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Certified Locksmith

9.93/10

London

£1,000 guarantee T&Cs apply

Checkatrade member since November 2021

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Skills

  • Digital Smart Door Lock Installation
  • Doors Opened / Unlocked
  • Emergency Locksmith Service
  • Key Cutting
  • Lock Fitting
  • Lock Repair
  • Safe Locks
  • Security Door Locks

Customer Reviews

Write a review

9.93 /10

Based on 62 reviews over the past 12 months

Quality of work

9.87

Reliability

9.97

Communication

9.95

What customers are saying

AI-generated from customer reviews over last 24 months

This tradesperson is consistently praised by customers for their professionalism, excellent communication and friendly service. Many also comment on the high standard of their work and appreciate the clear, upfront pricing.

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Checkatrade is not responsible for the summary or the opinions in it. For more information, please read the reviews themselves and learn more in our reviews policy.

Reviews (474)

  • 10

    Locksmith

    Posted 12 October

    Supply and fit new lock.

    Laurence is very professional, responding quickly to any messages and ensuring the work is done properly and in a timely manner. He is always a pleasure to deal with.
    Verified reviewer
    Job location: N4
    Tania C
  • 10

    Lock Repair

    Posted 12 October

    Great locksmith!

    Laurence was great! He’s very polite and punctual. He explained everything really clearly and gave details. If I need a locksmith again I’ll be sure to contact him.
    Verified reviewer
    Job location: E11
    sarah p
  • 10

    Emergency Locksmith Service

    Posted 10 October

    Locksmith

    Highly professional, reasonably priced and a truly great guy. Highly recommend
    Verified reviewer
    Job location: W5
  • 10

    Window Lock Fitting

    Posted 09 October

    Locks on kitchen windows & on back door needed fixing or replacing.

    Laurence Wynter provided an excellent service in all respects from communications, reliability, advice & honesty to the quality of work provided in fixing the problems we had with our window locks & back door lock; as well as being a delightful fellow to meet.
    Verified reviewer
    Job location: N2
    Adam F
  • 9.33

    Window Lock Fitting

    Posted 02 October

    Friendly Service and a Job Well Done

    Lawrence provided an excellent service from start to finish. He took the time to answer all our questions and showed genuine interest in understanding and solving the problem. He even agreed to a video call beforehand to make sure he fully understood the issue before arranging a visit. He delivered exactly what he promised and clearly explained all the options available to us regarding lock replacement. Overall, Lawrence was professional, reliable, and committed to finding the right solution.
    Job location: E14
  • 10

    Lock Fitting

    Posted 01 October

    Changed locks after moving in

    Really good communication and clear pricing. Came when promised and a thorough job done. Thanks
    Verified reviewer
    Job location: HA5
    Freddie T

Photos

lock change+384

Company Info

Owner

Mr. Laurence Wynter

Sole Trader

5 years on Checkatrade

VAT Registered

No

Domestic WorkCommercial WorkFree EstimatesInsurance Work Undertaken24 Hour Call-out

At Certified Locksmiths, we pride ourselves on delivering outstanding customer service with a friendly, rapid response. With over 30 years of industry experience, Laurence has worked with prestigious organisations such as The Prince’s Trust, demonstrating his expertise and commitment to excellence.

We offer free quotes over the phone and are so confident in our pricing that we encourage you to compare. There are no call-out charges, and we ensure all work is agreed upon and confirmed via text before we leave, guaranteeing transparency and competitive pricing.

Our Services Include:

Lock replacements & upgrades (BS3621 Insurance Approved)

Emergency lockouts & lost key solutions

Window & door locks, including uPVC fittings

Burglary damage repairs for doors & windows

24/7 Emergency call-outs—whenever you need us

We proudly serve customers across M25, North & East London, Hertfordshire, and surrounding areas. Our team is fast, friendly, and reliable, offering professional service with a personal touch.

Guaranteed quality workmanship & customer satisfaction


Call Certified Locksmiths today—where exceptional service comes as standard!


We are fast, friendly, and reliable.


Guarantees offered

This trade passed up to 12 Checkatrade vetting checks

Member since November 2021

Individual checks

  • Identification

  • Proof of address

  • Financial

  • Qualifications and accreditations

  • County court judgement

  • Open source media

Business checks

  • Customer Reviews

  • Company trading history

  • Company duplication

  • County court judgement

  • Enhanced business check

  • Director checks

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