Charities United States Science & Technology Altasea at the Port of los …
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Altasea at the Port of los Angeles

Accelerate scientific collaboration, facilitate job creation for a more sustainable ocean

Science & Technology San Pedro, CA EIN 463977904 · IRS Reg 46-3977904 · IRS Sign up to see website
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79
Integrity Assessment
Strong transparency
79/100 · methodology

About Altasea at the Port of los Angeles

AltaSea accelerates scientific collaboration, facilitates job creation and inspires the next generation for a more sustainable ocean.

Founded
Headquarters
San Pedro, CA
Foundation type
Publicly-supported charity (509(a)(2))
NTEE code
U21
IRS subsection
501(c)(c3)
Ruling date
Size
medium

Verified certifications

Confirmed against the issuing authority - not self-reported.

IRS Tax-Deductible since 2014

Mission

Accelerate scientific collaboration, facilitate job creation for a more sustainable ocean

Focus areas & reach

· What they work on and where
Science & Technology · NTEE U21
Cause tags

How it stacks up against peers

· vs. 8 similar science & technology in United States
Program spending This charity: 3%
Peer average: 0%
CEO comp as % of revenue This charity: 1.97%
Peer average: 0.48%
Integrity Assessment This charity: 79
Peer average: 89

Red flags

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

Where every $1 goes

Program expenses$0.03 ($4.4 million)

Common questions

· Auto-generated from filings + methodology

Altasea at the Port of los Angeles is a registered science & technology nonprofit based in San Pedro, CA, United States. It is registered with the Internal Revenue Service (IRS). It was founded in 2013 and has been operating for 13 years. Its EIN is 463977904. It has a GiveRadar Integrity Assessment of 79/100 (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 $18M in annual revenue. 71 officers and directors are publicly disclosed. No red flags have been detected.

Altasea at the Port of los Angeles has a GiveRadar Integrity Assessment of 79/100. 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 79 ('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.

Altasea at the Port of los Angeles is located in San Pedro, CA, United States. The organization was established in 2013 and has been active for 13 years.

Based on official tax filings, Altasea at the Port of los Angeles has $18M in annual revenue. It allocates 3% of expenses to programs and services. This is below the typical benchmark of 65-75% and may warrant further review. Create a free GiveRadar account to view the complete financial breakdown with year-over-year trends.

Altasea at the Port of los Angeles 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 medium organization. It has $18M in annual revenue. The organization has 71 disclosed officers and directors.

No red flags have been detected for Altasea at the Port of los Angeles. 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.

Altasea at the Port of los Angeles has a GiveRadar Integrity Assessment of 79/100 (Strong transparency) and no red flags have been detected, which suggests it is a well-documented organization. It is regulated by the IRS. 3% of expenses go to programs. 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.

AltaSea accelerates scientific collaboration, facilitates job creation and inspires the next generation for a more sustainable ocean. Altasea at the Port of los Angeles is classified as a science & technology organization registered in United States. The organization was founded in 2013.

Among science & technology charities registered in United States: Altasea at the Port of los Angeles's GiveRadar Integrity Assessment of 79/100 is below the peer average of 89/100. Its annual revenue of $18M is comparable to the peer average of $14M.

Yes, donations to Altasea at the Port of los Angeles are generally tax-deductible in the United States. Its EIN is 463977904, 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 5 official sources, last refreshed .

Annual revenue
$10M-$100M
3% to programs
Source: IRS 990 (FY2024) why this matters
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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

TE
Terry Tamminen
President

Officers & trustees (23)

Source: Public filings

AL
Alex R•••
Director
CA
Carolyn M H•••
Director
CH
Charmian E H••••
CFO
CH
Charmian H••••
CFO
CH
Charuni P P••••••••
Director
CY
Cynthia H•••••••••
Director
DO
Doane L••
Director
ER
Eric J••••••
Director
GE
Geraldine K••••
CHAIRMAN
GR
Greg T•••••
VICE CHAIRMAN
JE
Jenny K•••••
EVP/COO
JO
John M•••••
Director
MA
Martin H B•••• J•
Director
MA
Matt H•••••
Director
ME
Melanie L••••••••
Director
MO
Monique J••••••
TREASURER
PA
Patricia G•••••• R••••
Director
TA
Tara R•••
Director
TE
Terry T•••••••
PRESIDENT/CEO
TI
Tim M••••••
CEO & Director
TI
Tim M•••••• C••
CEO
WE
Wendy N••
Director
YE
Yehudi G•••••
Director
Full names, contact details & compensation

Free with an account.

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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
$18.3M revenue
FY2024
IRS_990
Form filed
$15.2M revenue
FY2023
IRS_990
Form filed
$5.5M revenue
FY2022
IRS_990
Form filed
$2.3M revenue
FY2021
IRS_990
Form filed
$2.1M revenue
FY2020
IRS_990

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Peer charities

Other science & technology in United States, by integrity assessment

Charity Score Revenue Program %
Altasea at the Port of los Angeles This page 79 $18.3 million 3%
Alfred e Mann Foundation for Scientific Research 89 $18.1 million -
Gordon Research Conferences 89 $62.0 million -
Bigelow Laboratory for Ocean Sciences 89 $29.7 million -
Center for Environmental Health Monitoring and Management 89 $13.1 million -
Public Policy Institute of California 89 $36.4 million -
Mcnc 89 $74.1 million -
Wiscnet 89 $10.6 million -
Fannie and John Hertz Foundation 89 $12.2 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 - 71 disclosed in the public registry.
News and media coverage
GDELT Project + Google News
Supplementary verification
Charity Navigator

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 Altasea at the Port of los Angeles

What is Altasea at the Port of los Angeles?
Altasea at the Port of los Angeles is a science & technology publicly-supported charity (509(a)(2)) based in San Pedro, United States. AltaSea accelerates scientific collaboration, facilitates job creation and inspires the next generation for a more sustainable ocean.
When was Altasea at the Port of los Angeles founded?
Altasea at the Port of los Angeles was founded in 2013.
Who leads Altasea at the Port of los Angeles?
Terry Tamminen serves as President.
Where is Altasea at the Port of los Angeles located?
Headquartered in San Pedro, United States.
What is Altasea at the Port of los Angeles's annual budget?
Annual revenue for fiscal year 2024 is approximately $10M-$100M. 3% of expenses go to program services.
Is Altasea at the Port of los Angeles trustworthy?
Altasea at the Port of los Angeles has a GiveRadar Integrity Assessment of 79 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 Altasea at the Port of los Angeles's registration number?
IRS EIN: 463977904. Registration: 46-3977904 (United States).
What is Altasea at the Port of los Angeles's website?
http://www.altasea.org