Mary C Black

Fiscal year ended December 31, 2023. Published on January 25, 2026.

2023

Total compensation

Mary C Black has been listed as an employee of East ContraCosta Historical Society in Form 990 filings since fiscal year 2020.

President

2023

Second Vice President

2022

Second Vice President

2021

Second Vice President

2020

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January 25, 2026:

2024 East ContraCosta Historical Society 990 published

January 25, 2026:

2023 East ContraCosta Historical Society 990 published

January 25, 2026:

2022 East ContraCosta Historical Society 990 published

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