Person · officer / director

David Johnston

Director · National Tuberous Sclerosis Association INC

Director at National Tuberous Sclerosis Association INC. Listed as an officer, director, or key employee across 2 organizations on the Form 990 record.

Ambiguous identity This name matches 55 other individuals we could not verify as the same person. Each is kept as a separate record below — treat them as distinct people unless an explicit match is confirmed.

Organizations

Roles reported

Others who share this name

Who this is

Profile

Everything on the left is verified from the IRS filings. The biography on the right is compiled from public web sources and grounded to that filed record.

✓ Verified from filings

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Reported as Director of National Tuberous Sclerosis Association INC, based in Silver Spring, MD.

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Also listed as Director of Tsc Alliance Endowment Fund INC, uncompensated.

Facts extracted directly from each organization's Form 990, Part VII.

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Affiliations

Organizations

Linked as the same person by IRS Schedule R, a shared officer mailing address, or shared fellow board members.

National Tuberous Sclerosis Association INC Director · $9.8M revenue · Silver Spring, MDFINDING A CURE FOR TUBEROUS SCLEROSIS COMPLEX WHILE IMPROVING THE LIVES OF THOSE AFFECTED.Filed FY2025 · Source: Form 990, Part VII

Tsc Alliance Endowment Fund INC Director · $830K revenue · Silver Spring, MDINVEST GIFTS TO GENERATE AN INCOME STREAM TO HELP FULFILL THE MISSION OF THE TSC ALLIANCE.Filed FY2025, FY2024 · Source: Form 990, Part VII

Disambiguation

Other people named David Johnston

Different individuals who share this name, separated by IRS Schedule R, mailing address, and shared-board evidence. The 990 carries no person identifier, so some may still be the same person.

David Johnston 2 organizations · El Cajon, CAEl Cajon Rotary Foundation

David Johnston 2 organizations · Davenport, IAPutnam Museum and Science Center

David Johnston 2 organizations · Bayville, NJBayville First Aid Squad INC

David Johnston 2 organizations · Marion, IL, Dongola, ILSouthern Illinois Power Cooperative

David Johnston 1 organization · Watertown, NYTown of Watertown Volunteer Fire Department INC

David Johnston 1 organization · Charleston, SCSouth Carolina Aquarium

David Johnston 1 organization · Lawrence, KSThe Kansas University Alumni Association

David Johnston 1 organization · Nashville, TNDolphin Aquatics

David Johnston 1 organization · Chicago, ILPhiladelphia Metro Chapter of the Appraisal Institute

David Johnston 1 organization · Watsonville, CAIndependence Square Housing Corp INC

David Johnston 1 organization · Rome, GATigerflight Foundation INC

David Johnston 1 organization · Tulsa, OKEyewitness Bible Series INC

David Johnston 1 organization · Dothan, ALWiregrass Foundation

David Johnston 1 organization · Kansas City, KSKansas City Kansas Convention & Visitors Bureau Incorporated

David Johnston 1 organization · Canon City, COCanon City Golden Age Council INC

David Johnston 1 organization · Mountain Brk, ALJ H Ranch Mountain Resort

David Johnston 1 organization · Hot Springs, ARCooperative Christian Ministries and Clinic

David Johnston 1 organization · New York, NYFutures and Options INC

David Johnston 1 organization · New Carlisle, OHFamily and Youth Initiatives

David Johnston 1 organization · Rochester, NYAhead Energy Corporation

David Johnston 1 organization · Falls Church, VAEifs Industry Members Association INC

David Johnston 1 organization · New Castle, DENew Castle Sailing Club

David Johnston 1 organization · Las Vegas, NVA-E Pronet

David Johnston 1 organization · Bay Minette, ALAlabama Animal Control Association

David Johnston 1 organization · Westerville, OHWesterville Education Association

David Johnston 1 organization · Santa Clara, CASanta Clara Corvettes

David Johnston 1 organization · Woodbury, MNMath and Science Academy

David Johnston 1 organization · Huntington Beach, CAHuntington Harbour Yacht Club

David Johnston 1 organization · Parker, COKaren Alice Nilsen Olsen Charitable Foundation INC

David Johnston 1 organization · Anchorage, AKAmerican Association of Drilling Engineers-Alaska Chapter

David Johnston 1 organization · New York, NYExploring the Metropolis INC

David Johnston 1 organization · Sacramento, CAAssociation of Official Seed Analysts

David Johnston 1 organization · Williamsville, NYLutheran Charities

David Johnston 1 organization · Boise, IDBoise State University Foundation INC

David Johnston 1 organization · Little Rock, ARArkansas Game & Fish Foundation

David Johnston 1 organization · Flemington, NJPrevention Resources INC

David Johnston 1 organization · Honolulu, HISkipping Stone Foundation

David Johnston 1 organization · Funkstown, MDFunkstown Volunteer Fire Co INC

David Johnston 1 organization · Springfield, ORAfge Local 1042

David Johnston 1 organization · Woodstock, GACore Academy Corporation the Core School

David Johnston 1 organization · Huntsville, ALAywo Wrestling

David Johnston 1 organization · Mansfield, PA30 Acres Club

David Johnston 1 organization · Westport, NYWestport-Wadhams Community Alliance INC

David Johnston 1 organization · Peterborough, NHThe Well School

David Johnston 1 organization · Ft Pierce, FLExpermental Aircraft Association INC Chapter 908

David Johnston 1 organization · Flemington, NJFlemington Improvement District INC

David Johnston 1 organization · Lancaster, CASenior Volunteer Program 545

David Johnston 1 organization · Toluca Lake, CAStory Boldly

David Johnston 1 organization · Huntsville, ALRussel Hill Cancer Foundation INC

David Johnston 1 organization · Olympia, WAOlympia Education Association

David Johnston 1 organization · Sn Bernrdno, CAInland Empire Association of Health Underwriters

David Johnston 1 organization · Mancos, COMancos Rural Water Co

David Johnston 1 organization · Hazel Crest, ILTransportation-Communications Union

David Johnston 1 organization · Bath, NCHistoric Bath Foundation INC

David Johnston 1 organization · Kansas City, MOKc2026

Network

Serves alongside

Other officers, directors & key employees at this person's organizations, by latest reported compensation.

Steven Roberds

Chief Scientific Officer · FY2025

$256K

Kari Luther Rosbeck

President & CEO · FY2025

$255K

Steven L Roberds

Chief Scientific Officer · FY2021

$229K

Kari L Rosbeck

President & CEO · FY2021

$215K

Dean Rager-Aguiar

Vice President, Translatio · FY2025

$192K

Cynthia Arcuri

Chief Financial Officer · FY2024

$184K

Jaye Isham

Chief Outreach Officer · FY2024

$154K

Jamie Saylor

Chief Financial Officer · FY2025

$143K

Lisa Moss

Vice President, Donor Rela · FY2025

$136K

Jaye D Isham

VP, Communications Strategy · FY2021

$122K

Heather Radtke

Director, Clinical Programs · FY2025

$120K

Ashley Pounders

Director of Medical Affairs · FY2023

$115K

Network

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