Trusted lock companies that we use.

Elmer & Son Locksmiths has been securing the Chicago Southland and Northwest Indiana communities since 1941. From basic locksmithing including duplicating keys, rekeying locks, installing deadlocks and lock out service, to more advanced things such as master key systems, safe openings, high security keys and access control locks.

With 5 fully equipped service vehicles we can take care of all your residential or commercial needs. All of our employees are registered with the State of Illinois and carry “PERC” cards which require background checks and fingerprinting. This means you can entrust Elmer & Son with all your security needs.

Alsip, Argonne, Beecher, Blue Island, Bolingbrook, Bourbonnais, Bradley, Burnham, Calumet City, Calumet-Park, Channahon, Chicago, Chicago Heights, Country Club Hills, Crest Hill, Crestwood, Crete, Crown Point, Dixmoor, Dolton, Dyer, East Chicago, Elwood, Flossmoor, Frankfort, Gary, Glenwood, Grant Park, Hammond, Harvey, Hazel Crest, Hegewisch, Hobart, Homer Glen, Homewood, Joliet, Kankakee, La Grange, Lansing, Lemont, Lockport, Lynwood, Manhattan, Manteno, Markham, Matteson, Merrillville, Merrionette Park, Midlothian, Minooka, Mokena, Monee, Mount Greenwood, Munster, Naperville, New Lenox ,Oak Forest, Oak Lawn, Olympia Fields, Orland Hills, Orland Park, Palos Heights, Palos Hills, Palos Park, Park Forest, Peotone, Plainfield, Portage, Posen, Richton Park, Riverdale, Robbins, Rockdale, Romeoville, Sauk Village Shorewood, South Holland, Steger, Thornton, Tinley Park, University Park, Valparaiso, Wilton Center,