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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 The Boston Library Society Leah Rosovsky

Leah Rosovsky

Officer

Director at The Boston Library Society

Fiscal year ended September 30, 2024. Published on January 25, 2026.

$382,772

2024

Total compensation

Leah Rosovsky has been listed as an employee of The Boston Library Society in Form 990 filings since fiscal year 2020.

Annual compensation details

$382,772

＋7.6%

Director

2024

$353k related

35 hrs/wk

$31k other

--

$355,589

＋11.2%

Director

2023

$328k related

35 hrs/wk

$28k other

--

Total compensation by year

Compare the compensation of Leah Rosovsky to:

2024

Other employees at The Boston Library Society

Christopher Boudrot

Finance Director

$0 from org$167,341 from related$43,058 other

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Revisions to this profile

January 25, 2026:

2024 The Boston Library Society 990 published

January 25, 2026:

2023 The Boston Library Society 990 published

January 25, 2026:

2022 The Boston Library Society 990 published

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$319,851

＋59.7%

Director

2022

$303k related

35 hrs/wk

$18k other

--

$200,326

Director

2021

$184k related

35 hrs/wk

$17k other

--

$0

Director (Began 5/18/20)

2020

Other people named Leah Rosovsky

2024

President and Fellows of Harvard College

Proprietors of the Boston Athenaeum

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Nichols House Museum Inc.