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23 Years
experience
Emergency
services
Your Trusted Locksmiths in Haywards Heath, Sussex
Established in 2003 by Paul Harper-Smith, Lock Assist has built a reputation as a trusted provider of domestic and commercial locksmith services across Sussex. With over 40 years of combined experience in the security industry, our team of DBS-checked professionals offers emergency callouts, master key systems, and safe installation. Accredited by the Master Locksmiths Association and endorsed by Which?

Trusted Trader, we prioritise customer satisfaction through non-destructive lock-opening techniques, free surveys, and community engagement. Our commitment to quality is reflected in our partnerships with leading manufacturers like Burton and Phoenix Safes, ensuring tailored security solutions for both residential and business clients.
Services
Emergency Locksmith Commercial Locksmith Safes Master Key Systems Key Cutting
Details
  • Year established: 2003
Highlights and features
  • 20+ years of combined experience in residential and commercial locksmith services
  • 24/7 emergency callout with no call-out fee
  • DBS-checked technicians for enhanced security and trust
  • Approved supplier of Burton and Phoenix Safes
  • Which? Trusted Trader accreditation for service excellence
Associations and certifications
  • Master Locksmiths Association
  • Which? Trusted Trader
What people say
Reliable and prompt service Professional technicians Community-focused business Effective emergency solutions Trustworthy staff
Services
Emergency Locksmith
Specialising in rapid response to lockouts for residential and commercial properties. Utilise non-destructive lock-picking techniques where possible to avoid replacement costs. Available 24/7 with no call-out fee, ensuring swift access restoration during emergencies.
Commercial Locksmith
Tailored security solutions for businesses including master key systems and high-security locks. Collaborate with architects and property managers to design scalable access control systems. Provide emergency maintenance and compliance with commercial security standards.
Safes
Supply and installation of certified Burton and Phoenix safes for domestic and commercial use. Offer expert advice on fire-resistant and data protection models. Provide secure key control systems and delivery/installation for high-value security needs.
Master Key Systems
Design custom master key systems for multi-area access management. Enable single-key control for property managers while restricting tenant access. Implement registered key systems to prevent unauthorised duplication, ideal for landlords and commercial facilities.
Key Cutting
On-site key cutting services for residential, commercial, and automotive locks. Maintain key security through registered duplication systems. Support emergency key replacement and specialised key types for high-security lock systems.
People
Paul Harper-Smith
Founder
Apprenticed in 1983, Paul established Lock Assist in 2003. Combines technical expertise with community engagement, overseeing operations while maintaining hands-on involvement in complex lock repairs and customer service.
Karl
Locksmith Technician
Joined Lock Assist in 2018, specialising in on-site lock repairs and key cutting. Balances technical work with customer support, known for his approachable manner and problem-solving skills during emergency callouts.
Sarah
Office Manager
Joined in 2023, managing customer inquiries and administrative operations. Provides first-point support for lock-related issues, coordinating field technicians and offering remote troubleshooting assistance to clients.
Questions
Do you offer 24/7 emergency locksmith services?
Yes, we provide 24/7 emergency callouts with no call-out fee for lockouts and urgent security issues across Sussex.
What types of safes do you supply and install?
We stock and install certified Burton and Phoenix safes, including fire-resistant models and data protection units for domestic and commercial use.
Can you help with commercial master key systems?
Yes, we design and implement custom master key systems for businesses, enabling controlled access across multiple areas with registered key security.
Are your technicians DBS checked?
Yes, all our locksmiths undergo DBS checks to ensure the highest standards of trust and security for our clients.
Do you support local community projects?
We actively sponsor local initiatives including school events, hospice charity work, and sports club fundraising activities in Sussex.
Videos
Reviews (4)
Andy Rome
Jan 04, 2022 Report
Positive:Professionalism,Quality,Responsiveness
They gave a good assessment with a clear quotation. They turned up on time, and carried out a good job. They also cleaned up after themselves.
Leela Geary
Dec 24, 2021 Report
Positive:Professionalism
Would recommend lock assist. Very fast, friendly & professional service.
Ben Gross
Dec 16, 2021 Report
Positive:Professionalism,Quality,Responsiveness,Value
Carl was excellent. Arrived in 20 minutes. Very professional, gave honest advice and completed job quickly! Will use again
Paul Davis
Dec 07, 2021 Report
These guys are wizards, they can do things with locks that I did not know you could do. Very responsive, professional and knowledgeable.