOLULU, HI, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Ohia Legacy Initiative
EIN 465739954 · Headquarters: Honolulu, HI, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Ohia Productions Inc
EIN 990319871 · Headquarters: MILILANI, HI, USA · Arts, Culture & Humanities · Latest available filing year: 2017 · Primary form: IRS Form 990
- Ohina Labs
EIN 334329067 · Headquarters: Kaneohe, HI, US · Arts, Culture & Humanities · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Ohio State University Alumni Association Inc
EIN 383756273 · Headquarters: Kailua, HI, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N
- Ohu Ohu Koolau Inc
EIN 203039461 · Headquarters: PEARL CITY, HI, USA · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990
- Ohuokalani Charitable Foundation
EIN 990345409 · Headquarters: AIEA, HI, USA · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2024 · Primary form: IRS Form 990-PF
- Oia Track & Field Officials
EIN 320501396 · Headquarters: Honolulu, HI, US · Recreation & Sports · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Oikonos - Ecosystem Knowledge
EIN 030385067 · Headquarters: KAILUA, HI, USA · Science & Technology · Latest available filing year: 2024 · Primary form: IRS Form 990
- Oiwi Lokahi O Ka Mokupuni O Keawe
EIN 311778602 · Headquarters: KAMUELA, HI, US · Housing & Shelter · Latest available filing year: 2023 · Primary form: IRS Form 990-N
- Oiwi Works
EIN 842272148 · Headquarters: AIEA, HI, US · Employment · Latest available filing year: 2024 · Primary form: IRS Form 990-N
- Ojito
EIN 414286679 · Headquarters: Honolulu, HI, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N
- Okinawa Minyo Kyokai Hawaii
EIN 452866806 · Headquarters: KANEOHE, HI, US · Arts, Culture & Humanities · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Ola Ipa
EIN 873766733 · Headquarters: PAHOA, HI, US · Education · Latest available filing year: 2023 · Primary form: IRS Form 990-N
- Ola Nui
EIN 205641428 · Headquarters: HONOLULU, HI, USA · Unknown & Unclassified · Latest available filing year: 2016 · Primary form: IRS Form 990
- Olam House
EIN 820750492 · Headquarters: Kapolei, HI, US · Human Services · Latest available filing year: 2017 · Primary form: IRS Form 990-N
- Olanur
EIN 201804240 · Headquarters: Lahaina, HI, US · International, Foreign Affairs & National Security · Latest available filing year: 2023 · Primary form: IRS Form 990-N
- Olapono
EIN 853025920 · Headquarters: KOLOA, HI, USA · Food, Agriculture & Nutrition · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ
- Olca Agri-cultural Center
EIN 844691451 · Headquarters: Hilo, HI, US · Recreation & Sports · Latest available filing year: 2019 · Primary form: IRS Form 990-N
- Old Town Moiliili Business Association
EIN 010629563 · Headquarters: HONOLULU, HI, US · Community Improvement & Capacity Building · Latest available filing year: 2014 · Primary form: IRS Form 990-N
- Old Vineyard Street Residents' Association Inc
EIN 990191962 · Headquarters: HONOLULU, HI, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990
- Olelo Christian Academy
EIN 300054855 · Headquarters: LIHUE, HI, USA · Education · Latest available filing year: 2024 · Primary form: IRS Form 990
- Olelo O Keola Canoe Club
EIN 273390970 · Headquarters: HONOLULU, HI, US · Unknown & Unclassified · Latest available filing year: 2011 · Primary form: IRS Form 990-N
- Olive Baptist Church
EIN 770626856 · Headquarters: Honolulu, HI, US · Unknown & Unclassified · Latest available filing year: 2021 · Primary form: IRS Form 990-N
- Olliephonic Horns Inc
EIN 943269750 · Headquarters: Kamuela, HI, US · Arts, Culture & Humanities · Latest available filing year: 2014 · Primary form: IRS Form 990-N
- Olohana Foundation
EIN 262989826 · Headquarters: Paauilo, HI, USA · Human Services · Latest available filing year: 2024 · Primary form: IRS Form 990
- Olomea Inc
EIN 454175924 · Headquarters: Honolulu, HI, US · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2012 · Primary form: IRS Form 990-N
- Olowalu Cat Foundation
EIN 932993555 · Headquarters: Lahaina, HI, US · Animal Related · Latest available filing year: 2023 · Primary form: IRS Form 990-N
- Olowalu Cultural Reserve
EIN 311677362 · Headquarters: Wailuku, HI, US · Arts, Culture & Humanities · Latest available filing year: 2019 · Primary form: IRS Form 990-N
- Olympia Camp Abilities Pc
EIN 813697502 · Headquarters: Kapaa, HI, US · Recreation & Sports · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Omega Team of Hawaii Inc
EIN 273674571 · Headquarters: Aiea, HI, US · Education · Latest available filing year: 2013 · Primary form: IRS Form 990-N
- Omf Corp
EIN 134271025 · Headquarters: Honolulu, HI, US · Community Improvement & Capacity Building · Latest available filing year: 2011 · Primary form: IRS Form 990-N
- Omnipresent Corporation
EIN 834045572 · Headquarters: Honolulu, HI, USA · Religion Related · Latest available filing year: 2025 · Primary form: IRS Form 990-PF
- Omotesenke Domonkai Hawaii
EIN 943258704 · Headquarters: Honolulu, HI, US · Arts, Culture & Humanities · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- On Target Inc
EIN 453544322 · Headquarters: Holualoa, HI, US · Community Improvement & Capacity Building · Latest available filing year: 2023 · Primary form: IRS Form 990-N
- On the Edge Global Ministries Inc
EIN 461670548 · Headquarters: Kapaa, HI, US · Religion Related · Latest available filing year: 2013 · Primary form: IRS Form 990-N
- On Tong Tung Heong Society
EIN 311702858 · Headquarters: HONOLULU, HI, USA · Community Improvement & Capacity Building · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ
- One Degree Forward Inc
EIN 452556756 · Headquarters: MAKAWAO, HI, US · International, Foreign Affairs & National Security · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- One Hope International
EIN 273485008 · Headquarters: HONOLULU, HI, USA · Religion Related · Latest available filing year: 2024 · Primary form: IRS Form 990
- One in Christ Crusade
EIN 954572139 · Headquarters: MILILANI, HI, US · Religion Related · Latest available filing year: 2014 · Primary form: IRS Form 990-N
- One Kalakaua Senior Living Foundation
EIN 990356906 · Headquarters: HONOLULU, HI, US · Housing & Shelter · Latest available filing year: 2017 · Primary form: IRS Form 990-N
- One Life Saved Ministries
EIN 850647791 · Headquarters: Wahiawa, HI, US · Religion Related · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- One Life to Give
EIN 814101340 · Headquarters: KOLOA, HI, USA · Human Services · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ
- One Love Skate
EIN 471950400 · Headquarters: KULA, HI, USA · Religion Related · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ
- One Mission Center
EIN 990353134 · Headquarters: Pearl City, HI, USA · Religion Related · Latest available filing year: 2019 · Primary form: IRS Form 990
- One Ninety Nine Initiative
EIN 465109088 · Headquarters: KAILUA, HI, US · Community Improvement & Capacity Building · Latest available filing year: 2023 · Primary form: IRS Form 990-N
- One Ohana Creators
EIN 332146370 · Headquarters: Honolulu, HI, US · Arts, Culture & Humanities · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- One Stop Center for Micronesians on Hawaii Island
EIN 872411742 · Headquarters: HILO, HI, US · Human Services · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- One Up Hi
EIN 932735468 · Headquarters: Kapolei, HI, US · Youth Development · Latest available filing year: 2022 · Primary form: IRS Form 990-N
- One Village Project
EIN 813327685 · Headquarters: KAPAAU, HI, USA · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990
- One World for Good Inc
EIN 320242914 · Headquarters: Honolulu, HI, US · Unknown & Unclassified · Latest available filing year: 2016 · Primary form: IRS Form 990-N
- One-tonga Foundation
EIN 392481978 · Headquarters: Honolulu, HI, US · Arts, Culture & Humanities · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Oneness Research Center Inc
EIN 990329454 · Headquarters: Haiku, HI, US · Social Science · Latest available filing year: 2007 · Primary form: IRS Form 990-N
- Onewild Inc
EIN 881779587 · Headquarters: PRINCEVILLE, HI, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Onex3
EIN 332528109 · Headquarters: Mililani, HI, US · Religion Related · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Oni Foundation Inc
EIN 932173175 · Headquarters: Wailuku, HI, USA · Arts, Culture & Humanities · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ
- Onipaa Na Kupuna O Waimanalo Association
EIN 263387875 · Headquarters: Waimanalo, HI, US · Education · Latest available filing year: 2012 · Primary form: IRS Form 990-N
- Onipaa Tenants Association
EIN 990314126 · Headquarters: Mount Maunaloa, HI, US · Housing & Shelter · Latest available filing year: 2013 · Primary form: IRS Form 990-N
- Onizuka Memorial Committee
EIN 990246531 · Headquarters: Kailua Kona, HI, US · Arts, Culture & Humanities · Latest available filing year: 2024 · Primary form: IRS Form 990-N
- Ono Seeds
EIN 813880130 · Headquarters: Hakalau, HI, US · Food, Agriculture & Nutrition · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Onomea Land Stewards
EIN 471792882 · Headquarters: Hakalau, HI, US · Community Improvement & Capacity Building · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Onomilu
EIN 331678613 · Headquarters: KALAHEO, HI, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Opat Outcomes Registry
EIN 911532096 · Headquarters: HONOLULU, HI, USA · Health Care · Latest available filing year: 2016 · Primary form: IRS Form 990-EZ
- Open Alternatives
EIN 472596539 · Headquarters: hanapepe, HI, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N
- Open Art International
EIN 943125748 · Headquarters: WAIMANALO, HI, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ
- Open Door Christian Ministries
EIN 261843286 · Headquarters: HONOLULU, HI, US · Religion Related · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Open Minded Yoga
EIN 934891185 · Headquarters: Honolulu, HI, US · Human Services · Latest available filing year: 2024 · Primary form: IRS Form 990-N
- Open Source Learning
EIN 270872522 · Headquarters: Kapaa, HI, US · Education · Latest available filing year: 2012 · Primary form: IRS Form 990-N
- Opera Maui
EIN 471571156 · Headquarters: Kahului, HI, US · Arts, Culture & Humanities · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Operating Infinity
EIN 800625654 · Headquarters: Honolulu, HI, US · Education · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Operation Kokua
EIN 463431061 · Headquarters: Honolulu, HI, US · International, Foreign Affairs & National Security · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Operative Plasterers & Cement Masons International Association Local #630
EIN 990089632 · Headquarters: HONOLULU, HI, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990
- Ophelia Christian Academy
EIN 882209116 · Headquarters: Waipahu, HI, USA · Human Services · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ
- Opportunities and Resources Inc
EIN 990197500 · Headquarters: WAHIAWA, HI, USA · Human Services · Latest available filing year: 2024 · Primary form: IRS Form 990
- Opti Academy
EIN 852973703 · Headquarters: Honolulu, HI, US · Education · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Optimum Living Alliance
EIN 204471467 · Headquarters: Haiku, HI, US · Environment · Latest available filing year: 2014 · Primary form: IRS Form 990-N
- Opu Waialua Corp
EIN 874709530 · Headquarters: HONOLULU, HI, USA · Public & Societal Benefit · Latest available filing year: 2024 · Primary form: IRS Form 990
- Opus808
EIN 205748308 · Headquarters: Honolulu, HI, US · Arts, Culture & Humanities · Latest available filing year: 2020 · Primary form: IRS Form 990-N
- Opyn Mynd
EIN 920415285 · Headquarters: HONOLULU, HI, USA · Education · Latest available filing year: 2025 · Primary form: IRS Form 990-PF
- Orchid Growers of Hawaii
EIN 990317932 · Headquarters: Hilo, HI, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ
- Orchid Isle Dog Agility
EIN 205650698 · Headquarters: Hilo, HI, US · Animal Related · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Orchid Isle Eventing
EIN 822454887 · Headquarters: Hilo, HI, US · Recreation & Sports · Latest available filing year: 2017 · Primary form: IRS Form 990-N
- Orchid Society of Manoa
EIN 611960954 · Headquarters: Honolulu, HI, US · Education · Latest available filing year: 2021 · Primary form: IRS Form 990-N
- Orchidland Community Association
EIN 990186028 · Headquarters: HILO, HI, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990
- Orchidland Neighbors
EIN 473459597 · Headquarters: Keaau, HI, US · Housing & Shelter · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Order of the Eastern Star Harmony Chapter 4
EIN 990084961 · Headquarters: EWA BEACH, HI, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990
- Order of the Mystic Eye the Sons and Daughters of Avalon
EIN 300527353 · Headquarters: HONOLULU, HI, US · Religion Related · Latest available filing year: 2009 · Primary form: IRS Form 990-N
- Order of the Phoenix
EIN 263175429 · Headquarters: Honolulu, HI, US · Recreation & Sports · Latest available filing year: 2024 · Primary form: IRS Form 990-N
- Oreos Aloha Farm Sanctuary
EIN 562305871 · Headquarters: Pepeekeo, HI, US · Animal Related · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Organ Transplant Maui
EIN 473299659 · Headquarters: Pukalani, HI, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Organization for International Artists
EIN 990208047 · Headquarters: Hanalei, HI, US · Arts, Culture & Humanities · Latest available filing year: 2024 · Primary form: IRS Form 990-N
- Organization for the Support of Albanias Abandoned Babies
EIN 841418201 · Headquarters: KAILUA KONA, HI, US · International, Foreign Affairs & National Security · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Organization of Chinese American Women
EIN 521659137 · Headquarters: Honolulu, HI, US · Arts, Culture & Humanities · Latest available filing year: 2009 · Primary form: IRS Form 990-N
- Organization of Chinese-americans Inc
EIN 990285851 · Headquarters: HONOLULU, HI, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N
- Organization of Kalalau Karetakers
EIN 990243381 · Headquarters: hanalei, HI, US · Human Services · Latest available filing year: 2007 · Primary form: IRS Form 990-N
- Organization of Women Leaders
EIN 810672798 · Headquarters: Honolulu, HI, US · Community Improvement & Capacity Building · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Ori Anuenue Hale Inc
EIN 990311397 · Headquarters: WAHIAWA, HI, USA · Human Services · Latest available filing year: 2024 · Primary form: IRS Form 990
- Orison Inc
EIN 300808676 · Headquarters: Waianae, HI, US · Religion Related · Latest available filing year: 2022 · Primary form: IRS Form 990-N
- Orlando H Lyman Char Trust Co-tr
EIN 996043763 · Headquarters: HONOLULU, HI, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-PF