
Master Key Systems
Need a smarter way to manage multiple locks across your property or business?
Managing multiple locks across your property doesn’t have to be complicated—or risky. Whether you're overseeing a commercial site, a multi-occupancy building, or a growing team, our expertly designed master key systems offer smart, secure control without the key clutter.
Top-Lock’s mobile locksmiths work across Barnsley, Sheffield, Wakefield, and Rotherham to install and maintain scalable systems that give authorised users access to the right areas—while keeping everything else locked down. From custom access levels to precision-engineered cylinders, we deliver peace of mind, professional service, and long-term reliability when it matters most.
- Authorized personnel can access specific areas
- Controlled access for employees and management
- Eliminates bulky key sets
- Reduces confusion and mishandling
- Minimizes risks of lost keys
- Affordable and transparent pricing
What is a master key system, and how does it work?
A master key system allows multiple locks to be opened with a single key while still permitting individual keys for specific locks. This provides controlled access for different users while maintaining security.
What are the benefits of a master key system for businesses?
Master key systems improve security, convenience, and access control by allowing different levels of access for employees, managers, and administrators.
Can Top Lock design a custom master key system for my property?
Yes! We create tailored master key systems based on your security needs, ensuring the right level of access for different users.
What types of access control systems does Top Lock install?
We install keycard systems, biometric access, keypad entry, smart locks, and electronic access control to enhance security.
How does electronic access control improve security?
Electronic access control allows remote management, real-time monitoring, and customizable access permissions, reducing the risk of unauthorized entry.
Can Top Lock upgrade an existing master key system?
Absolutely! We can rekey, expand, or modify your current system to improve security and efficiency.
What happens if a master key is lost or stolen?
If a master key is lost, we can rekey the affected locks and provide a new master key to maintain security.
How much does a master key system or access control installation cost?
Pricing depends on the complexity of the system. Contact us for a free consultation and quote.
Can Top Lock integrate access control with smart security systems?
Yes! We offer smart lock integration with security cameras, alarms, and mobile access for enhanced protection.
How do I book a master key system or access control service with Top Lock?
You can call us, email us, or request a service online. We aim to respond quickly and schedule installations at your convenience.

Which? Approved Trusted Locksmiths
At TopLock, we’re committed to delivering trustworthy, professional locksmith services—and we’re thrilled to be officially recognised as a Which? Trusted Trader.

CHAS Compliants Contractor
CHAS (The Contractors Health and Safety Assessment Scheme) is a leading authority on compliance and risk management in the UK. Gaining this accreditation means we’ve demonstrated our commitment to maintaining the highest health and safety standards across all the locksmith services we provide.

Three Best Rated Locksmiths
We’re proud to be recognised by Three Best Rated as one of the top 3 locksmiths in Barnsley—a reflection of our commitment to trust, transparency, and top-quality service.

DBS Checked Locksmiths
The Disclosure and Barring Service (DBS) ensures that individuals working in sensitive settings, like your home or business, have undergone background checks and are cleared to work safely and responsibly.
Master Key Systems
