funder-graph › Recipients
Who funds Math Circles of Chicago
EIN 45-2071512 · Chicago, IL
Math Circles of Chicago of Chicago, IL (EIN 45-2071512) was named as a grant recipient by 42 funders in 94 grants paid totaling $1,956,132 in tax years 2018–2025, as reported on the funders' Forms 990-PF and 990 Schedule I. Each edge was resolved to this EIN at the match tier shown. Dataset version 2026.09.0, built 2026-09-03.
Grants received
$1,956,132
94 grants paid
Funders
42
distinct grantmakers
Tax years
2018–2025
as reported by funders
Funders
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.
Grants
The 94 most recent grants naming this organization.
| Tax year | Funder | Recipient | Match | Amount | Type | Purpose | Source filing |
|---|---|---|---|---|---|---|---|
| 2025 | Fidelity Investments Charitable Gift Fund | Math Circles of Chicago Chicago, IL | A | $205,400 | paid | For grant recipient's exempt purposes | 202601389349301700 |
| 2025 | Paul Bechtner Foundation C/O Paul C Weaver | Math Circles of Chicago Chicago, IL | B | $129,600 | paid | SUPPORT MATH IN SCHOOLS | 202611979349100416 |
| 2025 | Donor Advised Charitable Giving Inc | Math Circles of Chicago Chicago, IL | A | $17,200 | paid | EDUCATION | 202611199349300601 |
| 2025 | American Online Giving Foundation Inc | Math Circles of Chicago Chicago, IL | A | $15,659 | paid | GENERAL SUPPORT | 202533509349301608 |
| 2025 | American Online Giving Foundation Inc | Math Circles of Chicago Chicago, IL | A | $15,659 | paid | GENERAL SUPPORT | 202641969349302754 |
| 2025 | Polk Bros Foundation Inc | Math Circles of Chicago Chicago, IL | B | $15,000 | paid | Education | 202641069349100149 |
| 2025 | Helen V Brach Foundation | Math Circles of Chicago Chicago, IL | C | $10,000 | paid | To support over 4,000 3rd-12th grade students in online and after-school sessions in math curriculum which is exploratory and engaging | 202501709349100105 |
| 2025 | Vanguard Charitable Endowment Program | Math Circles of Chicago Chicago, IL | A | $10,000 | paid | FOR RECIPIENT'S EXEMPT PURPOSE | 202621329349306657 |
| 2025 | The Rossotti Family Foundation | Math Circles of Chicago Chicago, IL | B | $10,000 | paid | CHARITABLE | 202611189349101006 |
| 2025 | Kla Samaritan Foundation Inc Co First | Math Circles of Chicago Chicago, IL | B | $5,000 | paid | GENERAL PURPOSE | 202611319349102501 |
| 2025 | Sbb Research Group Foundation | Math Circles of Chicago Chicago, IL | C | $5,000 | paid | TO FURTHER THE MISSION OF THE DONEE | 202621349349104002 |
| 2025 | Sage Foundation | Math Circles of Chicago Chicago, IL | C | $5,000 | paid | General, charitable, educational | 202641189349101004 |
| 2025 | Andrew and Alice Fischer Charitable Trust | Math Circles of Chicago Chicago, IL | B | $5,000 | paid | UNRESTRICTED | 202641179349100449 |
| 2025 | Mazza Foundation | Math Circles of Chicago Chicago, IL | B | $5,000 | paid | GENERAL OPERATING SUPPORT | 202600579349100820 |
| 2025 | Deupree Family Foundation | Math Circles of Chicago Chicago, IL | B | $1,500 | paid | Summer Camp or any fee-based program during the school year Fund | 202620419349101102 |
| 2024 | The Simons Foundation Inc | Math Circles of Chicago Chicago, IL | B | $100,000 | paid | MC2 SCHOLARS AND SUMMER CAMP EXPANSION | 202503179349103885 |
| 2024 | Fidelity Investments Charitable Gift Fund | Math Circles of Chicago Chicago, IL | A | $75,431 | paid | For grant recipient's exempt purposes | 202521349349310887 |
| 2024 | Lohengrin Foundation Inc | Math Circles of Chicago Chicago, IL | C | $60,625 | paid | GENERAL FUND | 202543219349103454 |
| 2024 | The Brinson Foundation | Math Circles of Chicago Chicago, IL | B | $53,000 | paid | GENERAL OPERATING SUPPORT AND PDTA | 202513179349102216 |
| 2024 | Richard Allan Barry Family Charitable Foundation | Math Circles of Chicago Chicago, IL | C | $25,000 | paid | support | 202503219349102770 |
| 2024 | The Minneapolis Foundation | Math Circles of Chicago Chicago, IL | A | $18,750 | paid | DONOR-ADVISED, GENERAL | 202520289349302052 |
| 2024 | National Philanthropic Trust | Math Circles of Chicago Chicago, IL | A | $17,500 | paid | EDUCATION | 202511339349301311 |
| 2024 | Donor Advised Charitable Giving Inc | Math Circles of Chicago Chicago, IL | A | $17,000 | paid | EDUCATION | 202541069349300729 |
| 2024 | Polk Bros Foundation Inc | Math Circles of Chicago Chicago, IL | B | $15,000 | paid | Education | 202541209349102554 |
| 2024 | American Online Giving Foundation Inc | Math Circles of Chicago Chicago, IL | A | $12,565 | paid | GENERAL SUPPORT | 202530159349302758 |
| 2024 | Helen V Brach Foundation | Math Circles of Chicago Chicago, IL | C | $10,000 | paid | To support over 2,000 5th-12th grade students in online and after-school sessions in math curriculum which is exploratory and engaging | 202401579349100115 |
| 2024 | Paul Bechtner Foundation C/O Paul C Weaver | Math Circles of Chicago Chicago, IL | B | $10,000 | paid | SUPPORT MATH IN SCHOOLS | 202501319349100350 |
| 2024 | Silicon Valley Community Foundation | Math Circles of Chicago Chicago, IL | A | $6,283 | paid | Education | 202543149349305759 |
| 2024 | The Ten Talents Foundation Ltd | Math Circles of Chicago Chicago, IL | B | $5,000 | paid | CHARITABLE | 202521329349101092 |
| 2024 | Luther I Replogle Foundation | Math Circles of Chicago Chicago, IL | B | $5,000 | paid | MATH EDUCATION | 202502389349101415 |
| 2024 | Kla Samaritan Foundation Inc Co First | Math Circles of Chicago Chicago, IL | B | $5,000 | paid | GENERAL PURPOSE | 202521579349100702 |
| 2024 | Sage Foundation | Math Circles of Chicago Chicago, IL | B | $5,000 | paid | General, charitable, educational | 202501269349101745 |
| 2024 | Math for America | Math Circles of Chicago Chicago, IL | B | $500 | paid | GENERAL GRANT | 202520579349100807 |
| 2024 | Jpmorgan Chase Foundation | Math Circles of Chicago Chicago, IL | B | $50 | paid | MATCHING CONTRIBUTION (GENERAL OPERATING SUPPORT) | 202531699349100608 |
| 2023 | Morgan Stanley Global Impact Funding Trust Inc | Math Circles of Chicago Chicago, IL | A | $165,369 | paid | UNRESTRICTED GENERAL SUPPORT | 202403209349313980 |
| 2023 | Vanguard Charitable Endowment Program | Math Circles of Chicago Chicago, IL | A | $50,000 | paid | FOR RECIPIENT'S EXEMPT PURPOSE | 202441359349309439 |
| 2023 | Lohengrin Foundation Inc | Math Circles of Chicago Chicago, IL | C | $41,000 | paid | GENERAL FUND | 202443209349107404 |
| 2023 | The Brinson Foundation | Math Circles of Chicago Chicago, IL | C | $38,000 | paid | GENERAL OPERATING SUPPORT AND PDTA | 202423199349103057 |
| 2023 | Richard Allan Barry Family Charitable Foundation | Math Circles of Chicago Chicago, IL | C | $25,000 | paid | support | 202433179349102083 |
| 2023 | Schwab Charitable Fund | Math Circles of Chicago Chicago, IL | A | $18,402 | paid | EDUCATION | 202411039349301716 |
| 2023 | Polk Bros Foundation Inc | Math Circles of Chicago Chicago, IL | C | $15,000 | paid | Education | 202401519349101905 |
| 2023 | The Albert Pick Jr Fund | Math Circles of Chicago Chicago, IL | B | $15,000 | paid | General Operating fund | 202403209349107610 |
| 2023 | John D and Catherine T Macarthur Foundation (consolidated) | Math Circles of Chicago Chicago, IL | C | $10,956 | paid | In support of general operations. | 202423189349103932 |
| 2023 | Helen V Brach Foundation | Math Circles of Chicago Chicago, IL | C | $10,000 | paid | To support 1,000 5th-12th grade students in online and out-of-school sessions in math curriculum which is exploratory and engaging | 202301539349100600 |
| 2023 | Paul Bechtner Foundation C/O Paul C Weaver | Math Circle of Chicago Chicago, IL | C | $10,000 | paid | SUPPORT PASSION FOR MATH | 202432219349101018 |
| 2023 | Fidelity Investments Charitable Gift Fund | Math Circles of Chicago Chicago, IL | A | $6,500 | paid | For grant recipient's exempt purposes | 202441369349301334 |
| 2023 | American Mathematical Society | Math Circles of Chicago Chicago, IL | A | $6,000 | paid | EPSILON FUND - ANNUAL SUPPORT | 202402829349302310 |
| 2023 | American Online Giving Foundation Inc | Math Circles of Chicago Chicago, IL | A | $5,750 | paid | GENERAL SUPPORT | 202410469349300741 |
| 2023 | Luther I Replogle Foundation | Math Circles of Chicago Chicago, IL | B | $5,000 | paid | GENERAL OPERATING SUPPORT | 202403209349105985 |
| 2023 | Sedge Plitt Charitable Trust III C/O Loren Stone | Math Circles of Chicago Chicago, IL | C | $2,500 | paid | GENERAL FUNDS | 202413179349103026 |
| 2023 | Jpmorgan Chase Foundation | Math Circles of Chicago Chicago, IL | B | $100 | paid | GENERAL OPERATING SUPPORT | 202443059349101309 |
| 2023 | Amazonsmile Foundation | Math Circles of Chicago Chicago, IL | C | $72 | paid | GENERAL SUPPORT | 202540919349100629 |
| 2022 | Morgan Stanley Global Impact Funding Trust Inc | Math Circles of Chicago Chicago, IL | A | $100,000 | paid | UNRESTRICTED GENERAL SUPPORT | 202302999349301010 |
| 2022 | Lohengrin Foundation Inc | Math Circles of Chicago Chicago, IL | C | $40,000 | paid | GENERAL FUND | 202313199349108656 |
| 2022 | Schwab Charitable Fund | Math Circles of Chicago Chicago, IL | A | $35,071 | paid | EDUCATION | 202330939349300403 |
| 2022 | The Brinson Foundation | Math Circles of Chicago Chicago, IL | C | $33,000 | paid | GENERAL OPERATING SUPPORT AND PDTA | 202343199349100609 |
| 2022 | Albert Pick Jr Fund | Math Circles of Chicago Chicago, IL | C | $20,000 | paid | Educational Orgs and Schools | 202343149349101429 |
| 2022 | John D and Catherine T Macarthur Foundation (consolidated) | Math Circles of Chicago Chicago, IL | C | $15,000 | paid | In support of general operations | 202313179349104401 |
| 2022 | American Online Giving Foundation Inc | Math Circles of Chicago Chicago, IL | A | $11,953 | paid | GENERAL SUPPORT | 202340469349301209 |
| 2022 | Helaine Edgar Opportunity Foundation | Math Circles of Chicago Chicago, IL | C | $10,000 | paid | GENERAL GRANT | 202430169349101098 |
| 2022 | Richard Allan Barry Family Charitable Foundation | Math Circles of Chicago Chicago, IL | C | $10,000 | paid | support | 202342439349100124 |
| 2022 | The Chicago Community Trust | Math Circles of Chicago Chicago, IL | A | $5,500 | paid | General operating support - in recognition of Pi Day, general operating support, Management Suite contribution to support developing a standardized brand identity, website content, and email campaign | 202432279349301703 |
| 2022 | The Chicago Community Trust | Math Circles of Chicago Chicago, IL | A | $5,500 | paid | General operating support - in recognition of Pi Day, general operating support, Management Suite contribution to support developing a standardized brand identity, website content, and email campaign | 202312279349301591 |
| 2022 | Helen V Brach Foundation | Math Circles of Chicago Chicago, IL | C | $5,000 | paid | To support 1,000 5th-12th grade students in online and out-of-school sessions in math curriculum which is exploratory and engaging | 202211529349100316 |
| 2022 | Richman - Zalkind Family Foundation | Math Circles Chicago, IL | D | $500 | paid | CHARITABLE | 202342759349100404 |
| 2022 | Howard & Sandra Mandell Charitable Foundation | Math Circles of Chicago Chicago, IL | C | $200 | paid | UNRESTRICTED | 202341359349102339 |
| 2022 | Jpmorgan Chase Foundation | Math Circles of Chicago Chicago, IL | C | $100 | paid | GENERAL OPERATING SUPPORT | 202322839349100212 |
| 2022 | Amazonsmile Foundation | Math Circles of Chicago Chicago, IL | C | $96 | paid | GENERAL SUPPORT | 202313119349100141 |
| 2021 | Foley Family Foundation | Math Circles of Chicago Chicago, IL | C | $50,000 | paid | EDUCATION | 202221649349100612 |
| 2021 | Glasser and Rosenthal Family Foundation | Math Circles of Chicago Chicago, IL | A | $40,000 | paid | General operating support | 202212249349300711 |
| 2021 | John D and Catherine T Macarthur Foundation (consolidated) | Math Circles of Chicago Chicago, IL | C | $21,273 | paid | In support of general operations. | 202340929349100004 |
| 2021 | The Chicago Community Trust | Math Circles of Chicago Chicago, IL | A | $19,100 | paid | TO SUPPORT MANAGEMENT SUITE, CAPACITY BUILDING ACTIVITIES, LEADERSHIP DEVELOPMENT, STRATEGIC PLANNING, AND TECHNICAL ASSISTANCE | 202222249349300837 |
| 2021 | Fidelity Investments Charitable Gift Fund | Math Circles of Chicago Chicago, IL | A | $11,860 | paid | For grant recipient's exempt purposes | 202221339349302787 |
| 2021 | American Online Giving Foundation Inc | Math Circles of Chicago Chicago, IL | A | $10,126 | paid | GENERAL SUPPORT | 202240469349301419 |
| 2021 | Schwab Charitable Fund | Math Circles of Chicago Chicago, IL | A | $5,686 | paid | EDUCATION | 202230499349301028 |
| 2021 | The Spencer Foundation | Math Circles of Chicago Chicago, IL | C | $4,000 | paid | Chicago Community COVID Micro-Grant for Math Circles of Chicago | 202123129349101612 |
| 2021 | Jpmorgan Chase Foundation | Math Circles of Chicago Chicago, IL | C | $268 | paid | GENERAL OPERATING SUPPORT | 202232809349100618 |
| 2020 | The Brinson Foundation | Math Circles of Chicago Chicago, IL | C | $27,500 | paid | GENERAL OPERATING SUPPORT AND PROFESSIONAL DEVELOPMENT AND TECHNICAL ASSISTANCE | 202103199349105140 |
| 2020 | The Chicago Community Trust | Math Circles of Chicago Chicago, IL | A | $21,785 | paid | GENERAL OPERATING SUPPORT | 202112239349302351 |
| 2020 | Albert Pick Jr Fund | Math Circles of Chicago Chicago, IL | C | $20,000 | paid | Educational Organizations and Schools | 202102509349100765 |
| 2020 | John D and Catherine T Macarthur Foundation (consolidated) | Math Circles of Chicago Chicago, IL | C | $12,500 | paid | in support of general operations. | 202133169349104553 |
| 2020 | American Online Giving Foundation Inc | Math Circles of Chicago Chicago, IL | A | $10,668 | paid | GENERAL SUPPORT | 202120469349300002 |
| 2020 | American Endowment Foundation | Math Circles of Chicago Chicago, IL | A | $10,000 | paid | PROGRAMS | 202133159349308163 |
| 2020 | Silicon Valley Community Foundation | Math Circles of Chicago Chicago, IL | A | $10,000 | paid | Education | 202103199349327615 |
| 2020 | The Ten Talents Foundation Ltd | Math Circles of Chicago Chicago, IL | C | $5,000 | paid | CHARITABLE | 202121339349102082 |
| 2020 | The Fogelson Foundation C/O Dowell Group | Math Circles of Chicago Chicago, IL | C | $3,000 | paid | GENERAL | 202121729349100432 |
| 2020 | Richman - Zalkind Family Foundation | Math Circles Chicago, IL | D | $1,000 | paid | CHARITABLE | 202122869349100912 |
| 2020 | Amazonsmile Foundation | Math Circles of Chicago Chicago, IL | C | $75 | paid | GENERAL SUPPORT | 202113199349100901 |
| 2019 | The Chicago Community Trust | Math Circles of Chicago Chicago, IL | A | $16,000 | paid | GENERAL OPERATING SUPPORT | 202022199349300707 |
| 2019 | The Springboard Foundation | Math Circles of Chicago Chicago, IL | A | $15,000 | paid | General Operating Support | 202002249349301415 |
| 2018 | The Springboard Foundation | Math Circles of Chicago Chicago, IL | A | $13,500 | paid | General Operating Support | 201912209349301116 |
| 2018 | Depaul University | Math Circles of Chicago Chicago, IL | A | $9,000 | paid | Grant Sub-award | 201921339349305007 |
| 2018 | The Fogelson Foundation | Math Circles of Chicago Chicago, IL | C | $4,000 | paid | GENERAL | 201941309349102774 |
| 2018 | Richman-Zalkind Family Foundation | Math Circles Chicago, IL | D | $1,500 | paid | GENERAL PURPOSE | 201942469349100314 |
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 inferred and should be read as leads until the check is published on the methodology page.
Derived from IRS Form 990-PF and Form 990 Schedule I e-file XML filed by the funders shown; this organization's identity from the IRS Exempt Organizations Business Master File. Dataset version 2026.09.0, built 2026-09-03. The rows as Parquet: manifest.
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.