SAN FRANCISCO ZOOLOGICAL SOCIETY

EIN: 941429538 501(c)(3) Animal-Related

SAN FRANCISCO, CA

Total Revenue
$23,127,512
Total Expenses
$29,726,366
Total Assets
$19,954,512
Net Assets
$14,548,264
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Financial Vulnerability Assessment (Tuckman-Chang)

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Financial Trends

Organization Details

Formation Year
1954
Legal Domicile
CA
Principal Officer
CASSANDRA COSTELLO
Phone
4157537175
Tax Period
2024-07-01 to 2025-06-30

SAN FRANCISCO ZOOLOGICAL SOCIETY, founded in 1954, is a mid-sized nonprofit in the Animal-Related sector that reported $23.1M in total revenue in fiscal year 2024. Revenue decreased 9% compared to the prior year. Expenses of $29.7M exceeded revenue, resulting in a 29% operating deficit.

Mission

TO CONNECT ALL PEOPLE WITH WILDLIFE,INSPIRE CARING FOR NATURE,AND ADVANCE CONSERVATION ACTION.

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Trantor Score

Financial Health Score (300–850) · Liquidity · Solvency · Sustainability · Efficiency

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Liquidity (40%) • Solvency (30%) • Sustainability (20%) • Efficiency (10%)

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Financial Overview (2024)

Revenue Breakdown

Contributions & Grants $7,817,981
Program Service Revenue $14,029,744
Investment Income $995,635
Other Revenue $284,152
TOTAL REVENUE $23,127,512

Expense Breakdown

Grants Paid $1,804,834
Salaries & Benefits $13,972,057
Fundraising Expenses $625,010
Program Expenses $25,533,318
Other Expenses $13,949,475
TOTAL EXPENSES $29,726,366

Year-over-Year Comparison

2024 2023 Change
Revenue $23,127,512 $25,512,249 -0.1%
Expenses $29,726,366 $26,714,244 +0.1%
Net Income $-6,598,854 $-1,201,995 +4.5%
Key Indicators
Grants to Organizations Grants to Individuals Lobbying Political Activity Foreign Activities Donor Advised Fund Schedule B Required
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Liquidity & Cash Position

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Governance

Voting Members
22
Independent Members
22
Employees
259
Volunteers
212

Governance Policies

Conflict of Interest Policy
Whistleblower Policy
Document Retention Policy

Special Practices & Reported Activities

Operated a School
Operated a Hospital
Provided First Class Travel
Reported Conflict of Interest
Reported Asset Diversion
Excess Benefit Transaction
Made Political Expenditures
Engaged in Lobbying
Operated Donor Advised Fund
Maintained Art Collections
Filed Form 720

Compensation of Officers, Directors & Key Employees

Total Officers
3
$637,239
Total Directors
23
$0
Key Employees
0
$0
Highest Compensated
5
reported
Name Title Hours/Week Role Reportable Comp Other Comp Total
MARIE-CLAUDE NADEAU CHAIRMAN OF THE BOARD 3.00
Officer Director
$0 $0 $0
JOHN PATRICK FLYNN VICE CHAIR 1.00
Director
$0 $0 $0
JOSHUA ADLER DIRECTOR 0.50
Director
$0 $0 $0
EDWIN ALVAREZ MD DIRECTOR 0.50
Director
$0 $0 $0
WILLIAM ANDERECK DIRECTOR 0.50
Director
$0 $0 $0
ELIZABETH BEATTY DIRECTOR 0.50
Director
$0 $0 $0
KERRY DEICHEN DIRECTOR 0.50
Director
$0 $0 $0
MATTHEW DELJA DIRECTOR 0.50
Director
$0 $0 $0
MIKE DOVEY DIRECTOR 0.50
Director
$0 $0 $0
CHRISTOPHER FARINACCI DIRECTOR 0.50
Director
$0 $0 $0
ANTOINETTE FREITAS-KRAJCAR DIRECTOR 0.50
Director
$0 $0 $0
JANIE FRIEND DIRECTOR 0.50
Director
$0 $0 $0
SARAH GAMMILL DIRECTOR 0.50
Director
$0 $0 $0
SIDNEY GOODWILL DIRECTOR 0.50
Director
$0 $0 $0
MARGARET HAUBEN DIRECTOR 0.50
Director
$0 $0 $0
JULIA LW HEIDMANN DIRECTOR 0.50
Director
$0 $0 $0
MELINDA HENDERSON DIRECTOR 0.50
Director
$0 $0 $0
DOUGLAS MAGOWAN DIRECTOR 0.50
Director
$0 $0 $0
JOAN MURPHY DIRECTOR 1.00
Director
$0 $0 $0
MARK ROBERTS DIRECTOR 0.50
Director
$0 $0 $0
DAVID THOMASON DIRECTOR 0.50
Director
$0 $0 $0
KEVIN XU DIRECTOR 0.50
Director
$0 $0 $0
MARIA ALVAREZ DIRECTOR 0.50
Director
$0 $0 $0
TANYA PETERSON CEO & EXECUTIVE DIRECTOR 37.50
Officer
$351,000 $45,597 $396,597
JEFFREY PACE CHIEF FINANCIAL OFFICER 37.50
Officer
$225,770 $14,872 $240,642
DOMINICK DORSA EVP OF ANIMAL CARE & WELLNESS 37.50
Highest
$170,404 $21,511 $191,915
PAULO VERGARA EVP OF GUEST CONNECTIONS 37.50
Highest
$160,385 $21,010 $181,395
ADRIAN MUTLOW CHIEF VETERINARIAN 37.50
Highest
$157,015 $7,851 $164,866
VITUS LEUNG EVP OF HR/DEPUTY DIRECTOR 37.50
Highest
$136,123 $6,806 $142,929
TAE NHO VICE PRESIDENT OF TECHNOLOGY 37.50
Highest
$127,400 $6,370 $133,770
Note: Compensation data is self-reported by the organization on their Form 990. "Reportable Comp" includes salary, bonuses, and other reportable compensation from the organization and related organizations. "Other Comp" includes benefits, deferred compensation, and non-taxable benefits.

Historical Data

Year Revenue Expenses Assets Net Income
2025 $23,127,512 $29,726,366 $19,954,512 $-6,598,854
2024 No data No data No data No data
2023 $22,451,713 $24,696,357 $23,812,552 $-2,244,644
2022 $36,024,993 $26,338,435 $23,753,003 $9,686,558
2021 $25,873,925 $23,506,364 $20,346,498 $2,367,561
2020 $20,563,634 $23,683,646 $17,451,059 $-3,120,012
2019 $24,500,762 $26,466,439 $16,888,204 $-1,965,677
2018 $31,801,132 $26,536,058 $19,301,468 $5,265,074
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