Apartment Door Locks in Massachusetts
Tri State Lock & Safe is the leading locksmith for apartment door locks in MA, NH, and Maine.

When it comes to securing multi-family residential buildings, nothing is more important than reliable and professional locksmith solutions. At Tri State Lock & Safe, we specialize in apartment door locks in MA, offering state-of-the-art security solutions for apartment owners, landlords, and tenants across Massachusetts. Whether you’re upgrading your locks, managing access for multiple tenants, or dealing with an emergency lockout, our team delivers fast, dependable, and code-compliant service with over 30 years of experience.
Choosing the right locksmith for apartment door locks in MA is crucial—not just for security, but also for convenience, compliance, and peace of mind. Here’s why Tri State Lock & Safe is the trusted name across the state:
- Licensed, bonded & insured technicians with decades of experience
- 24/7 emergency service and rapid response times
- Deep understanding of MA building codes and landlord-tenant regulations
- High-security products from trusted brands like Medeco, Schlage, and Yale
Customized lock systems designed for apartment complexes and multi-unit dwellings - Proven track record with apartment managers, property developers, and HOAs
Tri State Lock & Safe provides comprehensive locksmith services for apartment owners & tenants in Massachusetts. Our services include:

Apartment Building Entry Door Hardware in MA
Secure the main entrances of your building with commercial-grade entry door hardware that’s built to handle heavy daily use while meeting all applicable fire safety and building codes in Massachusetts. At Tri State Lock & Safe, we install and maintain a full range of door hardware, including mortise locks, lever handle sets, high-security deadbolts, keyless entry systems, and ADA-compliant hardware.

Master Keys for Apartment Door Locks in MA
Our master key systems are designed to streamline access control for landlords and property managers while maintaining privacy for individual tenants. We build secure, hierarchical systems that allow access to specific units or areas based on your needs. In addition to system design and installation, we offer rekeying services for tenant turnover or lost keys, and we incorporate restricted keyways to help prevent unauthorized duplication.

Lockout Services for Apartment Tenants in MA
Our locksmiths are available 24/7 to respond quickly to tenant lockouts across Massachusetts. We specialize in fast, non-destructive entry methods that get you back inside without damaging your door or lock. Our technicians can also provide rekeying services and create replacement keys on the spot.

Panic Hardware for Apartments Buildings in MA
At Tri State Lock & Safe, we install and service code-compliant panic exit devices designed for fast, safe egress during emergencies. From fire-rated hardware for stairwells and exit doors to complete retrofit or new construction installations, we ensure your building is equipped to meet Massachusetts fire and building safety regulations.