Maffei Foundation | Foundation Profile
GrantBay analyzes IRS Form 990-PF data to help grant seekers find fit funders like Maffei Foundation. Data shown is extracted from Form 990-PF filings.
EIN: 45-4040790
Foundation Overview
Based in Englewood, CO, Maffei Foundation has awarded 209 grants totaling $37,942,782 to organizations in Virginia, Colorado and 19 other states across the US. Individual grants range from $100 to $4,639,720, with a median award of $5,000.
Latest Tax Year
2024
Total Giving (all years)
$37,942,782
Total Assets
$57,496,709
Median Grant (all grants)
$5,000
Latest Form 990-PF Snapshot
Total Grants
16
Median Grant
$5,100
% No Significant Change
2%
(vs previous year)
Data extracted from IRS Form 990-PF filings. Last filing year:
March 2026
Foundation Intelligence
Advanced analytics and strategic insights to help nonprofit organizations assess grant opportunities and optimize their application strategies
New Applicant Friendliness
Balanced Approach: 50%
8 of 16 recipients (50%) were new grantees. Foundation maintains loyal partnerships while remaining open to qualified new applicants with strong proposals.
Geographic Focus
Colorado
49% of grants are awarded in Colorado, with additional funding distributed across 20 other locations. The foundation balances regional focus with broader geographic diversity. Within Colorado, funding concentrates in Denver (65%), Aurora (9%), Centennial (6%).
Funding Trajectory
-49%
Declining funding trend with 49% decrease over 8 years may indicate reduced grant opportunities or shifting foundation priorities. This trajectory suggests more competitive application environment.
Program Areas
General Purposes
Highly focused on general purposes with 100% of funding dedicated to this sector. This specialization indicates deep expertise and committed investment in the field.
Where is The Money Going?
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Grants & Funding
Analyzing past grantees provides valuable insights into Maffei 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 |
|---|---|---|---|---|
| Children Hospital Co Foundation | $2,054 | Aurora, CO, US | Charitable Contribution | 2024 |
| Dartmouth College Fund | $500,000 | Hanover, NH, US | Charitable Contribution | 2024 |
| Evans Scholars Foundation | $750 | Glenview, IL, US | Charitable Contribution | 2024 |
| Funhouse Commons | $50,000 | Eastsound, WA, US | Charitable Contribution | 2024 |
| High Line Canal Conservancy | $83,333 | Centennial, CO, US | Charitable Contribution | 2024 |
| Md Anderson | $5,200 | Houston, TX, US | Charitable Contribution | 2024 |
| Ssp Invest In Kids | $540 | Denver, CO, US | Charitable Contribution | 2024 |
| Storyville Center | $5,000 | New York, NY, US | Charitable Contribution | 2024 |
| Children Hospital Co Foundation | $2,054 | Aurora, CO, US | Charitable Contribution | 2024 |
| Dartmouth College Fund | $500,000 | Hanover, NH, US | Charitable Contribution | 2024 |
| Evans Scholars Foundation | $750 | Glenview, IL, US | Charitable Contribution | 2024 |
| Funhouse Commons | $50,000 | Eastsound, WA, US | Charitable Contribution | 2024 |
| High Line Canal Conservancy | $83,333 | Centennial, CO, US | Charitable Contribution | 2024 |
| Md Anderson | $5,200 | Houston, TX, US | Charitable Contribution | 2024 |
| Ssp Invest In Kids | $540 | Denver, CO, US | Charitable Contribution | 2024 |
| Storyville Center | $5,000 | New York, NY, US | Charitable Contribution | 2024 |
| Addiction Education Society | $500 | San Mateo, CA, US | Charitable Contribution | 2023 |
| Children's Diabetes Foundation | $104,800 | Aurora, CO, US | Charitable Contribution | 2023 |
| Clothes To Kids | $1,000 | Denver, CO, US | Charitable Contribution | 2023 |
| Csu Foundation | $500 | Fort Collins, CO, US | Charitable Contribution | 2023 |
| Dartmouth College Fund | $4,639,720 | Hanover, NH, US | Charitable Contribution | 2023 |
| Dartmouth Formula Racing | $3,000 | Hanover, NH, US | Charitable Contribution | 2023 |
| Denver Art Museum | $10,000 | Denver, CO, US | Charitable Contribution | 2023 |
| Groton School | $100,000 | Groton, MA, US | Charitable Contribution | 2023 |
| Harvard Business | $700,000 | Cambridge, MA, US | Charitable Contribution | 2023 |
| Heart & Hand Center | $1,500 | Denver, CO, US | Charitable Contribution | 2023 |
| Memorial Sloan Kettering Cancer Center | $2,500 | New York, NY, US | Charitable Contribution | 2023 |
| National Jewish Health | $50,000 | Denver, CO, US | Charitable Contribution | 2023 |
| Ski & Snowboard Club Vail | $5,000 | Minturn, CO, US | Charitable Contribution | 2023 |
| Ssp Invest In Kids | $500 | Denver, CO, US | Charitable Contribution | 2023 |
| The Leukemia & Lymphoma Society | $5,000 | Rye Brook, NY, US | Charitable Contribution | 2023 |
| Cherry Hills Palmer Scholarship | $1,000 | Cherry Hills Village, CO, US | Charitable Contribution | 2022 |
| Children Hospital Co Foundation | $1,764 | Aurora, CO, US | Charitable Contribution | 2022 |
| Colorado Academy | $10,000 | Denver, CO, US | Charitable Contribution | 2022 |
| Dartmouth College Fund | $4,583,834 | Hanover, NH, US | Charitable Contribution | 2022 |
| Dartmouth-hitchcock Health (D-hh) | $257 | Lebanon, NH, US | Charitable Contribution | 2022 |
| El Dorado Foundation | $10,000 | Placerville, CA, US | Charitable Contribution | 2022 |
| Environmental Law Institute | $5,000 | Washington, DC, US | Charitable Contribution | 2022 |
| Evans Scholars Foundation | $500 | Glenview, IL, US | Charitable Contribution | 2022 |
| Grassroot Soccer | $10,420 | Hanover, NH, US | Charitable Contribution | 2022 |
| Heart & Hand Center | $1,500 | Denver, CO, US | Charitable Contribution | 2022 |
| Jack A Vickers Prostate Cancer Foundation | $5,000 | Centennial, CO, US | Charitable Contribution | 2022 |
| Mccain Institute | $10,000 | Washington, DC, US | Charitable Contribution | 2022 |
| Melanoma Research Alliance | $25,000 | Washington, DC, US | Charitable Contribution | 2022 |
| National Jewish Health | $50,000 | Denver, CO, US | Charitable Contribution | 2022 |
| National Western Stock Show | $25,000 | Denver, CO, US | Charitable Contribution | 2022 |
| Same Cafe | $3,750 | Denver, CO, US | Charitable Contribution | 2022 |
| Sentinels Of Freedom | $1,000 | San Ramon, CA, US | Charitable Contribution | 2022 |
| Ssp Invest In Kids | $540 | Denver, CO, US | Charitable Contribution | 2022 |
| St Andrews University | $50,000 | Atlanta, GA, US | Charitable Contribution | 2022 |
| Sun Valley Museum | $1,000 | Ketchum, ID, US | Charitable Contribution | 2022 |
| Ucsf | $5,000 | San Francisco, CA, US | Charitable Contribution | 2022 |
| Wallis Annenberg Center | $25,000 | Beverly Hills, CA, US | Charitable Contribution | 2022 |
| Cherry Hills Palmer Scholarship | $1,000 | Cherry Hills Village, CO, US | Charitable Contribution | 2022 |
| Children Hospital Co Foundation | $1,764 | Aurora, CO, US | Charitable Contribution | 2022 |
| Colorado Academy | $10,000 | Denver, CO, US | Charitable Contribution | 2022 |
| Dartmouth College Fund | $4,583,834 | Hanover, NH, US | Charitable Contribution | 2022 |
| Dartmouth-hitchcock Health (D-hh) | $257 | Lebanon, NH, US | Charitable Contribution | 2022 |
| El Dorado Foundation | $10,000 | Placerville, CA, US | Charitable Contribution | 2022 |
| Environmental Law Institute | $5,000 | Washington, DC, US | Charitable Contribution | 2022 |
| Evans Scholars Foundation | $500 | Glenview, IL, US | Charitable Contribution | 2022 |
| Grassroot Soccer | $10,420 | Hanover, NH, US | Charitable Contribution | 2022 |
| Heart & Hand Center | $1,500 | Denver, CO, US | Charitable Contribution | 2022 |
| Jack A Vickers Prostate Cancer Foundation | $5,000 | Centennial, CO, US | Charitable Contribution | 2022 |
| Mccain Institute | $10,000 | Washington, DC, US | Charitable Contribution | 2022 |
| Melanoma Research Alliance | $25,000 | Washington, DC, US | Charitable Contribution | 2022 |
| National Jewish Health | $50,000 | Denver, CO, US | Charitable Contribution | 2022 |
| National Western Stock Show | $25,000 | Denver, CO, US | Charitable Contribution | 2022 |
| Same Cafe | $3,750 | Denver, CO, US | Charitable Contribution | 2022 |
| Sentinels Of Freedom | $1,000 | San Ramon, CA, US | Charitable Contribution | 2022 |
| Ssp Invest In Kids | $540 | Denver, CO, US | Charitable Contribution | 2022 |
| St Andrews University | $50,000 | Atlanta, GA, US | Charitable Contribution | 2022 |
| Sun Valley Museum | $1,000 | Ketchum, ID, US | Charitable Contribution | 2022 |
| Ucsf | $5,000 | San Francisco, CA, US | Charitable Contribution | 2022 |
| Wallis Annenberg Center | $25,000 | Beverly Hills, CA, US | Charitable Contribution | 2022 |
| Cherry Hills Palmer Scholarship | $1,000 | Cherry Hills Village, CO, US | Charitable Contribution | 2022 |
| Children Hospital Co Foundation | $1,764 | Aurora, CO, US | Charitable Contribution | 2022 |
| Colorado Academy | $10,000 | Denver, CO, US | Charitable Contribution | 2022 |
| Dartmouth College Fund | $4,583,834 | Hanover, NH, US | Charitable Contribution | 2022 |
| Dartmouth-hitchcock Health (D-hh) | $257 | Lebanon, NH, US | Charitable Contribution | 2022 |
| El Dorado Foundation | $10,000 | Placerville, CA, US | Charitable Contribution | 2022 |
| Environmental Law Institute | $5,000 | Washington, DC, US | Charitable Contribution | 2022 |
| Evans Scholars Foundation | $500 | Glenview, IL, US | Charitable Contribution | 2022 |
| Grassroot Soccer | $10,420 | Hanover, NH, US | Charitable Contribution | 2022 |
| Heart & Hand Center | $1,500 | Denver, CO, US | Charitable Contribution | 2022 |
| Jack A Vickers Prostate Cancer Foundation | $5,000 | Centennial, CO, US | Charitable Contribution | 2022 |
| Mccain Institute | $10,000 | Washington, DC, US | Charitable Contribution | 2022 |
| Melanoma Research Alliance | $25,000 | Washington, DC, US | Charitable Contribution | 2022 |
| National Jewish Health | $50,000 | Denver, CO, US | Charitable Contribution | 2022 |
| National Western Stock Show | $25,000 | Denver, CO, US | Charitable Contribution | 2022 |
| Same Cafe | $3,750 | Denver, CO, US | Charitable Contribution | 2022 |
| Sentinels Of Freedom | $1,000 | San Ramon, CA, US | Charitable Contribution | 2022 |
| Ssp Invest In Kids | $540 | Denver, CO, US | Charitable Contribution | 2022 |
| St Andrews University | $50,000 | Atlanta, GA, US | Charitable Contribution | 2022 |
| Sun Valley Museum | $1,000 | Ketchum, ID, US | Charitable Contribution | 2022 |
| Ucsf | $5,000 | San Francisco, CA, US | Charitable Contribution | 2022 |
| Wallis Annenberg Center | $25,000 | Beverly Hills, CA, US | Charitable Contribution | 2022 |
| American Diabetes Association | $1,000 | Arlington, VA, US | Charitable Contribution | 2021 |
| Big Brothers & Sisters Of | $5,000 | Englewood, CO, US | Charitable Contribution | 2021 |
| Canine Partners | $1,720 | Aurora, CO, US | Charitable Contribution | 2021 |
| Children's Diabetes Foundation | $100,250 | Aurora, CO, US | Charitable Contribution | 2021 |
| Clean Air Task Force | $1,754 | Boston, MA, US | Charitable Contribution | 2021 |
| Clothes To Kids | $1,000 | Denver, CO, US | Charitable Contribution | 2021 |
| Colorado Academy | $995,730 | Denver, CO, US | Charitable Contribution | 2021 |
| Dartmouth College Fund | $4,570,760 | Hanover, NH, US | Charitable Contribution | 2021 |
| Dartmouth-hitchcock Health (d-hh) | $257 | Lebanon, NH, US | Charitable Contribution | 2021 |
| Denver Scholarship Foundation | $10,363 | Denver, CO, US | Charitable Contribution | 2021 |
| El Dorado Foundation | $5,000 | Placerville, CA, US | Charitable Contribution | 2021 |
| Groton School | $58,048 | Groton, MA, US | Charitable Contribution | 2021 |
| Habitat For Humanity Denver | $5,000 | Denver, CO, US | Charitable Contribution | 2021 |
| Heart & Hand Center | $900 | Denver, CO, US | Charitable Contribution | 2021 |
| Jack A Vickers Prostate Cancer Foundation | $5,000 | Centennial, CO, US | Charitable Contribution | 2021 |
| Jdrf | $30,000 | New York, NY, US | Charitable Contribution | 2021 |
| Musc Foundation | $258 | Charleston, SC, US | Charitable Contribution | 2021 |
| Ray Of Hope | $1,708 | Denver, CO, US | Charitable Contribution | 2021 |
| Ski & Snowboard Club Vail | $5,000 | Minturn, CO, US | Charitable Contribution | 2021 |
| Ssp Invest In Kids | $263 | Denver, CO, US | Charitable Contribution | 2021 |
| St Columbkille Roman Catholic Church | $2,503 | Papillion, NE, US | Charitable Contribution | 2021 |
| American Red Cross | $5,000 | Denver, CO, US | Charitable Contribution | 2020 |
| Big Brothers & Sisters Of | $5,000 | Englewood, CO, US | Charitable Contribution | 2020 |
| Colorado Academy | $1,561,476 | Denver, CO, US | Charitable Contribution | 2020 |
| Common Sense Policy Roundtable | $5,000 | Greenwood Village, CO, US | Charitable Contribution | 2020 |
| Community First Foundation | $15,306 | Arvada, CO, US | Charitable Contribution | 2020 |
| Dartmouth College Fund | $4,592,727 | Hanover, NH, US | Charitable Contribution | 2020 |
| Food Bank Of The Rockies | $25,000 | Denver, CO, US | Charitable Contribution | 2020 |
| Heart & Hand Center | $1,000 | Denver, CO, US | Charitable Contribution | 2020 |
| Mile High United Way | $10,000 | Denver, CO, US | Charitable Contribution | 2020 |
| National Jewish Health Covid 19 | $50,000 | Denver, CO, US | Charitable Contribution | 2020 |
| Pebble Beach Company Foundation | $15,000 | Pebble Beach, CA, US | Charitable Contribution | 2020 |
| Ray Of Hope | $5,113 | Denver, CO, US | Charitable Contribution | 2020 |
| Ssp Invest In Kids | $260 | Denver, CO, US | Charitable Contribution | 2020 |
| Tennyson Center For Children | $5,000 | Denver, CO, US | Charitable Contribution | 2020 |
| Uc Davis Foundation | $1,000 | Davis, CA, US | Charitable Contribution | 2020 |
| Uja Federation | $25,000 | New York, NY, US | Charitable Contribution | 2020 |
| Americares | $10,000 | Stamford, CT, US | Charitable Contribution | 2018 |
| Big Brothers & Sisters Of | $5,000 | Englewood, CO, US | Charitable Contribution | 2018 |
| Children Hospital Co Foundation | $51,250 | Aurora, CO, US | Charitable Contribution | 2018 |
| Colorado Academy | $789,915 | Denver, CO, US | Charitable Contribution | 2018 |
| Crohn's & Colitis Foundation | $5,000 | Denver, CO, US | Charitable Contribution | 2018 |
| Dartmouth College Fund | $496,000 | Hanover, NH, US | Charitable Contribution | 2018 |
| Dartmouth-hitchcock Health (d-hh) | $309 | Lebanon, NH, US | Charitable Contribution | 2018 |
| Denver Art Museum | $13,000 | Denver, CO, US | Charitable Contribution | 2018 |
| Denver Scholarship Foundation | $10,000 | Denver, CO, US | Charitable Contribution | 2018 |
| Foundation For Excellence In Education | $10,000 | Tallahassee, FL, US | Charitable Contribution | 2018 |
| Global Down Syndrome Fdn | $10,000 | Denver, CO, US | Charitable Contribution | 2018 |
| Groton School | $51,470 | Groton, MA, US | Charitable Contribution | 2018 |
| Harvard Business | $205,290 | Cambridge, MA, US | Charitable Contribution | 2018 |
| Invest In Kid Denver Co | $500 | Denver, CO, US | Charitable Contribution | 2018 |
| Jdrf | $1,000 | New York, NY, US | Charitable Contribution | 2018 |
| Make-a-wish Foundation | $500 | Greenwood Village, CO, US | Charitable Contribution | 2018 |
| Miracles On Ice | $2,500 | Cherry Hills Village, CO, US | Charitable Contribution | 2018 |
| Rainier Scholars | $1,000 | Seattle, WA, US | Charitable Contribution | 2018 |
| Rocky Mtn Assn Fr Ryan Int | $10,000 | Louisville, CO, US | Charitable Contribution | 2018 |
| Ski & Snowboard Club Vail | $5,000 | Minturn, CO, US | Charitable Contribution | 2018 |
| The Fund For East Woods | $28,250 | Oyster Bay, NY, US | Charitable Contribution | 2018 |
| 2017 Palmer Scholarship Fdn | $500 | Tacoma, WA, US | Charitable Contribution | 2017 |
| A New Harvest | $11,889 | Brooklyn, NY, US | Charitable Contribution | 2017 |
| Arch Bishops Catholic Appeal | $10,000 | Denver, CO, US | Charitable Contribution | 2017 |
| Big Brothers & Sisters Of | $5,000 | Englewood, CO, US | Charitable Contribution | 2017 |
| Colorado Academy | $100,000 | Denver, CO, US | Charitable Contribution | 2017 |
| Dana Farber-jimmy Fund Boston Ma | $1,000 | Boston, MA, US | Charitable Contribution | 2017 |
| Dartmouth College Fund | $255,000 | Hanover, NH, US | Charitable Contribution | 2017 |
| Denver Art Museum | $10,000 | Denver, CO, US | Charitable Contribution | 2017 |
| Discovery Land Company Foundat | $3,000 | Beverly Hills, CA, US | Charitable Contribution | 2017 |
| Friends Of San Juans | $1,000 | Friday Harbor, WA, US | Charitable Contribution | 2017 |
| Groton School | $375,000 | Groton, MA, US | Charitable Contribution | 2017 |
| Haiti Youth Orchestra | $500 | Denver, CO, US | Charitable Contribution | 2017 |
| Harvard Business | $602,506 | Cambridge, MA, US | Charitable Contribution | 2017 |
| Houstonisdf | $5,000 | Houston, TX, US | Charitable Contribution | 2017 |
| I Have A Dream Fdn | $10,000 | New York, NY, US | Charitable Contribution | 2017 |
| Invest In Ki Denver Co | $500 | Denver, CO, US | Charitable Contribution | 2017 |
| Jdrf | $3,000 | Denver, CO, US | Charitable Contribution | 2017 |
| Macular Degeneration Research | $1,000 | Northampton, MA, US | Charitable Contribution | 2017 |
| Mercy Corps | $5,250 | Portland, OR, US | Charitable Contribution | 2017 |
| Pasadena Community Fdn | $1,000 | Pasadena, CA, US | Charitable Contribution | 2017 |
| Rocky Mtn Assn Fr Ryan Int | $10,000 | Louisville, CO, US | Charitable Contribution | 2017 |
| Ski & Snowboard Club Vail | $5,000 | Minturn, CO, US | Charitable Contribution | 2017 |
| Southern Hills Yfc | $500 | Bloomington, IN, US | Charitable Contribution | 2017 |
| Susan G Komen Colorado | $1,000 | Denver, CO, US | Charitable Contribution | 2017 |
| Tennyson Center | $5,000 | Denver, CO, US | Charitable Contribution | 2017 |
| The Catholic Alliance | $1,000 | Greenwood Village, CO, US | Charitable Contribution | 2017 |
| The Denver Helath Fdn Night Sh | $25,000 | Denver, CO, US | Charitable Contribution | 2017 |
| The Fund For East Woods | $500 | Oyster Bay, NY, US | Charitable Contribution | 2017 |
| The Highline Canal Conservancy | $5,000 | Denver, CO, US | Charitable Contribution | 2017 |
| Colorado Academy | $25,000 | Denver, CO, US | Charitable Contribution | 2016 |
| Dartmouth College | $234,333 | Hanover, NH, US | Charitable Contribution | 2016 |
| Asu Foundation For A New America | $50,000 | Tempe, AZ, US | Charitable Contribution | 2016 |
| Boy Scouts Of America - Denver | $10,000 | Denver, CO, US | Charitable Contribution | 2016 |
| Houston Isd Foundation | $50,000 | Houston, TX, US | Charitable Contribution | 2016 |
| Jewish Family Services | $5,000 | Denver, CO, US | Charitable Contribution | 2016 |
| Healing Our Heroes | $5,000 | Pflugerville, TX, US | Charitable Contribution | 2016 |
| Michael Phelps Foundation | $75,000 | South Portland, ME, US | Charitable Contribution | 2016 |
| Jdrf | $30,000 | Denver, CO, US | Charitable Contribution | 2016 |
| Harvard University | $200,000 | Cambridge, MA, US | Charitable Contribution | 2016 |
| Invest In Kids | $100 | Denver, CO, US | Charitable Contribution | 2016 |
| Komen Race For The Cure | $5,000 | Dallas, TX, US | Charitable Contribution | 2016 |
| Miracles On Ice Hockey Camp | $1,000 | Cherry Hills Village, CO, US | Charitable Contribution | 2016 |
| National Jewish Health | $10,000 | Denver, CO, US | Charitable Contribution | 2016 |
| March Of Dimes | $500 | White Plains, NY, US | Charitable Contribution | 2016 |
| Usc Marshall | $200,000 | Los Angeles, CA, US | Charitable Contribution | 2016 |
| The Fund For East Woods | $1,000 | Oyster Bay, NY, US | Charitable Contribution | 2016 |
| Thurgood Marshall College Fund | $10,000 | Washington, DC, US | Charitable Contribution | 2016 |
| Weidner Ministries | $500 | Covington, LA, US | Charitable Contribution | 2016 |
| Nurse-family Partnership | $10,000 | Denver, CO, US | Charitable Contribution | 2016 |
| Children's Diabetes Foundation | $100,000 | Denver, CO, US | Charitable Contribution | 2016 |
| Listen Foundation | $5,000 | Greenwood Village, CO, US | Charitable Contribution | 2016 |
| Global Down Syndrome Foundation | $15,000 | Denver, CO, US | Charitable Contribution | 2016 |
| Bronx Bombers | $1,000 | Yonkers, NY, US | Charitable Contribution | 2016 |
| Mccain Institute | $221,355 | Washington, DC, US | Charitable Contribution | 2016 |
Foundations Similar to Maffei Foundation
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R David & Suzanne A Hoover Charitable
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Related Foundation Resources in CO:
Contact Information
Official contact details for Maffei Foundation as registered with the IRS. These details are essential for grant applications, correspondence, and due diligence processes.
| EIN | 45-4040790 |
| Website | N/A |
| Address | PLANTE MORAN 8181 E TUFTS AVE 600 Denver, CO 80237-0000 |
Key People (2)
Board members, trustees, and key staff who oversee Maffei Foundation's grant making decisions and strategic direction. Understanding leadership composition can provide insights into foundation priorities and potential networking opportunities.
| Director, President, Treas | Gregory B Maffei |
|---|---|
| Director, V. President, Se | Jeffrey C Kirwood |
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 Maffei 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
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Data Currency: Last updated
March 2026
based on IRS Form 990-PF filings. Foundation information reflects most recent available tax year data.