
In winter 2023–2024, Wirmax Oy carried out an LTO (heat recovery) contract at a Helsinki housing company, aiming to reduce the property's purchased energy and the emissions caused by heating.
Wirmax has worked as an HVAC and electrical contractor on numerous sites in Helsinki and the Uusimaa region. We have also completed many EV charging contracts and Wirmax Wise energy renovations for housing companies. Explore our references here and ask us for more information if needed.

In winter 2023–2024, Wirmax Oy carried out an LTO (heat recovery) contract at a Helsinki housing company, aiming to reduce the property's purchased energy and the emissions caused by heating.

The electrical systems of As Oy Satakallio's 788 apartments in Alppiharju, Helsinki, are being renewed in a major renovation. Building services group Wirmax Oy has been selected to deliver the project as a design and build (KVR) contract.

Wirmax carried out the housing company's ground source heat pump contract in 2025.

Wirmax renewed the housing company's underground water pipes and sewers as a turnkey contract in 2025.

Wirmax carried out the housing company's ground source heat pump and solar panel contract as a turnkey contract in 2025.

Wirmax carried out the housing company's ground source heat pump contract as a turnkey contract in 2025.

Wirmax carried out the housing company's ground source heat pump contract as a turnkey contract in 2025.

Wirmax built the charging infrastructure for the housing company and installed nine Garo Entity Pro chargers in 2024.

Wirmax carried out the housing company's ground source heat pump and electrical contract as a turnkey contract in 2024.

Wirmax carried out the electrical, telecoms and automation contract for the housing company's pipe renovation in 2024.

Wirmax installed Defa load management and three Defa eRange chargers for the housing company in 2024.

Wirmax carried out the housing company's ground source heat pump and solar panel contract as a turnkey contract in 2024.
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Wirmax built the charging infrastructure for the housing company and installed nine Garo Entity Pro chargers in 2024.

Wirmax installed Defa load management and three Defa eRange chargers for the housing company in 2024.

Wirmax built the charging infrastructure for the housing company and installed eight Harju ElektrA chargers in 2023.

Wirmax built the charging infrastructure for the housing company and installed Defa Power chargers in the car park and garages in 2023.

Wirmax built the charging infrastructure for the housing company and installed Defa Power chargers as a shareholder purchase in 2023.

Wirmax built the charging infrastructure for the housing company and installed 12 Defa Power chargers and 16 Garo car heating posts in 2023.

Wirmax built the charging infrastructure for the housing company and installed 13 Defa eRange Uno chargers as a shareholder purchase in 2022.