Key Control
Master Key Systems Explained for Property Managers and Business Owners
How master key systems work, how many levels you need, and how to keep one from becoming a security problem as your building and staff change.
Read articleServing Atlanta since 1973 |Now hiring technicians
404-351-4331Atlanta security professionals
Locks, doors, access control, cameras, and safes—planned, installed, and maintained by one local team serving Atlanta since 1973.



Arrowhead Lock & Safe
2019 – 2026




City of Atlanta
Since 1973
50+ years
Local experience
Medeco
Security Center
One team
Complete openings
Built around you
Practical solutions
Security, connected
Locks, master key systems, panic hardware, and practical security upgrades for Atlanta businesses.
Rekeying for offices, storefronts, multi-tenant buildings and homes so lost, unreturned or unknown keys stop working.
Help getting back into a locked business or home, and urgent repair of locks and doors that fail to secure.
Electronic access solutions that make it easier to grant, change, and review entry permissions.

More than locksmithing
A dependable lock cannot compensate for a misaligned door. A camera cannot control a copied key. We look at how doors, hardware, credentials, surveillance, and daily procedures work together.
We learn how the property works and what needs to change.
We inspect the complete opening, not just the obvious symptom.
We recommend, install, and maintain a solution built for real use.
Security insights
Key Control
How master key systems work, how many levels you need, and how to keep one from becoming a security problem as your building and staff change.
Read articleCommercial Security
When someone leaves with a key, or you are not sure they returned every copy, here is how to decide what to rekey and how to keep it from happening again.
Read articleCommercial Security
A practical guide to choosing between a cost-effective rekey and a full hardware upgrade.
Read articleLet's secure what matters