Granite Lock Co., Inc.

Granite Lock Co., Inc. is a family-owned locksmith serving Quincy and the Greater Boston area with residential, commercial, and automotive security solutions. The company assists homeowners with lock installation, rekeying, and emergency lockout situations, while also supporting businesses and property managers with commercial locksmith services and hardware. For drivers, Granite Lock handles automotive locksmith needs including car key replacement and vehicle lockouts. The company also offers safes and broader security solutions for both homes and businesses, bringing personalized customer service to every job. Bonded and insured, Granite Lock has built its reputation in Quincy, a city rooted in granite quarrying history, by delivering dependable, straightforward service to residents and property owners throughout the surrounding communities.