Lock Change, Replacement & Repair
Locked out, lost your keys, or need to upgrade your security? OC Services is Woking's trusted locksmith for fast, professional lock changes, opening, and repairs.
We're a family-run, fully insured locksmith company with over 20 years' experience. Our DBS checked, security-vetted team handles all types of locks — including EVVA EPS Master Suite Systems — for homes, businesses, and landlords across Surrey.
Whether it's an emergency lockout at 2am or a planned upgrade to British Standard locks, We're here to help — with transparent pricing and honest, expert advice.
OC Services delivers a complete range of lock services for homes, businesses, landlords, and property managers across Surrey. Our fully in-house, DBS checked team is equipped to handle any lock situation — day or night.
Lock Changes & Upgrades
Replacement and upgrades for all types of locks — mortice, euro cylinder, night latch, digital, and high-security. We supply and fit British Standard and insurance-approved options, including anti-snap cylinders and 3-star rated locks for uPVC and composite doors.
We design and install EVVA EPS Master Suite Systems — ideal for landlords, block managers, and businesses who need secure, convenient key control across multiple doors or properties. View our Master Suite page
Lock Opening (Non-Destructive)
Rapid lock opening for lost keys, lockouts, or faulty locks. We use non-destructive methods wherever possible, minimising damage and cost. Available 24/7 for emergency callouts.
We work with both landlords and tenants, advising on responsibilities, insurance requirements, and the best lock solutions for rented properties. We'll help you stay compliant and secure.
Lock Repairs & Maintenance
Expert repairs for worn, damaged, or faulty locks on doors, windows, and garages. We provide preventative maintenance and honest advice to maximise your security and keep your property insurance-compliant.
Our lock change, opening, and repair services are available to all property types across Surrey. Click below to learn more about how we support your sector.
1. Get in Touch
Call us on 01483 600464 or email info@oc-services.co.uk. For emergencies, We're available 24/7.
2. We Diagnose the Problem
We'll assess your situation over the phone and provide an honest estimate before we attend.
3. We Attend and Resolve
Our locksmith arrives with the tools and parts to get the job done. Non-destructive entry is always our priority.
4. Advice & Recommendations
We'll advise on any upgrades or improvements to keep your property secure and insurance-compliant.
5. Transparent Pricing
No hidden fees. You'll know the cost before we start work.
We combine rapid response, professional expertise, and transparent pricing to deliver peace of mind, every time. Our experienced locksmiths are available 24/7 for emergencies and always use non-destructive entry methods wherever possible.
Local, Family-Run Business
Based in Woking, serving Surrey since 2016. You'll always deal with our team directly.
24/7 Emergency Response
Locked out or need urgent repairs? Call us any time for fast, friendly help.
DBS Checked & Security Vetted
Every member of our team is Enhanced DBS checked and vetted to BS7858 standards.
Fully Insured
All work is carried out by our fully insured team, with a workmanship guarantee
Non-Destructive Entry
We always prioritise non-destructive methods, minimising damage and cost.
20+ Years' Experience
Our team brings decades of hands-on locksmith expertise.
Transparent Pricing
No hidden fees. You'll know the cost before we start.
Insurance-Approved Work
We supply and fit British Standard, insurance-approved locks to help you meet your insurer's requirements.
EVVA EPS Partnership
We're specialists in EVVA EPS Master Suite Systems for total key control across multiple doors and properties.
OC Services is a family-run locksmith company based in Woking, trusted by homeowners, landlords, and businesses across Surrey since 2016.
Our fully vetted, DBS checked, and insured team offers expert lock changes, opening, and repairs for all types of doors and windows. We handle everything in-house, ensuring reliable, honest service and long-lasting security for your property.
We're also specialists in the EVVA EPS Master Suite System — ideal for landlords, block managers, and anyone who needs secure, convenient key control for multiple doors or properties.
We're proud to be part of the Surrey community. We sponsor Knaphill Football Club, support local schools and PTAs, and are members of the Defence Discount Service and Blue Light Card Scheme.
Need a lock changed, opened, or repaired? Or want to discuss a Master Suite System for your property? Contact OC Services for a free quote or 24/7 emergency help. We cover Woking, Guildford, Aldershot, Farnborough, Weybridge, Cobham, Godalming, and all Surrey towns.
Have a question about locks, repairs, or security? Our friendly team is here to help. See our most common questions below, or just give us a call for straightforward advice.
What are British Standard Locks?
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What are British Standard Locks?
British Standard locks carry a BSI Kitemark, certifying they’ve been tested for theft resistance. BS3621 is most common for ground floor doors; BS8621 is for non-ground floor flats and emergency exits; BS10621 is for locks that only open from the outside, often used on commercial properties. Alternatives include high-security anti-snap euro cylinders approved to SS312 Diamond or TS007 3-star standards We can advise on the best lock for your needs and help you meet insurance requirements..
What’s an anti-snap lock or a 3-star cylinder?
What’s an anti-snap lock or a 3-star cylinder?
Anti-snap euro cylinders are designed to resist break-ins. Look for SS312 Diamond or TS007 3-star approval for the highest security. We supply and fit these for uPVC and composite doors.
What brand of lock is best?
What brand of lock is best?
We recommend any lock that’s independently tested—look for BSI Kitemark, Sold Secure, or similar. The best lock is one that meets your security and insurance needs.
Do you offer master key systems?
Do you offer master key systems?
Yes! We’re EVVA EPS Master Suite System specialists. These systems are perfect for landlords, blocks, and businesses—one key gives access to all authorised doors, while restricting access to others. View our dedicated Master Suite page or contact us for a free survey and advice.
Can you help with locks for rented properties?
Can you help with locks for rented properties?
Absolutely. Our services cater to both landlords and tenants. If tenants need to change locks for security reasons, it's advisable to review their tenancy agreements and obtain landlord approval if necessary. In some cases, the landlord may be responsible for lock changes and repairs as per the agreement. Uncertain about the best course of action? We'll guide you and help ensure you comply with insurance or tenancy requirements. Always remember, it's best practice to inform landlords about any changes made.
What locks do you repair and fit?
What locks do you repair and fit?
We work with all major types and brands: mortice, euro cylinder, rim/night latch, digital, smart, and high-security locks for doors, windows, and garages. If you have something unusual, just ask—we love a challenge!
Can I change my own locks?
Can I change my own locks?
It’s tempting to try, but using the wrong type or size could leave your property at risk. We recommend professional fitting for peace of mind and insurance compliance. We’re always happy to help if you’re unsure—just ask!
Can you advise on security upgrades?
Can you advise on security upgrades?
Of course. We offer honest, practical advice on upgrading your locks and improving your property’s security. No jargon, just clear guidance.
You've secured your locks — now see exactly what's happening around your property. Our professionally installed CCTV systems give you real-time monitoring, remote viewing from your phone, and reliable evidence when you need it most. Designed, installed, and maintained by our SSAIB-certified, DBS checked in-house team.
Contact us on 01483 600464 to arrange your Security Survey.
CONTACT US 01483 600464
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OC Services is the trading name of OC Locks & Services Limited. Registered in England & Wales under company number: 12268605. VAT registration number: GB 350 170 733. Registered Address: OC Locks & Services Limited, Units 3 & 4 Bakersgate, 299A Connaught Road, Brookwood, Woking, Surrey, England, GU24 0AD.
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