Charities United States Science & Technology Port Townsend Marine Science Center
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Port Townsend Marine Science Center

The port townsend marine science center inspires conservation of the salish sea.

Science & Technology Port Townsend, WA EIN 911193699 · IRS Sign up to see website
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73
Integrity Assessment
Strong transparency
73/100 · methodology

About Port Townsend Marine Science Center

PTMSC inspires the conservation of the Salish Sea and welcomes people to discover and delight in the incredible biodiversity of the Salish Sea.

Founded
Headquarters
Port Townsend, WA
Foundation type
Publicly-supported charity (509(a)(2))
NTEE code
U21Z
IRS subsection
501(c)(c3)
Ruling date
Size
small

Verified certifications

Confirmed against the issuing authority - not self-reported.

IRS Tax-Deductible since 1983

Mission

The port townsend marine science center inspires conservation of the salish sea.

Focus areas & reach

· What they work on and where
Science & Technology · NTEE U21Z
Cause tags

How it stacks up against peers

· vs. 8 similar science & technology in United States
Program spending This charity: 0%
Peer average: 11%
CEO comp as % of revenue This charity: 6.60%
Peer average: 0.48%
Integrity Assessment This charity: 73
Peer average: 89

Red flags

· All clear
IRS revocation history
OFAC / EU / UN sanctions
Open investigations
Governance scandals
Related-party deals
Excessive exec comp

Common questions

· Auto-generated from filings + methodology

Port Townsend Marine Science Center is a registered science & technology nonprofit based in Port Townsend, WA, United States. It is registered with the Internal Revenue Service (IRS). It was founded in 1982 and has been operating for 44 years. Its EIN is 911193699. It has a GiveRadar Integrity Assessment of 73/100 (Strong transparency), indicating well-documented governance, financials, and contact details. This is below the average of 89/100 for science & technology charities in United States. The organization reports $1M in annual revenue. 40 officers and directors are publicly disclosed. No red flags have been detected.

Port Townsend Marine Science Center has a GiveRadar Integrity Assessment of 73/100. This score combines five components: Registration (20 pts), Financial Transparency (30 pts), Governance (20 pts), Contact Availability (10 pts), and Data Recency (20 pts), with negative adjustments for any red flags. A score of 73 ('Strong transparency') reflects well-documented governance, recent financials, named leadership, and working contact details. For comparison, the average integrity assessment for science & technology charities in United States is 89/100.

Port Townsend Marine Science Center is located in Port Townsend, WA, United States. The organization was established in 1982 and has been active for 44 years.

Based on official tax filings, Port Townsend Marine Science Center has $1M in annual revenue. Its revenue is below the peer average of $14M. Create a free GiveRadar account to view the complete financial breakdown with year-over-year trends.

Port Townsend Marine Science Center is classified as a Science & Technology organization, registered in United States. It operates as a Publicly-supported charity (509(a)(2)). By size, it is categorized as a small organization. It has $1M in annual revenue. The organization has 40 disclosed officers and directors.

No red flags have been detected for Port Townsend Marine Science Center. GiveRadar automatically screens charities for concerning patterns including high executive compensation, low program spending, and missing financial filings. Based on available official data, no issues have been identified.

Port Townsend Marine Science Center has a GiveRadar Integrity Assessment of 73/100 (Strong transparency) and no red flags have been detected, which suggests it is a well-documented organization. It is regulated by the IRS. You can donate directly through their official donation page linked on their GiveRadar profile. GiveRadar provides data for research purposes and does not endorse any organization. Always do your own due diligence.

PTMSC inspires the conservation of the Salish Sea and welcomes people to discover and delight in the incredible biodiversity of the Salish Sea. Port Townsend Marine Science Center is classified as a science & technology organization registered in United States. The organization was founded in 1982.

Among science & technology charities registered in United States: Port Townsend Marine Science Center's GiveRadar Integrity Assessment of 73/100 is below the peer average of 89/100. Its annual revenue of $1M is below the peer average of $14M.

Yes, donations to Port Townsend Marine Science Center are generally tax-deductible in the United States. Its EIN is 911193699, which you can use for tax filing purposes. Donors can typically deduct contributions on their federal income tax return if they itemize deductions. Consult a tax professional for guidance specific to your situation.

Verified against 3 official sources, last refreshed .

Annual revenue
$1M-$10M
0% to programs
Source: IRS 990 (FY2024) why this matters
Unlock exact figures

Filing history

5 years on file from IRS 990 (FY2024): revenue, expenses, program spending, assets, and liabilities by fiscal year.

Years on record: FY2024, FY2023, FY2022, FY2021, FY2020.
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Taxes

Tax-deductibility for donors

Donations may be tax-deductible for residents of United States under local rules. Confirm with the charity directly.

Always confirm tax treatment with the charity directly or your tax advisor before donating.

Leadership

DI
Diane Quinn
Executive Director

Officers & trustees (14)

Source: Public filings

BE
Bee R•••••••
EXECUTIVE DIRECTOR
DI
Diane B•••••
PRESIDENT
DI
Diane Q••••
EXECUTIVE DIRECTOR
DO
Doug R•••••
VICE PRESIDENT
EL
Ellen H•••••
PRESIDENT
GU
Guritno R••••••••
BOARD MEMBER
JA
Janine B••••
EXECUTIVE DIRECTOR
JA
Jassen B•••••
VICE PRESIDENT
JO
John M•••••
TREASURER
LI
Linda D••••
BOARD MEMBER
MI
Mike H•••••
BOARD MEMBER
RI
Richard F••••••
BOARD MEMBER
RO
Rob W••••••
BOARD MEMBER
RU
Ruth S•••••
SECRETARY
Full names, contact details & compensation

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Latest news

From global news sources

No recent news coverage found

News coverage will appear here when articles mention this organization.

Activity timeline

Filings and press mentions, merged

Form filed
$0.9M revenue
FY2024
IRS_990
Form filed
$1.1M revenue
FY2023
IRS_990
Form filed
$0.9M revenue
FY2022
IRS_990
Form filed
$1.5M revenue
FY2021
IRS_990
Form filed
$0.7M revenue
FY2020
IRS_990

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Peer charities

Other science & technology in United States, by integrity assessment

Charity Score Revenue Program %
Port Townsend Marine Science Center This page 73 $1.1 million -
Bioinnovations Institute 89 $1.3 million 91%
Collaborative for Leadership in Ayres Sensory Integration 89 $1.8 million -
Blue Marble Space 89 $5.1 million -
Corrim Consortium for Research on Renewable Industrial Materials 89 $2.4 million -
Freshwater Society 89 $1.4 million 0%
Sigma Xi the Scientific Research Honor Society Inc 89 $4.9 million -
Mind Research Institute Inc 89 $5.7 million -
Science Communication Lab Inc 89 $2.2 million -

Sources and verification

Refreshed

Registration and legal identity
Internal Revenue Service (IRS) - Tax Exempt Organization Search
Financial filings
IRS Form 990 filings - Fiscal year 2024 most recent on file.
Officers and trustees
Internal Revenue Service (IRS) - Tax Exempt Organization Search - 40 disclosed in the public registry.

Data freshness

Last updated
May 27, 2026
Profile completeness
90%

What we don't know

Honest gaps - our score reflects transparency, not impact

Programs & projects
No named programs listed by the charity
Operating reach
Countries where programs run not specified

Methodology

GiveRadar combines public registry filings, ProPublica Nonprofit Explorer, Charity Navigator, GuideStar, and news archives into a single 0-100 integrity assessment. We don't take a cut of any donation, ever.

Read full methodology

Quick facts about Port Townsend Marine Science Center

What is Port Townsend Marine Science Center?
Port Townsend Marine Science Center is a science & technology publicly-supported charity (509(a)(2)) based in Port Townsend, United States. PTMSC inspires the conservation of the Salish Sea and welcomes people to discover and delight in the incredible biodiversity of the Salish Sea.
When was Port Townsend Marine Science Center founded?
Port Townsend Marine Science Center was founded in 1982.
Who leads Port Townsend Marine Science Center?
Diane Quinn serves as Executive Director.
Where is Port Townsend Marine Science Center located?
Headquartered in Port Townsend, United States.
What is Port Townsend Marine Science Center's annual budget?
Annual revenue for fiscal year 2024 is approximately $1M-$10M. 0% of expenses go to program services.
Is Port Townsend Marine Science Center trustworthy?
Port Townsend Marine Science Center has a GiveRadar Integrity Assessment of 73 out of 100 (Strong transparency). The score reflects public-data transparency: registration, financial disclosure, governance, contact details, and how recently data was refreshed. It does not measure program impact.
What is Port Townsend Marine Science Center's registration number?
IRS EIN: 911193699.
What is Port Townsend Marine Science Center's website?
https://ptmsc.org/