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International Society for Third Sector Research Inc

EIN 81-1457448 · Seattle, WA

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

LegitimacyPassesRegistration and standingFinancial healthFair63 out of 100GovernanceStrong91 out of 100Impact evidenceDescribes programsHow well its results are evidenced

What it says it does

ISTRs mission is to advance knowledge about the Third Sector Civil Society. Through its continuing operations the Society seeks to: Motivate excellence in the research & study of the Third Sector Civil Society & impactful dissemination & utilization of that knowledge ideas & research findings.

Income
$277,602
Spending
$425,360
Spent on programs
81%
Reserves
29.1 months of spending
Largest source of income
fees for its services, 74%
Employees
3
Volunteers
118
Highest pay
$142,208, executive director

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

Financial health

Fair: 63 out of 100. Higher than 26% of charities in its peer group (international, $250k to $1m).

  • Reserves

    35 of 35

    Spendable reserves would cover 29.1 months of spending.

  • Debt

    20 of 20

    It owes 7% of what it owns.

  • Living within its means

    0 of 15

    Spending exceeded income by 53% of income.

  • Income trend

    0 of 15

    Income fell 58% on the year before.

  • Spending floor

    8 of 15

    81% of spending went to programs and raising each dollar of donations cost 37 cents.

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

Governance

Strong: 91 out of 100. Higher than 79% of charities in its peer group (international, $250k to $1m).

  • Independent board

    25 of 25

    16 of 16 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.

  • Pay set independently

    5 of 5

    Sets its chief executive's pay through independent review and comparison.

  • 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 December 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 (2)
  1. $291,554 spent. ISTR hosts an international conference every two years in the even numbered years and regional conferences in the odd numbered years. In 2025 ISTR hosted two regional conferences and associated PhD Seminars in Cebu the Philippines and Mexico City Mexico.
  2. $52,415 spent. ISTR provides editorial stipends for its publications: Voluntas: International Journal of Voluntary and Nonprofit Organizations and regional newsletters in Asia-Pacific Latin America and the Caribbean and the Middle East and North Africa and Southern Africa. ISTRs other programs include a mentoring program member newsletter and online events series.

Source: Form 990 for the year ending December 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 December 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 July 2017.

    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.