{"source":"Breaknorm","page":"https://breaknorm.co/market/property_construction/electrical_solar_installation/gb","license":"https://breaknorm.co/terms","vertical":"property_construction","subvertical":"electrical_solar_installation","country":"GB","companies":26131,"by_leaf":[["electrical_contractors",16185],["solar_pv_installers",3832],["security_system_installers",3326],["tv_aerial_installers",1142],["ev_charging_installers",721],["smart_home_integrators",659],["network_and_wifi_installers",612],["av_and_unified_communications_integrators",398],["telecom_network_contractors",376],["grid_and_substation_contractors",264],["plumbing_heating_contractor",184],["general_building_contractors",139],["general_door_window_and_security_fitters",112],["garage_and_industrial_doors",96],["other_electrical_solar_installation",81],["generator_installation_and_service",71],["heat_pump_installation",69],["hvac_air_conditioning_contractor",67],["other_building_finishing_contractors",67],["civil_infrastructure_contractors",54]],"by_headcount":[["2-10",21093],["11-50",2409],["0-1",2277],["51-200",304],["201-500",39],["501-1000",5],["1001-5000",3],["10001+",1]],"by_city":[["London",450],["Glasgow",162],["Bristol",144],["Birmingham",131],["Nottingham",100],["Sheffield",97],["Leeds",96],["Liverpool",85],["Rode",80],["Ashley",77],["Cardiff",65],["Manchester",65]],"hiring":{"companies":132,"new_30d":21,"by_headcount":[["11-50",58],["51-200",34],["2-10",29],["201-500",8],["1001-5000",2],["501-1000",1]]},"tech":[["microsoft_365",6255],["cloudflare",4411],["google_workspace",3272],["microsoft_teams",2629],["microsoft_entra_id",1541],["microsoft_intune",1537],["facebook_pixel",646],["google_cloud_dns_google_domains",482]],"top_note":"The largest companies of the segment, by headcount; job boards and portals left out.","top":[{"domain":"mjquinn.co.uk","name":"MJ Quinn","country":"GB","city":"Knowsley","headcount":"1001-5000","leaf":"telecom_network_contractors","summary":"MJ Quinn is a service company that builds full fibre networks and provides customer connections nationwide."},{"domain":"kelly.co.uk","name":"Kelly","country":"GB","city":null,"headcount":"1001-5000","leaf":"grid_and_substation_contractors","summary":"Kelly is a UK-based construction and engineering contractor that builds telecommunications, rail, metro, civils and utilities networks for clients."},{"domain":"jsmgroup.com","name":"JSM Group","country":"GB","city":"Potters Bar","headcount":"201-500","leaf":"grid_and_substation_contractors","summary":"JSM Group is a specialist infrastructure engineering company that designs and installs power networks, digital infrastructure and specialist systems for develop."},{"domain":"hf-group.co.uk","name":"HF Group","country":"GB","city":"Glasgow","headcount":"201-500","leaf":"electrical_contractors","summary":"HF Group is a UK-based service provider that delivers electrical contracting, green energy, mechanical, plumbing, fire & security, telecommunications and automa."},{"domain":"energise.energy","name":"Energise Energy Solutions","country":"GB","city":"Auckley","headcount":"201-500","leaf":"electrical_contractors","summary":"Energise Energy Solutions is a service provider in the UK that installs smart meters and safe isolation for homes, businesses, solar companies and electricians."},{"domain":"cius.co.uk","name":"Connect It Utility Services","country":"GB","city":"Chandler's Ford","headcount":"201-500","leaf":"telecom_network_contractors","summary":"Connect It Utility Services is a multi-utility infrastructure contractor that provides electricity, gas, water and civil engineering works for businesses across."},{"domain":"aptusutilities.co.uk","name":"Aptus Utilities","country":"GB","city":"Wingates","headcount":"201-500","leaf":"electrical_contractors","summary":"Aptus Utilities is a service provider that designs and delivers multi-utility solutions for residential, commercial and industrial developments."}],"as_of":"2026-11-04","updated_at":"2026-11-03","hash":"e16ae6aa76eb0ea6","index_tier":2}