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SY Locksmiths was founded with the aim of offering Sheffield a locksmith service built on integrity, reliability, and professional standards. Im Steve Yoeman, and as the owner and locksmith behind the company, I bring over 30 years of experience to every job I undertake. Whether you need urgent assistance after becoming locked out, require repairs following a burglary, or wish to improve the security of your property, I provide a dependable service throughout Sheffield. My work regularly takes me across the city, from central locations such as Kelham Island and Sheffield City Centre to quieter residential communities including Dore and Totley.

Customers who contact SY Locksmiths always speak directly with me, and I personally complete all work from beginning to end. By carrying a substantial stock of locks and components from recognised industry brands, I am usually able to resolve issues immediately without arranging additional visits to collect parts. Having lived and worked in Sheffield all my life, I understand the city thoroughly and can provide quick response times across all areas. I also ensure that my knowledge of lock technology and security standards remains fully up to date. In emergency situations, whether involving a broken key, failed lock, or unexpected lockout, I offer a rapid and reliable locksmith service across Sheffield without applying extra charges for emergency attendance.

Served areas
  • Sheffield and surrounding areas
Business details
  • Licensed
Highlights and features
  • Over 30 years’ locksmith and security industry professional experience
  • Rapid emergency locksmith response across Sheffield without additional call-out charges
  • High-quality anti-snap locks fitted with advanced burglary protection standards
  • Comprehensive mobile stock enabling most repairs completed during first visit
  • Honest pricing with no VAT charged for significant customer savings
  • Professional lock upgrades meeting current insurance and British security standards
Payment methods
  • Cash, Debit cards, Credit cards, Bank transfers
Services
UPVC Lock Repair We provide comprehensive uPVC lock repairs for damaged, stiff, or malfunctioning door mechanisms. Our service includes opening jammed doors without damage, replacing faulty parts, and upgrading outdated locks with secure alternatives. By properly adjusting and realigning the door, we reduce the likelihood of future mechanical problems. We aim to deliver a cost-effective repair that restores both security and smooth operation.
Lock Upgrades
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Lock Upgrades We offer reliable lock replacement and upgrade solutions for customers concerned about outdated security systems. As lock technology advances, older products may no longer provide sufficient protection or satisfy insurance policy conditions. We fit locks that meet recognised BS3621 and SS312 standards to help safeguard your property. We are also happy to carry out inspections and provide free professional advice on your current security.
Anti Snap Locks
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Anti Snap Locks Our anti snap lock solutions are designed to address the increasing problem of lock snapping on uPVC and composite doors. We supply and install high-standard SS312 diamond approved locks that protect against all recognised euro cylinder attack techniques. These upgrades provide dependable security without excessive cost. We can also fit additional reinforcements, including secure door handles and sash jammers, for greater protection.
Lock Opening Lockouts can happen unexpectedly and often cause unnecessary disruption, which is why we treat each call as a priority. With over 30 years of industry experience, we provide expert non-destructive lock opening services using the latest professional equipment. Whether a key has snapped inside the lock, gone missing, or the mechanism is no longer functioning correctly, we evaluate the situation carefully. We then use the most effective method to gain entry quickly and efficiently.
People
Steven Yeoman
Owner
I have more than 30 years experience in the trade. Ive built SY Locksmiths on three core values, honesty, reliability, and trustworthiness.
Reviews (30)
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Mitchell Harrison
Mar 12, 2026
Great service, very efficient and explained all the process and gave some good advice for looking after locks. Many thanks
Alex Heap
Mar 08, 2026
Steve was brilliant, came out quickly and was very polite and friendly and replaced the broken lock quickly, great experience would highly recommend
Rita Sofiane
Feb 18, 2026
Great service and really good quality work. Friendly, professional, and got the job done quickly. Would definitely recommend.
Ian Hutchinson
Feb 03, 2026
Very prompt and professional service. Even managed to come and fix the lock same day while I was out. Highly recommended
David Murdoch
Feb 03, 2026
Would highly recommend, SY Locksmiths. Thank you Steve.
Alison Walker
Jan 31, 2026
Steve recently fitted a new lock on my porch and adjusted the door to fit properly.
Prompt, professional excellent service.
Many thanks.
Gemma Tissington
Jan 28, 2026
Steve arrived promptly and resolved the issue with our lock in no time at all. He also gave lots of good advice on how to look after our new lock and keys
Alex Stevens
Jan 23, 2026
We got good, clear advice on our options for new locks. The work was done promptly and tidily.
Katrina Lillywhite
Jan 02, 2026
Brilliant service - got it fixed straight away. Nice friendly guy.
John Merrall
Nov 24, 2025
Great experience and great service! Steve arrived exactly when he said he would and solved the problem really quickly!
Millie Feeney
Nov 19, 2025
Contacted Steve on a Friday night about a jammed lock and he replaced it by Saturday morning. Great service and really good value for money! Very friendly and fast service.
Emma Ryan
Nov 11, 2025
Steve fixed our stuck front door very quickly, made it better for future, and got here fast too - would use again!
Jacqui Lindsay
Oct 31, 2025
Excellent service. Was with us very quickly, fitted a new lock and sorted the door plates which were causing the door to stick. Fully recommend.
Dominic Bailey
Oct 29, 2025
Brilliant, couldnt have asked for a better service. Steve was polite courteous and very knowledgeable. Came as soon as he could and came back to finish the job around my own personal commitments. Excellent communication and value for money. Would highly recommend
Craig Acaster
Sep 30, 2025
Outstanding service and great value. Steve is polite, friendly and responsive. Can't be faulted!
Paul
Sep 23, 2025
SY Locksmiths are first class.
We had a customer of ours locked in her house.
SY came out within the hour and sorted the problem in 40 minutes.
First class service.
Kathryn Barrett
Sep 23, 2025
Excellent service, quick response and explained the different options for replacement. Would thoroughly recommend thank you!
Simon Ellis
Sep 03, 2025
Cant recommend Steve highly enough. Absolutely brilliant service, arrived within an hour of my call..did a fabulous job of fixing my non-locking upvc back door..great price and a thoroughly nice bloke..and all this on a Friday afternoon! Thanks again Steve!
A. Stokes
Aug 24, 2025
Stephen did a wonderful job . He arrived within 10minutes , got us in the house , gave us some important security advise and even upgraded our lock all for a very reasonable price . I would highly recommend his services
Steel City Shirts
Aug 19, 2025
Steve came round the other day to open up our *chamber of secrets* (a little workshop which we didn't had the key to when we bought this house). He's a very friendly lad, had a good chat too. I hope we don't run into any issues needing a locksmith any time soon, but if we do, I won't call anyone but him.
Danielle Hill
Aug 12, 2025
Excellent service. Our back door lock broke. He had same day availablility, and came and replaced it for a flat rate fee. Really easy to communicate with via text, resonable price as well. Will be using him again if we have any other issues!
Christina Levers
Aug 05, 2025
Steve came highly recommended and responded to the initial contact quickly. Came when he had arranged. Excellent communication. Fixed and completed new lock, all smoothly and efficiently. Polite and friendly - offering good advice. I certainly would not hesitate to use again and to recommend to others.
Tom Hayward
Jul 21, 2025
Great service, very quick response and great communication throughout. I had to rearrange last minute because of personal reasons and Steve was very understanding and we were quickly able to rearrange.
Saskia Dutton
Jun 10, 2025
We were recommended Steve by a neighbour. He answered promptly and was very kind. Despite how complex the problem was, Steve ordered the parts and resolved the issue quickly. Would definitely recommend. Thank you
Wilde
Sep 27, 2024
Steve has been great. We had most of our locks replaced and he talked us through what was best for the type of security we wanted. Completed the work quickly and everything works exactly as it should. Highly recommend
Bethany Townsend
Sep 23, 2024
Steve attended my parents house this evening after been locked out. He was with them within 20 minutes and had them back in the property within 5 minutes! Absolutely fabulous service and would highly reccomend
Leo King
Sep 22, 2024
Steve is an absolutely fab locksmith. Lovely friendly guy, very accommodating and helpful from all aspects of the job, willing to give advice where needed. Fitted a bathroom lock for us which looks great. If you need a locksmith, he's the one to call!
Victoria Stewart
Feb 16, 2024
Fantastic service! Called Steve at 4pm on a Saturday as we couldn't lock our back door. He came out within the hour and sorted the problem quickly. He also had a look at our front door and made a few adjustments to that too. Overall, a brilliant service. Highly recommended
Ruth Hawksworth-Miccoli
Feb 05, 2024
Steve was very punctual in attending to the lock on our front door which was becoming difficult to lock and unlock.

He provided an excellent service, dismantling and servicing the multipoint lock mechanism and adjusting the striker plates on the door frame to prevent any further difficulties with the lock. He also explained what would be involved to replace the lock mechanism when the need arises.

Overall, Steve provided a great service and Id have no hesitation in calling back for any future works on our door locks.

Thanks for your support Steve!
Jenny Reid
Dec 18, 2023
Friendly, reliable service. Steve arranged a convenient time to come, kept in touch about his plans and timings, and gave me lots of information as well as changing the lock that was broken. Fair, transparent pricing and really good efficient work - I will definitely be using him again.