Technically ahead, for the client.

Koja Ltd. specialises in cost and energy efficient HVAC technology, air conditioning systems and fans for industrial processes that surpass expectations. We challenge ourselves from your starting points. We create the best solutions for all conditions, throughout their life cycle. We help you in everyday situations with more than 80 years of experience. You can always trust our expertise.
Take a look at Koja's versatile know-how »


Two strong Finnish HVAC companies combine their forces

The acquisition of Chiller Group by Koja Group will be finalised on 31 May 2019. By combining our technological competence, we can serve our customers better than before.


Koja gains scientific knowledge

Koja's Test Engineer Petteri Sippola's research article has been published in a well-known Journal of Fluid Mechanics in June 2018.


Koja's new fan factory and R&D Center officially opened

Koja Group built a new fan factory and a unique R&D Center in Tampere, Finland. These significant investments strengthen Koja’s position further in the international market.  


Koja brings pleasant conditions to Zsar Outlet Village

Koja Life Cycle Solutions has agreed with East Gate Finland on the overall building HVAC system delivery to Zsar Outlet Village. 


Koja takes part in world class research

Koja’s R&D Engineer Turo Välikangas in collaboration with the Department of Energy Technology at Aalborg University has written an article which will be published in the International Journal of Heat & Mass Transfer.


Koja USA Inc. officially opened in Miami

The official opening ceremonies of Koja USA Inc. were held in Miami in the beginning of November. Thanks to all the participants! 


Towards incomparable service

Our fan experts ensure professional and competent service close to customers in Koja's recently opened branch office in Sweden. In addition to process fans sales, also service operations are now offered locally.


AXIKO selected to supply HVAC systems for Global-class cruise ships at MV Werften

MV Werften has contracted AXIKO for building HVAC systems for four Global –Class cruise ships for the ship owner Star Cruises. AXIKO, a unique consortium, combines Koja's HVAC knowledge with ENGIE/Axima’s experience on such large turnkey projects. 


Life Cycle Solutions offers complete building services engineering solutions as a new service

Life Cycle Solutions, Koja's new business unit, specialises in the design and implementation of complete building services engineering solutions. We help our customers achieve the best possible outcome by combining our strong experience with the latest technical solutions.


Koja's new building services engineering concept is praised: "This is the easiest solution for the company"

Life Cycle Solutions implemented a complete energy refurbishment project in the business and production premises of Teleste Plc's head office in Turku, Finland. Project manager Pertti Salmela thanks Koja for fluent cooperation.

"Koja is capable of offering a complete package from start to finish without any intermediaries", says Salmela.


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