Master Key Systems in Mountain View

A master key system is a hierarchy held in metal. Each tenant, each department or each crew opens their own door and nothing beyond it. A master opens a floor, a row of suites or a whole property. Sometimes a grand master sits above that for an owner or a manager. Drawn properly, it replaces a drawer of keys with one worth protecting. Drawn carelessly, it produces keys that open doors nobody intended, which is worse than having no system.

Which is why nothing here is quoted over the phone. Every opening is walked and counted first: what hardware hangs in it, whether the cylinders can carry the pinning, who needs to reach it, and which doors must stay outside the system entirely. There is always at least one of those and usually more than an owner expects. A server room. A records cabinet. A supply closet with controlled stock in it.

In this city the work sits mostly in the newer blocks and in the offices and warehouses out by the bay, and it is the half of those buildings nobody has counted. The doors residents and staff use every day read a credential and are administered from a desk. Behind that runs a mechanical layer that never got organized: electrical and telecom rooms, riser and stair doors, the trash room, the janitorial closets, the roof hatch, the mail hall, the pedestrian gate beside the garage door. That layer is usually a ring of keys with faded labels in a drawer, and it is exactly what a master key system is for. The other recurring shape is an owner holding several rental houses on the older streets, where one restricted keyway across the portfolio does more work than anything else on this page.

The drawing is the job and the pinning is the afternoon. After the walk, the levels are sketched on paper, a restricted keyway goes underneath so no key can be copied at a kiosk, and each cylinder is pinned on the van bench with master pins stacked above change pins, then tried in its own door with both keys. Sound existing cylinders are repinned into the system rather than thrown away, which is usually the largest saving available. Keys are stamped by level and signed for against a log. You are left holding a chart that lists every door against every key that opens it, with blank rows for the doors you add next year.

Cost is one itemized figure after the walk, because door count, key levels, keyway choice and the state of each cylinder move the number too far for a published range. The $89 visit is the survey and it counts toward the job. An approved quote holds. A single door repinned later, when somebody leaves, is $32 to $50 and stays inside the system. Ninety days on the workmanship.