{"source":"Breaknorm","page":"https://breaknorm.co/market/property_construction/plumbing_heating_sanitary_trades/nl","license":"https://breaknorm.co/terms","vertical":"property_construction","subvertical":"plumbing_heating_sanitary_trades","country":"NL","companies":13597,"by_leaf":[["plumbing_heating_contractor",6986],["hvac_air_conditioning_contractor",2890],["drain_unblocking_sewer_cleaning",2635],["heat_pump_installation",1564],["boiler_installation_repair",918],["chimney_sweeping_and_stove_installation",597],["commercial_refrigeration_contractor",344],["water_leak_detection",234],["bathroom_renovation",114],["other_plumbing_heating_sanitary_trades",108],["electrical_contractors",104],["solar_pv_installers",81],["other_specialist_building_services_contractors",75],["kitchen_bathroom_fitters",72],["water_treatment_installers",71],["flooring_installation",48],["roofing_contractors",44],["multi_trade_renovation",43],["air_duct_cleaning_services",37],["other_cleaning_pest_control_services",19]],"by_headcount":[["2-10",8380],["0-1",4375],["11-50",704],["51-200",118],["201-500",15],["1001-5000",3],["501-1000",2]],"by_city":[["Amsterdam",233],["Hoofddorp",191],["Zwolle",183],["Rotterdam",122],["'s-Gravenhage",115],["Utrecht",112],["Heerle",86],["Haarlem",85],["Almere",84],["Groningen",72],["Apeldoorn",68],["Arnhem",68]],"hiring":{"companies":152,"new_30d":17,"by_headcount":[["2-10",61],["11-50",60],["51-200",24],["201-500",6],["501-1000",1]]},"tech":[["microsoft_365",2500],["cloudflare",2456],["mxroute",1496],["microsoft_teams",711],["forward_email",675],["microsoft_intune",636],["microsoft_entra_id",629],["dmarc_report",543],["mailchimp_transactional",533],["google_workspace",494],["rackspace_email",483],["jouwweb",420]],"top_note":"The largest companies of the segment, by headcount; job boards and portals left out.","top":[{"domain":"vandervelden.com","name":"Van der Velden","country":"NL","city":null,"headcount":"501-1000","leaf":"drain_unblocking_sewer_cleaning","summary":"Van der Velden is a sewer management service provider that has operated for over 60 years, offering 24/7 emergency callouts, renovation, repair and renewal, cle."},{"domain":"teeuwissen.com","name":"Teeuwissen Rioolreiniging","country":"NL","city":"Huizen","headcount":"201-500","leaf":"drain_unblocking_sewer_cleaning","summary":"Teeuwissen Rioolreiniging is a sewer cleaning and drainage service company in the Netherlands that provides unblocking, installation, maintenance and waste-stre."},{"domain":"giesbers.com","name":"Giesbers InstallatieGroep","country":"NL","city":"Rotterdam","headcount":"201-500","leaf":"plumbing_heating_contractor","summary":"Giesbers InstallatieGroep is a service company that provides heating, plumbing and ventilation installation for new building and renovation projects."},{"domain":"vandamgroep.com","name":"Van Dam Groep","country":"NL","city":"Rijssen","headcount":"201-500","leaf":"plumbing_heating_contractor","summary":"Van Dam Groep is a service company that provides installation technology for homes and businesses."},{"domain":"atagwarmte.nl","name":"ATAGwarmte","country":"NL","city":"Diemen","headcount":"201-500","leaf":"heat_pump_installation","summary":"ATAGwarmte is a service provider that installs and maintains ATAG boilers and heat pumps for private homeowners across the Netherlands."},{"domain":"valkdegroot.nl","name":"Vandervalk+degroot","country":"NL","city":"Poeldijk","headcount":"201-500","leaf":"drain_unblocking_sewer_cleaning","summary":"Vandervalk+degroot is a service company that provides sewer cleaning, inspection, repair, management and asset management for contractors, business parks, munic."}],"as_of":"2026-11-04","updated_at":"2026-11-03","hash":"2eaa78b16c92da56","index_tier":2}