Koja Group

Versatile and developing Koja Group operates globally offering the customers cost and energy efficient HVAC technology, air handling solutions and fans for industrial processes. As a family owned business we work responsively creating the best solutions throughout their lifecycle.

Koja Group consists of parent company Koja Group Ltd., Koja Ltd, Kojacool Oy, Koja OOO, Koja USA Inc,. Fennocon Oy and Chiller Oy. 

Koja Ltd.

Koja Ltd. is divided into four business areas supporting each other:

Koja Marine specialises in the design and supply of maritime air conditioning systems. Our marine experts provide complete delivery of efficient air-conditioning systems - from state-of-the-art design of the entire system and automation to equipment deliveries and commissioning.

Koja Air Handling Solutions for Buildings create intelligent solutions to produce high quality indoor air in an energy efficient way. Our advanced dimensioning and selection programs at the design phase together with own R&D and production enable very flexible operations.

Koja Process Fans offer reliable and effective solutions for demanding industry applications. Individually optimised fan solutions ensure the functionality continuously in pulp, paper, energy, metal and petrochemical industry.

Koja Life Cycle Solutions provide HVAC life cycle services 24/7 in buildings, industry or on board. Our team of professionals ensure the reliability of your air handling system globally from spare parts to advanced modernization solutions.

Koja OOO

Koja Ltd's subsidiary company Koja OOO operates in Russia providing solutions and services in the field of process fans and air handling solutions for buildings. 

Koja USA Inc.

Koja USA Inc. is specialized in maritime HVAC, especially in improving energy efficiency and conditions on board. The main functions are situated in Florida in order to be close to the clients, most of which are cruise lines. Koja USA Inc. is fully owned by Koja Ltd.

Fennocon Oy

Fennocon Oy is an expert company in the shipbuilding industry owned mainly by Koja Group. It's specialized in high-quality design and consulting services for equipment design, basic design, HVAC design as well as product development. Fennocon Oy has been a part of Koja Group since 2013.

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Chiller Oy

Chiller designs and manufactures advanced solutions that meet all cooling, heating and energy needs.Their systems are used in both new and renovated buildings, including hotels, offices, hospitals, shopping centres and industrial facilities. Chiller has been a part of Koja Group since May 31, 2019.

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