Olbrich Botanical Society Foundation logo

Olbrich Botanical Society Foundation

MADISON, WI EIN: 39-2002821 Website

OLBRICH BOTANICAL SOCIETY FOUNDATION IS ORGANIZED EXCLUSIVELY FOR CHARITABLE AND EDUCATION PURPOSES WITHIN THE MEANING OF SECTION 501(C) (3) OF THE INTERNAL REVENUE CODE, OR THE CORRESPONDING SECTION OF ANY FUTURE FEDERAL TAX CODE. SUCH PURPOSES SHALL INCLUDE THE RECEIPT BY GIFT, GRANT, DEVISE OR BEQUEST OF PROPERTY OF ALL KINDS: THE ADMINISTRATION, INVESTMENT AND REINVESTMENT OF SUCH PROPERTY IN STOCKS, BONDS AND OTHER FORMS OF INVESTMENT; AND THE USE OF SUCH PROPERTY EXCLUSIVELY FOR THE BENEFIT OF THE OLBRICH BOTANICAL SOCIETY, A NOT FOR PROFIT CORPORATION CREATED UNDER THE LAWS OF THE STATE OF WISCONSIN.

Financial Overview

From 2024 IRS Form 990-PF · View filing

Total Assets

$9.6M

+14.8% YoY

Annual Giving

$336K

+3.1% YoY

Grant Count

1

+0.0% YoY

Avg Grant Size

$336K

+3.1% YoY

About Olbrich Botanical Society Foundation

Based on IRS filings

Olbrich Botanical Society Foundation is a nonprofit organization focused on Environment & Animals, based in MADISON, WI. IRS filing data is available from 2020 through 2024. As of 2024, the organization holds $9.6M in total assets. In 2024, it awarded 1 grants totaling $336K. Net investment income was $699K.

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Geographic Focus

Where this funder awards grants

Grant Distribution by State

1states

States

Cities

MADISON

Financial History

Multi-year comparison from IRS filings

Revenue
Expenses
Qualifying Distributions
Net Investment Income
$0$342K$684K$1M$1M20202021202220232024
Metric202420232022
Total Assets$9,551,770$8,323,139$7,010,797
Revenue$1,244,163$628,248$242,974
Expenses$376,314$362,015$346,868
Qualifying Distributions
Net Investment Income$698,588$242,694$186,397
Distributable Amount

Giving Over Time

Total grant dollars and number of grants per year

$0$84K$168K$252K$336K1 grants20201 grants20211 grants20221 grants20231 grants2024

Grant Insights

How this funder distributes its grants

Top Recipients

Top 1 recipients in 2024

OLBRICH BOTANICAL SOCIETY$336K

Grant Size Distribution

5 grants across all recorded years

<$50K$50–100K$100–250K5$250–500K$500K–1M$1–5M$5M+

Giving History

Grant recipients and amounts by year

Among its reported 2024 grants, the largest include Olbrich Botanical Society ($335,624).

RecipientPurposeAmount
OLBRICH BOTANICAL SOCIETY MADISON, WIGENERAL ASSISTANCE$335,624

Leadership & Key People

Officers and directors from IRS filings

Compensation Overview

From 2024 IRS filing

TANYA ZASTROWOBS EXECUTIVE DIRECTOR$109K

From 2024 filing

NameTitleHoursCompensation
TANYA ZASTROWOBS EXECUTIVE DIRECTOR1$108,568
SANDRA DOLISTERPRESIDENT1
TIM SHERRYVICE PRESIDENT1
DENNIS BIRKESECRETARY/TREASURER1
ANN CASEYDIRECTOR1
JEFF LEVYDIRECTOR1
DAN MATSONDIRECTOR1
ALNISA ALLGOODDIRECTOR/EX OFFICIO1
PHIL BRADBURYDIRECTOR/EX OFFICIO1
LAURA PETERSONDIRECTOR/EX OFFICIO1

Subject Areas

Focus areas based on grantmaking activity

Frequently Asked Questions

What is Olbrich Botanical Society Foundation?

Olbrich Botanical Society Foundation is a nonprofit organization focused on Environment & Animals, based in MADISON, WI. It holds $9.6M in total assets as of 2024.

How large is Olbrich Botanical Society Foundation?

As of 2024, Olbrich Botanical Society Foundation holds $9.6M in total assets with $1.2M in annual revenue. It awarded 1 grants totaling $336K in 2024.

Where does Olbrich Botanical Society Foundation operate?

Olbrich Botanical Society Foundation has awarded grants in Wisconsin.

What size grants does Olbrich Botanical Society Foundation award?

In 2024, Olbrich Botanical Society Foundation awarded 1 grants totaling $336K — an average of about $336K per grant, based on its IRS Form 990 filings.

What is Olbrich Botanical Society Foundation's EIN?

Olbrich Botanical Society Foundation's EIN (Employer Identification Number) is 39-2002821. IRS Form 990 filing data is available on this page for 2020–2024.

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Data last updated April 2026. Sourced from IRS Form 990-PF filings.

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