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Compensation 990 is an independent service that uses public IRS Form 990 filings as its source data. We clean and standardize this information, but the original filings may contain errors or omissions. Years on this site refer to the organization’s fiscal year end date on the filing.

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Employees Spinal Muscular Atrophy Foundation Jonathan Leff

Jonathan Leff

Director at Spinal Muscular Atrophy Foundation

Fiscal year ended December 31, 2024. Published on January 25, 2026.

$0
2024

Total compensation

Jonathan Leff has been listed as an employee of Spinal Muscular Atrophy Foundation in Form 990 filings since at least fiscal year 2016.

Annual compensation details

$0
Director
2024
$0
Director
2023
$0
Director
2022
$0
Director
2021
$0
Director
2020
$0
Director
2019
$0
Director
2018
$0
Director
2017
$0
Director
2016

Compare the compensation of Jonathan Leff to:

2024

Other employees at Spinal Muscular Atrophy Foundation

Dinakar Singh
Board Chair
$0
Simon Prisk, Esq
Director
$0
Douglas Cole, M.D.
Director
$0
Andrew Knight
Director
$0
Loren Eng
President
$0
Juli Oh, Esq
Treasurer
$0
Gerald Fischbach, M.D.
Director
$0
Stephen Mikita, Esq
Director
$0
Helen Meates
Director
$0
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Revisions to this profile

January 25, 2026:
2024 Spinal Muscular Atrophy Foundation 990 published
January 25, 2026:
2023 Spinal Muscular Atrophy Foundation 990 published
January 25, 2026:
2022 Spinal Muscular Atrophy Foundation 990 published

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