The Maroon Bells above a meadow and lake near Aspen, Colorado
Foundation Lookup

Form 990-PFTax year 2024EIN 45-3811029

Seisolo Foundation

A private foundation in Boulder, CO. Its return for tax year 2024 lists 11 grants and $4.4 million paid in grants.

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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

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

  • Tax year 2024

    $4,405,540

    Grants listed
    11
    Assets, end of year
    $0

  • Tax year 2023

    $740,000

    Grants listed
    11
    Assets, end of year
    $4,300,669

  • Tax year 2022

    $685,000

    Grants listed
    12
    Assets, end of year
    $4,925,252

  • Tax year 2021

    $605,000

    Grants listed
    14
    Assets, end of year
    $5,560,202

  • Tax year 2020

    $430,000

    Grants listed
    12
    Assets, end of year
    $5,549,551

  • Tax year 2019

    $365,000

    Grants listed
    12
    Assets, end of year
    $5,951,939

  • Tax year 2018

    $251,000

    Grants listed
    11
    Assets, end of year
    $5,645,909

Grants paid in 2024

11 grants, largest first

As listed on the return.

  1. Renaissance Charitable Foundation Inc FBO Seisolo Charitable FundIndianapolis, IN

    Transfer of all assets to the donor advised fund.

    $3,655,540
  2. Columbia University Trifunac-Thurnauer FundNew York, NY

    Scholarship fund to support students pursuing majors within the division of natural sciences, with a preference for chemistry majors.

    $200,000
  3. University of Colorado FoundationBoulder, CO

    Gift designated to increase the endowment of noris graduate student awards fund. Provides support for awards to graduate students in the college of music at the university of colorado boulder.

    $200,000
  4. Boulder Bach FestivalBoulder, CO

    Support for boulder bach festival concerts and educational programming (students range from grade school through adults). The funds will be used for programming that can be interchangeable and adaptable between live and online as necessary in recognition of impact of covid-19.

    $150,000
  5. Colo Music Festivalctr for Musical ArtsLafayette, CO

    Heartstrings program ensures that every student is able to access music study and performance. Specifically, a combination of online and in person classes will be offered. The funds will support collaborations with i have a dream of boulder county students.

    $60,000
  6. Colo Music Festivalctr for Musical ArtsLafayette, CO

    The festival fellows program supports the goal of addressing the issue of underrepresentation of people of color in classical music by hosting aspiring professional musicians to serve as festival fellows. The program will advance the fellows' experience and knowledge within a broad spectrum of performance and educational opportunities.

    $60,000
  7. Boulder Philharmonic Orchestra EducationBoulder, CO

    Support community outreach to young students (preschool through high school) through in-school music education and the discovery concerts. All together the programs reach over 800 students each season.

    $50,000
  8. Community Food ShareLouisville, CO

    Mission to be a leader in ending hunger in boulder and broomfield counties, colorado

    $10,000
  9. Colorado Arcs (achievement Rewards for College Scientists)Denver, CO

    Scholarship to deserving science, engineering, or medical students at one of the colorado universities that arcs supports (university of colorado (cu) boulder campus, cu denver campus, cu colorado springs campus, cu anschutz campus, colorado school of mines, colorado state university).

    $7,500
  10. St Paul Central HS Scholarship FundSt Paul, MN

    To provide post- high school scholarships for low-income students.

    $7,500
  11. Our (outreach United Resource) CenterLongmont, CO

    Mission to help people move toward self-sufficiency by unifying community resources.

    $5,000

Where the money goes

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

  1. Arts and culture1 grant $150,00094% of the total
  2. Food and agriculture1 grant $10,0006% of the total

By State

Grants to organizations with a US address, latest year.

  1. Indiana1 grant $3,655,540
  2. Colorado8 grants $542,500
  3. New York1 grant $200,000
  4. Minnesota1 grant $7,500

Officers, directors and trustees

2 people as filed

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

  • Marion ThurnauerPRESIDENT/TREAS Hours 2Pay $0
  • Alexander TrifunacSECRETARY Hours 1Pay $0

The return

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