The Anna and John J Sie Foundation
Invitation OnlyDenver, Colorado · EIN 83-6058353 · Private foundation
Grants paid (2025)$3.5M
Organizations funded46
Typical grant$10,000
Total assets$46.3M
Half of its grants to organizations were between $2,500 and $20,000.
From the return
How to apply
On its return for tax year 2025 the foundation checked the box saying it only makes contributions to preselected charitable organizations and does not accept unsolicited requests for funds.
What it funds
Share of grant lines on the latest return, classified from the purpose each grant states.
Where it gives
23% of grants went outside Colorado.
Grants paid in tax year 2025
| Recipient | Location | Purpose | Amount |
|---|---|---|---|
| Global Down Syndrome Foundation | Denver, CO | For research/edu/advocacy/grants. | $1,316,253 |
| Children's Hospital Colorado Foundation | Aurora, CO | Pediatric health care | $840,330 |
| University of Colorado Foundation | Denver, CO | For down syndrome research. | $500,500 |
| Denver Health & Hospitals Foundation | Denver, CO | Down syndrome medical care | $225,419 |
| Denver Art Museum | Denver, CO | For exhibitions/programs/collection. | $116,050 |
| Moffitt Cancer Center Foundation | Tampa, FL | Cancer research | $100,000 |
| Judaism Your Way | Denver, CO | Connect with all jews | $50,000 |
| Seriesfest | Denver, CO | Inspire and impact audiences | $36,400 |
| Denver School of Science and Technology | Minneapolis, MN | Core values education. | $25,000 |
| Mile High Montessori Early Learning | Denver, CO | For low income children's education. | $25,000 |
| Mizel Institute-Lyon Global Foundat | Denver, CO | For public safety education. | $25,000 |
| Denver Film Society | Denver, CO | For audiences to discover film. | $20,000 |
| Museum of Contemporary Art | Denver, CO | For inspirational contemporary art. | $20,000 |
| Volunteers of America-Colorado Branch | Denver, CO | For services to women/children/fam. | $20,000 |
| National Jewish Health | Denver, CO | For clinical, research & education. | $17,000 |
| Cancer League of Colorado | Englewood, CO | For cancer research & programs. | $15,000 |
| The Cable Center | Denver, CO | Celebrate innovative people | $15,000 |
| University of Washington Foundation | Seattle, WA | Experimental education unit | $15,000 |
| The Western Stock Show Association | Denver, CO | Education in agribusiness | $14,925 |
| Make-A-Wish Found-Colorado Chapter | Greenwood Village, CO | For granting children's wishes. | $14,368 |
| University of Denver | Denver, CO | International study opportunities | $14,320 |
| Arc Thriftmetro Assoc for Rc | Lakewood, CO | For intellectual/dev. disabled indv. | $10,000 |
| Regis University | Denver, CO | For post secondary feasibility study | $10,000 |
| Rocky Mountain Down Syndrome Association | Parker, CO | For down syndrome inclusion. | $10,000 |
| Children's Diabetes Foundation | Phoenix, AZ | For type 1 diabetes programs. | $7,500 |
| Commitee of 100 Inc | New York, NY | Chinese american acting | $7,000 |
| Colorado Ballet | Denver, CO | For performances/training/education. | $5,500 |
| Adam's Camp | Englewood, CO | Intensive therapy, family support | $5,000 |
| Global Livingston Institute | Denver, CO | Awareness, collaboration | $5,000 |
| Judi's House | Denver, CO | For services for grieving families. | $5,000 |
| Junior Achievemant USA | Colorado Springs, CO | Inspire and prepare young people | $5,000 |
| Parent Project for Muscular Dystrophy | Hackensack, NJ | Improve treatment programs | $5,000 |
| The 1990 Institute | San Francisco, CA | Solidarity of the youth | $5,000 |
| Fire Foundation of Denver | Littleton, CO | For inclusive catholic education. | $2,600 |
| Bal Swan Children's Center | Broomfield, CO | Early childhood education | $2,500 |
| Center for Family and Human Rights | New York, NY | To defent life and family | $2,500 |
| Cesasc | Los Angeles, CA | Engineering scholarships. | $2,500 |
| Down Syndrome Community of Ps | Bellevue, WA | Promote inclusive schools | $2,500 |
| Easter Seals Colorado | Lakewood, CO | For services for all disabilities. | $2,500 |
| In Colorado Initiative for Ihe | Littleton, CO | Scholarships for intellectual dis. | $2,500 |
| Special Olympics Inc | Washington, DC | For sports training/athletic comp. | $2,500 |
| The Rise School of Denver | Denver, CO | For early childhood edu. for all. | $2,500 |
| Colorado Womens Hall of Fame Inc | Greenwood Village, CO | Contribution of women | $2,000 |
| Denver Botanic Gardens | Denver, CO | Connect people with plants | $1,000 |
| Girl Scouts of Colorado | Denver, CO | Empower young girls | $1,000 |
| Colorado Event Alliance | Denver, CO | Financial relief and crisis response | $900 |
Grants approved for future payment
| Recipient | Location | Purpose | Amount |
|---|---|---|---|
| University of Colorado Foundation | Denver, CO | Immuno therapy research project | $2,250,000 |
| University of Colorado Foundation | Denver, CO | Annual support | $1,500,000 |
| The Children's Hospital Foundation | Denver, CO | Sie center director | $1,500,000 |
| The Children's Hospital Foundation | Denver, CO | Operating support | $1,260,000 |
| Denver Art Museum | Denver, CO | General operating | $100,000 |
| Denver Film Society | Denver, CO | Sponsorship | $40,000 |
| Regis University | Denver, CO | Operating support | $10,000 |
Giving by year
| Tax year | Grants paid | Grant lines |
|---|---|---|
| 2025 | $3,533,065 | 53 |
| 2024 | $5,073,043 | 58 |
| 2023 | $3,144,207 | 60 |
Sources
- IRS Form 990-PF, tax year 2025, filed Sep 4, 2026 - IRS e-file batch, object ID 202602479349100115
- IRS Tax Exempt Organization Search for EIN 83-6058353
- Profile updated Nov 5, 2026
Facts on this page come from the foundation's own IRS Form 990-PF filings as published by the IRS. Grantvello does not know whether a foundation is accepting proposals right now: a past grant is not an open opportunity. Always confirm current guidelines with the funder before applying.