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OLBRICH BOTANICAL GARDENS ENRICHES LIVES AND INSPIRES PEOPLE TO LIVE IN HARMONY WITH THE NATURAL WORLD. OLBRICH BOTANICAL GARDENS IS DEDICATED TO THE CREATION, CONSERVATION, AND INTERPRETATION OF GARDENS AND PLANT COLLECTIONS HARDY TO THE AMERICAN MIDWEST OR NATIVE TO THE WORLD'S TROPICAL FORESTS FOR STUDY, ENJOYMENT, AND PUBLIC BENEFIT. THE PUBLIC-PRIVATE PARTNERSHIP OF OLBRICH BOTANICAL SOCIETY AND THE CITY OF MADISON PARKS DIVISION MAKES THE MISSION POSSIBLE.
Source: IRS Form 990 (Tax Year 2024)
Source: IRS Form 990 via ProPublica Nonprofit Explorerⓘ Leadership data below reflects a more recent filing (Tax Year 2024) from the IRS e-file system.
Total Revenue
▼$3M
Total Contributions
$1.6M
Total Expenses
▼$2.6M
Total Assets
$5.1M
Total Liabilities
▼$187.6K
Net Assets
$4.9M
Officer Compensation
→$109.6K
Other Salaries
$1.1M
Investment Income
▼$72.1K
Fundraising
▼$0
Source: USAspending.gov
No federal awards found for this organization.
USAspending.gov tracks federal grants, cooperative agreements, and other financial assistance. Not all nonprofits receive federal funding.
Source: Federal Audit Clearinghouse (fac.gov)
No federal single audit records found for this organization.
Single audits are required for entities expending $750,000+ in federal awards annually.
Tax Year 2024 · Source: IRS e-Filed Form 990
Individuals serving as officers, directors, or trustees of the organization.
| Name | Title | Hrs/Wk | Compensation | Related Orgs | Other |
|---|
Source: IRS Publication 78, Auto-Revocation List & e-Postcard Data
Tax-deductible contributions: Yes
Deductibility code: PC
Sources: IRS e-Filed Form 990 (XML) & ProPublica Nonprofit Explorer
Scroll →
| Year | Revenue | Contributions | Expenses | Assets | Net Assets |
|---|---|---|---|---|---|
| 2023 | $3M | $1.6M | $2.6M | $5.1M | $4.9M |
| 2022 | $3.1M | $1.8M | $4.7M | $4.6M | $4.5M |
| 2021 | $3.9M | $3M | $1.9M | $6.5M | $6.3M |
| 2020 | $2M | $1.8M | $1.6M | $4.5M | $4.1M |
Sources: ProPublica Nonprofit Explorer & IRS e-File Index
Financial data: IRS Form 990 via ProPublica Nonprofit Explorer (Tax Year 2023)
Leadership & compensation: IRS e-Filed Form 990, Part VII (Tax Year 2024)
Organization info: IRS Business Master File · ProPublica Nonprofit Explorer
Tax-deductibility: IRS Publication 78
| Total |
|---|
| Tanya Zastrow | Executive Director | 40 | $108.6K | $0 | $15.9K | $124.4K |
| Susan Goodwin | Vice President | 1 | $0 | $0 | $0 | $0 |
| Laura Peterson | Treasurer | 1 | $0 | $0 | $0 | $0 |
| Bethany Ordaz | Secretary | 1 | $0 | $0 | $0 | $0 |
| Philip Bradbury | Past President | 1 | $0 | $0 | $0 | $0 |
| Alnisa Allgood | President | 1 | $0 | $0 | $0 | $0 |
Tanya Zastrow
Executive Director
$124.4K
Hrs/Wk
40
Compensation
$108.6K
Related Orgs
$0
Other
$15.9K
Susan Goodwin
Vice President
$0
Hrs/Wk
1
Compensation
$0
Related Orgs
$0
Other
$0
Laura Peterson
Treasurer
$0
Hrs/Wk
1
Compensation
$0
Related Orgs
$0
Other
$0
Bethany Ordaz
Secretary
$0
Hrs/Wk
1
Compensation
$0
Related Orgs
$0
Other
$0
Philip Bradbury
Past President
$0
Hrs/Wk
1
Compensation
$0
Related Orgs
$0
Other
$0
Alnisa Allgood
President
$0
Hrs/Wk
1
Compensation
$0
Related Orgs
$0
Other
$0
Members of the governing board. Board members often serve without compensation.
| Name | Title | Hrs/Wk | Compensation | Related Orgs | Other | Total |
|---|---|---|---|---|---|---|
| Bill Patek | Director | 1 | $0 | $0 | $0 | $0 |
| Caren Lewis | Director | 1 | $0 | $0 | $0 | $0 |
| John Manzer | Director | 1 | $0 | $0 | $0 | $0 |
| Julie Bernauer | Director | 1 | $0 | $0 | $0 | $0 |
| Juscha Robinson | Director | 1 | $0 | $0 | $0 | $0 |
| Matt Cornwell | Director | 1 |
Bill Patek
Director
$0
Hrs/Wk
1
Compensation
$0
Related Orgs
$0
Other
$0
Caren Lewis
Director
$0
Hrs/Wk
1
Compensation
$0
Related Orgs
$0
Other
$0
John Manzer
Director
$0
Hrs/Wk
1
Compensation
$0
Related Orgs
$0
Other
$0
| 2019 | $3.2M | $2.4M | $5.5M | $3.9M | $3.6M |
| 2018 | $1.9M | $1.2M | $1.7M | $6.1M | $6M |
| 2017 | $2.2M | $1.6M | $2.9M | $5.9M | $5.8M |
| 2016 | $6M | $5.5M | $1.5M | $6.5M | $6.4M |
| 2015 | $2.2M | $1.5M | $1.6M | $1.9M | $1.8M |
| 2014 | $1.5M | $961.3K | $1.4M | $1.4M | $1.3M |
| 2013 | $1.5M | $1M | $1.4M | $1.5M | $1.1M |
| 2012 | $1.4M | $899.3K | $1.2M | $1.1M | $1M |
| 2011 | $1.3M | $893.2K | $1.3M | $943.2K | $854.9K |
| 2021 | 990 | Data |
| 2020 | 990 | Data | PDF not yet published by IRS |
| 2019 | 990 | Data |
| 2018 | 990 | Data |
| 2017 | 990 | Data |
| 2016 | 990 | Data |
| 2015 | 990 | Data |
| 2014 | 990 | Data |
| 2013 | 990 | Data |
| 2012 | 990 | Data |
| 2011 | 990 | Data |
| 2010 | 990 | — |
| 2009 | 990 | — |
| 2008 | 990 | — |
| 2007 | 990 | — |
| 2006 | 990 | — |
| 2005 | 990 | — |
| 2003 | 990 | — |
| 2002 | 990 | — |
| 2001 | 990 | — |
| $0 |
| $0 |
| $0 |
| $0 |
| Maureen Martin | Director | 1 | $0 | $0 | $0 | $0 |
| Michele Miller Hayes | Director | 1 | $0 | $0 | $0 | $0 |
| Mike Maddox | Director | 1 | $0 | $0 | $0 | $0 |
| Sandra H Statz | Director | 1 | $0 | $0 | $0 | $0 |
Julie Bernauer
Director
$0
Hrs/Wk
1
Compensation
$0
Related Orgs
$0
Other
$0
Juscha Robinson
Director
$0
Hrs/Wk
1
Compensation
$0
Related Orgs
$0
Other
$0
Matt Cornwell
Director
$0
Hrs/Wk
1
Compensation
$0
Related Orgs
$0
Other
$0
Maureen Martin
Director
$0
Hrs/Wk
1
Compensation
$0
Related Orgs
$0
Other
$0
Michele Miller Hayes
Director
$0
Hrs/Wk
1
Compensation
$0
Related Orgs
$0
Other
$0
Mike Maddox
Director
$0
Hrs/Wk
1
Compensation
$0
Related Orgs
$0
Other
$0
Sandra H Statz
Director
$0
Hrs/Wk
1
Compensation
$0
Related Orgs
$0
Other
$0