Ariterm manufactures Finnish heating systems

The Ariterm Service Oy factory in Finland offers reliable heating solutions for Northern weather conditions, from heating your house to supplying an entire heating center. The main items of our company are central heating boilers and burners, components for bio heating and comprehensive systems for producing hot water. Our model series includes modern heating designs for cottages, farms, residential and commercial buildings. The company has been operating for an entire century and is not satisfied only with familiar heating solutions, but is actively developing new and more ecological, efficient and safe heating methods. Thanks to our high product quality, we are trusted and have become a known heating equipment manufacturer on the Nordic countries.

Your choice of a heating type

The choice of heating type is affected by many factors: availability, efficiency, ecology and quality. And do not forget safety, and simplicity of maintenance and operation. It is worth thinking carefully about the choice, based on personal demands and goals. Many people choose Ariterm, a respected and reliable Finnish manufacturer.


Press Release

Press Release Ariterm BKtech 18DEC19

New strategic alliance between Ariterm and BKtech to strengthen Nordic bioenergy business. 

Ariterm Service Oy has entered into a cooperation agreement in the form of a strategic alliance with Swedish BKtech for the supply and development of bioheat solutions such as pellet burners, chip burners, pellet boilers, chip boilers and peripherals from 200 kW to 4 MW. Both parties expect strong sales growth driven by the growing trend towards replacing fossil fuel use with CO2 neutral or negative solutions. 

Ariterm Service Oy has purchased all rights to the internationally known bioenergy products from Ariterm Oy and now supplies boilers and burners for use in industrial and commercial plants as well as residential use mainly in Europe and North America.

BKtech is the market leader in bioenergy driven mobile heating, hot water and steam systems, while Ariterm is the market leader in the field of bioburner technology in the 200 kW to 2 MW segment. The strategic alliance strengthens the position of both parties.

The agreement in brief_

  • BKtech becomes a representative for Ariterm in the Swedish, Norwegian and Danish markets.
  • BKtech will appoint a board member to join Ariterm’s board.
  • BKtech will establish a stock of spare parts which will provide quick deliveries to the Swedish, Norwegian and Danish markets.
  • BKtech will offer service and maintenance of facilities previously supplied by Ariterm.
  • Ariterm will sell BKtech’s heating plants in the Finnish market and other international markets, focusing on steam applications.
  • The companies establish a technical working group to jointly continue product development.

Ariterm pellet burners are manufactured from 200 kW to 2 MW with pressure classes from 4 to 32 bar. All models are water jacket and can be equipped with water cooling for both grills and ash screws. Boilers are supplied up to 4 MW and with pressure class up to 10 bar and 175 C.

”- This agreement provides us a fantastic opportunity to equip our heating, hot water and steam systems with the market’s best components for pellet and chip burning. The fact that we can then also participate in product development offers us enhanced competitive advantage in the future ”says Niclas Jonsson, CEO of BK Tech Group AB.


”- The collaboration agreement with BKtech is strategically very important for Ariterm. We not only get a competent and innovative partner, but also a customer who can help us drive the development of new products in the rapidly changing market”, says Jari Kanervo, CEO of Ariterm Service Oy.


Contact information

Niclas Jonsson
CEO, BK Tech Group AB
+46 76 392 64 64

Jari Kanervo
CEO & CFO, Ariterm Service Oy
+358 40 830 9180

Notice to our Partners:


We are happy to inform you of the continuation of the Ariterm business under the same brand and team.

Ariterm Service Oy (established 2012) has in October 2019 acquired the product rights and manufacturing resources for all Ariterm and Säätötuli products at and above 200kW.

More than 20 members of the original Ariterm team have joined the new organization built around the pre-existing service and spare parts company of the now defunct Ariterm Group. Operations continue in the same familiar facilities in Saarijärvi with the same spirit and even more drive.

Sales, production and spare parts deliveries continue for the foreseeable future with the clear objective of meeting and exceeding the old Ariterm business performance and customer satisfaction. The existing products and services will continue to be improved and we have new things on the way.

Production continues: Ariterm Ventus (delivered in September) and Biojet Multi (delivered in October) being assembled at the Ariterm Service Oy facilities in Saarijärvi.

Financing is secure, the first months of the new operations have been already been profitable with positive cashflow and excellent future outlook.

Confidence in our products, trust in our partners and the strong determination to meet the gap in the market left by Ariterm group drives us forward.

Be part of the future with us!

Best Regards,
Ariterm Service Oy team
Saarijärvi, Finland

More information:
CEO, CFO: Jari Kanervo +358 40 8309180

Notice to our Partners- Ariterm Service Oy 14NOV19

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We have supplied over 100 thermal stations with output of 200–6,000 kW, hundreds of small container bio heating systems and a large amount of heating equipment.

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