Public Charity

NATIONAL TUBEROUS SCLEROSIS ASSOCIATION

NATIONAL TUBEROUS SCLEROSIS ASSOCIATION is a Public Charity headquartered in SILVER SPRING, MD. Financial data from the 2025 filing: $9.8M revenue, $9.1M expenses, $18.0M total assets. 107 publicly reported grants to this organization, totaling roughly $8.0M, appear in IRS filings.

EIN: 953018799 SILVER SPRING, MD Latest filing: 2025
Total Revenue$9.8M
Total Expenses$9.1M
Total Assets$18.0M
Grant Records107
Funding Total$8.0M
Filing Years2021–2025

Mission

TO IMPROVE QUALITY OF LIFE FOR EVERYONE AFFECTED BY TUBEROUS SCLEROSIS COMPLEX BY CATALYZING NEW TREATMENTS, DRIVING RESEARCH TOWARD A CURE AND EXPANDING ACCESS TO LIFELONG SUPPORT.

Officers & Directors

DIRECTOR Andrew Duffy
DIRECTOR Andrew Sperling
DIRECTOR Angelique Bordey
DIRECTOR Bill Joseph
VICE CHAIR Brittany Smith
DIRECTOR Chip Burkhalter

Officer compensation and complete director data available with membership.

Top Grant Purposes

PROGRAM SUPPORT
$2,988,500 11 grants
For grant recipient's exempt purposes
$1,912,151 9 grants
GENERAL SUPPORT
$575,426 22 grants
HEALTH
$450,045 11 grants
General Operating Support
$425,000 4 grants

Financial Trends

Year Revenue Expenses Assets
2025 $9.8M $9.1M $18.0M
2024 $10.0M $8.7M $17.3M
2023 $10.0M $8.5M $16.1M
2022 $8.9M $8.1M $14.8M
2021 $9.0M $6.9M $14.0M

Between 2021 and 2025, reported annual revenue grew from $9.0M to $9.8M (+9%), with total assets most recently reported at $18.0M.

Interactive year-over-year charts and full filing details available with membership.

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