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Tideline Foundation

EIN 87-3420125 · San Francisco, CA

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

LegitimacyPassesRegistration and standingFinancial healthStrong93 out of 100GovernanceFair69 out of 100Impact evidenceDescribes programsHow well its results are evidenced

What it says it does

TIDELINE FOUNDATION PROMOTES SOCIETAL WELFARE AND WORKS TO LESSEN TENSIONS AND ELIMINATE PREJUDICE AND DISCRIMINATION BY PROMOTING COHESION THROUGH BUILDING A RECOGNITION OF THE COMMONALITY OF INTEREST AMONG ALL CITIZENS THROUGH EDUCATION AND COMMUNICATION.

Income
$422,248
Spending
$159,920
Spent on programs
63%
Reserves
Over 10 years of spending
Largest source of income
investment income, 100%
Employees
0
Volunteers
0

Source: Form 990 for the year ending September 30, 2024, filed with the Internal Revenue Service. Rating method 2026.2. How we rate

Financial health

Strong: 93 out of 100. Higher than 74% of charities in its peer group (public benefit, $250k to $1m).

  • Reserves

    35 of 35

    Spendable reserves would cover more than ten years of spending.

  • Debt

    20 of 20

    It owes 0% of what it owns.

  • Living within its means

    15 of 15

    Income exceeded spending by 62% of income.

  • Income trend

    15 of 15

    Income rose 333% on the year before.

  • Spending floor

    8 of 15

    63% of spending went to programs.

Source: Form 990 for the year ending September 30, 2024, filed with the Internal Revenue Service. Rating method 2026.2. How we rate

Governance

Fair: 69 out of 100. Higher than 48% of charities in its peer group (public benefit, $250k to $1m).

  • Independent board

    5 of 25

    0 of 3 voting board members are independent.

  • Conflict of interest policy

    15 of 15

    Has a written conflict of interest policy.

  • Whistleblower policy

    8 of 8

    Has a written whistleblower policy.

  • Record keeping policy

    7 of 7

    Has a written policy on keeping and destroying records.

  • Board minutes

    5 of 5

    Keeps minutes of board meetings.

  • Board sees the tax return

    10 of 10

    Gave the board a copy of this return before filing it.

  • Independent check of accounts

    6 of 15

    Its accounts were not audited or reviewed by an independent accountant.

  • No reported misuse

    10 of 10

    Reports no diversion of assets, excess benefits or loans to insiders.

Source: Form 990 for the year ending September 30, 2024, 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 (1)
  1. $100,000 spent. RESEARCH RELATED TO EMOTIONAL COMMUNICATION AND HOW IT CAN BE USED TO CREATE COHESION RATHER THAN DIVISION TO FORM THE FOUNDATION OF EFFECTIVE COMMUNICATION AND PROMOTE COHESION, SPECIFICALLY INTO MESSAGES AND MEANS OF PROMOTING COMMONALITY OF INTEREST BETWEEN COMPETING INTEREST GROUPS, AND THEN TO PURSUE THE CREATION AND DISSEMINATION OF MATERIALS ACROSS ALL FORMS OF MEDIA AND INFORMATION DISSEMINATION PROMOTING THE MESSAGE AND MEANS.

Source: Form 990 for the year ending September 30, 2024, 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 September 7, 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 September 30, 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 September 10, 2026.

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

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

    Source: Exempt Organizations Business Master File, Internal Revenue Service, file dated September 7, 2026.

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

    Recognized by the IRS since April 2022.

    Source: Exempt Organizations Business Master File, Internal Revenue Service, file dated September 7, 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 October 7, 2026.

  7. Could it be confused with another charity? Worth knowing.

    A much larger organization has a similar name: Tides Foundation (San Francisco, CA), EIN 51-0198509. If that is the one you meant, check the EIN before giving.

    Source: Exempt Organizations Business Master File, Internal Revenue Service, file dated September 7, 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.