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Form 990-PFTax year 2024EIN 06-1637040

Lone Pine Foundation Inc

A private foundation in Greenwich, CT. Its return for tax year 2024 reports $10.4 million paid in grants, listed in an attachment that is not in the e-file.

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Tax year 2024 (period ending Dec 31, 2024), 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

5 returns on file
Grants paid by tax year. The latest year is in blue.

  • Tax year 2024

    $10,361,955

    Grants listed
    In an attachment
    Assets, end of year
    $58,559,297

  • Tax year 2023

    $10,130,713

    Grants listed
    In an attachment
    Assets, end of year
    $44,090,330

  • Tax year 2022

    $9,903,555

    Grants listed
    In an attachment
    Assets, end of year
    $43,419,360

  • Tax year 2021

    $9,505,899

    Grants listed
    In an attachment
    Assets, end of year
    $70,601,962

  • Tax year 2020

    $8,954,525

    Grants listed
    In an attachment
    Assets, end of year
    $73,185,863

Grants paid in 2024

Grants listed in an attachment (not in the e-file)

As listed on the return.

  1. This return lists its grants in an attachment that is not in the IRS e-file: $10.4 million in all.

Approved for future payment

1 grant

Approved in 2024 and not yet paid.

  1. This return lists its grants in an attachment that is not in the IRS e-file: $0 in all.

Officers, directors and trustees

7 people as filed

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

  • Stephen F Mandel JrDIR/PRES/CHAIRMAN Hours 1Pay $0
  • Kerry A TylerDIR/VP/TREASURER Hours 1Pay $0
  • Lucy BallEXECUTIVE DIRECTOR Hours 1Pay $0
  • Dave CraverDIRECTOR Hours 1Pay $0
  • Katherine Gehrmannassociate director/secretary Hours 1Pay $0
  • Brian DohertyDIRECTOR Hours 1Pay $0
  • Kelly GranatDIRECTOR Hours 1Pay $0

The return

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