Our Business


Door Lock InstallationBells Lock & Key has been a family-owned, family-operated business since 1985. We love the Chicagoland area and serve it with integrity. We take pride in making sure that our customers are 100% satisfied with the work that we do for them. As a family, we know that having a budget is important, which is why our quotes will never come with any fees. What you get quoted is what you pay.

Angie’s List


We have been on Angie’s List since 2003, and our rating is second to none. We want you to feel safer and more secure when we have finished our job for you. Whether it is a lockout service or a security system installation, we are ready to help you, your family, and your business step up its security.

Super Service Award for 2012, 2013, 2014, 2015, 2016


Hours of Operation


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We are open Monday through Saturday from 8 a.m. to 5 p.m., and we are available after hours
for emergency service.


Service Area


We have locations in Naperville and Glen Ellyn to serve the Chicagoland area:

  • Addison

  • Bartlett

  • Bensenville

  • Bloomingdale

  • Burr Ridge

  • Carol Stream

  • Clarendon Hills

  • Darien

  • Downers Grove

  • Elmhurst

  • Fox Valley

  • Geneva

  • Glen Ellyn

  • Glendale Heights

  • Harrison

  • Hinsdale

  • Itasca

  • Lisle

  • Lombard

  • Naperville

  • Oak Brook

  • Roselle

  • Villa Park

  • Warrenville

  • West Chicago

  • Westmont

  • Wheaton

  • Wheeling

  • Willowbrook

  • Wood Dale

  • Woodridge