One Master Key Opens Every Door You Manage in Greater Atlanta

Each cylinder pinned to your floor plan by our 10-person team from Dunwoody.

Locksmith pinning a lock cylinder for a master key system, with a key hierarchy chart on the bench
Same-day response We come to your property YES Greater Atlanta area
Locksmith testing a change key in an office suite door during a master key system installation
Ready to retire the key ring? (678) 338-8566

When a master key system helps

Most master keying jobs start with a property manager or building owner who has too many keys and too many doors. These are the situations we plan around.

You inherited a ring of mystery keys

Some keys have tape labels, some have nothing, and every lock has its own key. We walk the property, note every door and build one clear system.

Key hierarchy planning

Several buildings on one property

Garden-style apartments, office parks and strip centers can give each building its own master, with one grand master covering them all.

Multi-building systems

A tenant moves out

In a master system, only that tenant's cylinder needs new pins. The rest of the building and the master keys stay as they are.

Cylinder re-pinning

Exit doors need to be on the system

Doors with exit hardware can join the master key system too, so one key still covers every door you manage.

Panic bar doors

Properties we master key

Tiered key plans suit buildings with many doors and many people who need different access. Tell us about your property and how many doors you manage.

  • Office suites
  • Apartment buildings
  • Office parks
  • Strip centers

How we set up a master key system

  1. Walk the building

    We visit every door and note each lock's brand and cylinder type, so we know up front which locks take new cylinders and which may need new hardware.

  2. Map doors to people

    We list who needs each door: tenants, staff, vendors and maintenance. This decides how many keys your property really needs.

  3. Assign levels

    We build the hierarchy of grand master, masters and change keys, keeping it only as deep as your building needs and marking spare slots for growth.

  4. Pin the cylinders

    We open each lock cylinder and set the pins to match the chart, so every cylinder fits its exact spot in the hierarchy.

  5. Cut and test keys

    We cut every key from the chart and test each one in its own door, the neighboring doors and across its master group.

Master key system FAQ

What is a master key system?

It is a set of locks where each person carries one key for exactly their doors. A change key opens one lock, a master key opens every lock in its group, and a grand master opens several master groups at once.

Will each tenant's key still open only their own door?

Yes. Each cylinder is pinned for two keys, the tenant's change key and the master. A neighbor's key is cut differently, so it won't line up. We check the chart for overlaps before cutting keys and test change keys in neighboring doors.

Do all my locks have to be replaced?

Often not. Much of the change happens inside the cylinder, so the locks can stay on the doors. During the walk-through we note each lock's brand and cylinder type and tell you if any need new hardware.

What happens when a tenant moves out?

Only that tenant's cylinder needs new pins. The rest of the system stays as it is.

How should we label the keys?

Tag keys with a code, not a suite number. A lost key marked with a suite number tells a stranger exactly where it goes. Keep your key chart somewhere safe, since it is the map for every future key and cylinder change.

Where do you set up master key systems?

Across Greater Atlanta, dispatched from Dunwoody, including Sandy Springs, Brookhaven, Chamblee, Smyrna, Marietta, Kennesaw, Norcross, Peachtree Corners, Alpharetta, Roswell, Decatur and Peachtree City. Call +1 678-338-8566 to plan your system.

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1340 Center Dr. Dunwoody, GA 30338

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