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Geobook Studio Inc

EIN 88-3480071 · Whately, MA

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

LegitimacyPassesRegistration and standingFinancial healthGood74 out of 100GovernanceNot ratedThe short tax form does not cover thisImpact evidenceDescribes programsHow well its results are evidenced

What it says it does

The purpose of GeoBook Studio Inc. is: to present complex information using graphics as well as text to facilitate the efficient understanding of ideas.

Income
$64,022
Spending
$67,913
Reserves
10.8 months of spending
Largest source of income
donations and private grants, 99%

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

Financial health

Good: 74 out of 100. Higher than 48% of charities in its peer group (arts and culture, under $250k).

  • Reserves

    28 of 35

    Spendable reserves would cover 10.8 months of spending.

  • Debt

    20 of 20

    It owes 0% of what it owns.

  • Living within its means

    4 of 15

    Spending exceeded income by 6% of income.

Source: Form 990EZ for the year ending December 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 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. $62,858 spent. GeoBook Studio Inc. (GBS Inc.)'s primary program service is the production of print and digital books. Through this service, GBS Inc. seeks to improve understandings of the broad academic discipline of Big History and connected disciplines such as geology, anthropology, history, and science among students and the general population. In 2025, GBS Inc. sold 21 copies of its existing print books. Most of GBS Inc's efforts in 2025 focused on the development of its new book, "Big History of Martha's Vineyard," which will be the subject of increased promotional efforts and wider distribution. These efforts included extensive research, revisions, and direct work with experts in Martha's Vineyard's history. A preliminary digital version of "Big History of Martha's Vineyard" was released through Apple Books in August 2025 and sold its first copy. "Big History of Martha's Vineyard" is scheduled for release in print and expanded digital release in 2026.
  2. $3,397 spent. GeoBook Studio Inc. (GBS Inc.)'s secondary program service is presentations and conference participation. In 2025, two GBS Inc. team members attended the 86th Annual Reunion of the Northeast Friends of the Pleistocene, a geology conference and field trip in Western Massachusetts. During the conference, GBS team members discussed regional geology, educational strategies, and upcoming publications with many of the conference's 107 attendees, including receiving feedback on maps of moraine boundaries. GBS Inc. team members also participated in various online programs with the International Big History Association (IBHA) throughout the year, including Teaching Group meetings (usually attended by 5-10 colleagues) and sessions of the 2025 IBHA Conference (usually attended by 10-25 colleagues).

Source: Form 990EZ 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 January 2025.

    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.