Grants paid by Malcolm Stack Foundation Inc C/O Bell Laboratories Inc
EIN 39-2018087 · Windsor, WI · Form 990-PF, Part XV · NTEE C30
Malcolm Stack Foundation Inc C/O Bell Laboratories Inc of Windsor, WI (EIN 39-2018087) reported 76 grants paid totaling $380,250 to 29 recipients in tax years 2019–2025, on Form 990-PF, Part XV. Derived from IRS e-file data, dataset version 2026.09.0, built 2026-09-03.
Grants paid
$380,250
76 grants
Recipients
29
distinct organizations
Tax years
2019–2025
7 filings in the corpus
By tax year
| Tax year | Grants paid | Amount paid | Approved for future |
|---|---|---|---|
| 2019 | 15 | $77,200 | — |
| 2020 | 10 | $47,500 | — |
| 2021 | 12 | $51,000 | — |
| 2022 | 9 | $23,700 | — |
| 2023 | 11 | $51,800 | — |
| 2024 | 10 | $74,200 | — |
| 2025 | 9 | $54,850 | — |
Top recipients
The 29 recipients receiving the most from Malcolm Stack Foundation Inc C/O Bell Laboratories Inc, by grants paid, out of 29 distinct recipients.
| Recipient | Match | Location | Grants | Total paid | Latest year |
|---|---|---|---|---|---|
| UW Foundation | U | Madison, WI | 7 | $206,000 | 2025 |
| American Cancer Society | U | Madison, WI | 7 | $35,000 | 2025 |
| Evans Scholars | U | Glenview, IL | 6 | $33,050 | 2025 |
| Driftless Land Conservancy 39-2017802 | D | Dodgeville, WI | 7 | $32,500 | 2025 |
| Planned Parenthood 39-0863391 | D | Madison, WI | 5 | $14,000 | 2025 |
| Village of Ridgeway - Community Center | U | Ridgeway, WI | 4 | $8,100 | 2025 |
| American Players Theater 46-2643306 | C | Spring Green, WI | 7 | $7,000 | 2025 |
| Davis Phinney Foundation 20-0813566 | C | Boulder, CO | 6 | $6,000 | 2024 |
| Occupaws | U | Madison, WI | 6 | $5,500 | 2024 |
| University of Minnesota | U | Minneapolis, MN | 2 | $4,000 | 2025 |
| Village of Ridgeway | U | Ridgeway, WI | 1 | $4,000 | 2020 |
| University of la Crosse | U | La Crosse, WI | 1 | $3,000 | 2021 |
| Madison Area Technical College 23-7265867 | C | Madison, WI | 1 | $2,500 | 2025 |
| UW Eau Claire Foundation | U | Eau Claire, WI | 1 | $2,000 | 2023 |
| Loras College | U | Dubuque, IA | 1 | $2,000 | 2023 |
| Washington University 43-0653611 | B | Clayton, MO | 1 | $2,000 | 2024 |
| Viterbo University | U | La Crosse, WI | 1 | $1,500 | 2020 |
| University of Wisconsin-Platteville | U | Platteville, WI | 1 | $1,500 | 2020 |
| UW Oshkosh | U | Oshkosh, WI | 1 | $1,500 | 2019 |
| UW Stevens Point | U | Stevens Point, WI | 1 | $1,500 | 2019 |
| Ridgeway Nature & Garden Club Inc | U | Ridgeway, WI | 1 | $1,500 | 2021 |
| Edgewood College 77-0664955 | B | Madison, WI | 1 | $1,500 | 2019 |
| Ridgeway Advancement | U | Ridgeway, WI | 1 | $1,000 | 2019 |
| UW Madison 43-1607250 | B | Madison, WI | 1 | $1,000 | 2019 |
| Ridgeway Elementary | U | Ridgeway, WI | 1 | $1,000 | 2019 |
| Madison Nordic Ski Club 46-4229145 | C | Madison, WI | 1 | $500 | 2021 |
| Cxc Skiing | U | Madison, WI | 1 | $500 | 2021 |
| Melina's Hope | U | Denver, CO | 1 | $500 | 2019 |
| Arbor Day Foundation 33-2511394 | D | Lincoln, NE | 1 | $100 | 2024 |
Match tier: A Reported EIN · B Exact name and place · C Strong name match · D Probable name match · U Unresolved. Tiers C and D are inferred, not reported; see how matching works.
Every grant
All 76 grant rows this organization reported, most recent first.
| Tax year | Recipient | Match | Amount | Type | Purpose | Source filing |
|---|---|---|---|---|---|---|
| 2025 | UW Foundation Madison, WI | U | $27,500 | paid | SCHOLARSHIP | 202611329349101216 |
| 2025 | Evans Scholars Glenview, IL | U | $6,350 | paid | PROGRAM SUPPORT | 202611329349101216 |
| 2025 | American Cancer Society Madison, WI | U | $5,000 | paid | PROGRAM SUPPORT | 202611329349101216 |
| 2025 | Driftless Land Conservancy Dodgeville, WI | D | $5,000 | paid | PROGRAM SUPPORT | 202611329349101216 |
| 2025 | Planned Parenthood of Wi Milwaukee, WI | C | $2,500 | paid | PROGRAM SUPPORT | 202611329349101216 |
| 2025 | University of Minnesota Minneapolis, MN | U | $2,500 | paid | SCHOLARSHIP | 202611329349101216 |
| 2025 | Madison Area Technical College Madison, WI | C | $2,500 | paid | SCHOLARSHIP | 202611329349101216 |
| 2025 | Village of Ridgeway - Community Center Ridgeway, WI | U | $2,500 | paid | SCHOLARSHIP | 202611329349101216 |
| 2025 | American Players Theater Spring Green, WI | C | $1,000 | paid | PROGRAM SUPPORT | 202611329349101216 |
| 2024 | UW Foundation Madison, WI | U | $52,000 | paid | SCHOLARSHIP | 202501419349101200 |
| 2024 | Driftless Land Conservancy Dodgeville, WI | D | $5,000 | paid | PROGRAM SUPPORT | 202501419349101200 |
| 2024 | Evans Scholars Glenview, IL | U | $5,000 | paid | PROGRAM SUPPORT | 202501419349101200 |
| 2024 | American Cancer Society Madison, WI | U | $5,000 | paid | PROGRAM SUPPORT | 202501419349101200 |
| 2024 | Village of Ridgeway - Community Center Ridgeway, WI | U | $2,100 | paid | SCHOLARSHIP | 202501419349101200 |
| 2024 | Washington University Clayton, MO | B | $2,000 | paid | SCHOLARSHIP | 202501419349101200 |
| 2024 | American Players Theater Spring Green, WI | C | $1,000 | paid | PROGRAM SUPPORT | 202501419349101200 |
| 2024 | Davis Phinney Foundation Boulder, CO | C | $1,000 | paid | PROGRAM SUPPORT | 202501419349101200 |
| 2024 | Occupaws Madison, WI | U | $1,000 | paid | PROGRAM SUPPORT | 202501419349101200 |
| 2024 | Arbor Day Foundation Lincoln, NE | D | $100 | paid | PROGRAM SUPPORT | 202501419349101200 |
| 2023 | UW Foundation Madison, WI | U | $25,000 | paid | SCHOLARSHIP | 202431369349102378 |
| 2023 | Evans Scholars Glenview, IL | U | $6,300 | paid | PROGRAM SUPPORT | 202431369349102378 |
| 2023 | American Cancer Society Madison, WI | U | $5,000 | paid | PROGRAM SUPPORT | 202431369349102378 |
| 2023 | Driftless Land Conservancy Dodgeville, WI | D | $5,000 | paid | PROGRAM SUPPORT | 202431369349102378 |
| 2023 | Loras College Dubuque, IA | U | $2,000 | paid | SCHOLARSHIP | 202431369349102378 |
| 2023 | Village of Ridgeway - Community Center Ridgeway, WI | U | $2,000 | paid | PROGRAM SUPPORT | 202431369349102378 |
| 2023 | UW Eau Claire Foundation Eau Claire, WI | U | $2,000 | paid | SCHOLARSHIP | 202431369349102378 |
| 2023 | Planned Parenthood of Wisconsin Milwaukee, WI | C | $1,500 | paid | PROGRAM SUPPORT | 202431369349102378 |
| 2023 | Occupaws Madison, WI | U | $1,000 | paid | PROGRAM SUPPORT | 202431369349102378 |
| 2023 | Davis Phinney Foundation Boulder, CO | C | $1,000 | paid | PROGRAM SUPPORT | 202431369349102378 |
| 2023 | American Players Theater Spring Green, WI | C | $1,000 | paid | PROGRAM SUPPORT | 202431369349102378 |
| 2022 | Evans Scholars Glenview, IL | U | $6,200 | paid | PROGRAM SUPPORT | 202301309349101000 |
| 2022 | American Cancer Society Madison, WI | U | $5,000 | paid | PROGRAM SUPPORT | 202301309349101000 |
| 2022 | Driftless Land Conservancy Dodgeville, WI | D | $5,000 | paid | PROGRAM SUPPORT | 202301309349101000 |
| 2022 | University of Minnesota Minneapolis, MN | U | $1,500 | paid | SCHOLARSHIP | 202301309349101000 |
| 2022 | UW Foundation Madison, WI | U | $1,500 | paid | SCHOLARSHIP | 202301309349101000 |
| 2022 | Village of Ridgeway - Community Center Ridgeway, WI | U | $1,500 | paid | PROGRAM SUPPORT | 202301309349101000 |
| 2022 | American Players Theater Spring Green, WI | C | $1,000 | paid | PROGRAM SUPPORT | 202301309349101000 |
| 2022 | Occupaws Madison, WI | U | $1,000 | paid | PROGRAM SUPPORT | 202301309349101000 |
| 2022 | Davis Phinney Foundation Boulder, CO | C | $1,000 | paid | PROGRAM SUPPORT | 202301309349101000 |
| 2021 | UW Foundation Madison, WI | U | $25,000 | paid | SCHOLARSHIP | 202211229349100211 |
| 2021 | Driftless Land Conservancy Dodgeville, WI | D | $5,000 | paid | PROGRAM SUPPORT | 202211229349100211 |
| 2021 | Evans Scholars Glenview, IL | U | $5,000 | paid | PROGRAM SUPPORT | 202211229349100211 |
| 2021 | American Cancer Society Madison, WI | U | $5,000 | paid | PROGRAM SUPPORT | 202211229349100211 |
| 2021 | University of la Crosse La Crosse, WI | U | $3,000 | paid | SCHOLARSHIP | 202211229349100211 |
| 2021 | Planned Parenthood Madison, WI | D | $2,500 | paid | PROGRAM SUPPORT | 202211229349100211 |
| 2021 | Ridgeway Nature & Garden Club Inc Ridgeway, WI | U | $1,500 | paid | PROGRAM SUPPORT | 202211229349100211 |
| 2021 | Davis Phinney Foundation Boulder, CO | C | $1,000 | paid | PROGRAM SUPPORT | 202211229349100211 |
| 2021 | Occupaws Madison, WI | U | $1,000 | paid | PROGRAM SUPPORT | 202211229349100211 |
| 2021 | American Players Theater Spring Green, WI | C | $1,000 | paid | PROGRAM SUPPORT | 202211229349100211 |
| 2021 | Madison Nordic Ski Club Madison, WI | C | $500 | paid | PROGRAM SUPPORT | 202211229349100211 |
| 2021 | Cxc Skiing Madison, WI | U | $500 | paid | PROGRAM SUPPORT | 202211229349100211 |
| 2020 | UW Foundation Madison, WI | U | $25,000 | paid | SCHOLARSHIP | 202101169349101100 |
| 2020 | Driftless Land Conservancy Dodgeville, WI | D | $5,000 | paid | PROGRAM SUPPORT | 202101169349101100 |
| 2020 | American Cancer Society Madison, WI | U | $5,000 | paid | PROGRAM SUPPORT | 202101169349101100 |
| 2020 | Village of Ridgeway Ridgeway, WI | U | $4,000 | paid | PROGRAM SUPPORT | 202101169349101100 |
| 2020 | Planned Parenthood Madison, WI | D | $2,500 | paid | PROGRAM SUPPORT | 202101169349101100 |
| 2020 | University of Wisconsin-Platteville Platteville, WI | U | $1,500 | paid | SCHOLARSHIP | 202101169349101100 |
| 2020 | Viterbo University La Crosse, WI | U | $1,500 | paid | PROGRAM SUPPORT | 202101169349101100 |
| 2020 | American Players Theater Spring Green, WI | C | $1,000 | paid | PROGRAM SUPPORT | 202101169349101100 |
| 2020 | Occupaws Madison, WI | U | $1,000 | paid | PROGRAM SUPPORT | 202101169349101100 |
| 2020 | Davis Phinney Foundation Boulder, CO | C | $1,000 | paid | PROGRAM SUPPORT | 202101169349101100 |
| 2019 | UW Foundation Madison, WI | U | $50,000 | paid | SCHOLARSHIP | 202010659349100901 |
| 2019 | American Cancer Society Madison, WI | U | $5,000 | paid | PROGRAM SUPPORT | 202010659349100901 |
| 2019 | Planned Parenthood Madison, WI | D | $5,000 | paid | PROGRAM SUPPORT | 202010659349100901 |
| 2019 | Evans Scholars Golf, IL | U | $4,200 | paid | PROGRAM SUPPORT | 202010659349100901 |
| 2019 | Driftless Land Conservancy Dodgeville, WI | D | $2,500 | paid | PROGRAM SUPPORT | 202010659349100901 |
| 2019 | Edgewood College Madison, WI | B | $1,500 | paid | PROGRAM SUPPORT | 202010659349100901 |
| 2019 | UW Stevens Point Stevens Point, WI | U | $1,500 | paid | SCHOLARSHIP | 202010659349100901 |
| 2019 | UW Oshkosh Oshkosh, WI | U | $1,500 | paid | SCHOLARSHIP | 202010659349100901 |
| 2019 | UW Madison Madison, WI | B | $1,000 | paid | SCHOLARSHIP | 202010659349100901 |
| 2019 | American Players Theater Spring Green, WI | C | $1,000 | paid | PROGRAM SUPPORT | 202010659349100901 |
| 2019 | Ridgeway Advancement Ridgeway, WI | U | $1,000 | paid | PROGRAM SUPPORT | 202010659349100901 |
| 2019 | Davis Phinney Foundation Boulder, CO | C | $1,000 | paid | PROGRAM SUPPORT | 202010659349100901 |
| 2019 | Ridgeway Elementary Ridgeway, WI | U | $1,000 | paid | PROGRAM SUPPORT | 202010659349100901 |
| 2019 | Melina's Hope Denver, CO | U | $500 | paid | SCHOLARSHIP | 202010659349100901 |
| 2019 | Occupaws Madison, WI | U | $500 | paid | PROGRAM SUPPORT | 202010659349100901 |
Match tier: A Reported EIN · B Exact name and place · C Strong name match · D Probable name match · U Unresolved. Tiers C and D are inferred, not reported; see how matching works.
Recipient matching for this dataset version has not yet completed its independent precision check. Tier A rows carry the EIN the filer reported; tiers B–D are the matcher's inference and should be read as leads until the check is published on the methodology page.
Source filings
Every figure above is traceable to one of these IRS e-file returns by its OBJECT_ID.
| Form | Tax year | Period end | Filed | Schema | IRS OBJECT_ID |
|---|---|---|---|---|---|
| 990PF | 2025 | 2025-12-31 | not stated | 2025v4.1 | 202611329349101216 |
| 990PF | 2024 | 2024-12-31 | not stated | 2024v5.1 | 202501419349101200 |
| 990PF | 2023 | 2023-12-31 | not stated | 2023v5.0 | 202431369349102378 |
| 990PF | 2022 | 2022-12-31 | not stated | 2022v5.0 | 202301309349101000 |
| 990PF | 2021 | 2021-12-31 | not stated | 2021v4.2 | 202211229349100211 |
| 990PF | 2020 | 2020-12-31 | not stated | 2020v4.1 | 202101169349101100 |
| 990PF | 2019 | 2019-12-31 | not stated | 2019v5.0 | 202010659349100901 |
Derived from IRS Form 990-PF e-file XML; recipient identities from the IRS Exempt Organizations Business Master File. Dataset version 2026.09.0, built 2026-09-03. The same rows as Parquet: manifest; as JSON: /api/funders/392018087.json.
The same organization elsewhere in the program: exempt status and filing health · federal awards · grant guidance · open opportunities.
This is informational only, derived from public data on the dates shown. It is not an eligibility determination, and not legal, tax, or accounting advice. Verify against the official source before relying on it.