Oestreich Sales & Service

Oestreich Sales & Service has been Joliet's trusted locksmith since 1904, providing expert security solutions for homes and businesses. Our services include lock repair, rekeying, master key systems, access control, and video surveillance. We work with leading brands like Schlage, Medeco, and Yale to ensure long-lasting protection. Our licensed technicians deliver reliable, professional service backed by over a century of experience. Whether you need to upgrade home locks, secure a business, or install a safe, Oestreich Sales & Service offers quality you can trust.