{"source":"Breaknorm","page":"https://breaknorm.co/market/property_construction/at","license":"https://breaknorm.co/terms","vertical":"property_construction","country":"AT","companies":31025,"companies_51plus":454,"by_subvertical":[["building_finishing_contractors",6849],["construction_and_building_engineering",4680],["plumbing_heating_sanitary_trades",3819],["electrical_solar_installation",3275],["cleaning_pest_control_services",2732],["architecture_and_interior_design",2664],["real_estate_agencies",2642],["property_development_projects",2097],["landscaping_and_grounds_maintenance",1763],["space_letting_and_rental",1313],["locksmiths_doors_and_glazing",1260],["property_management_services",1215],["specialist_building_services_contractors",1172]],"by_headcount":[["2-10",19895],["0-1",9749],["11-50",927],["51-200",305],["201-500",84],["501-1000",36],["1001-5000",24],["10001+",3],["5001-10000",2]],"by_city":[["Wien",6440],["Graz",985],["Salzburg",581],["Linz",575],["Mühlau",445],["Klagenfurt",356],["Dornbirn",207],["Wels",192],["Wiener Neustadt",179],["St. Georgen",157],["Pummersdorf",137],["Vienna",117]],"hiring":{"companies":479,"new_30d":34,"by_headcount":[["2-10",289],["11-50",73],["51-200",51],["201-500",36],["501-1000",13],["1001-5000",9],["0-1",7],["10001+",1]],"by_subvertical":[["construction_and_building_engineering",113],["plumbing_heating_sanitary_trades",99],["electrical_solar_installation",79],["building_finishing_contractors",69],["real_estate_agencies",34],["cleaning_pest_control_services",31],["property_development_projects",25],["property_management_services",23],["landscaping_and_grounds_maintenance",21],["architecture_and_interior_design",18],["specialist_building_services_contractors",18],["locksmiths_doors_and_glazing",11]]},"tech":[["microsoft_365",8623],["cloudflare",2199],["microsoft_teams",2193],["microsoft_intune",1872],["microsoft_entra_id",1865],["google_workspace",1467],["matomo",1222],["mailchimp_transactional",700],["facebook_pixel",671],["sendgrid",652],["justimmo",613],["a1_telekom",593],["brevo",436]],"outbound_companies":1,"top_note":"The largest companies of the market, by headcount; job boards and portals left out.","top":[{"domain":"porr-group.com","name":"PORR AG","country":"AT","city":"Wien","headcount":"10001+","leaf":"general_building_contractors","summary":"PORR AG is a construction company that provides full-service construction across high-rise, civil engineering, environmental technology, design and engineering,."},{"domain":"hausbetreuung-wien.at","name":"Wiener Wohnen Hausbetreuung GmbH","country":"AT","city":"Wien","headcount":"1001-5000","leaf":"caretaker_services","summary":"Wiener Wohnen Hausbetreuung GmbH is a service provider that handles house and exterior building maintenance for all buildings under the administration of the ci."},{"domain":"reiwag.com","name":"REIWAG","country":"AT","city":"Wien","headcount":"1001-5000","leaf":"commercial_building_cleaning","summary":"REIWAG is a facility management service provider that offers building cleaning, disinfection, technical facility management, property services and security for ."},{"domain":"big.at","name":"Bundesimmobiliengesellschaft (BIG)","country":"AT","city":"Wien","headcount":"1001-5000","leaf":"general_property_developers","summary":"Bundesimmobiliengesellschaft (BIG) is a public real estate owner and developer in Austria that manages school, university and public-infrastructure properties, ."},{"domain":"gerstl.at","name":"GERSTL BAU GmbH & Co KG","country":"AT","city":"Wien","headcount":"501-1000","leaf":"general_building_contractors","summary":"GERSTL BAU GmbH & Co KG is a construction company from Austria that performs high- and low-rise building work across residential, commercial, municipal and inst."},{"domain":"boesch.at","name":"bösch heizung.klima.lüftung","country":"AT","city":"Lustenau","headcount":"501-1000","leaf":"hvac_air_conditioning_contractor","summary":"bösch heizung.klima.lüftung is a service company that installs heating, cooling, ventilation and building-automation systems for single-family homes, multi-fami."},{"domain":"wimbergerhaus.at","name":"WIMBERGER","country":"AT","city":"Edelhof","headcount":"501-1000","leaf":"general_building_contractors","summary":"WIMBERGER is a general contractor that plans and builds homes in Upper Austria, Lower Austria and Salzburg."},{"domain":"hitthaller.at","name":"Hitthaller+Trixl Baugesellschaft m.b.H.","country":"AT","city":"Göß","headcount":"501-1000","leaf":"general_building_contractors","summary":"Hitthaller+Trixl Baugesellschaft m.b.H."},{"domain":"klenk.at","name":"Klenk & Meder","country":"AT","city":"Pummersdorf","headcount":"501-1000","leaf":"electrical_contractors","summary":"Klenk & Meder is an Austrian electrical engineering company that provides electrical installation, conduit construction, network technology, photovoltaics, main."},{"domain":"klade-group.com","name":"Klade Group","country":"AT","city":"Schleifen","headcount":"501-1000","leaf":"general_landscaping_and_gardening_services","summary":"Klade Group is a service provider that offers forest services, industrial services and safety services."},{"domain":"stolz.at","name":"Fa. Markus Stolz","country":"AT","city":"Bludenz","headcount":"501-1000","leaf":"plumbing_heating_contractor","summary":"Fa."},{"domain":"jchristof.com","name":"J.Christof GmbH","country":"AT","city":"Sankt Veit","headcount":"501-1000","leaf":"general_building_contractors","summary":"J.Christof GmbH is a service company that provides plant construction and industrial services for businesses."},{"domain":"hb-fliesen.at","name":"HB Fliesen AT","country":"AT","city":"Hart","headcount":"201-500","leaf":"tiling_contractors","summary":"HB Fliesen AT is a tiling contractor that lays tiles in object construction for commercial, industrial, tourism, residential and retail sectors in Upper Austria."},{"domain":"baumschlager-eberle.com","name":"Baumschlager Eberle Architekten","country":"AT","city":"Lustenau","headcount":"201-500","leaf":"architecture_practices","summary":"Baumschlager Eberle Architekten is an architecture firm that designs office, administrative, residential and public buildings for clients worldwide."},{"domain":"harnisch-gebaeudeservice.at","name":"Harnisch Gebäudeservice","country":"AT","city":"Graz","headcount":"201-500","leaf":"commercial_building_cleaning","summary":"Harnisch Gebäudeservice is a building and facility-services company in Graz and the Styria region that provides glass and facade cleaning, snow removal, buildin."},{"domain":"dywidag.at","name":"DYWIDAG","country":"AT","city":"Linz","headcount":"201-500","leaf":"general_building_contractors","summary":"DYWIDAG (Dyckerhoff & Widmann Gesellschaft m.b.H.) is a construction company active throughout Austria that handles new builds, revitalization and general contr."},{"domain":"wilhelm-mayer.at","name":"Wilhelm+Mayer Bau GmbH","country":"AT","city":"Götzis","headcount":"201-500","leaf":"general_building_contractors","summary":"Wilhelm+Mayer Bau GmbH is a construction company from Austria that provides building trades, general contracting, and material supply for private homeowners, co."},{"domain":"etech.at","name":"ETECH","country":"AT","city":"Linz","headcount":"201-500","leaf":"electrical_contractors","summary":"ETECH is an electrical engineering and trade company in Upper Austria that provides electrical installation, electrical trade retail, and photovoltaic services ."},{"domain":"schmid-baugruppe.at","name":"Schmid Baugruppe","country":"AT","city":"Haag","headcount":"201-500","leaf":"general_building_contractors","summary":"Schmid Baugruppe is a total contractor in Austria that carries out high-rise construction, roofing and facade work, timber construction, project development and."},{"domain":"glasmarte.at","name":"Glas Marte","country":"AT","city":"Bregenz","headcount":"201-500","leaf":"glaziers","summary":"Glas Marte is a glass-fitting and glazing contractor that provides planning, consulting, quality assurance, and installation for glass railings, partition walls."}],"as_of":"2026-11-04","updated_at":"2026-11-04","hash":"a0bad45c91babf06","index_tier":1}