Best electrical contractors

Experienced and professional electrical & appliance repair engineers covering Greater London, Hertfordshire, Essex and surround areas.

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We solve 85% of emergency calls in less than 1 hour from arrival time

Who we are?

We provide a broad range of domestic and commercial work

As one of Londons best electrical contractors SG We Are experienced and professional electrical & appliance repair engineers covering Greater London. We bring years of knowledge and experience, to our wide range of commercial, industrial and domestic services.


We guarantee to never overcharge you, our customer, for any labour or materials that is fair and reasonable. We are always available to address any concerns you may have.


We will always be upfront about pricing of materials and labour, so you always know what to expect. In the event that we do come across anything unexpected, we will always talk to you first before carrying out any extra work.


We accept a number of different payment methods, including all major debit and credit cards, cash, cheque and BACS transfer.

Save time for things that really matter.

What we can do for you

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Electrical Division

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Appliance installation & repairs

Recent Reviews

Absolutely fantastic

Absolutely fantastic service.. from my washing machine breaking down yesterday and being unrepairable I had a new one delivered and installed this morning.. very friendly and helpful .. i will definitely recommend. Thanks guys.”

Steven Golding

Phenomenal service

Phenomenal service… won’t hesitate to call and use again should the need arise.


highly recommend

I can highly recommend sg it’s an honest reliable company with very good pricing,I found them on check a trade website ,then checked them out on Facebook ,so glad I used there services ,from my 1st phone call to Dawn, to having someone come out on the same day ,then having everything explained with what was needed then to my tumble dryer being fixed ,it has been a very positive experience with this company ,I now have my tumble dryer up and running again,thank you so much :)”

Thomas Carol

We are trusted by more than 10,000 clients

Polite and professional attitude, keep downtime to a minimum, minimal mess and rapid service