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Business Details
28 Years
experience
Emergency
services
Trusted 24/7 Locksmith Services in Watford
Established in 1998 by managing director John Emberton, National Lock & Safe has grown into a national network of over 300 skilled locksmiths specialising in locks, safes, doors, and access control systems. With over 30 years of industry experience, our founder began his career at Assa Abloy, the UK's largest lock manufacturer, and has since built a company renowned for technical excellence, continuous engineer training, and exceptional customer service. We prioritise environmental responsibility through a paper-free operation, low-emission vehicles, and comprehensive recycling initiatives. Our nationwide service covers retail, commercial, industrial, and residential sectors, including high street retailers, schools, and hotels. Our commitment to charity includes the annual 'Run the Ring' event, which has raised over 280,000 for various causes.

We offer 24/7 emergency services, account management with 30-day terms, and secure online portals for customer convenience. Our engineers are DBS-checked and insured, providing non-destructive entry, lock repairs, and master keying solutions. We specialise in fire door maintenance, access control systems, and safe engineering services, ensuring compliance with health and safety regulations. Our customer-centric approach includes regular performance checks and a dedicated team for planned preventative maintenance. With a focus on innovation and sustainability, we remain one of the UK's leading locksmith and safe engineering companies.
Services
Locks Safes Access Control Commercial Door Services Emergency Locksmith Service Master Keying Fire Door Repairs Safe Installation Door Closers Security Inspections
Details
  • Year established: 1998
Highlights and features
  • We provide 24/7 emergency locksmith services nationwide.
  • Our engineers have over 30 years of combined industry experience.
  • All engineers are DBS-checked and fully insured for your safety.
  • We operate a paper-free, eco-friendly service with low-emission vehicles.
  • We serve over 300 clients across retail, commercial, and industrial sectors.
What people say
Prompt 24/7 service Skilled engineers Reliable solutions Excellent customer service Competitive pricing
Services
Locks
Our 24/7 locksmith service provides non-destructive entry, lock changes, and repairs for residential and commercial properties. We offer master keying solutions and security inspections to meet insurance requirements. Our DBS-checked engineers ensure fast, secure solutions across the UK.
Safes
We supply, install, and repair safes with insurance-rated cash and jewellery protection. Our engineers perform non-destructive safe entry, combination changes, and digital lock upgrades. Services include relocation and compliance checks for commercial and residential clients nationwide.
Access Control
We design and install access control systems using keypads, fobs, or biometric scanners for single or multi-site properties. Our solutions include DDA-compliant hands-free access and system repairs, ensuring secure, flexible entry management for businesses of all sizes.
Commercial Door Services
We repair and maintain fire doors, panic hardware, and commercial door closers. Our planned preventative maintenance ensures compliance and safety for retail, educational, and industrial premises. Services include emergency repairs and security upgrades across the UK.
Emergency Locksmith Service
Available 24 hours a day, 365 days a year, our emergency service handles lockouts, broken locks, and urgent security breaches. Engineers carry extensive stock for immediate repairs, minimising costs and downtime for businesses and homeowners nationwide.
People
John Emberton
Managing Director
With over 30 years in the security industry, John founded National Lock & Safe in 1998 after working at Assa Abloy. He champions technical excellence, engineer training, and customer service while leading environmental and charity initiatives.
Questions
What services do you offer?
We provide 24/7 locksmith services, safe engineering, access control systems, commercial door repairs, and emergency lockout solutions across the UK.
Are your engineers qualified?
All engineers are DBS-checked, insured, and trained in the latest security technologies and repair techniques for locks, safes, and doors.
Do you offer nationwide coverage?
Yes, we operate nationwide with a network of over 300 engineers ensuring rapid response times across the UK.
What emergency services are available?
Our 24/7 emergency service handles lockouts, broken locks, safe access, and urgent door repairs with rapid on-site support.
Do you support commercial clients?
Yes, we serve retail, industrial, educational, and hospitality sectors with tailored security solutions and planned maintenance contracts.