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Serving South Yorkshire & North Lincolnshire
Do you need a lock fitted on time and with precision? Installing the right lock properly is key, whether you’re upgrading or need quick security.
Stephen Fretwell Locksmith provides fast, expert mobile lock fitting. Most jobs finish on the first visit.
📞 Call now to book lock fitting: 07990 573857
Stephen Fretwell Locksmith provides a trustworthy mobile lock fitting service for homes and businesses.
The fully stocked mobile workshop has a variety of high-quality door and window locks. This means most lock-fitting tasks can be done without delays or extra visits.
With over 25 years of experience, you benefit from practical know-how about which locks are often needed, which locks fit various door and window types, and how to fit locks securely and efficiently.
If your property’s security is at risk, you can get a fast emergency locksmith service.
Lock fitting by a local locksmith
We supply and fit locks for all common door and window types, including:
✓ uPVC doors
✓ Composite doors
✓ Wooden doors
✓ Patio doors
✓ Window locks
Due to the extensive stock carried in the van, same-day lock fitting is often possible. This reduces disruption and restores security quickly.
Advice is always provided on:
✓ Suitable lock types
✓ Insurance requirements
✓ Sensible security upgrades where appropriate
There’s no pressure selling — just clear, practical guidance based on experience.
Stephen Fretwell Locksmith is police-registered and DBS-checked, giving you confidence from the very first call.
You also receive:
✓ Clear, upfront pricing
✓ Honest advice
✓ No call-out fee if the work can’t be completed
That means peace of mind before, during, and after the job.
Professional lock fitting is also available for commercial premises, including offices, shops, schools, and managed properties.
We fit and upgrade:
✓ Euro and oval cylinders
✓ High-security locks
✓ Digital and keyless locks
✓ Roller shutter locks
✓ Emergency exit hardware
✓ Door closers
Keeping your business secure is essential. Flexible payment options are available, including debit card and BACS, with VAT receipts provided.
All locks are sourced from trusted European trade suppliers.
We only use genuine, durable products — never cheap copies or unknown brands.
This ensures:
✓ Long-term reliability
✓ Improved security
✓ Fewer future issues
The goal is always to fit a lock that lasts, not one that needs attention again in a year.
If you’re dealing with:
✓ A lockout
✓ Lost or stolen keys
✓ Securing a property after a break-in
A fast emergency response is available.
Locks can be repaired or replaced without delay, securing your property and reducing stress when it matters most.
📞 Call Stephen Fretwell Locksmith on 07990 573857
Fast • Local • Properly Fitted
Call Stephen today on for all your domestic or commercial door and window locks fitted in Doncaster and the surrounding villages, or for an out-of-hours emergency call-out please call 07990 573857.
A Jones - Town Fields
SF Locksmith have all the tools and techniques along with the best quality door locks, window locks and spare parts to secure your home, property or business premises. With over 20 years experience we can guarantee that whatever your problem, we will try our very best to help.
All our locks and parts are guaranteed for 2 years. Oh, and you will receive the very best in customer service too.
Stephen Fretwell Locksmiths are locally based and have over 25 years of experience as a qualified, professional locksmith. The business has been built on
SF Locksmiths is a local locksmith business with over 25 years of professional experience. They focus on securing properties and protecting families, and they have a strong reputation built on core values.
• Locally based locksmith company
• Over 25 years of experience
• Qualified, professional locksmiths
• Core values:
• Honesty
• Courtesy
• Reliability
• Responsiveness
• Strong reputation supported by customer reviews and feedback
• Emphasis on securing properties and protecting families
our values: honesty, courtesy, reliability, and responsiveness. Our reputation, customer reviews and feedback speak volumes.
