Macnaughton Foundation | Foundation Profile

GrantBay analyzes IRS Form 990-PF data to help grant seekers find fit funders like Macnaughton Foundation. Data shown is extracted from Form 990-PF filings.

EIN: 81-3963258

Foundation Overview

Based in Honolulu, HI, Macnaughton Foundation has awarded 152 grants totaling $2,154,471 to organizations in Hawaii, Iowa and 7 other states across the US. Individual grants range from $100 to $600,000, with a median award of $5,000.

Latest Tax Year
2024
Total Giving (all years)
$2,154,471
Total Assets
$654,417
Median Grant (all grants)
$5,000

Latest Form 990-PF Snapshot

Total Grants
16
Median Grant
$3,850
% Median Grant Decline
-23% (vs previous year)
Data extracted from IRS Form 990-PF filings. Last filing year: February 2026

Foundation Intelligence

Advanced analytics and strategic insights to help nonprofit organizations assess grant opportunities and optimize their application strategies

New Applicant Friendliness
Relationship-Focused: 25%

4 of 16 recipients (25%) were new grantees. Foundation strongly favors organizations with proven track records. New partnerships develop slowly over time.

Geographic Focus
Hawaii

73% of all grants are concentrated in Hawaii, demonstrating highly focused geographic giving. This foundation prioritizes deep community impact in its primary service area. Within Hawaii, funding concentrates in Honolulu (83%), Ewa Beach (6%), Haleiwa (5%).

Funding Trajectory
-88%

Declining funding trend with 88% decrease over 4 years may indicate reduced grant opportunities or shifting foundation priorities. This trajectory suggests more competitive application environment.

Program Areas
Community Projects + 3 others

Diversified giving across multiple program areas with primary emphasis on community projects (42%). This broad approach suggests openness to various causes and innovative cross-sector solutions.

Where is The Money Going?

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Grants & Funding

Analyzing past grantees provides valuable insights into Macnaughton Foundation's funding preferences, organizational priorities, and grant making patterns. This historical data helps potential applicants understand the foundation's strategic focus and identify successful funding approaches.

Name Amount Location Purpose Year
Colorado College $20,000 Colorado Springs, CO, US Education 2024
Teach For America - Hawaii $10,000 Honolulu, HI, US Education 2024
St Andrews Schools $3,000 Honolulu, HI, US Education 2024
Hawaiian Humane Society $250 Honolulu, HI, US Community Support & Strengthening 2024
50can Inc $5,000 Washington, DC, US Community Support & Strengthening 2024
Aloha United Way $5,000 Honolulu, HI, US Community Support & Strengthening 2024
Ywca $3,700 Washington, DC, US Community Support & Strengthening 2024
Montessori Community School $515 Honolulu, HI, US Education 2024
Easter Seals $1,500 Honolulu, HI, US Health Care 2024
Kupu $20,000 Honolulu, HI, US Community Support & Strengthening 2024
Ohsu Foundation $4,000 Portland, OR, US Education 2024
Pha Inc $2,500 Honolulu, HI, US Community Support & Strengthening 2024
Kapiolani Health Foundation $5,500 Honolulu, HI, US Health Care 2024
Straub Foundation $25,000 Honolulu, HI, US Health Care 2024
Chamber Of Commerce Hawaii $2,000 Honolulu, HI, US Education 2024
The Outdoor Circle $2,500 Honolulu, HI, US Environment And Sustainability 2024
American Red Cross Of Hawaii $5,000 Honolulu, HI, US Health Care 2023
Colorado College $20,000 Colorado Springs, CO, US Education 2023
Teach For America - Hawaii $10,000 New York, NY, US Education 2023
St Andrew's Schools $3,000 Honolulu, HI, US Education 2023
The Nature Conservancy $5,000 Arlington, VA, US Environment And Sustainability 2023
Hawaii Contemporary $10,000 Honolulu, HI, US Community Support & Strengthening 2023
Child & Family Service $5,000 Ewa Beach, HI, US Community Support & Strengthening 2023
American Red Cross Hawaii Chapter $25,000 Honolulu, HI, US Community Support & Strengthening 2023
Hawaii Community Foundation $25,000 Honolulu, HI, US Community Support & Strengthening 2023
Gift Foundation Of Hawaii $4,800 Honolulu, HI, US Community Support & Strengthening 2023
Hawaiian Humane Society $3,250 Honolulu, HI, US Community Support & Strengthening 2023
Housing Hawaii's Future $12,500 Honolulu, HI, US Community Support & Strengthening 2023
Mana Up Foundation $10,000 Honolulu, HI, US Community Support & Strengthening 2023
50can Inc $5,000 Washington, DC, US Community Support & Strengthening 2023
Aloha United Way $5,000 Honolulu, HI, US Community Support & Strengthening 2023
Hawaii Surfing Association World Team $1,000 Haleiwa, HI, US Host Culture Iniatives 2023
Ywca $3,500 Washington, DC, US Community Support & Strengthening 2023
Montessori Community School $150 Honolulu, HI, US Education 2023
Easter Seals $1,500 Honolulu, HI, US Health Care 2023
Access Surf Hawaii Inc $250 Honolulu, HI, US Host Culture Iniatives 2023
Hoola Na Pua $250 Honolulu, HI, US Community Support & Strengthening 2023
Kupu $250 Honolulu, HI, US Community Support & Strengthening 2023
Ohsu Foundation $4,000 Portland, OR, US Education 2023
Girl Scouts Of Hawaii $3,500 Honolulu, HI, US Community Support & Strengthening 2022
Intersection For The Arts $10,000 San Francisco, CA, US The Arts 2022
From The Heart Productions Inc $10,000 Oxnard, CA, US Environment & Sustainability 2022
American Red Cross Of Hawaii $15,000 Honolulu, HI, US Health Care 2022
Assets School $10,000 Honolulu, HI, US Education 2022
American Lung Association $5,000 New York, NY, US Health Care 2022
Teach For America - Hawaii $12,500 New York, NY, US Education 2022
Hawaii Surfing Association World Team $10,000 Haleiwa, HI, US Community Support & Strengthening 2022
Hawaii Appleseed $3,000 Honolulu, HI, US Community Support & Strengthening 2022
Hoiwai Fund $2,500 Honolulu, HI, US Community Support & Strengthening 2022
United States Veterans Initiative (Us Vets) $100,000 Los Angeles, CA, US Community Support & Strengthening 2022
Hoola Na Pua $5,000 Honolulu, HI, US Community Support & Strengthening 2022
Residential Youth Services & Empowerment-ryse $3,000 Honolulu, HI, US Community Support & Strengthening 2022
Special Olympics Hawaii $10,000 Ewa Beach, HI, US Community Support & Strengthening 2022
Housing Hawaii's Future $12,500 Kailua, HI, US Community Support & Strengthening 2022
Aloha United Way $16,080 Honolulu, HI, US Community Support & Strengthening 2022
Montessori Community School $200 Honolulu, HI, US Education 2022
Ohsu Foundation $1,000 Portland, OR, US Education 2022
Ywca $2,500 Washington, DC, US Community Support & Strengthening 2022
University Of Hawaii Foundation $2,000 Honolulu, HI, US Education 2022
Girl Scouts Of Hawaii $3,500 Honolulu, HI, US Community Support & Strengthening 2022
Intersection For The Arts $10,000 San Francisco, CA, US The Arts 2022
From The Heart Productions Inc $10,000 Oxnard, CA, US Environment & Sustainability 2022
American Red Cross Of Hawaii $15,000 Honolulu, HI, US Health Care 2022
Assets School $10,000 Honolulu, HI, US Education 2022
American Lung Association $5,000 New York, NY, US Health Care 2022
Teach For America - Hawaii $12,500 New York, NY, US Education 2022
Hawaii Surfing Association World Team $10,000 Haleiwa, HI, US Community Support & Strengthening 2022
Hawaii Appleseed $3,000 Honolulu, HI, US Community Support & Strengthening 2022
Hoiwai Fund $2,500 Honolulu, HI, US Community Support & Strengthening 2022
United States Veterans Initiative (Us Vets) $100,000 Los Angeles, CA, US Community Support & Strengthening 2022
Hoola Na Pua $5,000 Honolulu, HI, US Community Support & Strengthening 2022
Residential Youth Services & Empowerment-ryse $3,000 Honolulu, HI, US Community Support & Strengthening 2022
Special Olympics Hawaii $10,000 Ewa Beach, HI, US Community Support & Strengthening 2022
Housing Hawaii's Future $12,500 Kailua, HI, US Community Support & Strengthening 2022
Aloha United Way $16,080 Honolulu, HI, US Community Support & Strengthening 2022
Montessori Community School $200 Honolulu, HI, US Education 2022
Ohsu Foundation $1,000 Portland, OR, US Education 2022
Ywca $2,500 Washington, DC, US Community Support & Strengthening 2022
University Of Hawaii Foundation $2,000 Honolulu, HI, US Education 2022
Girl Scouts Of Hawaii $3,500 Honolulu, HI, US Community Support & Strengthening 2022
Intersection For The Arts $10,000 San Francisco, CA, US The Arts 2022
From The Heart Productions Inc $10,000 Oxnard, CA, US Environment & Sustainability 2022
American Red Cross Of Hawaii $15,000 Honolulu, HI, US Health Care 2022
Assets School $10,000 Honolulu, HI, US Education 2022
American Lung Association $5,000 New York, NY, US Health Care 2022
Teach For America - Hawaii $12,500 New York, NY, US Education 2022
Hawaii Surfing Association World Team $10,000 Haleiwa, HI, US Community Support & Strengthening 2022
Hawaii Appleseed $3,000 Honolulu, HI, US Community Support & Strengthening 2022
Hoiwai Fund $2,500 Honolulu, HI, US Community Support & Strengthening 2022
United States Veterans Initiative (Us Vets) $100,000 Los Angeles, CA, US Community Support & Strengthening 2022
Hoola Na Pua $5,000 Honolulu, HI, US Community Support & Strengthening 2022
Residential Youth Services & Empowerment-ryse $3,000 Honolulu, HI, US Community Support & Strengthening 2022
Special Olympics Hawaii $10,000 Ewa Beach, HI, US Community Support & Strengthening 2022
Housing Hawaii's Future $12,500 Kailua, HI, US Community Support & Strengthening 2022
Aloha United Way $16,080 Honolulu, HI, US Community Support & Strengthening 2022
Montessori Community School $200 Honolulu, HI, US Education 2022
Ohsu Foundation $1,000 Portland, OR, US Education 2022
Ywca $2,500 Washington, DC, US Community Support & Strengthening 2022
University Of Hawaii Foundation $2,000 Honolulu, HI, US Education 2022
Hoola Na Pua $18,000 Honolulu, HI, US Community Support & Strengthening 2021
Kapiolani Health Foundation $16,000 Honolulu, HI, US Health Care 2021
American Red Cross $15,000 Boone, IA, US Community Support & Strengthening 2021
American Lung Association $2,500 Chicago, IL, US Health Care 2021
Assets School $10,000 Honolulu, HI, US Education 2021
St Andrew's School $3,000 Honolulu, HI, US Education 2021
After School All Stars Hawaii $3,500 Honolulu, HI, US Community Support & Strengthening 2021
Ymca Of Honolulu $10,000 Honolulu, HI, US Community Support & Strengthening 2021
Us Vets $100,000 Los Angeles, CA, US Community Support & Strengthening 2021
Gift Foundation Of Hawaii $8,000 Honolulu, HI, US Community Support & Strengthening 2021
Ywca $6,000 Hilo, HI, US Community Support & Strengthening 2021
The Nature Conservancy $15,000 Arlington, VA, US Environment & Sustainability 2021
Colorado College $20,000 Colorado Springs, CO, US Environment & Sustainability 2021
Montessori Community School $200 Honolulu, HI, US Education 2021
50can Inc $2,500 Washington, DC, US Community Support & Strengthening 2021
Punahou School $2,500 Honolulu, HI, US Education 2021
Child & Family Service $2,500 Ewa Beach, HI, US Community Support & Strengthening 2021
Hunakai Park Association $1,000 Honolulu, HI, US Community Support & Strengthening 2021
Hawaii Foodbank $1,026 Honolulu, HI, US Community Support & Strengthening 2021
Kcaa Preschools Of Hawaii $1,000 Honolulu, HI, US Education 2021
University Of California San Diego Foundation $1,000 La Jolla, CA, US Education 2021
Boys & Girls Club - Hawaii $1,000 Honolulu, HI, US Community Support & Strengthening 2021
Oahu Economic Development Board - Hawaii Green Growth $5,000 Honolulu, HI, US Environment & Sustainability 2020
North Shore Community Land Trust $2,500 Haleiwa, HI, US Environment & Sustainability 2020
Hawaii Community Foundation $600,000 Honolulu, HI, US Community Support & Strengthening 2020
Sustain Hawaii $10,490 Waimanalo, HI, US Environment & Sustainability 2020
Hale Kipa $25,000 Ewa Beach, HI, US Community Support & Strengthening 2020
Kalihi-palama Health Center $50,000 Honolulu, HI, US Health Care 2020
Kupu $50,000 Honolulu, HI, US Community Support & Strengthening 2020
Teach For America - Hawaii $17,500 Honolulu, HI, US Education 2020
United States Veterans Initiative (us Vets) $100,000 Kapolei, HI, US Community Support & Strengthening 2020
Gift Foundation Of Hawaii $5,000 Honolulu, HI, US Community Support & Strengthening 2020
Child & Family Service $7,500 Ewa Beach, HI, US Community Support & Strengthening 2020
The Nature Conservancy $20,000 Honolulu, HI, US Environment & Sustainability 2020
Colorado College $20,000 Colorado Springs, CO, US Education 2020
American Red Cross Hawaii Chapter $2,500 Honolulu, HI, US Community Support & Strengthening 2020
Arthritis Foundation $100 Honolulu, HI, US Health Care 2020
Easter Seals $3,000 Honolulu, HI, US Community Support & Strengthening 2020
George Fox University $2,000 Newberg, OR, US Education 2020
Hawaii Food Bank $1,000 Honolulu, HI, US Community Support & Strengthening 2020
Hawaii Kids Can $5,500 Kailua, HI, US Education 2020
Hawaii Public Radio $1,800 Honolulu, HI, US The Arts 2020
Hunakai Park Association $2,500 Honolulu, HI, US Community Support & Strengthening 2020
Iolani School $800 Honolulu, HI, US Education 2020
Kapiolani Health Foundation $3,000 Honolulu, HI, US Health Care 2020
Kcaa Preschools Of Hawaii $2,000 Honolulu, HI, US Education 2020
Montessori Community School $200 Honolulu, HI, US Education 2020
Punahou School $2,500 Honolulu, HI, US Education 2020
Straub Foundation $1,000 Honolulu, HI, US Health Care 2020
University Of California San Diego Foundation $500 La Jolla, CA, US Education 2020
University Of Hawaii Foundation $100 Honolulu, HI, US Education 2020
Waolani Judd Nazarene School $1,000 Honolulu, HI, US Education 2020
Ywca $1,000 Honolulu, HI, US Community Support & Strengthening 2020

Foundations Similar to Macnaughton Foundation

Discover 5 foundations with comparable assets ($628,255-$678,306), similar grant patterns, and geographic focus in HI that may also align with your organization's funding needs and grant seeking strategy.

Foundation Name Total Assets Typical Grant Size Service Area Similarity Match

EIN: 81-4772374 | 4 grants awarded
$650,374
(≈ Similar)
$3,500
median grant
Honolulu, HI
Same state
100%
Excellent match

EIN: 54-2156889 | 47 grants awarded
$644,367
(≈ Similar)
$5,000
median grant
Honolulu, HI
Same state
99%
Excellent match

EIN: 99-6058301 | 24 grants awarded
$669,460
(≈ Similar)
$7,625
median grant
Honolulu, HI
Same state
99%
Excellent match

EIN: 75-2911499 | 45 grants awarded
$678,306
(≈ Similar)
$5,000
median grant
Captain Cook, HI
Same state
98%
Excellent match

EIN: 99-0341131 | 27 grants awarded
$628,255
(≈ Similar)
$8,400
median grant
Honolulu, HI
Same state
98%
Excellent match

Contact Information

Official contact details for Macnaughton Foundation as registered with the IRS. These details are essential for grant applications, correspondence, and due diligence processes.

EIN 81-3963258
Website http://tmghawaii.com
Address 1288 ALA MOANA BLVD STE 208 Honolulu, HI 96814-4233

Key People (3)

Board members, trustees, and key staff who oversee Macnaughton Foundation's grant making decisions and strategic direction. Understanding leadership composition can provide insights into foundation priorities and potential networking opportunities.

President Jeffrey G Arce
Vice President Emily Reber Porter
Treasurer Nancy Infante

Forms 990-PF

IRS Form 990-PF filings provide comprehensive financial information, grant details, and operational data. These documents are essential resources for understanding foundation capacity, giving patterns, and strategic priorities.

Form 990-PF Research Tips
  • Review Part XV for detailed grant recipient information and funding purposes
  • Check Part I for total assets, annual giving amounts, and payout requirements
  • Examine Part VIII for key personnel compensation and board structure
  • Look for trends across multiple years to understand giving patterns

About This Foundation Profile

This comprehensive foundation profile for Macnaughton Foundation is powered by Grant Bay's advanced foundation research platform. Our system analyzes IRS Form 990-PF filings, grant histories, and philanthropic patterns to provide nonprofit organizations with actionable intelligence for grant seeking success.

Data Sources & Accuracy

All information is derived from official IRS filings and public records. Grant Bay processes thousands of Form 990-PF documents to extract grant details, financial data, and organizational information. Data accuracy depends on foundation reporting quality and IRS filing completeness.

Research Applications

Use this profile for prospect research, grant strategy development, application preparation, and relationship building. Combine this data with additional research on foundation priorities, application processes, and board member backgrounds for comprehensive grant seeking strategies.

Data Currency: Last updated February 2026 based on IRS Form 990-PF filings. Foundation information reflects most recent available tax year data.