Hammacher Schlemmer

Hammacher Schlemmer & Co. Inc.
Company typePrivate
IndustryRetail
Founded1848 (1848)
FounderCharles Tollner
FateAcquired by S5 Equity
Headquarters,
United States
Websitehammacher.com

Hammacher Schlemmer (/ˈhæməkər ˈʃlɛmər/) is an American retailer and catalog company based in Niles, Illinois. A going-out-of-business sale was initiated in October 2025, with hints of a relaunch in the future.