About Oestreich

Trusted Locksmith Solutions in Joliet, IL Since 1904

About Oestreich Sales & Service

For over 120 years, Oestreich Sales & Service has been the name homeowners and businesses in Joliet, IL, trust for locksmithing, safes, and access control solutions.

As a locally owned and operated company, we take pride in delivering personalized service, expert craftsmanship, and reliable security products that stand the test of time.

Our Expertise & Professional Standards

At Oestreich Sales & Service, we specialize in:

• Locksmithing – Repairs, installations, rekeying, and master key systems.
• Access Control – Keyless entry, biometric systems, and card access.
• Safes – Sales, installation, and secure combination resets.

We work exclusively with trusted brands known for quality and reliability, including:
Schlage • Medeco • LCN • Yale • Corbin • HES • Von Duprin

Our commitment to excellence is backed by active membership in respected industry organizations:

• Associated Locksmiths of America (ALOA)
• Safe and Vault Technicians Association (SAVTA)
• Mechanics Local 701 Union