Lock
Installations

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Professional
Lock Installs

Our mobile lock installation service covers Milton Keynes and the surrounding 30-mile area. We regularly carry out lock installations in Ampthill, Aylesbury, Bedford, Bicester, Bletchley, Brackley, Buckingham, Cranfield, Daventry, Deanshanger, Dunstable, Flitwick, Hitchin, Leighton Buzzard, Luton, Marston Moretaine, Newport Pagnell, Northampton, Olney, Rushden, Silverstone, Stony Stratford, Towcester, Wellingborough, Woburn, Woburn Sands, Wolverton, and nearby villages.

We offer scheduled lock installation appointments throughout the week, providing professional service when new locks or additional security are required.

We work with homeowners, landlords, property managers, facilities management companies, schools, hospitality venues, warehouses, retail premises, and private businesses, ensuring properties remain secure with high-quality locks installed to a professional standard.

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CSM Security Locksmiths

Our 5-star Google rating from over 530 customers shows why we’re the trusted experts for lock installations.

15+ years experience

Bedroom Door
Lock Installation

Secure your bedroom with professional lock installs, quick service, and clear, upfront pricing.

Popular Lock Brands

Rebecca Lavery
Rebecca Lavery
“Chris was amazing, great service and price. He gave lots of tips for increasing life span of the lock and even took a look at my garden door, which had been feeling a bit stiff, to see if he could sort the problem. Really nice guy and would absolutely recommend him.”
Chris Titley
Chris Titley
“Chris was great from my point of enquiry to completing the job. Chris was prompt, honest and upfront with his pricing and incremental pricing depending on the complexity of the job. Great guy, great service. Would recommend 110% and would use again. Thanks”
Ethan Wilkinson
Ethan Wilkinson
“Chris kept me informed via WhatsApp with what was going on (that he had ordered the parts, that they had arrived and that he was on his way) and he arrived on time. Within an hour he had completed the work to a very high standard. I would highly recommend him. Thank you so much!”
Stefan Donchev
Stefan Donchev
“Absolutely brilliant. Chris arrived quickly and despite the fact that the job was not easy, he did it in a timely and professional manner. Reasonably priced and great value for money for the level of service I have received. I would definitely recommend him.”
Georgi Georgiev
Georgi Georgiev
“Chris arrived within minutes after the call and fixed the lock on our front door. Professional, polite, affordable. Top service. Highly recommended!”
Tanvi Patel
Tanvi Patel
“Chris was very helpful, called him on a Thursday night and managed to get an appointment booked for Friday. He was very efficient, and professional and ensured that the problem was sorted. Also recommended other professionals for other bits I needed sorting out around the house. Can not recommend Chris enough due to fast and efficient service at a very high quality.”
Trish Hunter
Trish Hunter
“A very positive experience. Chris was able to attend on the day I contacted him and gave me a clear idea of the likely cost of the repair in advance.Great communication and I felt that he only did what was needed rather than trying to oversell. Friendly service and good value too.”
Rajarshi Sen
Rajarshi Sen
“We recently engaged Chris to change locks at our new home and the experience couldn't have been any better. Chris was very friendly, polite and informative and though the job turned out to be much more complicated than anticipated he truly went the extra mile to get things sorted. Highly recommended!”
Sarah Verstappen
Sarah Verstappen
“Had just moved house so wanted to get the locks changed. Chris was absolutely amazing, really friendly and helpful. He changed all my locks very efficiently and even went the extra mile to look at the garage door and windows. Excellent price as well, especially considering I got 5 keys for each lock. He even gave us some advice on nice places to visit since we are new to the area. Would highly recommend him.”
Abigail Holland
Abigail Holland
“Absolutely amazing service. Chris was brilliant! Would 100% recommend.”
Chris Titley
Chris Titley
“Chris was great from my point of enquiry to completing the job. Chris was prompt, honest and upfront with his pricing and incremental pricing depending on the complexity of the job. Great guy, great service. Would recommend 110% and would use again. Thanks”
Lock
Installation
FAQs

Find quick answers to common questions about our lock installation services. This FAQ section provides clear, accurate information fast—covering everything from bedroom door locks to garage security solutions—so you can get the guidance and support you need when it matters most.

Do you install bedroom door locks?

Yes, we install bedroom door locks for both residential and HMO properties. We can fit a variety of locks, including thumbturn and keyed options, ensuring privacy, security, and compliance with fire safety regulations where required.

Yes, we install a wide range of gate locks for both wooden and metal gates. Our team can recommend and fit locks that provide robust security, withstand outdoor conditions, and meet your access and safety needs.

Yes, we can supply and install police-approved “Secured by Design” key safes to provide secure and convenient access to your property.

Yes, we install new locks for HMO properties that comply with fire safety regulations and meet the required HMO standards.

HMO regulations in the UK ensure fire safety by requiring exit and bedroom doors to open from the inside without a key (thumbturn locks), external doors to use BS8621-compliant locks, and internal fire doors to include self-closers and intumescent strips.

Yes, we can install door closers on most doors, including wooden, metal, and fire-rated doors. We assess your door to recommend the correct type and size for safe and effective operation.

Yes. When installed correctly, door closers help fire doors meet UK fire safety regulations by ensuring they close fully and securely, preventing the spread of smoke and fire.

Yes, we install British Standard locks, including BS3621:2007 and 3-star TS007:2014, ensuring top security and compliance with current standards.

We offer locksmith services across Milton Keynes and surrounding areas, covering towns such as Ampthill, Aylesbury, Bedford, Bicester, Bletchley, Brackley, Buckingham, Cranfield, Daventry, Deanshanger, Dunstable, Flitwick, Hitchin, Leighton Buzzard, Luton, Marston Moretaine, Newport Pagnell, Northampton, Olney, Rushden, Silverstone, Stony Stratford, Towcester, Wellingborough, Woburn, Woburn Sands, Wolverton, as well as nearby villages within roughly a 30-mile radius.

Mon–Fri: 8:00 AM – 10:00 PM
Sat–Sun: 8:00 AM – 6:00 PM

Our services cater to a wide range of sectors, including Residential, Property Management, Education, Hospitality, Retail, Logistics & Warehouses, Private Businesses, and Facilities & Block Management.

At CSM Security Locksmiths, we stand by the quality of our products. That’s why every lock and hardware item we supply comes with a comprehensive 6-month guarantee, giving you peace of mind and assurance that your security solutions are reliable and built to last.

Visa, Delta, Electron, MasterCard, Eurocard, Maestro, American Express, PayPal, Google Pay, Apple Pay, Samsung Pay, and cash.

Secure
Lock

Installations

Count on our reliable, efficient, and professional lock installation services, tailored to meet your home or business needs. From bedroom doors to garage security, we provide expert fitting and high-quality locks to keep your property secure. Our team ensures prompt, dependable service and professional workmanship every time.

Payments Accepted