ABOUT
Founded in 2015.
Tuulivoimahuolto J.Lehti OY was formed by Jussi Lehti as Finland's renewable energy movement
provided a demand for dedicated wind professionals in an increasingly expanding industry
TVH has established its name as one of Finland's most reliable local family operated wind work contractors.
We can provide experienced technicians for any wind farm operators on any model or
platform both onshore and offshore.
TVH technicians are well equipped with certified Personal Protective Equipment, regulation tools and work
licencing to GWO and Finland national standards.
Our partners value our service as we strive to have turbines performing in optimal condition with minimal
down time and operating beyond their estimated life expectancy.
BACKGROUND
A local energy company with a strong relationship with the Siemens wind energy sector, pioneering
Finland's wind industry , would welcome Jussi to the maintenance team in 2007.
Bonus 1mw ,2mw and Negmicon 750kw turbines through to Finland's first 2.3mw Offshore turbine.
Involved in all areas from installation through to commissioning , main component exchanges to routine
Maintenance , Jussi would go on to create TVH in 2015.
2017
Karl joined the TVH team and the company would go on to perform full farm maintenance of various
platforms of Siemens and Nordex turbines, including blade and generator alignments utilising Nordex NC2
access rights.
2018
TVH Maintenance of Siemens turbines, exchanging of pitch cylinders and
partnering with Nordex when required.
2019
Offshore Maintenance started in the spring and TVH continues to assist with
offshore maintenance operations of Siemens 4mw and the 2.3mw Pilot turbines annually.
2020
TVH acquires Vestas training through and DWPA , assists with Vestas V112
Maintenance.
2021
TVH installs a CMS system for monitoring of Corenso Paper Plant roller bearings in partnership with SKF
2022-2024
Nordex 5x Platform comes online in Finland and Nordex utilises TVH technicians to fill the experience gap
and work with the influx of new technicians of the industry.