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16 Years
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Emergency
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Trusted 24/7 Locksmith Services in South West England
M4 Lock & Safe is a professional locksmith service operating in the South West of England since 2010. Our team combines over 20 years of industry experience to deliver comprehensive solutions for domestic and commercial properties. We specialise in emergency non-destructive entry, safe opening, key cutting, and lock replacements, prioritising rapid response times and quality workmanship. Available 24 hours a day, 7 days a week, we serve locations including Bristol, Bath, Chippenham, and Melksham.

Our commitment to customer satisfaction is reflected in our use of industry-approved products and transparent pricing with no call-out fees. As a locally trusted provider, we ensure all services are performed to the highest standards, offering free quotes and expert advice over the phone. Our focus on reliability and technical expertise has established us as a leading choice for security solutions in Wiltshire and surrounding areas.
Services
Anti Snap Cylinders Burglary Repair Emergency Entry Electronic Security Key Cutting Lock Replacements Lock Upgrades Safe Opening
Details
  • Year established: 2010
Highlights and features
  • Over 20 years of combined experience in domestic and commercial locksmithing
  • 24/7 emergency callouts with rapid response times
  • No call-out fees and transparent pricing
  • Locally trusted service covering 12+ towns in South West England
  • Certified technicians using industry-approved security products
Services
Anti Snap Cylinders
Upgrade your home security with anti-snap cylinder mechanisms that prevent lock snapping attacks. Our certified technicians install high-security cylinders meeting British safety standards. Ideal for uPVC doors, these locks provide enhanced protection against forced entry while maintaining ease of use for homeowners.
Safe Opening
Professional safe opening services for lost keys or malfunctioning combination locks. Our specialists use non-destructive techniques to access safes containing valuables, documents, or firearms. Available 24/7 for domestic and commercial clients, we ensure minimal damage to your security equipment while maintaining confidentiality.
Emergency Entry
Rapid non-destructive entry solutions for homeowners and businesses locked out of premises. Our technicians arrive within 30 minutes using specialist tools to gain access without damaging doors or locks. Service available at any hour for urgent situations requiring immediate property access.
Key Cutting
Replacement key services for residential, commercial, and automotive locks. Our equipment produces exact duplicates for standard and high-security keys. Available as an emergency service, we can create working copies on-site for lost or damaged keys, ensuring continued property access.
Lock Replacements
Complete lock replacement for outdated or damaged security systems. We install BS3621-compliant locks meeting insurance requirements. Our service includes assessment of existing security weaknesses and fitting of high-quality locks for doors, windows, and safes to enhance overall property protection.
Questions
What areas do you cover?
We provide services across South West England including Bristol, Bath, Chippenham, Melksham, and 7 other towns. Our technicians respond rapidly to all locations.
Are you available outside regular hours?
Yes, our locksmiths operate 24 hours a day, 7 days a week for emergency situations requiring immediate attention.
Do you charge call-out fees?
No, we offer transparent pricing with no additional call-out charges for our standard services.
What types of locks do you work with?
We handle all lock types including traditional cylinder locks, high-security systems, digital locks, and safe mechanisms for both residential and commercial properties.
How quickly can you respond to emergencies?
Our technicians typically arrive within 30 minutes of your call for urgent lockout situations.