About
Founded in 1911, Loiste is a renewable energy company headquartered in Kajaani, Finland with approximately 51-200 employees specializing in Biomass, Other.
Loiste is a Finnish energy company with roots in Kainuu and over a century of operations. Its core businesses are electricity transmission and distribution through Kajave Oy, district heat production and distribution through Loiste Lämpö Oy, and electricity and heat generation. District heat is produced mainly from domestic fuels, with bioenergy accounting for most of the fuel mix in recent reporting, and the company aims for fully carbon-neutral heat and electricity production by 2026. It also works on grid infrastructure that enables wind power growth and reports strong GRESB sustainability results.
Headquarters
Founded
Employees
Focus areas
Products & services
Business models
Value chain
Service areas (3)
Electricity distribution
Electricity network operations and construction through Kajave Oy in Kainuu.
District heating
Production and distribution of district heat in the Kajaani area, mainly from domestic fuels.
Electricity production
Electricity and heat generation for customers in the region.
Locations
Headquarters
Ahontie 1, 87250, Kajaani, Finland
Service regions
Projects
1Renforsin Ranta heat production plant
New district heat production plant in Kajaani, visited by members of parliament in February 2026.
Credentials & affiliations
Certifications
GRESB Infrastructure Assessment: 100/100 points, five stars (2025)
Awards
Most improved company of the year
Partnerships
Borealis
