GM Electrical Service
Guildford, Surrey
Checkatrade member since November 20165
Services
- House Rewiring
- Electric Showers
- Electric Cookers
- Storage Heating
- Fuseboard / Consumer Unit Installation
- Smoke Alarms
- Immersion Heater Installation
- Electric Range Cookers
- Electric Stoves
- Emergency Lighting
- Fault Finding
- Electric Heating
- Electric Radiators
- Energy Efficient Lighting
- Electrical Under Floor Heating Installation
- Electrical Heater Repair
- Electric Vehicle Charger Installation
- Electric Smart Thermostats
- Garden Lighting
- Lighting Design
- Hot Tub Wiring
- LED Lighting
- Emergency Electrician Service
- Fuseboard / Consumer Unit Repair
- Electric Sockets
- Extractor Fans
Customer Reviews
Write a review9.9 /10
Based on 39 reviews over the past 12 months
Quality of work
9.85
Reliability
9.95
Communication
9.9
What customers are saying
AI-generated from customer reviews over last 24 months
Customers consistently praise this trade for their professionalism, reliability, and high standard of work. They are also frequently commended for excellent communication and leaving everything tidy upon completion.
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Reviews (784)
10 Excellent service from GM Electrical Services
Posted 4 days ago
This is a very easy company to deal with, and the work is of a high standard. Garry is punctual, tidy and hard working. Katy is very efficient and responsive behind the scenes. We wouldn’t hesitate to recommend GM Electrical Services and will be using them again.Verified reviewerJob location: GU7Response from GM Electrical Service
Thank you so much for leaving feedback for the work completed. We are very pleased you were happy with the work and appreciate you recommending our services.
10 Kitchen circuit and external socket
Posted 07 August
Garry added a new kitchen circuit and an external wall socket for us. We were impressed with GM Services professionalism and excellent customer communications. Garry’s work could not be faulted and was completed on time and to budget We would strongly recommend GM Services and would not hesitate to use them again in the futureVerified reviewerJob location: GU21Response from GM Electrical Service
Thank you for your feedback Andrew. We are pleased that you were happy with the workmanship and appreciate you taking the time to leave a review and recommend our services.
9 Reliable and efficient work
Posted 06 August
Efficient , and tidy work. Very reasonable chargesVerified reviewerJob location: GU21Response from GM Electrical Service
Thank you for your feedback Clare. We very much appreciate you taking the time to review our work and are glad that you were happy with the work completed.
10 Top service
Posted 27 July
Job location: GU21Excellent service. Garry was extremely helpful and attentive throughout. He made 2 site visits to assess the work required, provided a detailed estimate and carried out the work within the cost and time frame estimated. Highly recommendedResponse from GM Electrical Service
Thank you so much for taking the time to leave us a review. We are very pleased that you were happy with our service and that the job was completed to your satisfaction.
- VVienna G
10 Reliable, Honest and High Quality Workmanship
Posted 06 July
Job location: GU1Gary has carried out a number of jobs for me recently, and I have been very impressed with his service. Communication was always prompt and professional, and he provided sensible advice without recommending unnecessary work. His workmanship is neat, tidy, and of a high quality. I have been very happy with all the work he has completed and will definitely be using his services again in the future.Response from GM Electrical Service
Thank you so much for taking the time to leave us a review of the work completed. We are glad that you have been happy with the electrical work and look forward to assisting you in the future.
- PPriscilla M
8.67 Weve had many jobs done by Garry including new sockets and light switches in new positions, installa
Posted 21 June
We love Garry, he has come to do different jobs over the years and Im sure he will come back in the future. Job is always well done and he is very reliable.Verified reviewerJob location: GU1Response from GM Electrical Service
Thank you very much for taking the time to leave us a review, we are pleased you have been happy with the work completed.
Photos
Company Info
Owner
Mr Garry Markham
Sole Trader
10 years on Checkatrade
VAT Registered
Yes: 307029528
We are a small independent electrical company, based in Guildford and have been in business since 2015, having worked in the building trade for many years.
We cover a 15-mile radius around Guildford, and we pride ourselves on our punctuality, if we say we will attend, then we always do.
We are certified by NICEIC, which means our work is set to a very high standard and adheres to the current IEC wiring regulations.
City & Guilds qualified including Level 3, 18th edition.
We carry out all domestic electrical work and specialize in external lighting and power systems.
Our team is passionate about
- providing high standards of workmanship (we offer a 12-month guarantee on our work from the date of completion)
- customer satisfaction.
We pride ourselves on being
- reliable
- responsive
- professional
- punctual
- honest
- tidy, showing you and your property the utmost respect.
NO call out fees, no job is too small. Please don't hesitate to contact us.
Accreditations and awards

This trade passed up to 12 Checkatrade vetting checks
Member since November 2016
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