Blog

From a hundred systems to an ecosystem – a unique partnership for the properties of the future

January 23, 2026

Digitalization is no longer a sideline, it is now a strategic core. Together with Kiona and Hemsö, our subsidiary Oaks is running a project that is unique in the industry: to create an open ecosystem where hundreds of different control systems can speak the same language. Through this partnership, we are taking a major step towards sustainability, efficiency and innovation.

KSS becomes part of the SI Group!

December 2, 2025

The SI Group continues its expansion in Sweden by acquiring KSS Klimat & Styrsystem AB (KSS). The acquisition strengthens the SI Group's position as a leading player in energy optimization and building automation and opens up new opportunities in strategically important submarkets.

SI Lorentzon AB – A merger that makes it easier for you!

December 1, 2025

To meet our customers' needs even better, we will merge SI Skaraborg and SI Lorentzons Styr into a new company: SI Lorentzon AB in the spring of 2026.

A decade after the Paris Agreement: What does COP30 mean for the future of sustainable real estate?

November 28, 2025

COP30 in Belém, Brazil marks ten years since the Paris Agreement and underlines that the goal of limiting global warming to 1.5 degrees remains.

Adconsys Oy becomes part of the SI Group!

November 11, 2025

SI Group continues its expansion in Finland through the acquisition of Adconsys Oy. The acquisition strengthens SI Group's position as a reliable and valued player in energy optimization and building automation.

SI and Normatic acquire Norwegian BS Teknikk AS

October 23, 2025

The SI Group continues its expansion in Norway through SI Normatic's acquisition of BS Teknikk AS. The acquisition strengthens the SI Group's position as a reliable and valued player in energy optimization and building automation.

SI's Finnish subsidiary RAU-Service acquires Pohjanmaan Kiinteistötekniikka Oy

June 16, 2025

The entire staff of Pohjanmaan Kiinteistötekniikka has now transferred to RAU-Service.

SI Group AB and RAU-Service Oy embark on a joint journey

April 2, 2025

SI is making a major investment in Finland, which means that the Ostrobothnian building automation company RAU-Service Oy will become part of the group.