Funding search · EIN 710935903 · Northbrook, IL

Caerus Foundation

A private foundation (files IRS Form 990-PF). Most private foundations do not take unsolicited applications; the route in is usually a program officer.

370
grants reported
$42.8M
total given
2022–2024
filing years
$50,000
median grant

Based on grants this organization reported to the IRS for tax years 20222024. This is what they filed, not a complete record of their giving, and recent years may be incomplete because filings lag.

What they fund

cohortpromisescholarssummerclassschoolconservationholiday

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Funding pattern

What this funder pays for, at what size, and how to position adjacent work. Read from their filings, with every number checked against the record.

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12 grants matching “audubon · $3.5M

  • $1.0M

    National Audubon Society · New York, NY · 2024

    Great Lakes Roles and Non-Personnel Support 2022-2025

  • $75,000

    National Audubon Society · New York, NY · 2024

    Get Out The Vote Efforts

  • $60,000

    Audubon Great Lakes · Chicago, IL · 2024

    Wild Indigo Nature Explorations

  • $55,000

    Madison Audubon Society · Madison, WI · 2024

    Madison Audubon's Education Program: Empowering Kids through Discovery!

  • $20,000

    Madison Audubon Society · Madison, WI · 2024

    Conservation Leaders for Tomorrow: Madison Audubon's Internship Program at Faville Grove Sanctuary

  • $1.0M

    National Audubon Society · New York, NY · 2023

    Great Lakes Roles and Non-Personnel Support 2022-2025

  • $60,000

    Audubon Great Lakes · Chicago, IL · 2023

    Wild Indigo: Amplifying Community Conservation Engagement Across the Great Lakes Region

  • $55,000

    Madison Audubon Society · Madison, WI · 2023

    Madison Audubon's Education Program: Empowering Kids through Discovery!

  • $20,000

    Madison Audubon Society · Madison, WI · 2023

    Conservation Leaders for Tomorrow: Madison Audubon's Internship Program at Faville Grove Sanctuary

  • $1.0M

    National Audubon Society · New York, NY · 2022

    Great Lakes Roles and Non-Personnel Support 2022-2025

  • $80,000

    Madison Audubon Society · Madison, WI · 2022

    Madison Audubon's Education Program: Empowering Kids through Discovery!

  • $60,000

    Audubon Great Lakes · Chicago, IL · 2022

    Wild Indigo: Amplifying Community Conservation Engagement Across the Great Lakes Region

Top recipients

Repeat recipients are the strongest signal of whether a funder has an open door or quietly re-funds the same organizations.

  • The Halo Trust USA6 grants · $3.9M
  • National Audubon Society4 grants · $3.1M
  • Mag America6 grants · $2.3M
  • Doctors Without Borders USA5 grants · $1.9M
  • Mission Graduates25 grants · $1.9M
  • The Resurrection Project1 grant · $1.5M
  • Global Strategies5 grants · $1.4M
  • City Year6 grants · $1.4M
  • Tutoring Chicago12 grants · $1.3M
  • Partners in Health4 grants · $1.3M

Giving over time

$13.3M
2022
$14.5M
2023
$15.1M
2024

Grant history

The 100 largest of 370 grants.

  • $1.5M

    The Resurrection Project · Chicago, IL · 2022

    Support for key leadership staff, enhanced marketing and communications, and ongoing community programs.

  • $1.3M

    The Halo Trust USA · Washington, DC · 2023

    Transforming HALO's Global Impact through Crosscutting Investment

  • $1.2M

    The Halo Trust USA · Washington, DC · 2024

    Transforming HALO's Global Impact through Crosscutting Investment

  • $1.0M

    National Audubon Society · New York, NY · 2024

    Great Lakes Roles and Non-Personnel Support 2022-2025

  • $1.0M

    National Audubon Society · New York, NY · 2023

    Great Lakes Roles and Non-Personnel Support 2022-2025

  • $1.0M

    National Audubon Society · New York, NY · 2022

    Great Lakes Roles and Non-Personnel Support 2022-2025

  • $1.0M

    The Halo Trust USA · Washington, DC · 2022

    Saving Lives by Investing in Conservation, Women's Empowerment, and Innovation

  • $825,000

    Mag America · Washington, DC · 2022

    Technology and Innovation activities and landmine and cluster munition clearance in Cambodia 2021-2023

  • $600,000

    Doctors Without Borders USA · New York, NY · 2024

    Emergency Response

  • $500,000

    Neo Philanthropy - State Infrastructure Fund · New York, NY · 2024

    General Support in the state of WI

  • $500,000

    Doctors Without Borders USA · New York, NY · 2023

    Emergency Response

  • $500,000

    Mag America · Washington, DC · 2023

    Improving lives and livelihoods in Cambodia through landmine clearance and provision of life saving lessons.

  • $500,000

    The Energy Foundation · San Francisco, CA · 2023

    Environmental Priorities in Wisconsin in 2024

  • $500,000

    Doctors Without Borders USA · New York, NY · 2022

    Emergency Response

  • $425,000

    City Year · Chciago, IL · 2024

    Program implementation at 2 Austin-based schools 2023-2024

  • $425,000

    City Year · Chciago, IL · 2023

    Program implementation at 2 Austin-based schools 2023-2024

  • $425,000

    City Year · Chicago, IL · 2022

    (3) CPS Englewood Schools 2022-24

  • $408,030

    Mag America · Washington, DC · 2023

    Technology and Innovation activities and landmine and cluster munition clearance in Cambodia 2021-2023

  • $400,000

    National Fish and Wildlife Foundation · Bloomington, MN · 2024

    Sustain Our Great Lakes Funding Collaboration

  • $400,000

    The United States Energy Foundation · San Francisco, CA · 2024

    Environmental Priorities in Wisconsin in 2024-2026

  • $400,000

    National Fish and Wildlife Foundation · Bloomington, MN · 2023

    Sustain Our Great Lakes Funding Collaboration

  • $400,000

    Partners in Health · Boston, MA · 2023

    Maternal and Child Health in Haiti and Sierra Leone 2022-2024

  • $400,000

    Partners in Health · Boston, MA · 2022

    Maternal and Child Health in Haiti and Sierra Leone 2022-2024

  • $330,000

    Ducks Unlimited · Memphis, TN · 2024

    Wisconsin Conservation Priorities: RCPP, Advocacy, Restoration, and Land Protection

  • $300,000

    Global Strategies · Albany, CA · 2024

    Core programming and administrative support

  • $300,000

    Global Strategies · Albany, CA · 2024

    Core programming

  • $300,000

    Tutoring Chicago · Chicago, IL · 2024

    General Operating Support 2024-2026

  • $300,000

    Global Strategies · Albany, CA · 2023

    Core programming

  • $300,000

    Global Strategies · Albany, CA · 2022

    Partnering with communities to scale quality healthcare

  • $300,000

    The Energy Foundation · San Francisco, CA · 2022

    Environment Initiatives 2023

  • $300,000

    Tutoring Chicago · Chicago, IL · 2022

    General Operating Support 2022-24

  • $250,000

    Art Institute of Chicago · Chicago, IL · 2024

    CPS Field Trips on Wednesdays and Expanded School Programming

  • $250,000

    Big Brothers Big Sisters of Metropolitan Chicago · Chicago, IL · 2024

    General program support focused on south and west side neighborhoods

  • $250,000

    Chicago Scholars · Chicago, IL · 2024

    Core Programming

  • $250,000

    Mag America · Washington, DC · 2024

    Improving lives and livelihoods in Cambodia through landmine clearance and provision of life saving lessons.

  • $250,000

    One Million Degrees · Chicago, IL · 2024

    Support for Core Programming on the South Side

  • $250,000

    Partners in Health · Boston, MA · 2024

    PIH's Solar Expansion Project at the University Hospital at Mirebalais - Matching Grant

  • $250,000

    The Halo Trust USA · Washington, DC · 2024

    Transforming HALO's Global Impact through Crosscutting Investment

  • $250,000

    Art Institute of Chicago · Chicago, IL · 2023

    CPS Field Trips on Wednesdays and Expanded School Programming

  • $250,000

    Big Brothers Big Sisters of Metropolitan Chicago · Chicago, IL · 2023

    General program support focused on south and west side neighborhoods

  • $250,000

    Chicago Scholars · Chicago, IL · 2023

    Core Programming Support

  • $250,000

    One Million Degrees · Chicago, IL · 2023

    Support for South Side Programs 2022-2024

  • $250,000

    Tutoring Chicago · Chicago, IL · 2023

    General Operating Support 2022-24

  • $250,000

    Chicago Scholars · Chicago, IL · 2022

    Core Programming Support

  • $250,000

    Doctors Without Borders USA · New York, NY · 2022

    Humanitarian Response in Ukraine and neighboring countries

  • $250,000

    One Million Degrees · Chicago, IL · 2022

    Support for South Side Programs 2022-2024

  • $225,000

    Global Strategies · Albany, CA · 2024

    Onboarding a Chief Development Officer

  • $225,000

    Ducks Unlimited · Memphis, TN · 2022

    Restoration Projects and Land Protection Strategies in WI

  • $205,000

    Mequon Nature Preserve · Mequon, WI · 2023

    Mequon Nature Preserve's Farm Wetland Restoration Project

  • $200,000

    826 Valencia · San Francisco, CA · 2024

    Mission and Tenderloin Programs 2023-2024

  • $200,000

    Fund for Lake Michigan · Milwaukee, WI · 2024

    Western Lake Michigan Pooled Fund

  • $200,000

    Partners in Health · Boston, MA · 2024

    Maternal and Child Healthcare in Haiti with a matching grant for expanded maternal and child healthcare in Lesotho

  • $200,000

    826 Valencia · San Francisco, CA · 2023

    Mission and Tenderloin Programs 2023-2024

  • $200,000

    Fund for Lake Michigan · Milwaukee, WI · 2023

    Western Lake Michigan Pooled Fund

  • $200,000

    Gathering Waters Wisconsin'S Alliance for Land Trusts · Madison, WI · 2023

    Public Policy Advocacy and Alternative Funding and Financing for Conservation

  • $200,000

    The Conservation Fund · Arlington, VA · 2023

    The Pelican River Forest Easement project

  • $200,000

    826 Valencia · San Francisco, CA · 2022

    General Operating Support

  • $200,000

    Big Brothers Big Sisters of Metropolitan Chicago · Chicago, IL · 2022

    Big Brothers Big Sisters Englewood/South Side Office

  • $191,970

    Mag America · Washington, DC · 2022

    Technology and Innovation activities and landmine and cluster munition clearance in Cambodia 2021-2023

  • $187,762

    Mission Graduates · San Francisco, CA · 2022

    Promise Scholars Program Management

  • $175,000

    The Conservation Fund · Arlington, VA · 2024

    Ice Age Trail Addition - Zander Property

  • $175,000

    Wisconsin Conservation Voices · Madison, WI · 2024

    General Support

  • $175,000

    Savanna Institute · Madison, WI · 2023

    Scaling Up Agroforestry in Lake Michigan Basin

  • $160,000

    Mission Graduates · San Francisco, CA · 2024

    College to Career Staffing and Programming

  • $160,000

    Mission Graduates · San Francisco, CA · 2023

    College to Career Staffing and Programming

  • $157,000

    Build · Chicago, IL · 2024

    Fastlane Automotive Training Scholarships and Branded Scholar Apparel

  • $150,000

    Breakthrough Urban Ministries · Chicago, IL · 2024

    Nettie Bailey Student Achievement Program

  • $150,000

    Camfed · San Francisco, CA · 2024

    Support for Girls Education and Life Skills Mentoring Programs

  • $150,000

    Gathering Waters Wisconsin'S Alliance for Land Trusts · Madison, WI · 2024

    General Operating Support

  • $150,000

    Howard Area Community Center · Chicago, IL · 2024

    The Clubhouse Teen Program

  • $150,000

    Michael Fields Agricultural Institute · East Troy, WI · 2024

    Expanding Agroforestry in Southeast Wisconsin

  • $150,000

    The People'S Music School · Chicago, IL · 2024

    People's Music School South Side Programs FY24-FY25

  • $150,000

    Camfed · San Francisco, CA · 2023

    Girls' education and life skills mentor programs

  • $150,000

    Howard Area Community Center · Chicago, IL · 2023

    The Clubhouse Teen Program

  • $150,000

    Panzi Foundation USA · Washington, DC · 2023

    Survivors of Sexual Violence Project

  • $150,000

    Sand County Foundation · Madison, WI · 2023

    Innovative agriculture to build soil health, increase climate resilience, and advance a land ethic

  • $150,000

    The People'S Music School · Chicago, IL · 2023

    People's Music School South Side Programs FY24-FY25

  • $150,000

    Youth Services of Glenview-Northbrook · Glenview, IL · 2023

    New Building Capital Campaign

  • $150,000

    Howard Area Community Center · Chicago, IL · 2022

    The Clubhouse Teen Program

  • $150,000

    Howard Area Community Center · Chicago, IL · 2022

    The Clubhouse Teen Expansion

  • $150,000

    The People'S Music School · Chicago, IL · 2022

    The People's Music School South Side Programs

  • $150,000

    The Prairie Enthusiasts · Viroqua, WI · 2022

    Hanley Farm and Mueller Tract land protection

  • $130,000

    Friends of the Forest Preserves · Chicago, IL · 2023

    North Branch Conservation Corps 2021-2023

  • $130,000

    Friends of the Forest Preserves · Chicago, IL · 2023

    North Branch Conservation Corps 2024-2025

  • $130,000

    Friends of the Forest Preserves · Chicago, IL · 2022

    North Branch Conservation Corps 2021-2023

  • $127,500

    Ducks Unlimited · Memphis, TN · 2023

    Wisconsin Lands Program and Horicon Marsh Acquisition Project

  • $125,000

    Merit School of Music · Chicago, IL · 2024

    Merit Music in Communities 2024-2026

  • $125,000

    Merit School of Music · Chicago, IL · 2024

    Merit Music in Communities

  • $125,000

    Northwoods Land Trust · Eagle River, WI · 2024

    Conservation Easement Projects

  • $125,000

    Paws Chicago · Chicago, IL · 2024

    PAWS Chicago PAWS for Life Program 2024-2026

  • $125,000

    Skyart · Chicago, IL · 2024

    Project 3rd Space Teen Programs on South and West Sides

  • $125,000

    The Anti-Cruelty Society · Chicago, IL · 2024

    Access to Care: Community Care 2024-2026

  • $125,000

    Merit School of Music · Chicago, IL · 2023

    Merit Music in Communities

  • $125,000

    Skyart · Chicago, IL · 2023

    Project 3rd Space Teen Programs on South and West Sides

  • $125,000

    Merit School of Music · Chicago, IL · 2022

    Merit music in communities - select partner sites

  • $100,000

    College Possible · Chicago, IL · 2024

    College Possible Chicago High School Programming 2023-2025

  • $100,000

    First Graduate · San Francisco, CA · 2024

    General Operating Support 2023-2025

  • $100,000

    Gathering Waters Wisconsin'S Alliance for Land Trusts · Madison, WI · 2024

    General Operating Support

  • $100,000

    Living Goods · Oakland, CA · 2024

    Support for their Community Health Systems work in Africa

  • $100,000

    Myagro · New York, NY · 2024

    Support for West Africa Programming

View all 370 grants →

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Source: IRS Form 990-PF, Part XV, as filed by the foundation. These are grants already paid — a record of what this funder backs, not an open call.