TLT-Energy
Builds and maintains district heating, cooling and steam networks and energy infrastructure for Finnish energy utilities
Highlights
- New on EvolcAdded 2026-10-29
About TLT-Energy
TLT-Energy Oy builds and maintains critical infrastructure in Finland, focused on district heating and district cooling networks, steam networks and boiler plants. Its services cover the lifecycle from design to maintenance, including project management. Other work includes groundworks for power plants, substations, pylon foundations, battery storage and solar parks, electric and telecom network construction, and underwater cable construction and maintenance.
Customers include Finnish energy utilities such as Pori Energia, Vantaan Energia and Turku Energia, for which the company works as a contractor on district heating networks. Revenue comes from construction and maintenance contracts.
The company was founded in 1988 and is headquartered in Turku. It holds ISO 9001:2015, ISO 14001:2015 and ISO 45001:2018 certifications.
Product: Contract construction and maintenance of district heating, district cooling and steam networks, energy investment groundworks and cable networks.
Public tenders won
3 tenders won since 1 Jan 2024 from 3 public buyers in Finland, worth €29.2M as awarded. From EU award notices (TED) that name TLT-Energy by its registry number.
- 30 Mar 2026 Gasgrid Finland Oy · Maakaasun siirtoalustan kunnossapidon ylläpitoprojektien puitejärjestely notice
- 30 Apr 2025 Oy Turku Energia - Åbo Energi Ab · Kaukolämpö- ja kaukojäähdytysverkon uudis- ja korjausrakentaminen · €24.8M notice
- 10 Jul 2024 Närpiön Kaukolämpö Oy · Lämpökeskus Närpiöön · €4.4M notice
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