Our personnel are not called the “wizards of metal” for nothing. In-depth heat treatment know-how accumulated during the last half a century, customer orientation, and our capability to adapt to industry needs has forged us into pioneers in heat treatment solutions and industrial services.
Heatmasters’ long history is a saga of accumulated know-how, innovation and expertise.
2024
Heatmasters becomes the sole agent for TAV VACUUM FURNACES in the Nordics. Read more here.
2023
Heatmasters teams up with surface treatment company Carelia Corro. Read more here.
2022
Heatmasters acquires Temptec’s furnace- and maintenance business. Read more here.
2021
Heatmasters acquired the furnace services and maintenance business of Sarlin Oy Ab. Read more here.
2020
Major equipment & services projects completed in South Korea.
Heatmasters Poland celebrates 25 years of heat treatment operations. Read more here.
2019
Heatmasters celebrated its 45th anniversary.
Kymijärvi III bio-heating plant produces the first heat for Lahti’s district heating network. Heatmasters wizards were on-site before commissioning, providing heat treatment services during 18 months.
Occupational health and safety management standards updated with new ISO 45001:2018 certification.
2018
Introduced new HM25 Temperature Control System software.
Poland’s Service Center moved to an improved facility in Będzin, next to the previous location.
Zero occupational accidents in Finland during 2018.
2017
Introduced a portable induction machine HM35 INU.
2016
Establishing Heatmasters Turku, to focus on heat treatment service.
Heatmasters headquarters moved to a new, modern facility in Hollola, Finland.
OHSAS 18001 health and safety management system certified. Heatmasters achieved 0 injuries (causing more than one day of absence) during 2016.
2014
Delivery of history’s largest electrical furnace to end-user in Kazakhstan.
Heatmasters Poland completes the first refractory drying project.
2013
Operations were divided into two divisions: Services and Technology.
Mr. Ilkka Mujunen started as President and CEO of Heatmasters.
2012
Heatmasters Poland moves to a new, modern facility in Będzin with 7 modern heat treatment furnaces.
2007
Investment company Panostaja Oyj acquired the ownership of Lahden Lämpökäsittely Oy and the group name was changed to Heatmasters Group.
2005
ISO9001 quality system was certified for the first time.
2003
First orders from China. Developing local dealership.
2002
Joint venture Heatmasters Baltic Oü was established in Estonia.
1998
Headquarters moved to new premises in Koneharju, Lahti, Finland.
1995
Establishing Heatmasters Oy to focus on products and technology.
Large subcontracting agreement with Fakop Ltd. in Poland.
Acquisition of Göteborgs Värmebehandling in Gothenburg, Sweden.
1993
Company acquired the heat treatment business in A. Ahlström Oy’s boiler plant in Varkaus, Finland.
1992
Founder Eero Jääskeläinen tragically died in the middle of a negotiation. His brother Jorma took over the lead.
1982
Own development, 6-channel transformer with micro-processor controller was introduced.
1974
Oy Lämpökäsittely Ab was established in Finland by Mr. Eero Jääskeläinen. Eero and his brothers gained their heat treatment knowledge from Svenska Cooperheat Ab in Gothenburg, Sweden.
The Company was the first professional heat treatment company in Finland.