Certified and approved service companies

Below is a list of all companies that are licensed or certified to carry out service on wind turbines in Denmark as well as companies that are certified to stop, secure, start and test functionality and safety of wind turbines.

For wind turbines with a rotor area of more than 40 m2, it is mandatory to use a service company that is licensed or certified for the type of wind turbine in question.

Other tasks not related to the regular service, such as improvements and repairs can be carried out by specialists that are not licensed or certified service companies. However, these specialists must either be certified to stop, secure, start and test functionality and safety of the wind turbine type in question, or the specialists must carry out the task together with a service company that is certified or licensed for this purpose.

Good to know

For wind turbine types with a rotor area of 40 m² or less, there is no requirement for service to be carried out by a certified or licensed service company. A company can therefore service wind turbines under 40 m2, even if the wind turbine type does not appear on the service company's wind turbine list.

Hent tabellen
ServicevirksomhedTypelisteFabrikanter som serviceresUdstedt afGyldig fraGyldig til
Bilskovcas.ens.dk/typeliste/2025-7722DK MILJØ ApSEnergistyrelsen19-09-202519-09-2028
KiteX IVScas.ens.dk/typeliste/2024-14576KiteX IVSEnergistyrelsen10-10-202510-10-2028
TB Vindenergi v/Torben Brandholmcas.ens.dk/typeliste/2022-21994BONUS ENERGY A/S, Nordex Energy GMBHEnergistyrelsen18-10-202518-10-2028
HSWIND ApScas.ens.dk/typeliste/DIC648QMSNORDTANK A/S, MICON A/S, SLP 11.248 A/S, ASX 10672 A/S, BONUS ENERGY A/S, NORDEX ENERGY GMBH, FILIAL AF NORDEX ENERGY GMBH, TYSKLAND, HSWIND ApS, DK MILJØ ApSApS KBUS 38 NR. 345329-10-202526-10-2028
FAIRWIND A/Scas.ens.dk/typeliste/DIC649QMSSLP 11.248 A/S, ASX 10672 A/SApS KBUS 38 NR. 345315-12-202508-12-2027
IBERICAN ROPE ACCESS TECHNIQUE SL.cas.ens.dk/typeliste/DK019898MICON A/S, SLP 11.248 A/S, BONUS ENERGY A/S, ASX 10672 A/SA/S PSE NR. 475117-12-202516-12-2028
HEINE BIEcas.ens.dk/typeliste/2025-15042ASX 10672 A/SEnergistyrelsen27-01-202627-01-2029
Odsherreds Rapsolie og montage v/Theis Mariegaardcas.ens.dk/typeliste/2025-17876JUT NR. 26 A/S, NORDTANK A/S, KONGSTED VINDMØLLE V/JØRGEN & PERNILLE ANDERSEN, ASX 10672 A/SEnergistyrelsen17-12-202517-12-2028
A/S PAS NR. 1023cas.ens.dk/typeliste/DIC651QMSBONUS ENERGY A/SApS KBUS 38 NR. 345303-02-202629-01-2029
DWP-Wind ApScas.ens.dk/typeliste/DIC650QMSBONUS ENERGY A/S, MICON A/S, SLP 11.248 A/S, NORDEX ENERGY GMBH, FILIAL AF NORDEX ENERGY GMBH, TYSKLAND, NORDTANK A/S, Solid Wind Power Europe ApS, ASX 10672 A/S, Windworld A/SApS KBUS 38 NR. 345330-01-202629-01-2029
ANPARTSSELSKABET RESTAURANT SKOVENcas.ens.dk/typeliste/DK017970BONUS ENERGY A/S, ASX 10672 A/SA/S PSE NR. 475124-03-202612-03-2027
VATTENFALL VINDKRAFT A/Scas.ens.dk/typeliste/DK019113-2BONUS ENERGY A/S, ASX 10672 A/S, MICON A/S, VESTAS TOWERS A/S, SLP 11.248 A/SA/S PSE NR. 475126-03-202626-05-2028
DMP-MØLLESERVICE ApScas.ens.dk/typeliste/DK018999-2Danmark, A/S PSE NR.3564, Dencon Holding A/S, DWP, HANSTHOLM MØLLEN VIND ApS, A/S PSE 10 NR. 1231, Nordex Energy GMBH, BONUS ENERGY A/S, ASX 10672 A/S, Vind-Syssel A/S, WINCON A/S, Windmatic ApS, ØSTERVRÅ EL-COMPAGNI ApSA/S PSE NR. 475126-03-202612-06-2028
KVA Wind Int. A/Scas.ens.dk/typeliste/2026-4025ASX 10672 A/S, KVA Wind Int. A/SEnergistyrelsen16-04-202616-04-2029
ApS KBUS 17 NR. 3929cas.ens.dk/typeliste/DIC601QMSBONUS ENERGY A/S, Dencon Holding A/S, A/S PSE NR.3564, A/S PSE 10 NR. 1231, Nordex Energy GMBH, PEOPLES WINDPOWER A/S, ASX 10672 A/S, ØSTERVRÅ EL-COMPAGNI ApS, Vind-Syssel A/S, Windmatic ApSApS KBUS 38 NR. 345320-04-202625-08-2028
TP Mølleservice ApScas.ens.dk/typeliste/2026-4838DK MILJØ ApS, Ryse Energy LimitedEnergistyrelsen27-04-202627-04-2029
ALL NRG GROUP A/Scas.ens.dk/typeliste/C691556BONUS ENERGY A/SDET NORSKE VERITAS, BUSINESS ASSURANCE, DANMARK A/S01-05-202605-12-2026
TSM Vind ApScas.ens.dk/typeliste/DIC652QMSNORDTANK A/S, MICON A/S, SLP 11.248 A/S, ASX 10672 A/S, BONUS ENERGY A/S, NORDEX ENERGY GMBH, FILIAL AF NORDEX ENERGY GMBH, TYSKLAND, HSWIND ApS, DK MILJØ ApS, Solid Wind Power Europe ApSApS KBUS 38 NR. 345312-05-202610-05-2029
Lauridsen Smede- & Montage ApScas.ens.dk/typeliste/2026-4836ASX 10672 A/SEnergistyrelsen23-03-202623-03-2029
PHS 419 ApScas.ens.dk/typeliste/2026-6069BONUS ENERGY A/SEnergistyrelsen04-06-202604-06-2029
PMT ApScas.ens.dk/typeliste/DIC158QMSDK MILJØ ApS, KVA DIESEL A/S, A/S PSE 10 NR. 1231, Osiris Energy Co., Ltd, BONUS ENERGY A/S, ASX 10672 A/SApS KBUS 38 NR. 345308-10-202507-10-2027
DANSK VINDENERGI ApScas.ens.dk/typeliste/DIC142QMSBONUS ENERGY A/S, MICON A/S, SLP 11.248 A/S, Windworld A/SApS KBUS 38 NR. 345325-06-202628-06-2027
A/S GRENAA MOTORFABRIKcas.ens.dk/typeliste/DK013177BONUS ENERGY A/S, A/S PSE 10 NR. 1231, Nordex Energy GMBH, ASX 10672 A/S, ØSTERVRÅ EL-COMPAGNI ApSA/S PSE NR. 475117-10-202316-10-2026
Malervarer / Teknisk Service v/ Jan Mikkelsencas.ens.dk/typeliste/2024-5385ASX 10672 A/S, DK MILJØ ApSEnergistyrelsen24-04-202423-04-2027
B M C BILER V/BJARNE M CHRISTENSENcas.ens.dk/typeliste/DIC432QMSA/S PSE NR.3564, DVP, A/S PSE 10 NR. 1231, ØSTERVRÅ EL-COMPAGNI ApS, ASX 10672 A/S, WINCON A/SApS KBUS 38 NR. 345305-06-202428-06-2027
AtSite A/Scas.ens.dk/typeliste/DK017653-3ØSTERVRÅ EL-COMPAGNI ApS, A/S PSE 10 NR. 1231, BONUS ENERGY A/S, ASX 10672 A/SA/S PSE NR. 475118-01-202417-01-2027
DECOWICON A/Scas.ens.dk/typeliste/7958-2007-AQ-DEN-DANAKNordex Energy GMBHDET NORSKE VERITAS, HOLDING A/S20-01-202631-10-2028
ENERCON Service GmbH - Area Northcas.ens.dk/typeliste/240703-2017-AQ-DEN-DANAKENERCON GmbHDET NORSKE VERITAS, BUSINESS ASSURANCE, DANMARK A/S02-07-202430-06-2027
Envipa ApScas.ens.dk/typeliste/DK018526Nordex Energy GMBH, A/S PSE 10 NR. 1231, ASX 10672 A/S, Windmatic ApSA/S PSE NR. 475111-09-202415-09-2027
FANØ KRANSERVICE A/Scas.ens.dk/typeliste/DIC646QMSBONUS ENERGY A/SApS KBUS 38 NR. 345305-06-202424-06-2027
Full Circle Wind Services Ltd.cas.ens.dk/typeliste/C717971EWTDET NORSKE VERITAS, HOLDING A/S15-11-202414-11-2027
GNL SERVICE ApScas.ens.dk/typeliste/DIC283QMSBONUS ENERGY A/S, ENVISION ENERGY (DENMARK) ApS, A/S PSE NR.3564, GE, A/S PSE 10 NR. 1231, Nordex Energy GMBH, DWP, NORDTANK A/S, ASX 10672 A/S, Windmatic ApS, ØSTERVRÅ EL-COMPAGNI ApS, WINCON A/SApS KBUS 38 NR. 345310-12-202520-01-2029
GRØNKJÆRS MASKINVÆRKSTED I/Scas.ens.dk/typeliste/2024-5889ASX 10672 A/SEnergistyrelsen03-06-202403-06-2027
HJ-Wind I/Scas.ens.dk/typeliste/2023 - 14609WINCON A/S, ØSTERVRÅ EL-COMPAGNI ApS, BONUS ENERGY A/S, A/S PSE 10 NR. 1231, Nordex Energy GMBHEnergistyrelsen13-03-202413-03-2027
Harco Heavy Lifting A/Scas.ens.dk/typeliste/10000405470-MSC-DANAK-DNKSGRE, ASX 10672 A/SDET NORSKE VERITAS, BUSINESS ASSURANCE, DANMARK A/S01-05-202611-01-2027
Karsten Martinussencas.ens.dk/typeliste/2023-16014ASX 10672 A/SEnergistyrelsen09-04-202409-04-2027
KR MONTAGE ApScas.ens.dk/typeliste/DIC434QMSA/S PSE 10 NR. 1231ApS KBUS 38 NR. 345329-05-202428-06-2027
L.F. Vindteknik IVScas.ens.dk/typeliste/DIC579QMSA/S PSE 10 NR. 1231, BONUS ENERGY A/S, ØSTERVRÅ EL-COMPAGNI ApS, ASX 10672 A/SApS KBUS 38 NR. 345313-10-202103-12-2027
NIELSEN & RØNNE A/Scas.ens.dk/typeliste/DIC272QMSA/S PSE 10 NR. 1231, PBH NR. 21.677 ApS, ASX 10672 A/S, BONUS ENERGY A/S, A/S PSE NR.3564, Dencon Holding A/S, Nordex Energy GMBHApS KBUS 38 NR. 345316-12-202519-12-2028
ØSTERVRÅ EL-COMPAGNI ApScas.ens.dk/typeliste/DIC113QMSA/S PSE 10 NR. 1231, BONUS ENERGY A/S, ASX 10672 A/S, WINCON A/S, ØSTERVRÅ EL-COMPAGNI ApS, DWPApS KBUS 38 NR. 345305-06-202428-06-2027
Norn Wind Power ApScas.ens.dk/typeliste/2024-12983BONUS ENERGY A/S, Nordex Energy GMBHEnergistyrelsen11-12-202411-12-2027
Ryse Energi ApScas.ens.dk/typeliste/2024-13115Ryse Energy Limited, SD Wind EnergyEnergistyrelsen19-12-202419-12-2027
BONUS ENERGY A/Scas.ens.dk/typeliste/DK019752BONUS ENERGY A/SA/S PSE NR. 475105-11-202507-07-2028
Solid Energy A/Scas.ens.dk/typeliste/2022-2031Solid Energy A/SEnergistyrelsen04-04-202504-04-2028
VINDINVEST HOLDING ApScas.ens.dk/typeliste/DIC509QMSØSTERVRÅ EL-COMPAGNI ApS, BONUS ENERGY A/S, A/S PSE 10 NR. 1231ApS KBUS 38 NR. 345313-11-202316-11-2026
VEN-TO ApScas.ens.dk/typeliste/148874-2014-AQ-DEN-DANAKENVISION ENERGY (DENMARK) ApS, Envision Energy (Jiangsu) CO., Ltd., BONUS ENERGY A/S, ASX 10672 A/SDET NORSKE VERITAS, BUSINESS ASSURANCE, DANMARK A/S28-05-202527-05-2028
VESTAS NORTHERN EUROPE A/Scas.ens.dk/typeliste/149396-2014-AQ-DEN-DANAKASX 10672 A/S, BONUS ENERGY A/S, A/S PSE 10 NR. 1231DET NORSKE VERITAS, BUSINESS ASSURANCE, DANMARK A/S05-05-202631-12-2027
ASX 10672 A/Scas.ens.dk/typeliste/189353-2015-AHSO-DEN-DANAKASX 10672 A/SDET NORSKE VERITAS, HOLDING A/S05-05-202620-12-2027
Solid Øko ApScas.ens.dk/typeliste/2020-12234PEOPLES WINDPOWER A/SEnergistyrelsen16-12-202017-12-2026
WINCON A/Scas.ens.dk/typeliste/DIC104QMSBONUS ENERGY A/S, ASX 10672 A/S, Vind-Syssel A/S, WINCON A/S, ØSTERVRÅ EL-COMPAGNI ApS, Windmatic ApS, A/S PSE 10 NR. 1231, Nordex Energy GMBH, DK MILJØ ApS, A/S PSE NR.3564ApS KBUS 38 NR. 345312-06-202423-06-2027
ØSTJYSK VINDUDVIKLING ApScas.ens.dk/typeliste/207349-2016-AQ-DEN-DANAKDWP, A/S PSE 10 NR. 1231, A/S PSE NR.3564, Nordex Energy GMBH, WINCON A/S, ØSTERVRÅ EL-COMPAGNI ApS, SWT, BONUS ENERGY A/S, ASX 10672 A/SDET NORSKE VERITAS, BUSINESS ASSURANCE, DANMARK A/S14-07-202413-07-2027
WINDTECH A/Scas.ens.dk/typeliste/DIC294QMSBONUS ENERGY A/S, ASX 10672 A/S, ØSTERVRÅ EL-COMPAGNI ApS, A/S PSE 10 NR. 1231ApS KBUS 38 NR. 345311-02-202507-03-2028
DE EM NR. 1 2008 A/Scas.ens.dk/typeliste/DK017618BONUS ENERGY A/SA/S PSE NR. 475118-01-202425-02-2027
Vinddk ApScas.ens.dk/typeliste/DIC647QMSMICON A/S, SLP 11.248 A/S, NORDTANK A/S, NORDEX ENERGY GMBH, FILIAL AF NORDEX ENERGY GMBH, TYSKLAND, BONUS ENERGY A/S, ASX 10672 A/S, JUT NR. 26 A/S, Windworld A/SApS KBUS 38 NR. 345319-05-202518-05-2028