Scores based on 12 reviews

Reliability & timekeeping

Invoice history based on 6 reviews.

Invoice History
Charged as per quote / estimate100%
Appointments reported as missed (6 months) 0
Average score 9.65
12 reviews
  • Interviewed by Checkatrade
  • 6 accreditations checked
  • Insurance checked
  • Limited company checked
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  • VAT registered
  • Checkatrade standard signed

GA building Service as been trading since 1991 as a Building Contractor within both Domestic and Commercial sectors, we have grown substantially into Commercial building maintenance for many large corporate & blue chip companies across London & south of England . In 2016 we opened our in house Electrical division to expand our directions both in Domestic and Commercial.


  • All our staff are fully  approved trades persons - with a wide range of electrical experience and knowledge. We have over 30 years experience in many building trades and are members of organisations covering safety training including, Mobile vertical boom . Safe harness training, Working at heights, Asbestos awareness.
  • We are have full workshop facilities and run a help desk facility to support our customers needs. 
  • Our electricians are trained in 2919 Electrical Charging point installation.


Our Electrical division covers


  • Electrical installation works, Fuse board Upgrades , Testing & certification, Fault Diagnostics , all Electrical maintenance up to 1000v, electric vehicle Charging points installations and maintenance.


Give us a call or email for any enquiry.


Based in

Croydon, Surrey

Works in

We Cover London , Surrey, Kent and the South East Area