{"source":"Breaknorm","page":"https://breaknorm.co/market/property_construction/electrical_solar_installation/pl","license":"https://breaknorm.co/terms","vertical":"property_construction","subvertical":"electrical_solar_installation","country":"PL","companies":9258,"by_leaf":[["electrical_contractors",4672],["solar_pv_installers",2192],["security_system_installers",1861],["smart_home_integrators",613],["telecom_network_contractors",393],["grid_and_substation_contractors",285],["tv_aerial_installers",226],["network_and_wifi_installers",129],["heat_pump_installation",123],["plumbing_heating_contractor",92],["hvac_air_conditioning_contractor",81],["av_and_unified_communications_integrators",80],["ev_charging_installers",79],["other_electrical_solar_installation",42],["general_building_contractors",37],["civil_infrastructure_contractors",32],["generator_installation_and_service",27],["other_specialist_building_services_contractors",25],["garage_and_industrial_doors",16],["general_door_window_and_security_fitters",15]],"by_headcount":[["2-10",7096],["0-1",1473],["11-50",552],["51-200",112],["201-500",20],["501-1000",3],["1001-5000",2]],"by_city":[["Warszawa",522],["Kraków",237],["Wrocław",229],["Gdańsk",175],["Poznań",175],["Łódź",160],["Szczecin",114],["Katowice",103],["Lublin",103],["Białystok",86],["Rzeszów",72],["Częstochowa",60]],"hiring":{"companies":26,"new_30d":1,"by_headcount":[["2-10",12],["11-50",9],["51-200",4],["201-500",1]]},"tech":[["mxroute",1480],["cloudflare",694],["google_workspace",392],["microsoft_365",310],["facebook_pixel",272],["certum",229],["gcore",118]],"top_note":"The largest companies of the segment, by headcount; job boards and portals left out.","top":[],"as_of":"2026-11-04","updated_at":"2026-11-01","hash":"08d77ba2ec8f6394","index_tier":2}