Sandra Joneck-Schiff

Former President at Winthrop Improvement & Historical Association

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

2024

Total compensation

Sandra Joneck-Schiff has been listed as an employee of Winthrop Improvement & Historical Association in Form 990 filings since fiscal year 2017.

Annual compensation details

Former President

2024

Former President

2023

Former President

2022

Former President

2021

2024

Other employees at Winthrop Improvement & Historical Association

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Other people named Sandra Joneck-Schiff

2024

Employee

Sandra Schiff

Schiff Family Foundation

Board Member

Sandra Schiff

Project Inspire Inc.

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Revisions to this profile

January 25, 2026:

2024 Winthrop Improvement & Historical Association 990 published

January 25, 2026:

2023 Winthrop Improvement & Historical Association 990 published

January 25, 2026:

2022 Winthrop Improvement & Historical Association 990 published

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