The Illinois State Capitol
Foundation Lookup

Form 990-PFTax year 2025EIN 46-3551310

Fosforo Foundation Inc

A private foundation in Vernon Hills, IL. Its return for tax year 2025 lists 0 grants.

See which foundations fund work like yours Matching by cause, place and grant size

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

    $0

    Grants listed
    0
    Assets, end of year
    $954

  • Tax year 2024

    $23,950

    Grants listed
    2
    Assets, end of year
    $252

  • Tax year 2023

    $40,000

    Grants listed
    1
    Assets, end of year
    $408

  • Tax year 2022

    $30,000

    Grants listed
    1
    Assets, end of year
    $14,742

  • Tax year 2021

    $106,000

    Grants listed
    5
    Assets, end of year
    $93

  • Tax year 2020

    $305,977

    Grants listed
    21
    Assets, end of year
    $4,302

  • Tax year 2019

    $198,400

    Grants listed
    22
    Assets, end of year
    $5,541

  • Tax year 2018

    $276,550

    Grants listed
    19
    Assets, end of year
    $2,964

Grants paid in 2025

0 grants, largest first

As listed on the return.

Officers, directors and trustees

4 people as filed

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

  • Lisa C DetwilerPRESIDENT Hours 0.1Pay $0
  • Thomas E MaasSECRETARY Hours 0.1Pay $0
  • Mindy RosemanTREASURER Hours 0.1Pay $0
  • Chuck HigginsDIRECTOR Hours 0.1Pay $0

The return

More foundations

Other foundations in Illinois

  1. Jeffrey R Lovins FoundationPekin, IL 1 grant Accepts applications $1 giving
  2. Joseph Grossestreuer Charitable TRDowners Grove, IL 1 grant Preselected only $0 giving
  3. Yao Family FoundationBuffalo Grove, IL 2 grants Preselected only $0 giving
  4. John R Sommer FoundationLoves Park, IL 5 grants Preselected only $0 giving
  5. USA Education Charitable TrustChicago, IL 6 grants Preselected only $0 giving