Experts at Heinrich Koehler

DIETER MICHELSON

Managing Director, Auctioneer, Member of the "Académie Européenne de Philatélie” (A.E.P.)

TOBIAS HUYLMANS

Managing Director, Auctioneer, professional philatelist since 2003, with Heinrich Koehler since 2007

MICHAEL HILBERTZ

Senior-Philatelist, Auctioneer, professional philatelist since 1987, with Heinrich Koehler since 1992

CLIFF SCHÖN

Philatelist, with Heinrich Koehler since 2019