The quick way to find a local Security systems / Alarms in Clerkenwell

JBSS LTD

Security systems / Alarms

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Residential Corporate and Retail, installation and Service of Sound and vision equipment. Home entertainment and Network system design and Technical support.

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Reviewed by Alaa on 16/7/2025

I recently had Joe set up a microphone system in my home and was really pleased with the service. He was professional, easy to work with, and knew what he was doing. The installation went smoothly, and everything works as expected. I’d definitely recommend him to anyone needing reliable audiovisual help.

JS7 Service LTD

Security systems / Alarms

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I am an experienced builder providing a wide range of interior and exterior construction services. I specialise in all aspects of building work, including bricklaying, plastering, painting and decorating, paving, flooring, plumbing, and fencing. I also carry out complete projects such as driveways, kitchens, bathrooms, garage builds, extensions, and loft conversions. From small repairs to full renovations, I handle every job with care and attention to detail. I take pride in delivering high-quality, strong, and reliable work, ensuring every project is completed to a professional standard. I focus on good workmanship, safety, and customer satisfaction at all times. I am hardworking, trustworthy, and able to work independently or as part of a team. No job is too big or small, and I always aim to finish on time and within budget.

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Reviewed by Noel on 8/5/2026

Very happy with the garden wall repair. Neat work. Good workers.

RJB Electrical Services

Security systems / Alarms

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Robert Burgess JIB Gold Card Approved Electrician Testing & Inspection Qualified Napit Certified 15+ Years Industry Experience Fully insured Domestic/Commercial/Industrial All works considered Based in Loughton Essex

OC Services

Security systems / Alarms

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As a SSAIB registered, local Woking family run company, the security of you, your home and your business are important to us. We are your complete security solution, covering all aspects of security: Locksmith, Access Control, CCTV, & Intruder Alarms 24-HOURS, 7 days a week; with NO CALL OUT FEE. We offer free no-obligation security surveys, competitive quotations and all our work is guaranteed! We believe that there is no job too big or too small. We will work with you to find the solution to your needs at the most cost-effective price. So, whether you are looking for a professional service, a cost-effective solution, or a trusted tradesman, you are in the right place. Our services include: LOCKSMITH • Specialists in wooden, metal, and UPVC doors and windows • Emergency Locksmith • Locked out/gain entry (Non-destructive methods used) • Lost keys • New locks / Fresh fitted locks • Burglary repairs • Repairs/ lock replacement • Lock upgrades • Security upgrades to meet insurance standards • Garages Locks • Digital locks • Adjusting doors • Door closer replacement/adjustments SAFES • Installation / removal • Repair • locks • keys INTRUDER ALARMS • New installations conforming to BS EN Standards & SSAIB Codes of Practice. • Alarm System Takeover • Preventative maintenance • Corrective maintenance • Alarm Servicing • Battery Changes • Code Changes • System Upgrades • Texecom trained installer • Systems we work with include: Texecom CCTV SYSTEMS • New installations conforming to BS EN Standards & SSAIB Codes of Practice. • Preventative maintenance • Corrective maintenance • Battery Changes • System Upgrades • Systems we work with include: HIKVision, Axis, Avigilon ACCESS CONTROL SYSTEMS • New installations conforming to BS EN Standards & SSAIB Codes of Practice. • Preventative maintenance • Corrective maintenance • System upgrades • Biometric readers • Electro-magnetic Locks • Electric Release • Digital Door Locks & Keypads • Proximity Readers • Remote Access • Systems we work with include: Abloy, Sateon, Paxton, Janus, CEM Systems All staff carry OC Services Identification Badges and have been fully DBS checked and screened to BS EN standards, giving you piece of mind so that you know who is coming to your door. OC Services is the trading name of OC Locks & Services Limited. In compliance to The GDPR and Data Protection Act 2018 we are registered with the Information Commissioners Office (ICO)

Latest homeowner review

Reviewed by Zoe-Anne on 21/1/2020

Great job! Oliver was on time and did the job in no time. I’d be glad to use his services again. Thank you!

Jose Angel Duran Carrasco

Security systems / Alarms

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Perform maintenance, repairs, and groundwork. Instal products and equipment. Electric repairs and installation. Basic painting, decorating and cleaning. Respond to requests in a professional manner. Conduct assessments and identify problems.

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Reviewed by Yemi on 15/7/2022

Angel and Andrew got to my place promptly and were very professional. My door fits perfectly. Thanks guys

Cn Construction&Gardening Ltd

Security systems / Alarms

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C & N Constructions is a well-established company offering construction and landscaping services for both residential and commercial clients. Our faith: We believe in open and honest communication and shared goals which will generate greater continuity in workload and thereby provide sustained improvements in quality, efficiency & delivery. Our mission: To safely deliver any project, any time, in any environment for the benefit of our customers, shareholders, employees and the communities we serve. Company vision: C&N Constructions is committed to building long-term relationships based on integrity, performance, value, and client satisfaction. We will continue to meet the changing needs of our clients with our quality services delivered by the most qualified people. Get in touch and we can start asap! We offer free and no obligation project estimate.

Latest homeowner review

Reviewed by John on 29/6/2025

The job was to cut back a severely overgrown patch of garden. Chris & his team, Adrian & Cosmin, gave me a competitive quote, after coming to visit the site to assess what needed to be done. They started next day and completed the job quickly and to my complete satisfaction. The site was cleaned up & all waste taken away. I will definitely use them again and strongly recommend them.

Mad Building Services LTD

Security systems / Alarms

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With over 30+ years experience, our priority is to keep all our customers happy and ensure a quality finish. We specialise in all building work from plan/design and build. We also do electrical work, plumbing, carpentry a joinery, plastering, tiling and decorating. We can manage all paper work with council and authorities. Fully covered with Liability Insurance up to 5 Million. No job is too big or too small. Get in touch for a free estimate and expert advice.

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Reviewed by Alan on 21/5/2026

Quick to respond and installed the sockets efficiently. He made sure everything was tidied up afterwards. Highly recommend.

Hollywood joinery an maintenance

Security systems / Alarms

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Hollywood joinery is a friendly company that specialises in cabinets an fitted wardrobes an all other joinery have been in the building trade for over twenty years an have experience in many other aspects of the building trade

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Reviewed by Thomas on 7/8/2024

Perfect job. Quickly done, great communications, reasonable price. Highly recommend.

GH Electrics

Security systems / Alarms

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Reliable electrician with over 17 years experiance in re- wires, fault finding, maintenance, entryphone systems , fuse boards, appliances and much more.

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Reviewed by Tayo on 19/5/2026

Gino was fantastic - friendly, reliable, and highly professional throughout. He provided a fair quote, arrived on time, and completed the work to a very high standard. What really stood out was how thorough and knowledgeable he was, identifying and resolving an additional electrical issue quickly and without hassle. I wouldn’t hesitate to recommend him to anyone looking for a trustworthy and skilled electrician, and I'll definitely be using him again in the future.

RPIOS LIMITED

Security systems / Alarms

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Our company is made out of hard working individuals with more than 30 years experience in the construction industry. We are specialised in loft conversions even though we can do any construction related work in any buildings. We have experience in loft conversions, painting, tiles placement, shutter carpenter work, brick work, laminate flooring, insulation placement, kitchen and bathroom fitting, plasterboard placement and many more. As we are new to this website we would appreciate some positive feedback after finishing the related work.

Surehand Electrical & Construction Services LTD

Security systems / Alarms

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We offer all aspects of domestic and commercial electrical installations, we provide testing services for landlords and homeowners We are installing EV charger points to domestic and commercial premises We offer a emergency lighting design, maintenance and log in Services We respect all of our clients and their property's We also are a fully insured company

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Reviewed by Marek on 3/1/2019

Great workmanship, punctual on the delivery timing.

Candour Electrics

Security systems / Alarms

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CANDOUR ELECTRICS are London based Electricians. We are City & Guilds approved and provide a range of services to domestic, commercial and industrial clients. We are dedicated to providing complete customer satisfaction and take pride in the quality of our work. We serve all of London, Essex, Hertfordshire and surrounding areas and are happy to provide no obligation quotes for any job small or large. Candourelectrics.co.uk RHINO TRADE INSURANCE Fully Qualified All our social links in one place -https://linktr.ee/candourelectrics

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Reviewed by Michael on 29/9/2023

FENiX-BG

Security systems / Alarms

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FENIX BG Electrical Contractor is a London-based NICEIC Approved Contractor with over 12 years of experience in the electrical industry, delivering high-quality services across domestic, commercial, and industrial sectors. We specialise in full and partial rewires, EICR testing, fault finding, consumer unit upgrades, EV charger installations, and general electrical installations, supporting landlords, housing contractors, and private clients. All work is carried out in line with the latest BS 7671 regulations, ensuring safety, reliability, and a high standard of finish, with a professional and efficient team committed to completing projects on time and within budget.

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Reviewed by Andrew on 21/10/2016

Valentin worked with me throughout the job and had my interest at heart. A very tidy and professional workman.

O.B. REPAIRS

Security systems / Alarms

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We are a repair specialist providing rapid repairs all around London and surrounding regions. Between our leading specialists, we offer over 100 years of combined experience and take pride in using this to solve even the hardest of repair jobs. Whether it’s a cracked glass unit, a squeaky door, or a jammed window, our team of highly experienced engineers will be able to get that fixed swiftly. We offer services to a wide range of windows and doors and can guarantee there isn’t a problem, our repairs team can’t find a solution for.

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Reviewed by Praveen on 19/10/2023

PAWEL SERVICES LTD

Security systems / Alarms

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Hi my name is Pawel, Our Services Include: - Kitchen installation (Complete including tilling, flooring, electric & plumbing) - Laminate Floors laid - Floor and wall tiling & carpentry - Painting & Decorating (Interior & Exterior) - Complete Bathroom - Plastering & Rendering - Gas Safe Register - Fitted wardrobes & central heating - Assembling flat pack furniture - Plumbing work - Brickwork - Partition walls

Anthony Clifton

Security systems / Alarms

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I can help with any of your electrical needs. I specialise in smart products installation and setup. I offer tutorials on how to get the most out of your new smart home products included with the installation. I can help with any of your electrical jobs, including but not limited to: * Testing and inspection * Fault finding * Adding/removing/changing sockets and light switches * Changing over light fittings * Outdoor lighting / power * Ethernet and/or power run down to the garden office/pub/log cabin etc No job is too big and no job is too small.

Latest homeowner review

Reviewed by Kate on 28/9/2021

Anthony was really helpful, fixed all our lighting problems. Turned up when he said he would and emailed with alternative suggestions too.

Farm Elec install

Security systems / Alarms

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Fully qualified electrician with over 15 years in the trade . All aspects of work carried out from fault finding to installations .