About Us
History
Milestones
Master Lock History
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1953–1955
Tradition of innovation continues.

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1954
Master Lock on display.

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1956
Master Lock helps Secret Service.

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1957
Master Lock founder Harry Soref dies.

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1957
Master Lock makes front page news.

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1958
Master Padlocks go to prison.

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1954–1959
Master Lock Advertisement to appear in many popular Magazines.

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1970
American Brands buys Master Lock.

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1971
Master Lock introduced its first gun lock, number 90.

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1971
Master Lock Sponsors “Let’s Make a Deal”.

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1972
Master Lock Golf Sponsorship.

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1973
Innovation continues in padlocks and focuses on adjacent categories.

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1973
Celebrity Tennis.

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1974
Shot Lock Super Bowl commercial airs.

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1970–79
Master Lock Contributed to United Way.

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1980
Master Lock Sponsors an Indy Car.

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1980
Master Lock increases brand prominence.

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1981
Neighborhood Redevelopment Project.

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1982
Master Lock introduces its first combination padlock, 175.

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1983
Master Lock wins the CLIO award.

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1983
Master Lock passes the test of the TV show “FIGHT BACK” with David Horowitz.

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1984
Innovation continues to reach expanding markets.

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1988
Master Lock part of U.S.S. Wisconsin Battle Ship.

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1988
Michael Jordan named Master Lock / NBA defensive player of the year.

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1989
Ray Nitschke receives Master Lock.

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1980’s
Master Lock contributes to the United Way.

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1990
Master Lock goes green.

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1990’s
Master Lock retouched its supply chain to reach global competitiveness.

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1990–1999
Adjacent Market expansion continues.

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1991
Master Lock expands on going green.

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1994
Shot Lock still relevant.

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1996
Sales office in Canada Opens.

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1997
Shot Lock Commercial stays true.

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1998
Master Lock introduced an Automotive Series and Vehicle Security Product Line.

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1999
Louisville Distribution Center Opens.

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2000–2006
Master Lock Innovation continues.

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2002–2007
Master Lock introduced a storage security line featuring product numbers 5400D, 5401D, 5404D, 5406D, 5408D, and Cash Boxes and key cabinets.

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2004
Master Lock introduced its first TSA approved travel lock number 4680. A new TSA approved sku was introduced every year until 2010.

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2004
Master Lock’s Corporate Headquarters Moves.

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2007–2010
Innovation continues in padlock design.

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2007
Master Lock introduces its professional, high security line of padlocks, MAGNUM.

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2007–2010
Master Lock introduced a full line of Door Hardware.

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2009
Master Lock introduces World’s first combination lock that opens in left/right/up/down movements, number 1500iD.

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2009
Master Lock introduces World’s first set-your-own combination lock using letter and numbers, number 1590D.
