Big Brothers Big Sisters of Tucson
Funding Overview
From IRS Form 990 filings · 2019–2025
Total received
$258K
Foundation funders
8
Grants recorded
39
Years covered
2019–2025
Who funds Big Brothers Big Sisters of Tucson?
Big Brothers Big Sisters of Tucson is funded by 8 grantmakers, led by Joseph Stanley Leeds Charitable ($80K), Dorothy Harmsen and Bill Harmsen Sr Charitable Foundation ($80K), Fred & Christine Armstrong Foundation ($54K). In total, IRS Form 990 filings record $258K in grants to Big Brothers Big Sisters of Tucson between 2019–2025.
| Funder | Total given | Grants | Years |
|---|---|---|---|
| Joseph Stanley Leeds Charitable | $80,000 | 6 | 2020–2025 |
| Dorothy Harmsen and Bill Harmsen Sr Charitable Foundation | $80,000 | 4 | 2021–2024 |
| Fred & Christine Armstrong Foundation | $53,600 | 7 | 2019–2025 |
| The Kroger CO Foundation | $26,557 | 5 | 2019 |
| The Carl & Mabel Shurtz Foundation | $9,500 | 6 | 2020–2025 |
| Eddy Foundation | $6,000 | 6 | 2019–2024 |
| Texas Instruments Foundation | $1,590 | 4 | 2021–2024 |
| Nicholas W Genematas II Foundation | $1,000 | 1 | 2021 |
Funding over time
Grant dollars and counts received per year
From 2019 to 2025, annual grant giving ranged from $18K (2020) to $71K (2022). In 2025 it made 3 grants totaling $40K.
What grants has Big Brothers Big Sisters of Tucson received?
Individual grants from IRS Form 990 filings, newest first
| Year | Funder | Purpose | Amount |
|---|---|---|---|
| 2025 | Joseph Stanley Leeds Charitable | CASE MANAGER/COMPUTER LAB/BOOK SUPPLIESEDUCATIONAL/COMPUTER LAB/BOOKS/SUPPLIESCASE MANAGER/COMPUTER LAB/EDUCATIONAL SUPPLIES | $30,000 |
| 2025 | Fred & Christine Armstrong Foundation | YOUTH MENTORING PROGRAM | $9,000 |
| 2025 | The Carl & Mabel Shurtz Foundation | ONE-TO-ONE RELATIONSHIPS FOR KIDS | $1,000 |
| 2024 | Joseph Stanley Leeds Charitable | EDUCATIONAL/COMPUTER LAB/BOOK SUPPLIESEDUCATIONAL/COMPUTER LAB/BOOKS/SUPPLIESCOMPUTER LAB/EDUCATIONAL SUPPLIES | $10,000 |
| 2024 | Dorothy Harmsen and Bill Harmsen Sr Charitable Foundation | TO ASSIST THE ORGANIZATION | $10,000 |
| 2024 | Fred & Christine Armstrong Foundation | YOUTH MENTORING PROGRAM | $9,000 |
| 2024 | The Carl & Mabel Shurtz Foundation | ONE-TO-ONE RELATIONSHIPS FOR KIDS | $2,000 |
| 2024 | Eddy Foundation | General Support | $1,000 |
| 2024 | Texas Instruments Foundation | DONATIONS TO COLLEGES, UNIVERSITIES AND OTHER ORGANIZATIONS UNDER "MATCHING GIFTS PROGRAM." | $470 |
| 2023 | Joseph Stanley Leeds Charitable | EDUCATIONAL/COMPUTER LAB/BOOK SUPPLIESEDUCATIONAL/COMPUTER LAB/BOOKS/SUPPLIESCOMPUTER LAB/EDUCATIONAL SUPPLIES | $10,000 |
| 2023 | Dorothy Harmsen and Bill Harmsen Sr Charitable Foundation | TO ASSIST THE ORGANIZATION | $10,000 |
| 2023 | Fred & Christine Armstrong Foundation | YOUTH MENTORING PROGRAM | $9,000 |
| 2023 | The Carl & Mabel Shurtz Foundation | ONE-TO-ONE RELATIONSHIPS FOR KIDS | $2,000 |
| 2023 | Eddy Foundation | General Support | $1,000 |
| 2023 | Texas Instruments Foundation | DONATIONS TO COLLEGES, UNIVERSITIES AND OTHER ORGANIZATIONS UNDER "MATCHING GIFTS PROGRAM." | $200 |
| 2022 | Dorothy Harmsen and Bill Harmsen Sr Charitable Foundation | TO ASSIST THE ORGANIZATION | $50,000 |
| 2022 | Joseph Stanley Leeds Charitable | EDUCATIONAL/COMPUTER LAB/BOOK SUPPLIESEDUCATIONAL/COMPUTER LAB/BOOKS/SUPPLIESCOMPUTER LAB/EDUCATIONAL SUPPLIES | $10,000 |
| 2022 | Fred & Christine Armstrong Foundation | YOUTH MENTORING PROGRAM | $7,800 |
| 2022 | The Carl & Mabel Shurtz Foundation | ONE-TO-ONE RELATIONSHIPS FOR KIDS | $1,500 |
| 2022 | Eddy Foundation | General Support | $1,000 |
| 2022 | Texas Instruments Foundation | DONATIONS TO COLLEGES, UNIVERSITIES AND OTHER ORGANIZATIONS UNDER "MATCHING GIFTS PROGRAM." | $400 |
| 2021 | Joseph Stanley Leeds Charitable | CASE MANAGER | $10,000 |
| 2021 | Dorothy Harmsen and Bill Harmsen Sr Charitable Foundation | TO ASSIST THE ORGANIZATION | $10,000 |
| 2021 | Fred & Christine Armstrong Foundation | YOUTH MENTORING PROGRAM | $7,800 |
| 2021 | The Carl & Mabel Shurtz Foundation | ONE-TO-ONE RELATIONSHIPS FOR KIDS | $1,500 |
| 2021 | Nicholas W Genematas II Foundation | MATCH 2.0 PROGRAM | $1,000 |
| 2021 | Eddy Foundation | General Support | $1,000 |
| 2021 | Texas Instruments Foundation | DONATIONS TO COLLEGES, UNIVERSITIES AND OTHER ORGANIZATIONS UNDER "MATCHING GIFTS PROGRAM." | $520 |
| 2020 | Joseph Stanley Leeds Charitable | CASE MANAGER | $10,000 |
| 2020 | Fred & Christine Armstrong Foundation | YOUTH MENTORING PROGRAM | $5,000 |
Showing 30 most recent of 39 recorded grants.
Frequently Asked Questions
Who funds Big Brothers Big Sisters of Tucson?
Big Brothers Big Sisters of Tucson is funded by 8 grantmakers, led by Joseph Stanley Leeds Charitable ($80K), Dorothy Harmsen and Bill Harmsen Sr Charitable Foundation ($80K), Fred & Christine Armstrong Foundation ($54K). In total, IRS Form 990 filings record $258K in grants to Big Brothers Big Sisters of Tucson between 2019–2025.
Who is Big Brothers Big Sisters of Tucson's largest funder?
Joseph Stanley Leeds Charitable is the largest recorded funder of Big Brothers Big Sisters of Tucson, with $80K across 6 grants (2020–2025).
How much grant funding has Big Brothers Big Sisters of Tucson received?
IRS 990 filings record $258K in grants to Big Brothers Big Sisters of Tucson across 39 grants from 8 funders between 2019–2025. Filings are published on a delay, so recent grants may not appear yet.
Looking for funders like Big Brothers Big Sisters of Tucson's?
Grantable's AI matches your organization against 200,000+ grantmakers — including every funder on this page — using their real giving history.
You, clicking into all 8 funders
~56 min
at ~7 min per funder profile
Your agents, the same 8
under a minute
every profile evaluated and scored, with reasoning
Grant data is drawn from IRS Form 990 filings via Grantable's GrantGraph™. Filings are published on a delay; recent grants may not appear yet.
Looking for funders like Big Brothers Big Sisters of Tucson's?