Nonprofit · EIN 39-1357247
OLBRICH BOTANICAL SOCIETY INC
Tax-exempt · MADISON, WI 53704
Financials
| Year ended | Form | Revenue | Expenses | Net income | Total assets | Liabilities | Net assets |
|---|---|---|---|---|---|---|---|
| December 31, 2024 | 990 | $3,667,076 | $3,419,089 | $247,987 | $5,987,239 | $744,453 | $5,242,786 |
| December 31, 2023 | 990 | $2,960,788 | $2,566,516 | $394,272 | $5,121,944 | $187,649 | $4,934,295 |
Financial details: 990 for the year ended December 31, 2024
Revenue
- Contributions, gifts and grants
- $1,938,750
- Membership dues
- $511,097
- Program service revenue
- $1,308,308
- Investment income
- $173,716
- Net gain from sales of assets
- $34,715
- Net income from sales of inventory
- $230,502
- Other revenue
- $246,302
Expenses
- Grants and similar amounts paid
- $545,575
- Compensation of officers, directors and key employees
- $124,437
- Other salaries and wages
- $1,255,986
- Salaries, compensation and benefits (total)
- $1,546,464
- Professional fundraising fees
- $0
- Accounting fees
- $59,191
- Program services (functional)
- $2,753,786
- Management and general (functional)
- $187,531
- Fundraising (functional)
- $477,772
Balance sheet and other
- Total assets, start of year
- $5,121,944
- Total assets, end of year
- $5,987,239
- Total liabilities, end of year
- $744,453
- Net assets, end of year
- $5,242,786
- Publicly traded securities
- $1,042,675
- Net assets without donor restrictions
- $3,809,524
- Net assets with donor restrictions
- $1,433,262
- Gross receipts
- $4,731,388
- Employees
- 83
- Volunteers
- 500
- Year formed
- 1979
- State of legal domicile
- WI
From the e-filed returns the IRS publishes as XML (latest three processing years; amended returns replace the original). PDF copies at the IRS.
Officers, directors and key employees
As listed on the 990 for the year ended December 31, 2024, highest compensation first.
| Name | Title | Hours / week | Compensation | Other / benefits |
|---|---|---|---|---|
| TANYA ZASTROW | EXECUTIVE DIRECTOR Officer | 40 | $108,568 | $15,874 |
| ALNISA ALLGOOD | PRESIDENT Trustee or director, Officer | 1 | $0 | $0 |
| SUSAN GOODWIN | VICE PRESIDENT Trustee or director, Officer | 1 | $0 | $0 |
| LAURA PETERSON | TREASURER Trustee or director, Officer | 1 | $0 | $0 |
| BETHANY ORDAZ | SECRETARY Trustee or director, Officer | 1 | $0 | $0 |
| PHILIP BRADBURY | PAST PRESIDENT Trustee or director, Officer | 1 | $0 | $0 |
| JULIE BERNAUER | DIRECTOR Trustee or director | 1 | $0 | $0 |
| MATT CORNWELL | DIRECTOR Trustee or director | 1 | $0 | $0 |
| CAREN LEWIS | DIRECTOR Trustee or director | 1 | $0 | $0 |
| MIKE MADDOX | DIRECTOR Trustee or director | 1 | $0 | $0 |
| JOHN MANZER | DIRECTOR Trustee or director | 1 | $0 | $0 |
| MAUREEN MARTIN | DIRECTOR Trustee or director | 1 | $0 | $0 |
| MICHELE MILLER HAYES | DIRECTOR Trustee or director | 1 | $0 | $0 |
| BILL PATEK | DIRECTOR Trustee or director | 1 | $0 | $0 |
| JUSCHA ROBINSON | DIRECTOR Trustee or director | 1 | $0 | $0 |
1 more people on this return
| Name | Title | Hours / week | Compensation |
|---|---|---|---|
| SANDRA H STATZ | DIRECTOR Trustee or director | 1 | $0 |
990 for the year ended December 31, 2023: 19 people
| Name | Title | Hours / week | Compensation | Other / benefits |
|---|---|---|---|---|
| TANYA ZASTROW | EXECUTIVE DIRECTOR Trustee or director, Officer | 40 | $101,246 | $8,383 |
| ALNISA ALLGOOD | PRESIDENT Trustee or director, Officer | 1 | $0 | $0 |
| SUSAN GOODWIN | VICE PRESIDENT Trustee or director, Officer | 1 | $0 | $0 |
| MAURICE SHEPPARD | SECRETARY Trustee or director, Officer | 1 | $0 | $0 |
| LAURA PETERSON | TREASURER Trustee or director, Officer | 1 | $0 | $0 |
| PHILIP BRADBURY | PAST PRESIDENT Trustee or director, Officer | 1 | $0 | $0 |
| JULIE BERNAUER | DIRECTOR Trustee or director | 1 | $0 | $0 |
| RENEE BOYCE | DIRECTOR Trustee or director | 1 | $0 | $0 |
| MATT CORNWELL | DIRECTOR Trustee or director | 1 | $0 | $0 |
| BETHANY ORDAZ | DIRECTOR Trustee or director | 1 | $0 | $0 |
| BILL PATEK | DIRECTOR Trustee or director | 1 | $0 | $0 |
| JUSCHA ROBINSON | DIRECTOR Trustee or director | 1 | $0 | $0 |
| SANDRA STATZ | DIRECTOR Trustee or director | 1 | $0 | $0 |
| JULIE RUPERT | DIRECTOR Trustee or director | 1 | $0 | $0 |
| BETTY CHEWNING | DIRECTOR/EX OFFICIO Trustee or director | 1 | $0 | $0 |
| LIZ DANNENBAUM | DIRECTOR/EX OFFICIO Trustee or director | 1 | $0 | $0 |
| MOIRA HARRINGTON | DIRECTOR/EX OFFICIO Trustee or director | 1 | $0 | $0 |
| ERIC KNEPP | DIRECTOR/EX OFFICIO Trustee or director | 1 | $0 | $0 |
| LAUREL NEVERDAHL | DIRECTOR/EX OFFICIO Trustee or director | 1 | $0 | $0 |
Address and contacts
- Address (IRS master file)
- 3330 ATWOOD AVE, MADISON, WI 53704-5808
- In care of
- % ROBERTA SLADKY
- Principal officer (990 for 2024)
- TANYA ZASTROW, 3330 ATWOOD AVENUE, MADISON, WI 53704
- Signed the 990
- SUSAN GOODWIN, PRESIDENT
- Phone
- (608) 246-4586
- Website
- WWW.OLBRICH.ORG
- Return prepared by
- CLIFTONLARSONALLEN LLP
Mission
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.
Program accomplishments
- PROGRAMS AND EXHIBITIONS: OLBRICH OFFERS A NUMBER OF FREE AND LOW-COST PROGRAMS TO MEMBERS AND THE GENERAL PUBLIC THAT HAVE EDUCATIONAL COMPONENTS RELATING TO THE PLANT AND GARDEN COLLECTIONS. PROGRAMMING AT OLBRICH BOTANICAL GARDENS IS GENERALLY MISSION-RELATED, ARE TRADITIONAL ACTIVITIES HELD WITHIN THE GARDENS, AND PROVIDE EDUCATIONAL OPPORTUNITIES FOR FAMILIES OR PURE ENJOYMENT WITHIN THE GARDENS FOR ALL AUDIENCES.Expenses $1,458,784 · grants $545,575 · revenue $1,381,325
- GARDEN AND CONSERVATORY MAINTENANCE AND ENHANCEMENT: OLBRICH BOTANICAL SOCIETY ASSISTS THE CITY OF MADISON PARKS DIVISION TO MAINTAIN ANDENHANCE OLBRICH'S 16 ACRES OF OUTDOOR GARDENS AND THE 10,000 SQUARE FOOT TROPICAL BOLZ CONSERVATORY.Expenses $559,731
- EDUCATION PROGRAMS: PROGRAMMING OFFERED IN 2024 IMPACTED MORE THAN 155,000 GUESTS, INCLUDING PROGRAMS FOR ADULTS, FAMILIES, YOUTH, AND SCHOOLS. MORE THAN 4,000 K-5 STUDENTS FROM SEVEN COUNTIES AND THREE STATES RECEIVE QUALITY, IMMERSIVE PLANT SCIENCE EDUCATION THROUGH EXPLORER PROGRAMS.Expenses $409,376 · revenue $173,285
- PUBLIC RELATIONS: LETTING THE PUBLIC KNOW ABOUT THE ROBUST SLATE OF PROGRAMMING, SERVICES, AND OPPORTUNITIES AVAILABLE YEAR-ROUND AT OLBRICH AND HOW THE GARDENS ARE MAKING A DIFFERENCE AT OLBRICH AND THROUGHOUT THE COMMUNITY.Expenses $325,895
What it must file and when
IRS records say it files Form 990 or 990-EZ. Based on its last return; a smaller organization may file the 990-N. Its accounting year ends in December, so each return is due on the 15th day of the 5th month after that.
| Tax year | Year ended | Due | IRS public records |
|---|---|---|---|
| 2025 | December 31, 2025 | May 15, 2026 | Not on file |
| 2024 | December 31, 2024 | May 15, 2025 | 990 on file |
| 2023 | December 31, 2023 | May 15, 2024 | 990 on file |
IRS record
- EIN
- 39-1357247
- Tax-exempt status
- 501(c)(3): Charitable, religious, educational or scientific organization
- Foundation status
- Publicly supported organization (170(b)(1)(A)(vi))
- Donations deductible (Pub 78)
- Public charity, 50% deduction limit
- Exempt since
- 1980
- Accounting year ends
- December
- Files
- Form 990 or 990-EZ
- Category (NTEE)
- Environment (C114)
- Assets (IRS master file)
- $5,987,239
- Income (IRS master file)
- $4,731,388
Filing history
| Form | Year ended | Revenue | Expenses | Assets | Return |
|---|---|---|---|---|---|
| 990 | December 2024 | $3,667,076 | $3,419,089 | $5,987,239 | IRS |
| 990 | December 2023 | $2,960,788 | $2,566,516 | $5,121,944 | XML |
| 990 | December 2022 | $3,136,331 | $4,699,529 | $4,637,187 | IRS |
| 990 | December 2021 | – | – | – | IRS |
| 990 | December 2020 | – | – | – | IRS |
| 990 | December 2018 | – | – | – | IRS |
990-N: the IRS bulk file holds only the latest e-Postcard per organization; earlier years come from archived copies of that file since 2020 and can have gaps (the IRS e-Postcard search lists every one). 990, 990-EZ, 990-PF, 990-T: every e-filed return in the IRS e-file index since 2019; XML for the latest three processing years, amounts from the IRS Statistics of Income extracts before that. PDF copies and determination letters at the IRS (search EIN 39-1357247).
Questions about OLBRICH BOTANICAL SOCIETY INC
- What is the EIN of OLBRICH BOTANICAL SOCIETY INC?
- The employer identification number (EIN) of OLBRICH BOTANICAL SOCIETY INC is 39-1357247.
- Is OLBRICH BOTANICAL SOCIETY INC tax-exempt?
- Yes. The IRS lists it as tax-exempt under section 501(c)(3) since 1980.
- Are donations to OLBRICH BOTANICAL SOCIETY INC tax-deductible?
- Yes. It is listed in IRS Publication 78 (Public charity, 50% deduction limit).
- Which annual return does OLBRICH BOTANICAL SOCIETY INC file?
- Form 990 or 990-EZ. Based on its last return; a smaller organization may file the 990-N.
- When is the next return of OLBRICH BOTANICAL SOCIETY INC due?
- The return for tax year 2025 (the year ending December 31, 2025) is due May 15, 2026. Form 8868 extends it by six months; the 990-N cannot be extended.
- When did OLBRICH BOTANICAL SOCIETY INC last file with the IRS?
- The latest return in the IRS public files is the 990 for the year ended December 2024.
- Who is the principal officer of OLBRICH BOTANICAL SOCIETY INC?
- The 990 for the year ended December 31, 2024 names TANYA ZASTROW.
- Who are the officers and directors of OLBRICH BOTANICAL SOCIETY INC?
- The 990 for the year ended December 31, 2024 lists 16 people; 1 received compensation from the organization, the highest $108,568 (TANYA ZASTROW, EXECUTIVE DIRECTOR).
- How much revenue does OLBRICH BOTANICAL SOCIETY INC have?
- On its 990 for the year ended December 31, 2024 it reported revenue of $3,667,076, expenses of $3,419,089 and total assets of $5,987,239 at year end.
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