Spektri Business Park to implement new innovative energy recycling for energy savings

Spektri Business Park in Finland is implementing a large-scale project to reduce energy consumption and emissions, with the aim of producing major improvements in the property's energy efficiency. Koja takes care of the implementation planning of the project as well as the work on the site.

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Koja continues to take part in world class research

Koja's PhD Student Turo Välikangas has finished a collaboration article with Aalto University, Aalborg University and Tampere University. The article will be published in the International Journal of Heat & Mass Transfer.

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Koja to Strengthen Process Fans in Sweden

To ensure a tailored cost-effective project management and delivery model designed to fit the unique starting points and needs of each customer, Koja strengthens its operations in the global market and expands the Växjö office in Sweden.

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Koja USA Inc. is moving to Miami Lakes area

We are delighted to announce that our office in Miami is moving to a new location on 1st September, 2019, to accommodate our growth. 

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Two strong Finnish HVAC companies combine their forces

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

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Koja gains scientific knowledge


Koja gains scientific knowledge

Koja's Test Engineer Petteri Sippola has done research on the effects of triboelectric charging on gas-particle flows at the Tampere University of Technology before his entry to Koja.

Koja takes part in world class research


Koja takes part in world class research

Koja’s R&D Engineer and PhD Student 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.

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We are continuously looking for energetic and motivated professionals. If you are interested in working for Koja, please send us an open application and tell us about your skills and interests.



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