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Master Key System Installation in Metro Detroit

Fewer keys. Controlled access. Clean documentation — designed and installed to fit your building.

We design hierarchical key systems for offices, retail, schools, houses of worship, and multi-tenant facilities. Enjoy one master key for ownership, sub-masters for managers, and change keys for individual doors — all with authorized duplication control and clear key records.

Call (313) 889-3266

  • Mobile service across Oakland, Wayne & Macomb
  • Restricted keyways & documented authorization
  • Licensed & insured · 5-Year Warranty
Commercial master key system design and pinning in Detroit

What We Implement

  • Master, sub-master, and change-key hierarchies
  • Restricted & patented keyways (authorized duplication)
  • Keyed-alike groups & departmental sub-systems
  • Rekeying & master-pinning of existing compatible hardware
  • Key control records & issuance logs

We use commercial-grade cylinders and compatible hardware to reduce downtime and cost.

Design & Keying Process

  1. Survey & Plan: Walkthrough, door schedule, and access tiers agreed with management.
  2. Hierarchy Design: Master chart, sub-masters, and change-key structure mapped to rooms/doors.
  3. Pinning & Install: Master-pin or replace cylinders; issue initial key sets with IDs.
  4. Docs & Training: Deliver key chart, authorization form, and best practices for key control.

Facilities & Key Hierarchies We Support

  • Offices, clinics, warehouses, and retail suites
  • Multi-tenant buildings & property management portfolios
  • Schools, daycare centers, and houses of worship
  • Back-of-house, server rooms, storage & HR areas

Coverage Area

Detroit, Southfield, Troy, Novi, Royal Oak, Farmington Hills, Birmingham, Bloomfield Hills, West Bloomfield, Oak Park, Pontiac, Auburn Hills, Warren, Sterling Heights, Clinton Township, Shelby Township, Macomb Township, Dearborn, Livonia, Canton, Westland, Taylor, Dearborn Heights, Allen Park, Lincoln Park, Wyandotte, Garden City, Inkster, St. Clair Shores, Fraser, Eastpointe, Roseville, Harrison Township, Mount Clemens, and nearby.

FAQs

Will my existing locks work with a master key system?

Often yes. Many commercial cylinders support master-pinning. If not, we recommend compatible cylinders to keep your hardware and trim.

What about lost or unreturned keys?

We design in rekey flexibility. If a key is lost, we can rekey affected doors to a new change key while the rest of the hierarchy remains intact.

How do you control key copies?

We can place you on a restricted keyway. New keys require your written authorization; we maintain a log for accountability.

Can this integrate with access control later?

Yes. We frequently pair master key systems with electronic access on critical entries, keeping mechanical keys for backups and interior doors.

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