Nonprofit · EIN 31-0537171
ZOOLOGICAL SOCIETY OF CINCINNATI
Tax-exempt · CINCINNATI, OH 45220
Financials
| Year ended | Form | Revenue | Expenses | Net income | Total assets | Liabilities | Net assets |
|---|---|---|---|---|---|---|---|
| March 31, 2025 | 990 | $69,378,528 | $63,617,523 | $5,761,005 | $330,421,028 | $16,760,543 | $313,660,485 |
| March 31, 2024 | 990 | $119,557,573 | $58,622,654 | $60,934,919 | $326,058,196 | $18,221,613 | $307,836,583 |
Financial details: 990 for the year ended March 31, 2025
Revenue
- Contributions, gifts and grants
- $41,848,300
- of which government grants
- $7,500,000
- Membership dues
- $14,174,821
- Program service revenue
- $18,174,572
- Investment income
- $2,722,921
- Net rental income
- $831,252
- Net gain from sales of assets
- -$59,189
- Net income from fundraising events
- $173,849
- Other revenue
- $6,632,735
Expenses
- Grants and similar amounts paid
- $952,427
- Compensation of officers, directors and key employees
- $2,017,589
- Other salaries and wages
- $23,890,573
- Salaries, compensation and benefits (total)
- $33,091,603
- Professional fundraising fees
- $0
- Legal fees
- $68,838
- Accounting fees
- $112,116
- Occupancy
- $3,539,283
- Depreciation
- $12,470,482
- Program services (functional)
- $56,056,233
- Management and general (functional)
- $5,835,149
- Fundraising (functional)
- $1,726,141
Balance sheet and other
- Total assets, start of year
- $326,058,196
- Total assets, end of year
- $330,421,028
- Total liabilities, end of year
- $16,760,543
- Net assets, end of year
- $313,660,485
- Land, buildings and equipment
- $202,886,036
- Publicly traded securities
- $64,734,604
- Net assets without donor restrictions
- $260,450,895
- Net assets with donor restrictions
- $53,209,590
- Gross unrelated business income
- $535,500
- Gross receipts
- $70,058,591
- Employees
- 997
- Volunteers
- 739
- Year formed
- 1875
- State of legal domicile
- OH
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 March 31, 2025, highest compensation first.
| Name | Title | Hours / week | Compensation | Other / benefits |
|---|---|---|---|---|
| WILLIAM T MAYNARD | EXECUTIVE DIRECTOR Officer | 35 | $708,475 | $27,116 |
| SAMUEL D JENIKE | VP & COO Officer | 35 | $335,786 | $28,449 |
| LORI L VOSS | VP & CFO Officer | 35 | $294,521 | $33,062 |
| TERRI ROTH | VP: CONSERVATION & SCIENCE Key employee | 40 | $189,430 | $19,094 |
| MARK FISHER | VP: FACILITIES Key employee | 40 | $175,722 | $28,515 |
| CHAD YELTON | VP: MARKETING Highest-paid employee | 40 | $164,544 | $28,283 |
| REBA DYSART | VP: DEVELOPMENT Key employee | 40 | $158,539 | $18,880 |
| JEFFREY WALTON | DIRECTOR OF HUMAN RESOURCE Highest-paid employee | 40 | $148,696 | $27,437 |
| MICHAEL WENNINGER | DIRECTOR OF ANIMAL HEALTH Highest-paid employee | 40 | $124,087 | $26,312 |
| CHRIS RECORD | FACILITIES PROJECT MANAGER Highest-paid employee | 40 | $113,296 | $25,079 |
| CHRISTINA GORSUCH | DIRECTOR OF ANIMAL CARE Highest-paid employee | 40 | $119,270 | $18,242 |
| ADAM MUELLER | TRUSTEE Trustee or director | 1 | $0 | $0 |
| ALBERT SMITHERMAN | TRUSTEE Trustee or director | 1 | $0 | $0 |
| ANYA SANCHEZ | TRUSTEE Trustee or director | 1 | $0 | $0 |
| AUSTIN HEIDT | TRUSTEE Trustee or director | 1 | $0 | $0 |
35 more people on this return
| Name | Title | Hours / week | Compensation |
|---|---|---|---|
| BOB COUGHLIN | TRUSTEE Trustee or director | 1 | $0 |
| BRETT HEEKIN | TRUSTEE Trustee or director | 1 | $0 |
| CARLA WALKER | TRUSTEE Trustee or director | 1 | $0 |
| CATHY CRAIN | TRUSTEE Trustee or director | 1 | $0 |
| CHRIS BEVACQUA | TRUSTEE Trustee or director | 1 | $0 |
| CRAIG YOUNG | TRUSTEE Trustee or director | 1 | $0 |
| DANIEL RAJAIAH | TRUSTEE Trustee or director | 1 | $0 |
| DOTTY SHAFFER | TRUSTEE Trustee or director | 1 | $0 |
| DOUG BRENDAMOUR | TRUSTEE Trustee or director | 1 | $0 |
| GARY MITCHELL | TRUSTEE Trustee or director | 1 | $0 |
| GIGI HEIDT | TRUSTEE Trustee or director | 1 | $0 |
| GREG TAYLOR | TRUSTEE Trustee or director | 1 | $0 |
| JAN MICHELE KEARNEY | TRUSTEE Trustee or director | 1 | $0 |
| JEN CASTELLINI | TRUSTEE Trustee or director | 1 | $0 |
| JEN RAGLAND | TRUSTEE Trustee or director | 1 | $0 |
| JOHN NIEMEYER | TRUSTEE Trustee or director | 1 | $0 |
| JOHN WILLIAMS | TRUSTEE Trustee or director | 1 | $0 |
| KATIE O'BRIEN | TRUSTEE Trustee or director | 1 | $0 |
| LELA COFFEY | TRUSTEE Trustee or director | 1 | $0 |
| LINDA LEE THOMAS | TRUSTEE Trustee or director | 1 | $0 |
| LUCY CHRISTENSEN-DAVIS | TRUSTEE Trustee or director | 1 | $0 |
| MATT SHEAKLEY | TRUSTEE Trustee or director | 1 | $0 |
| MEREDITH BORCHERS | TRUSTEE Trustee or director | 1 | $0 |
| PAARAS PARKER | TRUSTEE Trustee or director | 1 | $0 |
| PAM ROSSMANN | TRUSTEE Trustee or director | 1 | $0 |
| PETER KLEKAMP | TRUSTEE Trustee or director | 1 | $0 |
| RHIANNON HOEWELER | TRUSTEE Trustee or director | 1 | $0 |
| SARAH ANDERSON | TRUSTEE Trustee or director | 1 | $0 |
| TIM MASSA | TRUSTEE Trustee or director | 1 | $0 |
| VALARIE SHEPPARD | TRUSTEE Trustee or director | 1 | $0 |
| GEORGE MOLINSKY | CHAIRMAN Trustee or director, Officer | 1 | $0 |
| GEORGE JOSEPH | VICE CHAIRMAN Trustee or director, Officer | 1 | $0 |
| JACK OLIVER | SECRETARY Trustee or director, Officer | 1 | $0 |
| TIM BONACCI | TREASURER Trustee or director, Officer | 1 | $0 |
| STUART DORNETTE | LEGAL COUNSEL Trustee or director, Officer | 1 | $0 |
990 for the year ended March 31, 2024: 49 people
| Name | Title | Hours / week | Compensation | Other / benefits |
|---|---|---|---|---|
| WILLIAM T MAYNARD | EXECUTIVE DIRECTOR Officer | 35 | $635,775 | $25,973 |
| SAMUEL D JENIKE | VP & COO Officer | 35 | $290,003 | $23,836 |
| LORI L VOSS | VP & CFO Officer | 35 | $254,313 | $30,586 |
| TERRI ROTH | VP: CONSERVATION & SCIENCE Key employee | 40 | $182,973 | $13,156 |
| MARK FISHER | VP: FACILITIES Key employee | 40 | $166,815 | $27,287 |
| CHAD YELTON | VP: MARKETING Highest-paid employee | 40 | $155,722 | $26,746 |
| REBA DYSART | VP: DEVELOPMENT Highest-paid employee | 40 | $151,250 | $18,273 |
| JEFFREY WALTON | DIRECTOR OF HUMAN RESOURCE Highest-paid employee | 40 | $139,396 | $26,181 |
| MICHAEL WENNINGER | DIRECTOR OF ANIMAL HEALTH Highest-paid employee | 40 | $113,119 | $20,687 |
| DEAN VIOLETTA | DIRECTOR OF PLANNING & EXHIBITS Highest-paid employee | 40 | $113,654 | $17,375 |
| FRANCIE S HILTZ | IMMEDIATE PAST CHAIR Trustee or director, Officer | 1 | $0 | $0 |
| GEORGE MOLINSKY | CHAIRMAN Trustee or director, Officer | 1 | $0 | $0 |
| GEORGE JOSEPH | VICE CHAIRMAN Trustee or director, Officer | 1 | $0 | $0 |
| PETER RAGLAND | SECRETARY Trustee or director, Officer | 1 | $0 | $0 |
| TIM BONACCI | TREASURER Trustee or director, Officer | 1 | $0 | $0 |
| STUART DORNETTE | LEGAL COUNSEL Trustee or director, Officer | 1 | $0 | $0 |
| SARAH ANDERSON | TRUSTEE Trustee or director | 1 | $0 | $0 |
| EILEEN BARRETT | TRUSTEE Trustee or director | 1 | $0 | $0 |
| CHRIS BEVACQUA | TRUSTEE Trustee or director | 1 | $0 | $0 |
| MEREDITH BORCHERS | TRUSTEE Trustee or director | 1 | $0 | $0 |
| DOUG BRENDAMOUR | TRUSTEE Trustee or director | 1 | $0 | $0 |
| JEN CASTELLINI | TRUSTEE Trustee or director | 1 | $0 | $0 |
| LELA COFFEY | TRUSTEE Trustee or director | 1 | $0 | $0 |
| BOB COUGHLIN | TRUSTEE Trustee or director | 1 | $0 | $0 |
| LUCY CHRISTENSEN-DAVIS | TRUSTEE Trustee or director | 1 | $0 | $0 |
| CATHY CRAIN | TRUSTEE Trustee or director | 1 | $0 | $0 |
| MARC DIZARD | TRUSTEE Trustee or director | 1 | $0 | $0 |
| BRETT HEEKIN | TRUSTEE Trustee or director | 1 | $0 | $0 |
| AUSTIN HEIDT | TRUSTEE Trustee or director | 1 | $0 | $0 |
| GIGI HEIDT | TRUSTEE Trustee or director | 1 | $0 | $0 |
| PETER KLEKAMP | TRUSTEE Trustee or director | 1 | $0 | $0 |
| JAN MICHELE KEARNEY | TRUSTEE Trustee or director | 1 | $0 | $0 |
| TIM MASSA | TRUSTEE Trustee or director | 1 | $0 | $0 |
| ADAM MUELLER | TRUSTEE Trustee or director | 1 | $0 | $0 |
| JANE NOVAK-COOK | TRUSTEE Trustee or director | 1 | $0 | $0 |
| KATIE O'BRIEN | TRUSTEE Trustee or director | 1 | $0 | $0 |
| JACK OLIVER II | TRUSTEE Trustee or director | 1 | $0 | $0 |
| PAARAS PARKER | TRUSTEE Trustee or director | 1 | $0 | $0 |
| MIKE PRESCOTT | TRUSTEE Trustee or director | 1 | $0 | $0 |
| DANIEL RAJAIAH | TRUSTEE Trustee or director | 1 | $0 | $0 |
| PAM ROSSMANN | TRUSTEE Trustee or director | 1 | $0 | $0 |
| ANYA SANCHEZ | TRUSTEE Trustee or director | 1 | $0 | $0 |
| MATT SHEAKLEY | TRUSTEE Trustee or director | 1 | $0 | $0 |
| VALARIE SHEPPARD | TRUSTEE Trustee or director | 1 | $0 | $0 |
| ALBERT SMITHERMAN | TRUSTEE Trustee or director | 1 | $0 | $0 |
| GREG TAYLOR | TRUSTEE Trustee or director | 1 | $0 | $0 |
| LINDA LEE THOMAS | TRUSTEE Trustee or director | 1 | $0 | $0 |
| BILL WEYAND | TRUSTEE Trustee or director | 1 | $0 | $0 |
| CRAIG YOUNG | TRUSTEE Trustee or director | 1 | $0 | $0 |
Address and contacts
- Address (IRS master file)
- 3400 VINE ST, CINCINNATI, OH 45220-1333
- In care of
- % FINANCE DEPT
- Principal officer (990 for 2024)
- WILLIAM T MAYNARD, 3400 VINE STREET, CINCINNATI, OH 45220
- Signed the 990
- LORI VOSS, VP & CFO
- Phone
- (513) 281-4700
- Return prepared by
- CLARK SCHAEFER HACKETT & CO
Mission
CREATING ADVENTURE, CONVEYING KNOWLEDGE, CONSERVING NATURE, AND SERVING THE COMMUNITY. WITH THE ADDITION OF OUR FOURTH PILLAR TO OUR MISSION STATEMENT, SERVING COMMUNITY, WE RECOGNIZE THE RESPONSIBILITY TO PARTNER WITH DIVERSE AND ECONOMICALLY CHALLENGED COMMUNITIES IN OUR DAILY WORK.
Program accomplishments
- THE WORLD-FAMOUS CINCINNATI ZOO & BOTANICAL GARDEN IS COMMITTED TO INSPIRING VISITORS TO CARE ABOUT WILDLIFE AND WILD PLACES. IT WAS VOTED THE #1 BEST ZOO IN A USA TODAY READER POLL AND HAS ALSO RECEIVED RAVE REVIEWS FROM CHILD MAGAZINE, PARENTS MAGAZINE, USA TODAY AND TRIPADVISOR. OVER 1.8 MILLION PEOPLE VISIT THE ZOO'S AWARD-WINNING HABITATS, AND MORE THAN 500 ANIMAL AND 3000 PLANT SPECIES ANNUALLY. THE ZOO, AN ACCREDITED MEMBER OF THE ASSOCIATION OF ZOOS & AQUARIUMS (AZA) SINCE 1978, IS INTERNATIONALLY KNOWN FOR ITS SUCCESS IN THE PROTECTION AND PROPAGATION OF ENDANGERED ANIMALS AND PLANTS AND ENGAGES IN RESEARCH AND CONSERVATION PROJECTS WORLDWIDE. KNOWN AS THE #GREENESTZOOINAMERICA, THE ZOO IS DOING ITS PART TO CONSERVE NATURAL RESOURCES THAT ARE CRITICAL TO SAVING WILDLIFE AND ITS HABITATS AND IS COMMITTED TO GREENING ITS DAILY OPERATIONS AND REDUCING ITS IMPACT ON THE ENVIRONMENT WITH RAIN GARDENS, RECYCLED BUILDING MATERIALS, SOLAR PANELS AND MORE. THE CINCINNATI ZOO IS A 501(C)(3) NONPROFIT ORGANIZATION.Expenses $56,056,233 · grants $952,427 · revenue $19,488,482
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 March, so each return is due on the 15th day of the 5th month after that.
| Tax year | Year ended | Due | IRS public records |
|---|---|---|---|
| 2025 | March 31, 2026 | August 17, 2026 | Not on file |
| 2024 | March 31, 2025 | August 15, 2025 | 990 on file |
| 2023 | March 31, 2024 | August 15, 2024 | 990 on file |
IRS record
- EIN
- 31-0537171
- 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
- 1941
- Accounting year ends
- March
- Files
- Form 990 or 990-EZ
- Category (NTEE)
- Animal-related (D500)
- Assets (IRS master file)
- $330,421,028
- Income (IRS master file)
- $70,058,591
Filing history
| Form | Year ended | Revenue | Expenses | Assets | Return |
|---|---|---|---|---|---|
| 990 | March 2025 | $69,378,528 | $63,617,523 | $330,421,028 | XML |
| 990-T | March 2025 | – | – | – | IRS |
| 990 | March 2024 | $119,557,573 | $58,622,654 | $326,058,196 | XML |
| 990-T | March 2024 | – | – | – | IRS |
| 990 | March 2023 | $73,083,333 | $54,883,019 | $270,224,711 | IRS |
| 990-T | March 2023 | – | – | – | IRS |
| 990 | March 2022 | – | – | – | IRS |
| 990-T | March 2022 | – | – | – | IRS |
| 990 | March 2021 | – | – | – | IRS |
| 990-T | March 2021 | – | – | – | IRS |
| 990 | March 2020 | – | – | – | IRS |
| 990 | March 2019 | – | – | – | 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 31-0537171).
Questions about ZOOLOGICAL SOCIETY OF CINCINNATI
- What is the EIN of ZOOLOGICAL SOCIETY OF CINCINNATI?
- The employer identification number (EIN) of ZOOLOGICAL SOCIETY OF CINCINNATI is 31-0537171.
- Is ZOOLOGICAL SOCIETY OF CINCINNATI tax-exempt?
- Yes. The IRS lists it as tax-exempt under section 501(c)(3) since 1941.
- Are donations to ZOOLOGICAL SOCIETY OF CINCINNATI tax-deductible?
- Yes. It is listed in IRS Publication 78 (Public charity, 50% deduction limit).
- Which annual return does ZOOLOGICAL SOCIETY OF CINCINNATI 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 ZOOLOGICAL SOCIETY OF CINCINNATI due?
- The return for tax year 2025 (the year ending March 31, 2026) is due August 17, 2026. Form 8868 extends it by six months; the 990-N cannot be extended.
- When did ZOOLOGICAL SOCIETY OF CINCINNATI last file with the IRS?
- The latest return in the IRS public files is the 990 for the year ended March 2025.
- Who is the principal officer of ZOOLOGICAL SOCIETY OF CINCINNATI?
- The 990 for the year ended March 31, 2025 names WILLIAM T MAYNARD.
- Who are the officers and directors of ZOOLOGICAL SOCIETY OF CINCINNATI?
- The 990 for the year ended March 31, 2025 lists 50 people; 11 received compensation from the organization, the highest $708,475 (WILLIAM T MAYNARD, EXECUTIVE DIRECTOR).
- How much revenue does ZOOLOGICAL SOCIETY OF CINCINNATI have?
- On its 990 for the year ended March 31, 2025 it reported revenue of $69,378,528, expenses of $63,617,523 and total assets of $330,421,028 at year end.
Other nonprofits in CINCINNATI
- JOANIE C BERNARD FOUNDATION EIN 88-2451668 · last filed 990-PF for 2025
- HAMILTON COUNTY SOCIETY FOR THE PREVENTION OF CRUELTY TO ANIMALS EIN 31-0543284 · last filed 990 for 2025
- CINCINNATI ANIMAL CARE EIN 85-2177478 · last filed 990 for 2024
- UNITED COALITION FOR ANIMALS EIN 30-0024366 · last filed 990 for 2025
- SAVE THE ANIMALS FOUNDATION EIN 31-1254920 · last filed 990 for 2025
- OHIO ALLEYCAT RESOURCE & SPAY NEUTER CLINIC INC EIN 31-1728182 · last filed 990 for 2024
- CINCINNATI ZOO FOUNDATION INC EIN 31-1680106 · last filed 990 for 2025
- PETS IN NEED OF GREATER CINCINNATI INC EIN 45-5512473 · last filed 990 for 2025