Loiste
Loiste-yhtiöt
Kajaani, Finland
About
Founded in 1920, Loiste is a private headquartered in Kajaani, Finland with approximately 50-200 employees specializing in Solar, Wind, Energy Storage.
Loiste-yhtiöt is a Finnish energy utility company headquartered in Kajaani with deep roots in the Kainuu region spanning over a century. The company operates through multiple subsidiaries: Kajave Oy manages electricity network operations and distribution, while Loiste Lämpö Oy produces and distributes district heat using primarily domestic fuels with a focus on carbon-neutral production. The company is developing weather-resistant electrical infrastructure that enables wind power growth and is leveraging waste heat from the LUMI data center. Loiste scored 100/100 points in the 2025 GRESB Infrastructure Assessment and ranked second in its international comparison group. The company is committed to carbon-neutral energy production by 2026 and joined the national energy efficiency agreement for 2026-2035.
Headquarters
Kajaani, Finland
Founded
1920
Employees
50-200
Company Type
Private
Business Models
Value Chain
Projects
Renfors Ranta Heat Production Facility
Certifications & Awards
Certifications
GRESB Infrastructure Assessment
Awards
GRESB Infrastructure Assessment - Perfect Score