1986
The company was formed.

In 1986 TSK was set up as a company when the electric departments of Erpo Holding merged.


1995
PHB Weserhütte acquisition.

German company PHB Weserhütte, specialized in the design and supply of facilities for mineral storage and handling, was acquired in 1995.


1999
Start of the Environmental Activity.

The Environment activity, aimed at water treatment, is started.


2000
Acquisition of 16% of Duro Felguera.

TSK became the main shareholder in listed company Duro Felguera when it purchased 16% of the company in 2000.


2003
First international subsidiaries.

The first international subsidiaries were established in Morocco and Venezuela in 2003 and the ones in Brazil, Chile and Nicaragua followed.


2006
Photovoltaic solar power.

Start of the Solar Photovoltaic Activity.


2007
Ingemas e Irelsa acquisition.

The engineering firms Ingemas and Irelsa were acquired, and the Company stepped down from the Duro Felguera Board of Directors.


2008
Thermal solar energy.

Activity in the solar field is expanded to include solar thermal energy.


2010
Expansion into the Middle East and Asia.

Expansion into the Middle East and Asia begins this year, with projects in Saudi Arabia, India and Bangladesh.


2013
Flagsol acquisition.

The German technology company Flagsol, which specializes in solar thermal energy and storage, is acquired.


2015
Acquisition of OmegaEngineering

OmegaEngineering, a company specialized in the sugar and ethanol sector, is acquired.


2016
Intecsa Oil&Gas acquisition.

Intecsa Oil&Gas Company, with more than 50 years of experience in the gas sector, is acquired.


2017
Acquisition of Ingeteam's engineering subsidiary.

Its subsidiary specialized in biomass and solar thermal energy is acquired from the Ingeteam group.


2019
Development of own technology and alliance with Highview Power.

The partnership with Highview Power and the development of clean technology enhances the activity in the energy storage sector.


2020
Corporate video.


2021
200 years.

The accumulated experience of the companies incorporated into TSK totals more than 200 years.