Diamond Head Theatre logo

Diamond Head Theatre

Public charity · Grantmaker Honolulu, HI EIN: 99-0073495 Website
Arts and culturePerforming artsTheater

Established in 1915, Diamond Head Theatre is the broadway of the pacific, producing the best live community theatre entertainment and advancing the theatre arts through education in Hawaii.

Diamond Head Theatre at a glance

Total assets
$34,541,877
+2.6% vs 2024
Revenue (2025)
$4,410,751
+16.1% vs 2024
Net investment income (2025)
$333,829
+14.6% vs 2024
Expenses (2025)
$3,989,008
+9.2% vs 2024
Latest 990 filing
Form 990, 2025 View filing

Data from IRS Form 990, 2025; updated September 2026.

How to apply to Diamond Head Theatre

Who Diamond Head Theatre funds

How this funder distributes its grants

Grant Size Distribution

1 grant across all recorded years

1<$50K$50–100K$100–250K$250–500K$500K–1M$1–5M$5M+

The most common grant size was under $50K: 1 grant of 1 (100%).

Geographic Focus

Where this funder awards grants

Grant Distribution by State

1state

States

Cities

Honolulu

Giving History

Giving Over Time

Total grant dollars and number of grants per year

$0$10K$20K$30K0 grants2019 0 grants2020 0 grants2021 0 grants2022 0 grants2023 1 grant2024 0 grants2025

In 2024 it made 1 grant totaling $20K.

Grants by year

Grant recipients and amounts by year

RecipientPurposeAmount
Hawaii Community Foundation Honolulu, HIProvide financial resources to support immediate and long-term recovery needs for the people and places affected by the maui wildfires.$20,011
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Financial History

Multi-year comparison from IRS filings

Figures from IRS filings, by filing year
Filing yearTotal AssetsRevenueExpensesGrants paidGrantsNet Investment Income
2025$34,541,877$4,410,751$3,989,008——$333,829
2024$33,671,433$3,799,195$3,653,607$20,0111$291,303
2023$34,077,964$8,614,542$3,111,290——$37,045
2022$28,119,332$4,764,268$2,315,761——$25,409
2021$24,069,387$5,454,603$1,760,611——$8,486
2020$18,867,436$4,569,476$2,084,839——$99,660
2019$17,512,763$5,762,803$2,748,034——$176,630

About Diamond Head Theatre

Based on IRS filings

Diamond Head Theatre is a public charity focused on Arts and culture, based in Honolulu, HI. IRS filing data is available from 2019 through 2025. As of 2025, the organization holds $34.5M in total assets. Net investment income was $334K.

Focus Areas

Arts and culturePerforming artsTheater

Leadership & Key People

Officers and directors from IRS filings

Diamond Head Theatre is led by Trevor Tamashiro, Executive Director since 2025 (on filings since 2023); 1 of 40 officers listed in 2025 is compensated.

Officers on the 2025 filing

  • Trevor Tamashiro

    Executive Director

    Executive Director A & O → Executive Director, 2025

    On filings since 2023

    45 hrs/week

    $102K (2024) → $133K (2025)

  • Colin Miwa

    Chair

    Vice Chair → Chair-Elect, 2022

    Chair-Elect → Chair, 2023

    On filings since 2019

    1 hr/week

    No compensation reported

  • Carolyn A. Berry Wilson

    Director

    On filings since 2019

    1 hr/week

    No compensation reported

  • Daniel Chun

    Director

    Secretary → Director, 2021

    On filings since 2019

    1 hr/week

    No compensation reported

  • David Okabe

    Director

    Chair → Immediate Past Chair, 2021

    Immediate Past Chair → Director, 2023

    On filings since 2019

    1 hr/week

    No compensation reported

  • Dean Shigemura

    Director

    On filings since 2019

    1 hr/week

    No compensation reported

  • Dennis Francis

    Director

    On filings since 2019

    1 hr/week

    No compensation reported

  • Indru Watumull

    Director

    On filings since 2019

    1 hr/week

    No compensation reported

  • Jennifer Tanabe

    Director

    On filings since 2019

    1 hr/week

    No compensation reported

  • John Magauran M. D.

    Director

    On filings since 2019

    1 hr/week

    No compensation reported

  • Kay Hampton

    Director

    On filings since 2019

    1 hr/week

    No compensation reported

  • Kelly Sanders

    Director

    On filings since 2019

    1 hr/week

    No compensation reported

  • Laurence Paxton

    Director

    On filings since 2019

    1 hr/week

    No compensation reported

  • Mariko Lyons

    Director

    On filings since 2019

    1 hr/week

    No compensation reported

  • Nigel Pentland

    Director

    On filings since 2019

    1 hr/week

    No compensation reported

  • Rick Ching

    Director

    On filings since 2019

    1 hr/week

    No compensation reported

  • Sharen Wago

    Director

    On filings since 2019

    1 hr/week

    No compensation reported

  • Sidney C. L. Char

    Director

    On filings since 2019

    1 hr/week

    No compensation reported

  • Susan Eichor

    Director

    On filings since 2019

    1 hr/week

    No compensation reported

  • Todd Iacovelli

    Director

    On filings since 2019

    1 hr/week

    No compensation reported

  • Uson Y. Ewart

    Director

    On filings since 2019

    1 hr/week

    No compensation reported

  • Vernon Wong

    Director

    On filings since 2019

    1 hr/week

    No compensation reported

  • Wendell J. Wo

    Director

    On filings since 2019

    1 hr/week

    No compensation reported

  • Catherine Camp

    Director

    On filings since 2022

    1 hr/week

    No compensation reported

  • Randy Harris

    Director

    On filings since 2022

    1 hr/week

    No compensation reported

  • Jennifer Diesman

    Director

    On filings since 2023

    1 hr/week

    No compensation reported

  • Mark Wong

    Director

    On filings since 2023

    1 hr/week

    No compensation reported

  • Paul Saito

    Director

    On filings since 2023

    1 hr/week

    No compensation reported

  • Richard Rand

    Director

    On filings since 2023

    1 hr/week

    No compensation reported

  • Travis Tanaka

    Director

    On filings since 2023

    1 hr/week

    No compensation reported

  • Candes Meijide Gentry

    Director

    On filings since 2024

    1 hr/week

    No compensation reported

  • Karyn Okada

    Director

    On filings since 2024

    1 hr/week

    No compensation reported

  • Kathleen Lin-Hurtubise

    Director

    On filings since 2024

    1 hr/week

    No compensation reported

  • Wayne Chi

    Director

    On filings since 2024

    1 hr/week

    No compensation reported

  • Elisia Flores

    Vice Chair

    On filings since 2019

    1 hr/week

    No compensation reported

  • Gabe Lee

    Secretary & Treasurer

    Treasurer → Secretary & Treasurer, 2022

    On filings since 2019

    1 hr/week

    No compensation reported

  • Mike Ching

    Vice Chair

    Director → Vice Chair, 2021

    On filings since 2019

    1 hr/week

    No compensation reported

  • Rick Chong

    Immediate Past Chair

    Immediate Past Chair → Chair, 2021

    Chair → Immediate Past Chair, 2023

    On filings since 2019

    1 hr/week

    No compensation reported

  • Trevor Bracher

    Vice Chair

    Director → Vice Chair, 2023

    On filings since 2019

    1 hr/week

    No compensation reported

  • Matthew Pennaz

    Vice Chair

    Director → Vice Chair, 2023

    On filings since 2020

    1 hr/week

    No compensation reported

Former officers (22)
  • Former: Geraldine Dray (2019–2024) — Immediate Past Executive Director
  • Former: Edward J. Gerard (2019–2022) — Vice Chair
  • Former: Lloyd Chaffin (2019–2022) — Director
  • Former: Paul I. Deville (2019–2022) — Director
  • Former: Jackie Murai-Pedersen (2020–2022) — Director
  • Former: John Matsumoto (2019–2021) — Director
  • Former: Leslie Campaniano (2019–2021) — Director
  • Former: Linda Ahlers (2019–2021) — Director
  • Former: Liz Stone (2020–2021) — Director
  • Former: Bob Peterson MD (2019–2020) — Director
  • Former: Tiffany Richardson (2020) — Director
  • Former: Denis Isono (2019) — Director
  • Former: Jeanette Magoon (2019) — Director
  • Former: Jerry Lynch (2019) — Director
  • Former: Joan S. Bellinger (2019) — Director
  • Former: Kitty Yannone (2019) — Director
  • Former: Larry Adams (2019) — Director
  • Former: Lea W. Almanza (2019) — Director
  • Former: Malindi Fickle (2019) — Director
  • Former: Paul Tremaine (2019) — Director
  • Former: Renee Hampton (2019) — Director
  • Former: Sharon S. McPhee (2019) — Director

Data from IRS Form 990 filings, 2019–2025. "On filings since" is the earliest filing we hold that lists the person; hours are average hours per week as reported.

Compensation Overview

From 2025 IRS filing

Trevor Tamashiro — Executive Director: $133KTrevor TamashiroExecutive Director$133K

The highest reported compensation on the 2025 filing was $133K, to Trevor Tamashiro (Executive Director).

Frequently asked questions about Diamond Head Theatre

How large is Diamond Head Theatre?

Diamond Head Theatre reported $34.5M in total assets on its 2025 IRS Form 990. Its revenue that year was $4.4M.

What is Diamond Head Theatre?

Diamond Head Theatre is a public charity focused on Arts and culture, based in Honolulu, HI. It holds $34.5M in total assets as of 2025.

Where does Diamond Head Theatre operate?

Diamond Head Theatre has awarded grants in Hawaii.

What is Diamond Head Theatre's EIN?

Diamond Head Theatre's EIN (Employer Identification Number) is 99-0073495. IRS Form 990 filing data is available on this page for 2019–2025.

Data last updated September 2026. Sourced from IRS Form 990 filings.

Data update history

(3)

When this profile's IRS filing data changed on Grantable

  1. Added Form 990 for fiscal year 2019 (received by the IRS June 8, 2020)
  2. Added Form 990 for fiscal year 2025 (received by the IRS July 15, 2026)
  3. IRS filings on file for fiscal years 2020–2024

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The filing figures on this page are open data under CC BY 4.0. About GrantGraph Open

Figures come from Diamond Head Theatre's IRS filings (methodology). AI-written summaries, news items and logos are not covered by the open licence. Spot an error? Email hello@grantable.co.

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