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Passes our checks

Tinker Coop

EIN 93-3246532 · Berkeley, CA

Public records show a registered, tax-exempt organization in good standing.

LegitimacyPassesRegistration and standingFinancial healthFair50 out of 100GovernanceNot ratedThe short tax form does not cover thisImpact evidenceDescribes programsHow well its results are evidenced

What it says it does

STEM AND ROBOTICS PROGRAMS FOR YOUNG PEOPLE IN GRADES K-8

Income
$129,826
Spending
$125,340
Reserves
0.8 months of spending
Largest source of income
fees for its services, 81%
Highest pay
$36,662, executive di

Source: Form 990EZ for the year ending July 31, 2025, filed with the Internal Revenue Service. Rating method 2026.2. How we rate

Financial health

Fair: 50 out of 100. Higher than 16% of charities in its peer group (education, under $250k).

  • Reserves

    4 of 35

    Spendable reserves would cover 0.8 months of spending.

  • Debt

    16 of 20

    It owes 21% of what it owns.

  • Living within its means

    15 of 15

    Income exceeded spending by 3% of income.

Source: Form 990EZ for the year ending July 31, 2025, filed with the Internal Revenue Service. Rating method 2026.2. How we rate

Governance

This organization files the short tax form, which does not ask about boards, policies or audits. That is normal for a small charity and is not a mark against it.

Source: Form 990EZ for the year ending July 31, 2025, filed with the Internal Revenue Service. Rating method 2026.2. How we rate

Impact evidence

Describes programs. Its tax return describes what it does but we have found no measurable results in it.

Programs described in its return (3)
  1. $115,182 spent. ROBOTICS: TINKER COOP'S ROBOTICS PROGRAMS ENGAGED 65 STUDENTS IN HANDS-ON STEM. STUDENTS IN GRADES K-8 BUILT, CODED, AND COMPETED IN FIRST ROBOTICS. ROBOTICS BUILT TEAMWORK, CREATIVITY, AND PRACTICAL ENGINEERING SKILLS.
  2. MAKER CLUBS: ENGAGED NEARLY 100 STUDENTS IN GRADES 3-8 IN HANDS-ON MAKER ACTIVITIES. STUDENTS EXPLORED STEM, CREATIVITY, AND DESIGN THROUGH MAKING. AND BUILT SKILLS WHILE FOSTERING JOY, CONNECTION AND COLLABORATION.
  3. COMMUNITY OUTREACH: ENGAGED 500+ PARTICIPANTS THROUGH FAMILY MAKER EVENTS & OUTREACH. PROGRAMS EMPHASIZED STEM ACCESS, CREATIVITY, AND COMMUNITY TIES. INSPIRED YOUTH AND FAMILIES TO EXPLORE, TINKER, AND INNOVATE TOGETHER.

Source: Form 990EZ for the year ending July 31, 2025, filed with the Internal Revenue Service. Rating method 2026.2. How we rate

Legitimacy checks

  1. Is it registered with the IRS? Passed.

    Listed in the IRS master file of tax-exempt organizations as a 501(c)(3) charitable organization.

    Source: Exempt Organizations Business Master File, Internal Revenue Service, file dated October 13, 2026.

  2. Has the IRS revoked its tax-exempt status? Passed.

    Not on the IRS automatic revocation list.

    Source: Automatic revocation of exemption list, Internal Revenue Service, file dated November 6, 2026.

  3. Are donations tax-deductible? Passed.

    On the IRS list of organizations eligible to receive tax-deductible contributions.

    Source: Publication 78 data: organizations eligible for tax-deductible contributions, Internal Revenue Service, file dated October 13, 2026.

  4. Is it keeping up with its IRS filings? Passed.

    Most recent return on file covers the year ending July 2025.

    Source: Exempt Organizations Business Master File, Internal Revenue Service, file dated October 13, 2026.

  5. How long has it been tax-exempt? Passed.

    Recognized by the IRS since November 2023.

    Source: Exempt Organizations Business Master File, Internal Revenue Service, file dated October 13, 2026.

  6. Is it in good standing with state regulators? Passed.

    Not on California's list of charities barred from soliciting. Other states are not yet checked.

    Source: May Not Operate or Solicit for Charitable Purposes list, California Attorney General, Registry of Charities and Fundraisers, file dated November 4, 2026.

Ratings and checks are our reading of public records, using the published method. They are not a statement about anyone's honesty. If you work for this organization, you can send corrections or results, confirm you want gifts through Veridonate, or ask to be removed from giving.