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Business Details
50+ Years
experience
Your Trusted Locksmith in Addison, IL
Since 1962, DuPage Security Solutions has been a trusted provider of comprehensive security solutions in Addison, IL. Founded by law enforcement professional Edwin A. Wolter, our family-owned business combines three generations of expertise with a commitment to community safety. We specialize in commercial and residential locksmith services, including high-security lock systems, master keying, card access control, ADA-compliant hardware, and safe installation. Our technicians undergo continuous education to stay current with evolving security technologies while maintaining the personalized service of a local business.

As the only brick-and-mortar locksmith in Addison, we offer in-store consultations and prioritize transparency, refusing to engage in industry scams or deceptive practices. Our Illinois state license (#192000195) and partnerships with leading manufacturers like Medeco and Sargent underscore our dedication to quality and reliability.
Services
Commercial Locksmith Services Master Keying Systems Card Access Control ADA Hardware Installation Safe Installation Residential Locksmith Services Lock Rekeying Deadbolt Installation Door Hardware Repair High-Security Lock Systems
Details
  • Year established: 1962
Highlights and features
  • Family-owned since 1962 with three generations of security expertise
  • State of Illinois licensed locksmith company (#192000195)
  • Technicians receive ongoing education in latest security technologies
  • Only brick-and-mortar locksmith in Addison, IL
  • Partnerships with leading manufacturers like Medeco and Sargent
Associations and certifications
  • IL License# 192000195
Services
Commercial Locksmith Services
We provide comprehensive commercial security solutions including high-security lock systems, master keying, and card access control. Our experts install ADA-compliant hardware and commercial safes while offering emergency repair services. With state-licensed technicians and partnerships with leading manufacturers, we ensure businesses maintain optimal security standards through regular maintenance and system upgrades.
Residential Locksmith Services
Our residential services include lock rekeying, deadbolt installation, and home safe sales. We help homeowners upgrade to high-security locks and replace outdated hardware. Technicians provide security assessments and install smart lock systems while maintaining strict licensing standards to ensure quality service for all residential properties in the Addison area.
Master Keying Systems
We design and implement master key systems for commercial properties using advanced pin tumbler technology. Our solutions allow property managers controlled access across multiple locks while maintaining security. Systems can be customized for small businesses or large facilities with specialized keying requirements and security.
Safe Installation
We offer safe sales, installation, and repair services for both residential and commercial clients. Our inventory includes home safes, gun safes, and commercial vaults with fire-resistant and burglary-resistant options. Technicians provide safe recombination, lock repair, and proper installation to ensure maximum protection for valuables and sensitive materials.
Card Access Control
Our card access systems provide modern security solutions for businesses with customizable access levels. We install and maintain electronic locking systems that integrate with existing security infrastructure. Solutions include keycard readers, biometric scanners, and remote access management to enhance facility security while maintaining compliance with industry standards.
Questions
What commercial locksmith services do you offer?
We provide master keying systems, card access control, ADA-compliant hardware installation, commercial safe services, and emergency lock repairs for businesses in Addison and surrounding areas.
Do you offer residential security solutions?
Yes, we offer lock rekeying, deadbolt installation, home safe sales, and security hardware upgrades for residential properties with licensed technicians serving the local area.
Are you available for emergency lockout services?
We offer emergency services by appointment during regular business hours but do not provide 24/7 emergency response outside our operating schedule.
What areas do you serve?
We primarily serve Addison, IL and surrounding communities including Elmhurst, Villa Park, and Bloomingdale with both commercial and residential security services.
How can I verify your credentials?
We are a State of Illinois licensed locksmith company (#192000195) and can provide documentation upon request to verify our licensing and manufacturer partnerships.
Do you sell security hardware products?
Our Addison showroom carries high-quality door hardware, keyless entry systems, electronic locks, and various safe sizes from trusted manufacturers like Medeco and Sargent.