HAROLD K L CASTLE FOUNDATION

Follow Message Edit

Founded in 1962, the Harold K.L. Castle Foundation works to build resources for Hawai‘i’s future The Harold K.L. Castle Foundation makes grants to nonprofit organizations (501(c)(3) public charities working in the following strategic priority areas: public education redesign and enhancement, near-shore marine resource conservation, and support of a vibrant community on the windward coast of Oahu.

ICO

996005445

Facebook

X (Twitter)

674

Address

Kailua

Address: 1197 Auloa Road, KailuaWeb: Sign in to see organisation websiteX (Twitter): HaroldKLCastleICO: 996005445

Harold K.L. Castle Foundation - Building resources for Hawaii's future Harold K. L. Castle Foundation Building resources for Hawaii039s future The Harold K. L.

News & Updates XX

From Social media

News about from their social media (Facebook and X).

Paul

So excited to see the Harold K.L. Castle Foundation expanding its efforts in ocean resiliency! Protecting our beautiful shores is so important for future generations! 🌊💙

Like Comment
Joseph

2. What strategies should the Harold K.L. Castle Foundation consider implementing to attract diverse talent for their Senior Program Officer position, especially in the realm of environmental sustainability?

Like Comment
Stacy

Kudos to the foundation for their continued commitment to enhancing education and supporting our communities in Hawaii! Together, we can create a brighter future for our children! 🌺✨

Like Comment
Luke

1. How can the Harold K.L. Castle Foundation leverage its upcoming initiatives to strengthen community engagement in ocean resiliency efforts across Hawaii?

Like Comment
Collected information

Data about organisation

Private Grantmaking Foundations Category

Organisations with similar rank to HAROLD K L CASTLE FOUNDATION in category Private Grantmaking Foundations

872. Shedneck Foundation

We are a non-profit charity supporting Teens & Young Adults with Cancer in Southeast Michigan .

874. Araxine Wilkins Sawyer Foundation Donald H Rose

Event venue for family-friendly entertainment & educational shows completely free to the public.

875. St John the Beloved & St Mary Magdalene Coptic Orthodox Church I

"For where two or three are gathered together in my name, I am there in the midst of them" Matthew 18:20.

More from Private Grantmaking Foundations

Kailua

Organisations from HAROLD K L CASTLE FOUNDATION

21. OUR HAWAII ACTION AKA OUR HAWAII

Building a Hawai’i for all of us, that puts local people and kānaka 'oiwi first — not big money interests.

22. PACIFIC AMERICAN FOUNDATION

Nonprofit in Kaneohe, Oahu, Hawai’i providing culturally relevant educational and conservation ser.

24. Wild Bird Rehab Haven

We are a volunteer-based 501(c)3 non-profit organization dedicated to the rehabilitation of Hawaii's orphaned and injured wild birds.

25. Seagull Schools Inc

At Seagull Schools, we provide affordable, high-quality preschool and childcare programs in a safe le.

More from Kailua

Similar organisations

Similar organisations to HAROLD K L CASTLE FOUNDATION based on mission, location, activites.

The Waipa Foundation

We envision an ahupua'a where the land, resources, and people are healthy, vibrant, and abundant.

More Similar Organisations

Similar Organisations Worldwide

Organisations in the world similar to HAROLD K L CASTLE FOUNDATION.

MAJOR PROJECTS FOUNDATION LTD (au)

The Major Projects Foundation is dedicated to undertaking and supporting marine conservation research, education and action throughout the Pacific.

COAST CONSERVATION ENDOWMENT FUND FOUNDATION (ca)

We're a conservation finance org serving First Nations in the Great Bear Rainforest and Haida Gwaii.

More Similar Organisations Worldwide

Similar social media (674)

Organisations with similar social media impact to HAROLD K L CASTLE FOUNDATION

187469. Discover Norman County Inc

Visit Norman County and experience good old fashined "quality of life".

187470. Be Like the Willow

Comfort through acts of kindness, resources to aid grief & support like-minded organizations.

187472. Our Savior Lutheran Church

Christian preschool-8th grade.

187473. A STEP AHEAD FOUNDATION OF EAST TENNESSEE INC

A Step Ahead Foundation of East Tennessee is a nonprofit providing information, education, and access to birth control for anyone who loves, works pr goes to school in the region.

Similar social media
Join us

Join us and make a difference for the future!

The idea behind Eduo is genius — let the community build and improve profiles of nonprofit organizations worldwide. It creates trust and motivates engagement.

Brooklyn Simmons
Eve

A brilliant resource for anyone who wants to do good more effectively.

Brooklyn Simmons
Kira

What I appreciate most about Eduo is its neutrality and inclusivity. It doesn't push any agenda — just provides tools for people to explore and support what matters to them.

Brooklyn Simmons
Yvette

The idea behind Eduo is genius — let the community build and improve profiles of nonprofit organizations worldwide. It creates trust and motivates engagement.

Brooklyn Simmons
Michelle

Eduo.org is my go-to platform for discovering nonprofit organizations that actually make a difference. The rankings, filters, and country-specific lists make it so easy to explore causes I care about. Brilliant initiative!

Brooklyn Simmons
Jessica

Finally, a platform that brings transparency and accessibility to the nonprofit world. Eduo makes it simple to see who’s doing meaningful work and how to get involved.

Brooklyn Simmons
Stacy
Sign Up

Please fill in your information. Everything is free, we might contact you with updates (but cancel any time!)

Sign in with Google
Or
Collected information

Good News

Jessica 2025-10-23

"Exciting to see Envision Energy taking steps towards a sustainable future by strengthening global collaboration at their first Global Supplier Day! 🌍💚 #Sustainability #GreenTech"

Envision Energy Strengthens Global Collaboration with Its First Global Supplier Day to Build a Secure, Resilient, and Sustainable Supply Chain

StreetInsider.com

Like Comment
Matěj 2025-10-23

Polkadot secures strategic institutional foothold in Europe with Politecnico di Milano partnership

Cointelegraph

Like Comment
Bonnie 2025-10-23

Teen Band's Original Single "Dad's Yapping" Released Globally, Using Music to Humorously Bridge the Generation Gap

Barchart.com

Like Comment