funder-graph › Recipients
Who funds Signal Technology Foundation
EIN 82-4506840 · Mountain View, CA · NTEE S40
Signal Technology Foundation of Mountain View, CA (EIN 82-4506840) was named as a grant recipient by 48 funders in 110 grants paid totaling $90,237,040 in tax years 2019–2025, 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
$90,237,040
110 grants paid
Funders
48
distinct grantmakers
Tax years
2019–2025
as reported by funders
Approved for future payment
$10,000
not included in grants received
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 111 most recent grants naming this organization.
| Tax year | Funder | Recipient | Match | Amount | Type | Purpose | Source filing |
|---|---|---|---|---|---|---|---|
| 2025 | Fidelity Investments Charitable Gift Fund | Signal Technology Foundation Mountain View, CA | A | $14,099,847 | paid | For grant recipient's exempt purposes | 202601389349301700 |
| 2025 | American Online Giving Foundation Inc | Signal Technology Foundation Mountain View, CA | A | $120,245 | paid | GENERAL SUPPORT | 202641969349302754 |
| 2025 | American Online Giving Foundation Inc | Signal Technology Foundation Mountain View, CA | A | $120,245 | paid | GENERAL SUPPORT | 202533509349301608 |
| 2025 | Donor Advised Charitable Giving Inc | Signal Technology Foundation Mountain View, CA | A | $118,897 | paid | PUBLIC, SOCIETAL BENEFIT | 202611199349300601 |
| 2025 | National Philanthropic Trust | Signal Technology Foundation Mountain View, CA | A | $101,000 | paid | PUBLIC, SOCIETAL BENEFIT | 202601289349302480 |
| 2025 | Vanguard Charitable Endowment Program | Signal Technology Foundation Mountain View, CA | A | $74,000 | paid | FOR RECIPIENT'S EXEMPT PURPOSE | 202621329349306657 |
| 2025 | Marin Community Foundation | Signal Technology Foundation Mountain View, CA | A | $10,000 | paid | PROVIDE GENERAL OPERATING SUPPORT | 202621299349300222 |
| 2025 | Yetadel Foundation | Signal Technology Foundation Mountain View, CA | B | $5,000 | paid | USE AS NEEDED | 202630579349100408 |
| 2025 | Liva Foundation C/O Timothy Crowley Trustee | Signal Foundation Mountain View, CA | B | $5,000 | paid | GENERAL FUND | 202601349349101950 |
| 2025 | Franklin Conklin Foundation | Signal Technology Foundation Mountain View, CA | B | $3,000 | paid | CHARITABLE | 202631349349103068 |
| 2025 | Amateur Radio Digital Communications | Signal Technology Foundation Mountain View, CA | B | $1,000 | paid | STATE-OF-THE-ART END-TO-END ENCRYPTION (POWERED BY THE OPEN SOURCE SIGNAL PROTOCOL) KEEPS YOUR CONVERSATIONS SECURE. DONATIONS HELP PAY FOR THE DEVELOPMENT AND MAINTENANCE OF SIGNAL, INCLUDING THE SERVERS AND BANDWIDTH REQUIRED TO MAKE SIGNAL AVAILABLE. | 202621339349103962 |
| 2025 | Gupta Charitable Foundation | Signal Technology Foundation Mountain View, CA | B | $10 | paid | General & Unrestricted | 202641219349101504 |
| 2024 | Fidelity Investments Charitable Gift Fund | Signal Technology Foundation Mountain View, CA | A | $11,202,954 | paid | For grant recipient's exempt purposes | 202521349349310887 |
| 2024 | Donor Advised Charitable Giving Inc | Signal Technology Foundation Mountain View, CA | A | $5,036,337 | paid | PUBLIC, SOCIETAL BENEFIT | 202541069349300729 |
| 2024 | Silicon Valley Community Foundation | Signal Technology Foundation Mountain View, CA | A | $1,001,200 | paid | Community Development | 202543149349305759 |
| 2024 | National Philanthropic Trust | Signal Technology Foundation Mountain View, CA | A | $101,750 | paid | PUBLIC, SOCIETAL BENEFIT | 202511339349301311 |
| 2024 | American Online Giving Foundation Inc | Signal Technology Foundation Mountain View, CA | A | $98,507 | paid | GENERAL SUPPORT | 202530159349302758 |
| 2024 | Morgan Stanley Global Impact Funding Trust Inc | Signal Technology Foundation Mountain View, CA | A | $20,000 | paid | UNRESTRICTED GENERAL SUPPORT | 202503239349300435 |
| 2024 | Vanguard Charitable Endowment Program | Signal Technology Foundation Mountain View, CA | A | $12,750 | paid | FOR RECIPIENT'S EXEMPT PURPOSE | 202511349349313096 |
| 2024 | Clementine Fund | Signal Technology Foundation Mountain View, CA | B | $10,000 | approved, future | COMMUNICATIONS INFRASTRUCTURE | 202523199349100717 |
| 2024 | Franklin Conklin Foundation | Signal Technology Foundation Mountain View, CA | B | $3,000 | paid | CHARITABLE | 202502799349100915 |
| 2024 | Amateur Radio Digital Communications | Signal Technology Foundation (the Signal App) Mountain View, CA | D | $2,500 | paid | STATE-OF-THE-ART END-TO-END ENCRYPTION (POWERED BY THE OPEN SOURCE SIGNAL PROTOCOL) KEEPS YOUR CONVERSATIONS SECURE. DONATIONS HELP PAY FOR THE DEVELOPMENT AND MAINTENANCE OF SIGNAL, INCLUDING THE SERVERS AND BANDWIDTH REQUIRED TO MAKE SIGNAL AVAILABLE. | 202523179349103742 |
| 2024 | Liva Foundation C/O Timothy Crowley Trustee | Signal Foundation Mountain View, CA | B | $500 | paid | GENERAL FUND | 202521359349104922 |
| 2024 | Amg Charitable Gift Foundation | Signal Technology Foundation Mountain View, CA | A | $500 | paid | PUBLIC ASSISTANCE | 202533169349307783 |
| 2024 | Lopker Family Foundation | Signal Technology Foundation Mountain View, CA | B | $500 | paid | IN FURTHERANCE OF SECTION 501 (C)(3) EXEMPT PURPOSE | 202543179349104059 |
| 2024 | Shell USA Company Foundation | Signal Technology Foundation Mountain View, CA | B | $400 | paid | 400 | 202503169349100200 |
| 2024 | Jpmorgan Chase Foundation | Signal Technology Foundation Mountain View, CA | B | $299 | paid | MATCHING CONTRIBUTION (GENERAL OPERATING SUPPORT) | 202531699349100608 |
| 2024 | Assurant Foundation | Signal Technology Foundation Mountain View, CA | B | $200 | paid | Financial Assistance | 202523039349100402 |
| 2024 | 522 Foundation Inc | Signal Technology Foundation Mountain View, CA | B | $100 | paid | GENERAL SUPPORT | 202533189349101948 |
| 2024 | Xcel Energy Foundation | Signal Technology Foundation Mountain View, CA | B | $50 | paid | MATCH PAYROLL DEDUCTION (501(C)3) GRANT | 202542979349100219 |
| 2023 | Fidelity Investments Charitable Gift Fund | Signal Technology Foundation Mountain View, CA | A | $6,074,594 | paid | For grant recipient's exempt purposes | 202441369349301334 |
| 2023 | Silicon Valley Community Foundation | Signal Technology Foundation Mountain View, CA | A | $250,400 | paid | Community Development | 202413129349304911 |
| 2023 | Gs Donor Advised Philanthropy Fund for Wealth Management Inc | Signal Technology Foundation Mountain View, CA | A | $106,000 | paid | COMMUNITY & HUMAN SERVICES | 202413109349303336 |
| 2023 | American Endowment Foundation | Signal Technology Foundation Mountain View, CA | A | $100,250 | paid | GENERAL OPERATING SUPPORT | 202442479349301654 |
| 2023 | American Online Giving Foundation Inc | Signal Technology Foundation Mountain View, CA | A | $86,676 | paid | GENERAL SUPPORT | 202410469349300741 |
| 2023 | The Blackbaud Giving Fund | Signal Technology Foundation Mountain View, CA | B | $53,640 | paid | GENERAL SUPPORT | 202402119349300860 |
| 2023 | Schwab Charitable Fund | Signal Technology Foundation Mountain View, CA | A | $27,150 | paid | PUBLIC, SOCIETAL BENEFIT | 202411039349301716 |
| 2023 | Clementine Fund | Signal Technology Foundation Mountain View, CA | B | $10,000 | paid | GENERAL OPERATING SUPPORT - GLOBAL COMMUNICATION | 202423129349102307 |
| 2023 | Ramp Foundation | Signal Technology Foundation Mountain View, CA | B | $10,000 | paid | GENERAL SUPPORT | 202413189349101691 |
| 2023 | Abundant Future Foundation | Signal Technology Foundation Mountain View, CA | B | $9,000 | paid | General & Unrestricted | 202442429349100719 |
| 2023 | Amazonsmile Foundation | Signal Technology Foundation Mountain View, CA | B | $8,494 | paid | GENERAL SUPPORT | 202540919349100629 |
| 2023 | Network for Good | Signal Technology Foundation Mountain View, CA | A | $6,068 | paid | UNRESTRICTED | 202413059349302646 |
| 2023 | Lopker Family Foundation | Signal Technology Foundation Mountain View, CA | B | $500 | paid | IN FURTHERANCE OF SECTION 501 (C)(3) EXEMPT PURPOSE | 202441719349100519 |
| 2023 | Liva Foundation C/O Timothy Crowley Trustee | Signal Foundation Mountain View, CA | B | $500 | paid | GENERAL FUND | 202413209349107261 |
| 2023 | Citizens Charitable Foundation | Signal Technology Foundation Mountain View, CA | B | $413 | paid | MATCHING GIFTS | 202422429349101072 |
| 2023 | Baird Foundation Inc | Signal Technology Foundation Mountain View, CA | B | $250 | paid | OTHER | 202431359349102643 |
| 2023 | Textron Charitable Trust Dtd 122353 | Signal Technology Foundation Mountain View, CA | B | $200 | paid | MATCHING GIFT TO CIVIC AGENCY | 202421349349100127 |
| 2023 | Assurant Foundation | Signal Technology Foundation Mountain View, CA | B | $100 | paid | Financial Assistance | 202432969349100003 |
| 2023 | Jpmorgan Chase Foundation | Signal Technology Foundation Mountain View, CA | B | $84 | paid | GENERAL OPERATING SUPPORT | 202443059349101309 |
| 2023 | The William Penn Foundation | Signal Technology Foundation Mountain View, CA | B | $80 | paid | PROTECTING FREE EXPRESSION - DONATIONS MADE ON JAN 21, FEB 22, OCT 18, AND NOV 23 FOR $10 EACH | 202433199349103223 |
| 2023 | The Bank of America Charitable Foundation Inc | Signal Technology Foundation Mountain View, CA | B | $50 | paid | PROGRAM/OPERATING SUPPORT | 202411309349100126 |
| 2023 | Jpmorgan Chase Foundation | Signal Technology Foundation Mountain View, CA | B | $20 | paid | GENERAL OPERATING SUPPORT | 202443059349101309 |
| 2023 | Earthsense Foundation | Signal Foundation Mountain View, CA | C | $20 | paid | PROTECT FREE EXPRESSION AND ENABLE SECURE GLOBAL COMMUNICATION THROUGH OPEN SOURCE PRIVACY TECHNOLOGY. | 202413209349107136 |
| 2023 | Li & Liu Family Foundation | Signal Mountain View, CA | D | $5 | paid | Charity purpose | 202323539349100212 |
| 2022 | Fidelity Investments Charitable Gift Fund | Signal Technology Foundation Mountain View, CA | A | $12,617,865 | paid | For grant recipient's exempt purposes | 202430459349302913 |
| 2022 | Fidelity Investments Charitable Gift Fund | Signal Technology Foundation Mountain View, CA | A | $12,617,865 | paid | For grant recipient's exempt purposes | 202321309349304807 |
| 2022 | Sijbrandij Foundation | Signal Technology Foundation Mountain View, CA | B | $1,000,000 | paid | GENERAL SUPPORT | 202333179349102443 |
| 2022 | National Philanthropic Trust | Signal Technology Foundation Mountain View, CA | A | $315,500 | paid | PUBLIC, SOCIETAL BENEFIT | 202311359349313966 |
| 2022 | The Camp Foundation | Signal Technology Foundation Mountain View, CA | B | $250,000 | paid | GENERAL SUPPORT | 202323189349105247 |
| 2022 | American Online Giving Foundation Inc | Signal Technology Foundation Mountain View, CA | A | $68,866 | paid | GENERAL SUPPORT | 202340469349301209 |
| 2022 | Schwab Charitable Fund | Signal Technology Foundation Mountain View, CA | A | $15,000 | paid | PUBLIC, SOCIETAL BENEFIT | 202330939349300403 |
| 2022 | Amazonsmile Foundation | Signal Technology Foundation Mountain View, CA | B | $13,619 | paid | GENERAL SUPPORT | 202313119349100141 |
| 2022 | The Blackbaud Giving Fund | Signal Technology Foundation Mountain View, CA | A | $10,498 | paid | GENERAL SUPPORT | 202312409349300046 |
| 2022 | Ramp Foundation | Signal Foundation Technology Mountain View, CA | D | $10,000 | paid | GENERAL SUPPORT | 202343179349103089 |
| 2022 | Network for Good | Signal Technology Foundation Mountain View, CA | A | $8,025 | paid | UNRESTRICTED | 202342939349300849 |
| 2022 | Morgan Stanley Global Impact Funding Trust Inc | Signal Technology Foundation Mountain View, CA | A | $5,000 | paid | UNRESTRICTED GENERAL SUPPORT | 202302999349301010 |
| 2022 | Abundant Future Foundation | Signal Technology Foundation Mountain View, CA | B | $1,000 | paid | General & Unrestricted | 202322569349100307 |
| 2022 | United Minds for Progress Inc | Signal Foundation Mountain View, CA | B | $500 | paid | FURTHERANCE OF CHARITABLE PURPOSES | 202300659349100505 |
| 2022 | Liva Foundation C/O Timothy Crowley Trustee | Signal Foundation Mountain View, CA | C | $500 | paid | GENERAL FUND | 202321359349105897 |
| 2022 | Baird Foundation Inc | Signal Technology Foundation Mountain View, CA | B | $500 | paid | GENERAL SUPPORT | 202341359349105924 |
| 2022 | 522 Foundation Inc | Signal Technology Foundation Mountain View, CA | B | $500 | paid | GENERAL SUPPORT | 202323199349101242 |
| 2022 | Lopker Family Foundation | Signal Technology Foundation Mountain View, CA | B | $500 | paid | IN FURTHERANCE OF SECTION 501 (C)(3) EXEMPT PURPOSE | 202331529349101208 |
| 2022 | Heartland Midwest Foundation | Signal Foundation Mountain View, CA | B | $250 | paid | Charitable | 202331709349100208 |
| 2022 | Citizens Charitable Foundation | Signal Technology Foundation Mountain View, CA | B | $250 | paid | MATCHING GIFT | 202323189349102337 |
| 2022 | Jpmorgan Chase Foundation | Signal Technology Foundation Mountain View, CA | B | $110 | paid | GENERAL OPERATING SUPPORT | 202322839349100212 |
| 2022 | The Bank of America Charitable Foundation Inc | Signal Technology Foundation Mountain View, CA | B | $100 | paid | PROGRAM/OPERATING SUPPORT | 202301309349101020 |
| 2022 | M B Seretean Foundation | Signal Technology Foundation Mountain View, CA | B | $100 | paid | GENERAL FUND | 202313209349100001 |
| 2022 | The Bank of America Charitable Foundation Inc | Signal Technology Foundation Mountain View, CA | B | $100 | paid | PROGRAM/OPERATING SUPPORT | 202301309349101020 |
| 2022 | The Pfizer Foundation Inc | Signal Technology Foundation Mountain View, CA | B | $100 | paid | MATCHING GIFTS | 202313079349100411 |
| 2022 | Verizon Foundation | Signal Technology Foundation Mountain View, CA | B | $100 | paid | MIP PAYOUT FOR 12/02/22 | 202303189349106350 |
| 2022 | Texas Instruments Foundation | Signal Technology Foundation Mountain View, CA | B | $90 | paid | DONATIONS TO COLLEGES, UNIVERSITIES AND OTHER ORGANIZATIONS UNDER "MATCHING GIFTS PROGRAM." | 202322579349100702 |
| 2022 | Xcel Energy Foundation | Signal Technology Foundation Mountain View, CA | B | $50 | paid | MATCHING FUNDS | 202302379349100410 |
| 2022 | The Bank of America Charitable Foundation Inc | Signal Technology Foundation Mountain View, CA | B | $25 | paid | PROGRAM/OPERATING SUPPORT | 202301309349101020 |
| 2022 | Assurant Foundation | Signal Technology Foundation Mountain View, CA | B | $20 | paid | Financial Assistance | 202322929349100202 |
| 2022 | The Yelp Foundation | Signal Technology Foundation Mountain View, CA | B | $10 | paid | MATCHING CONTRIBUTION MADE BY EMPLOYEE OF YELP, INC. | 202441289349103684 |
| 2021 | Fidelity Investments Charitable Gift Fund | Signal Technology Foundation Mountain View, CA | A | $7,726,890 | paid | For grant recipient's exempt purposes | 202221339349302787 |
| 2021 | American Online Giving Foundation Inc | Signal Technology Foundation Mountain View, CA | A | $55,070 | paid | GENERAL SUPPORT | 202240469349301419 |
| 2021 | Schwab Charitable Fund | Signal Technology Foundation Mountain View, CA | A | $22,550 | paid | PUBLIC, SOCIETAL BENEFIT | 202230499349301028 |
| 2021 | Vanguard Charitable Endowment Program | Signal Technology Foundation Mountain View, CA | A | $15,001 | paid | FOR RECIPIENT'S EXEMPT PURPOSE | 202211339349310116 |
| 2021 | National Philanthropic Trust | Signal Technology Foundation Mountain View, CA | A | $10,000 | paid | PUBLIC, SOCIETAL BENEFIT | 202231339349309863 |
| 2021 | Los Altos Community Foundation | Signal Technology Foundation Mountain View, CA | A | $10,000 | paid | OPERATIONS | 202220249349300632 |
| 2021 | Network for Good | Signal Technology Foundation Mountain View, CA | A | $9,272 | paid | UNRESTRICTED | 202212289349300736 |
| 2021 | Lopker Family Foundation | Signal Technology Foundation Mountain View, CA | B | $2,000 | paid | GENERAL | 202231259349101928 |
| 2021 | John D and Catherine T Macarthur Foundation (consolidated) | Signal Technology Foundation Mountain View, CA | B | $300 | paid | In support of general operations. | 202340929349100004 |
| 2021 | Cherry Tree Giving Foundation | Signal Foundation Mountain View, CA | C | $300 | paid | Donation | 202212849349100636 |
| 2021 | The Bank of America Charitable Foundation Inc | Signal Technology Foundation Mountain View, CA | B | $150 | paid | OPERATIONAL SUPPORT | 202221309349101737 |
| 2021 | The Bank of America Charitable Foundation Inc | Signal Technology Foundation Mountain View, CA | B | $100 | paid | OPERATIONAL SUPPORT | 202221309349101737 |
| 2021 | Jpmorgan Chase Foundation | Signal Technology Foundation Mountain View, CA | B | $55 | paid | GENERAL OPERATING SUPPORT | 202232809349100618 |
| 2021 | The Bank of America Charitable Foundation Inc | Signal Technology Foundation Mountain View, CA | B | $27 | paid | OPERATIONAL SUPPORT | 202221309349101737 |
| 2021 | Texas Instruments Foundation | Signal Technology Foundation Mountain View, CA | B | $25 | paid | DONATIONS TO COLLEGES, UNIVERSITIES AND OTHER ORGANIZATIONS UNDER "MATCHING GIFTS PROGRAM." | 202242559349100709 |
| 2021 | The Bank of America Charitable Foundation Inc | Signal Technology Foundation Mountain View, CA | B | $24 | paid | OPERATIONAL SUPPORT | 202221309349101737 |
| 2021 | The Plymouth Rock Assurance Foundation | Signal Technology Foundation Mountain View, CA | B | $20 | paid | Employee Matching | 202440869349100309 |
| 2020 | Fidelity Investments Charitable Gift Fund | Signal Technology Foundation Mountain View, CA | A | $16,001,150 | paid | For grant recipient's exempt purposes | 202121359349300427 |
| 2020 | Goldman Sachs Philanthropy Fund | Signal Technology Foundation Mountain View, CA | A | $50,000 | paid | COMMUNITY & HUMAN SERVICES | 202142779349300844 |
| 2020 | Schwab Charitable Fund | Signal Technology Foundation Mountain View, CA | A | $11,608 | paid | PUBLIC, SOCIETAL BENEFIT | 202140489349301804 |
| 2020 | Amazonsmile Foundation | Signal Technology Foundation Mountain View, CA | B | $1,046 | paid | GENERAL SUPPORT | 202113199349100901 |
| 2020 | The Bank of America Charitable Foundation Inc | Signal Technology Foundation Mountain View, CA | B | $40 | paid | GENERAL SUPPORT | 202131479349100003 |
| 2020 | Jpmorgan Chase Foundation | Signal Technology Foundation Mountain View, CA | B | $30 | paid | GENERAL OPERATING SUPPORT | 202122529349101012 |
| 2020 | The Bank of America Charitable Foundation Inc | Signal Technology Foundation Mountain View, CA | B | $30 | paid | GENERAL SUPPORT | 202131479349100003 |
| 2020 | The Bank of America Charitable Foundation Inc | Signal Technology Foundation Mountain View, CA | B | $24 | paid | GENERAL SUPPORT | 202131479349100003 |
| 2019 | Fidelity Investments Charitable Gift Fund | Signal Technology Foundation Mountain View, CA | A | $500,000 | paid | For grant recipient's exempt purposes | 202041789349301474 |
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.