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Employees The 221B Foundation Mark Jefferson

Mark Jefferson

Director and Treasurer (End 12/2021) at The 221B Foundation

Fiscal year ended December 31, 2021. Published on January 25, 2026.

$0

2021

Total compensation

Mark Jefferson has been listed as an employee of The 221B Foundation in Form 990 filings since fiscal year 2021.

Annual compensation details

$0

Director and Treasurer (End 12/2021)

2021

Compare the compensation of Mark Jefferson to:

2021

Other employees at The 221B Foundation

President and Chief Executive Officer

Director, Pres., and Sec. (End 12/2021)

Treasurer and Secretary

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January 25, 2026:

2021 The 221B Foundation 990 published

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