The Massachusetts State Capitol

Form 990-PFTax year 2025EIN 05-0481538

The Robertson Foundation

A private foundation in South Dartmouth, MA. Its return for tax year 2025 lists 21 grants and $151,500 paid in grants.

Tax year 2025 (period ending Dec 31, 2025), read from the IRS e-file on Nov 11, 2026. Returns reach the IRS 5 to 18 months after the year they describe.

How to apply

Preselected only

The return checks the box saying the foundation gives only to preselected organizations and does not accept unsolicited requests.

Assets and giving by year

8 returns on file
Grants paid by tax year. The latest year is in blue.
  • Tax year 2025

    $151,500

    Grants listed
    21
    Assets, end of year
    $1,319,004
  • Tax year 2024

    $183,943

    Grants listed
    20
    Assets, end of year
    $1,172,781
  • Tax year 2023

    $181,528

    Grants listed
    27
    Assets, end of year
    $1,241,980
  • Tax year 2022

    $187,410

    Grants listed
    24
    Assets, end of year
    $1,355,392
  • Tax year 2021

    $182,190

    Grants listed
    19
    Assets, end of year
    $1,491,079
  • Tax year 2020

    $182,340

    Grants listed
    17
    Assets, end of year
    $1,504,084
  • Tax year 2019

    $197,029

    Grants listed
    13
    Assets, end of year
    $1,624,773
  • Tax year 2018

    $273,306

    Grants listed
    18
    Assets, end of year
    $1,824,431

Grants paid in 2025

21 grants, largest first

As listed on the return.

  1. Buzzards Bay CoalitionNew Bedford, MA

    Community support

    $50,000
  2. Planned Parenthood of So New EngProvidence, RI

    Community support

    $25,000
  3. Public's RadioProvidence, RI

    General purpose

    $20,000
  4. Design Art Technology MassachusettsNew Bedford, MA

    Arts outreach

    $16,000
  5. New Eng First Amendment CoalitionWestborough, MA

    General support

    $15,000
  6. Trinity Repertory CompanyProvidence, RI

    Education

    $8,000
  7. The Newford Bedford LightNew Bedford, MA

    Community support

    $5,000
  8. Our Sisters SchoolNew Bedford, MA

    Education

    $4,000
  9. Coastal Neighbors NetworkS Dartmouth, MA

    Community support

    $2,500
  10. Foundation for West AfricaBarrington, RI

    Education programs

    $1,500
  11. WGBH Educational FoundationBrighton, MA

    Arts support

    $1,000
  12. Marion InstituteMarion, MA

    Community support

    $1,000
  13. National Park FoundationWashington, DC

    Education

    $500
  14. The Tomorrow FundProvidence, RI

    General purpose

    $500
  15. Zeiterion Performing Arts CenterNew Bedford, MA

    General purpose

    $500
  16. New York Yatch Club FoundationNew York, NY

    General support

    $350
  17. Waterfire ProvidenceProvidence, RI

    General support

    $250
  18. Buttonwood Park Zoo SocietyNew Bedford, MA

    Education

    $100
  19. Round the Bend FarmS Dartmouth, MA

    General purpose

    $100
  20. Se Mass Agricultural PartnershipEast Wareham, MA

    Community support

    $100
  21. World Wildlife FundWashington, DC

    General support

    $100

Where the money goes

By cause: grants to organizations we matched to the IRS list of exempt organizations, by their category.

  1. Environment3 grants $50,20076% of the total
  2. Arts and culture2 grants $9,00014% of the total
  3. Education1 grant $4,0006% of the total
  4. Human services1 grant $1,5002% of the total
  5. Philanthropy and grantmaking1 grant $1,0002% of the total

By State

Grants to organizations with a US address, latest year.

  1. Massachusetts12 grants $95,300
  2. Rhode Island6 grants $55,250
  3. District of Columbia2 grants $600
  4. New York1 grant $350

Officers, directors and trustees

3 people as filed

As filed on the return, with average hours per week and pay from the foundation.

  • Jocelin G HamblettPRES,TRS,DIR Hours 0Pay $0
  • Christopher S HamblettSECRTY & DIR Hours 0Pay $0
  • A Max KohlenbergDIRECTOR Hours 0Pay $0

The return

More foundations

Similar foundations

Same main cause (environment), giving between a quarter and four times this foundation’s where possible, nearby first.

  1. The Evergreen Charitable Fund IncBoxford, MA 24 grants Preselected only $152,500 giving
  2. The Schawbel Family Foundation IncNewton, MA 4 grants Preselected only $155,000 giving
  3. The Alces Foundation 7549-XXXXXX12606Boston, MA 19 grants Accepts applications $147,000 giving
  4. Millicent C Starr Charitable TRBoston, MA 8 grants Preselected only $145,000 giving
  5. Sand County Charitable TrustCambridge, MA 6 grants Preselected only $144,000 giving