Person · officer / director

Frederick Derr

Preservation Manager · Friends of Jonathan Clark House Ltd

Preservation Manager at Friends of Jonathan Clark House Ltd. Listed as an officer, director, or key employee across 1 organization on the Form 990 record.

Ambiguous identity This name matches 1 other individual we could not verify as the same person. Each is kept as a separate record below — treat them as distinct people unless an explicit match is confirmed.

Organizations

Roles reported

Others who share this name

Who this is

Profile

Everything on the left is verified from the IRS filings. The biography on the right is compiled from public web sources and grounded to that filed record.

✓ Verified from filings

●

Reported as Preservation Manager of Friends of Jonathan Clark House Ltd, based in Mequon, WI.

Facts extracted directly from each organization's Form 990, Part VII.

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Affiliations

Organizations

Friends of Jonathan Clark House Ltd Preservation Manager · $123K revenue · Mequon, WICollect, preserve and share the history of the Jonathan Clark House and the early settlers of Mequon and Thiensville.Filed FY2025, FY2024, FY2023 · Source: Form 990, Part VII

Disambiguation

Other people named Frederick Derr

Different individuals who share this name, separated by IRS Schedule R, mailing address, and shared-board evidence. The 990 carries no person identifier, so some may still be the same person.

Frederick Derr 1 organization · Sarasota, FLLa Musica Di Asolo INC

Network

Serves alongside

Other officers, directors & key employees at this person's organizations, by latest reported compensation.

Nicole Buerosse

Secretary, Board Member, Assistant Director · FY2025

$9K

Shaw Bridges

Treasurer, Board Member · FY2025

Thomas Daub

President, Board Member · FY2025

Bill Kroyer

Board Member · FY2025

Christopher Osborne

Board Member · FY2025

Brady Seiberlich

Board Member · FY2025

Randy Trumbull-Holper

Board Member · FY2025

Kurt Zellmann

Board Member · FY2025

Margaret Bussone

Vice President · FY2025

Nina Look PhD

Executive Director · FY2025

Randy Holper

Board Member · FY2024

Robert Blazich

Board Member · FY2023

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