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Marine Mammal Center

Public charityFed auditsIRS 990
Other · SAUSALITO, CA · EIN 51-0144434

About

The marine mammal center advances global ocean conservation through marine mammal rescue and rehabilitation, scientific research, and education. The center's work is guided and inspired by a shared vision of a healthy ocean for marine mammals and humans alike.

Donations are tax-deductible
Category
Other
Employees
151
Volunteers
1,400

Financial Snapshot

FY ending 2024-09-30
Revenue
$22.9M
Expenses
$23.0M
Assets
$54.9M
Liabilities
$4.8M

Financial history

$23.0M$11.5M$0
161718192021222324
RevenueExpenses
Latest FY2024: $22.9M · Avg: $16.4M

501(h) election

This 501(c)(3) has NOT elected 501(h) — lobbying is permitted but limited under the vaguer "no substantial part of activities" test.

Political & Grant Activity

Campaign Spending
Lobbying
$134K
Grants Given
MARINE MAMMAL CENTER
Your actions

Address

2000 Bunker RD
Sausalito, CA, 94965-261

Governance

Voting board members17
Independent members17
Conflict-of-interest policyYes
Whistleblower policyYes
Doc-retention policyYes
Audit committeeYes
990 reviewed by boardYes

Compensation practices

Severance paymentsYes
Equity-based compNo
Supplemental retirement planNo
Compensation committeeYes
Used comp surveyYes
Board approved compYes
Initial contract exceptionNo

Financial detail (Schedule D)

Board-designated %0.0%
Permanent endowment %100.0%
Endowment held by related orgNo

Fundraising activity (Schedule G)

Uses professional fundraisersYes
Gross fundraising receipts$1.7M
Net to org$1.2M
Retained by contractors$478K
ChannelsMail · Phone · Email · Grant solicitation
Public records
ProPublica Nonprofit Explorer
Full 990 PDFs going back to 2001, plus parsed financial extracts. The easiest place to read actual filings.
IRS Tax Exempt Organization Search
IRS-side authoritative source. Confirms current exempt status and pulls the latest determination letter.
These open in a new tab. AllCiv doesn't host filings directly — these are the authoritative public-record sources.