Single Event Effects Symposium

Claim
Small Publicly-supported charity (509(a)(2))
IRS IRS 990 ProPublica Charity Navigator website_scrape

🇺🇸 Los Angeles, CA United States · EIN 521407343

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Organize and run 2022 Single Event Effects/MAPLD Workshop - May 16-19, 2022. The symposium is a scientific technical exchange meeting including presentations, panel discussions, poster sessions and a technical exhibit attended by approximately 150 scientists and engineers.

Single Event Effects Symposium is a u20 nonprofit based in Los Angeles, United States, with a GiveRadar trust score of 100/100 (EIN: 521407343). View the full profile on GiveRadar for financial data, officer records, and transparency ratings.

Mission

Operate a scientific meeting.

UN SDGs: SDG 9
science
100 / 100

Highly Trusted

Based on financial health, governance, verification, public sentiment, and data completeness.

Financial Health
+25/30
Governance
+25/25
Verification
+15/20
Sentiment
0/15
Data Completeness
+10/10

Red Flags

Critical Missing Filings

Most recent filing is from 2023, which is 3 years ago.

Financials, News & Reviews

Create a free account to access financial breakdowns, news sentiment, community reviews, and officer details.

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Profile completeness: 75% Good

Data sourced from: Irs, Irs_990, ProPublica, Charity_navigator, Website_scrape

Last updated: Mar 25, 2026 16:39

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Frequently asked questions

Is Single Event Effects Symposium a legitimate charity?
Single Event Effects Symposium is a registered u20 nonprofit based in Los Angeles, CA, United States. It is registered with the Internal Revenue Service (IRS). Its EIN is 521407343. It has a GiveRadar trust score of 100/100, indicating excellent transparency and financial management. This is significantly above the average of 62/100 for u20 charities in United States. The organization reports $66K in annual revenue. 15 officers and directors are publicly disclosed. GiveRadar has identified 1 potential concern.
What is Single Event Effects Symposium's trust score?
Single Event Effects Symposium has a GiveRadar trust score of 100/100. This score is calculated from financial health (30%), governance (25%), verification status (20%), public sentiment (15%), and data completeness (10%). A score of 100 places this charity in the top tier, reflecting strong financial management, good governance, and high transparency. The charity allocates 100% of expenses to programs, which contributes positively to its score. For comparison, the average trust score for u20 charities in United States is 62/100.
Where is Single Event Effects Symposium located?
Single Event Effects Symposium is located in Los Angeles, CA, United States. Its registered address is PO BOX 92957.
How does Single Event Effects Symposium spend its money?
Based on official tax filings, Single Event Effects Symposium has $66K in annual revenue. It allocates 100% of expenses to programs and services. This is above the average of 29% for u20 charities in United States. Its revenue is below the peer average of $2M. Create a free GiveRadar account to view the complete financial breakdown with year-over-year trends.
What type of charity is Single Event Effects Symposium?
Single Event Effects Symposium is classified as a U20 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 $66K in annual revenue. The organization has 15 disclosed officers and directors.
Are there any red flags for Single Event Effects Symposium?
GiveRadar has identified 1 potential concern for Single Event Effects Symposium. Red flags are automatically detected from official data and may include high executive compensation relative to budget, low program spending, missing or late financial filings, or declining revenue. Red flags do not necessarily mean wrongdoing but indicate areas that may warrant further review before donating.
Is it safe to donate to Single Event Effects Symposium?
Single Event Effects Symposium has a GiveRadar trust score of 100/100, which suggests it is a well-managed organization. It is regulated by the IRS. 100% of expenses go to programs. The peer average is 29%. Visit the Single Event Effects Symposium profile on GiveRadar for full details before deciding. GiveRadar provides data for research purposes and does not endorse any organization. Always do your own due diligence.
Is my donation to Single Event Effects Symposium tax-deductible?
Yes, donations to Single Event Effects Symposium are generally tax-deductible in the United States. Single Event Effects Symposium is a 501(c)(3) tax-exempt organization. Its EIN is 521407343, 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.