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Wilshire Lock & Key

24/7 locksmith · Encino, CA

Master Key System in Encino, CA

Wilshire Lock & Key designs and installs master key systems in Encino, CA: one key for a manager, separate keys for each door or tenant, and restricted keyways that stop casual copying. David oversees every design. Call (213) 577-1366, answered 24/7, to plan a system for your building or team.

  • Since 1987
  • Westwood storefront + mobile vans
  • A person answers, day or night
Lock cylinder, follower and pinning kit on a workbench during a rekey

What is a master key system, and does your Encino property need one?

A master key system is a planned set of keys and cylinders where each person's key opens only the doors they should reach, while one higher-level key opens a defined group of those doors. Each lock cylinder is built with extra pin positions so that two different keys can turn it: the individual change key and the master. Above the master there can be a grand master, and above that a great grand master for very large sites.

Most buildings do not need all of those levels. A small office with an owner and four employees might need one master and a handful of change keys. A condo building with dozens of units, a trash room, a garage gate, a pool and a mechanical room needs a real hierarchy on paper before anyone cuts a key.

The honest test is simple. If one person is carrying a heavy ring of keys because every door has a different one, or if you cannot say today who holds a key to which door, a master key system will probably help. If you have a single front door and a back door, rekeying them to match is usually the better fit, and we will say so rather than sell you a system you do not need.

What goes wrong when there is no key control?

The usual story is not dramatic. A property grows over years, locks are added one at a time, keys are copied at whatever shop is nearby, and nobody keeps a record. Then an employee leaves, a tenant moves out, or a contractor finishes a job, and the owner realizes that nobody knows how many copies of a key exist.

Without a hierarchy you end up in one of two bad places. Either everyone carries too many keys, which makes lost keys more likely, or a few people carry a key that opens everything because it was the easy answer at the time. Neither one gives you real key control.

  • Keys that open more doors than the holder needs, because nobody mapped access in the first place.
  • Copies made at open-counter shops with no record and no permission from the owner.
  • Rekeying one door at a time after every departure, which is slow and rarely gets finished across the whole property.
  • No way to tell which key was used, or who holds the one for a particular suite, storage room or utility door.
  • Mixed brands and keyways across a building, so a master cannot be added without replacing cylinders.

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How we plan and install a master key system, step by step

Most of the real work happens before any hardware is touched. A master key system is a design problem first and a mechanical one second. David reviews the plan on every system we take on, because a hierarchy that looks fine on day one can be painful when the first tenant turns over or the first expansion happens.

Here is how a typical job goes.

  1. Walk the property and count every opening that has a lock: entry doors, suites, storage, mechanical rooms, gates, cabinets, mailboxes and anything else that takes a key.
  2. Interview you about who needs access to what, including staff, tenants, property managers, cleaners, vendors and emergency contacts. We write this out as an access chart.
  3. Choose the hierarchy: how many master levels, which doors group together, and where you want to leave room for growth.
  4. Check the existing hardware. Some cylinders can be converted to the new system; others are worn, mismatched or a poor fit and are better replaced.
  5. Select the keyway. This is where we discuss a standard keyway versus a restricted, duplicate-protected one, based on how much copy control you actually need.
  6. Build and pin the cylinders to the chart, cut the keys, and stamp or code them so they can be tracked without printing the door name on the key.
  7. Install and test every cylinder with its change key and with each master level above it, so no door is left without confirmation.
  8. Hand over the key schedule and explain how to order additional keys, so the system stays controlled after we leave.

Restricted keyways and duplicate-protected keys: what they do and do not do

A standard key can be copied at nearly any hardware store, kiosk or key machine. A restricted keyway uses a key profile that is not sold openly, so blanks are only available through controlled channels. Combined with a registered authorization process, that is what people mean by duplicate-protected keys: the key can only be copied by someone the property owner has approved.

This is a real step up for an employee key control system, but it is not magic. A restricted system still depends on you managing the authorization list, and a lost key still means a decision about whether to rekey. Restricted keys raise the bar against casual copying; they do not stop a determined person with a lost key in hand from trying to find a way around the system.

Which restricted lines and which levels of protection are available changes by manufacturer, and we confirm that at the planning stage rather than promise something on the phone. If you want to understand the wider options for stronger cylinders, our page on high-security locks goes further on pick resistance, drill protection and how those features fit alongside a key hierarchy.

One more honest note: master keying adds complexity inside the cylinder, and in general a master-keyed lock has slightly more ways to be opened than a single-key lock of the same type. That trade-off is worth it where key control matters, but it is a reason to keep a system as simple as your building allows rather than adding levels for the sake of it.

Locked out or need a locksmith now?

We answer around the clock, every day of the year.

Call (213) 577-1366

Which hierarchy fits an apartment, office or medical suite?

The right structure depends on who is on the other end of the key. Here are the setups we see most often, and how we would approach each.

  • Apartment master key system: each unit has its own change key, while the manager holds a master for entry doors and a separate group for common areas. For buildings that rotate tenants often, we plan so that rekeying a single unit does not disturb the rest.
  • Commercial master key system for offices: a single suite master for the owner, department-level keys for managers, and individual keys for staff. A good commercial locksmith conversation starts with this chart.
  • Business master key system for multi-tenant suites: each tenant controls their own suite, and the building owner holds a master for emergency and maintenance access, with that master kept restricted.
  • Medical and professional suites: separate public, staff and records areas, with a restricted keyway on the rooms where confidentiality matters most.
  • Employee key control system: keys that are tracked by number, issued by signature, and tied to a restricted keyway so replacement copies must come through the owner.

How much does a master key system cost in Encino?

We do not quote a figure on a general page, because the number depends on a handful of real variables and a fair estimate requires seeing the property. Here is what moves the cost, so you can judge any quote you receive.

The biggest factor is the count of cylinders. A system built across many doors needs many pinned cylinders and many keys, and each added level in the hierarchy adds pinning work. The next is the condition of existing hardware: if your current locks are of a brand and quality that can be re-pinned, converting them is usually the more economical route. If they are worn, mismatched or discontinued, replacement is the sensible choice and adds to the total.

Keyway choice matters as well. A standard keyway costs less to set up than a restricted, duplicate-protected one, but it gives up the copy control. Then there are the keys themselves, since every holder needs one and every master needs more careful handling, and any extras you want for spares or future hires.

Finally, there is the question of what else is done at the same visit. If a door needs a closer adjusted or a lever replaced to work properly with the new cylinder, that is separate work. Where a system is a stepping stone to electronic control, we can discuss access control installation so the mechanical plan does not fight the electronic one later.

The lighter-cost route is usually to start with the doors that matter most and build the system so that more doors can be added to the same hierarchy later. We will talk through that phasing at the planning visit.

Locked out or need a locksmith now?

We answer around the clock, every day of the year.

Call (213) 577-1366

Master key systems around Encino: Ventura Boulevard, Royal Oaks and the hillsides

Encino has a specific mix of buildings, and that mix shapes what a good system looks like here. The Ventura Boulevard corridor is one of the denser stretches of multifamily housing in the south Valley, with condo towers and HOA-managed apartment buildings. For those buildings the problem is usually key sprawl: residents, board members, management staff and vendors, and a common-area door count that grows with every amenity. A master hierarchy separates what a resident, a building manager and a maintenance vendor can open, and a restricted keyway keeps copies from multiplying. Property owners who manage rentals can read more about how we work with them on our locksmith for landlords page.

Near Encino Hospital Medical Center, the common scenario is medical and office suites that need rekeying and a clear hierarchy: front office, clinical rooms, storage and records. The same design thinking applies, with the owner or practice manager holding the top key and a restricted keyway used on the doors where privacy matters most.

In the estate neighborhoods such as Royal Oaks, Lake Encino and Amestoy Estates, the picture is different. A large-lot home might have a main house, a guest house, a pool house, side gates and storage, plus household staff and contractors who come and go. A master key system there lets the owner hold a master across the property while giving a gardener or house manager only the outbuildings they need. Driveway gates are a separate piece of hardware, and when an estate gate needs service we handle it under gate lock repair rather than folding it into the key system.

The postwar ranch homes in Encino Park and Encino Village are usually better served by a simple rekey than a hierarchy, and we will tell you that. A master system starts to make sense in those neighborhoods only when a single owner holds several properties or a home business operates from the house.

Our work spans both Encino ZIP codes, 91316 and 91436, and the storefront on Wilshire Boulevard in Westwood is about 11 miles from Encino, with mobile vans covering the area. Summer heat is real in the Valley, and swollen doors and worn hardware are the realistic effects on locks here. We check door alignment during installation, because a binding door can make a perfectly good master-keyed cylinder feel sticky and push people to force the key.

Why call Wilshire Lock & Key for a master key system?

We have been in business since 1987, and master key work is the kind of job where that history matters, because systems outlive the people who ordered them. A hierarchy designed today has to make sense to whoever manages your building a decade from now.

We operate from a storefront at 10740 Wilshire Blvd in Westwood, plus mobile service vans. You are dealing with one company, not a dispatch service that sends your call to whoever is nearest. The person who plans your system is part of the same team that installs and services it, and David reviews the design.

The phone at (213) 577-1366 is answered 24 hours a day, seven days a week, year-round. A master key system is usually planned during business hours, but problems with it, like a lost master or a locked-out suite, do not choose their timing. If you need overnight help with a door, our 24-hour locksmith page explains how that works.

What we will not do is oversell. If a simple rekey fits your property better, we will recommend it, and a standalone lock rekey is often the right call for a single home.

Locked out or need a locksmith now?

We answer around the clock, every day of the year.

Call (213) 577-1366

What to ask any locksmith before they touch your keys

California requires locksmith companies to hold a license from the Bureau of Security and Investigative Services (BSIS), known as an LCO license. Ask any locksmith you consider for that number and check it with the state before work begins. That applies to us as well.

A master key system also puts a record of your whole access structure in someone's hands, so ask where the key schedule is stored, who can order additional keys, and what authorization is required. A trustworthy company will answer those questions directly and put the answers in writing.

Also ask what happens when a key is lost. A good plan has a clear answer for each level: a lost change key is a single-cylinder issue, while a lost master is a bigger decision, and you should know the options before it happens.

Frequently asked questions

What is the difference between a master key system and just rekeying all my locks to the same key?

Rekeying everything to one key means one key opens every door, which is convenient but gives everyone the same access. A master key system gives each person a different key, plus a higher-level key that opens a defined group. You get both separation and an overall key for management.

Can my existing locks be converted to a master key system?

Often yes, if they are a brand and type that can be re-pinned and are in good condition. We inspect them at the planning visit. Worn, mismatched or discontinued cylinders are usually better replaced, and mixing brands can limit what hierarchy is possible.

What are duplicate-protected keys, and who can copy them?

They are keys on a restricted keyway whose blanks are not sold openly. Copies must be ordered through an authorized channel, typically with the owner's approval. Standard key machines cannot cut them. For open-counter copying of ordinary keys, see our key duplication page.

Is a master key system less secure than single-key locks?

Slightly, in a technical sense. The extra pin positions that allow a master key to work also create more ways to open the cylinder. In practice, a well-designed system with good cylinders and tightly controlled masters is a net gain for any property with many doors and many people.

What happens if a master key is lost?

It depends on the level. A lost change key affects one door. A lost master or grand master may mean rekeying every cylinder it opens, which is why masters should be few, restricted and tracked. Call (213) 577-1366 and we will assess which doors are affected.

Can I add doors to a master key system later?

Yes, if the original design left room for it, which is part of why we plan the hierarchy carefully. Adding doors in the same system is usually more economical than building a second system. Adding a new level or changing keyways may require redoing some cylinders.

Do condo and HOA buildings in Encino use master key systems?

Many multifamily buildings do, for common areas, mechanical rooms and management access. How the system is set up depends on the building's rules and board. We work with the manager or board to build a plan that matches who holds which access.

Can you work on a system outside business hours?

Planning and installation are normally scheduled in advance, but our phone is answered around the clock. If you have a lost master key or a security concern at night, call (213) 577-1366 and we will advise on the next step.

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Reviewed by David, Owner & Lead Technician, Wilshire Lock & Key — in the locksmith trade since 1987.

Last updated 2026-10-11.

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