Solar thermal power plants ALSOLEN

Considering heat as solutions for Life

Considering heat as solutions for Life

Solar thermal power plants ALSOLEN


ALSOLEN designs, builds and operates concentrated solar thermal power plants of:

  • Medium power capacity, in a range going from 5 to 100 MWth (or from about 1 to 20 MWe), specially designed for off grid applications
  • Large power capacity >100 MWth adapted to deliver steam for industrials and or generate electricity

ALSOLEN, technology provider, acts as a turnkey supplier of concentrated solar thermal power plants providing global services such as: 

  • Engineering
  • Manufacturing
  • Procurement
  • Construction and commissioning

Governance and organization


ALSOLEN is a limited liability company under Moroccan law since 2015, with a supervisory board and an executive board. Its head office is based in Casablanca. 

ALSOLEN benefits from a stable and complementary shareholder structure between:

Masen, the Moroccan government agency responsible for managing renewable energy in the Kingdom and shareholder of ALSOLEN via its subsidiary Masen Capital 
ALCEN, a French high-tech industrial group encompassing 27 subsidiaries and approximately 2,000 employees.


The operational management and the implementation of the strategy are entrusted to the Executive Board. 




ALSOLEN entrusts its subsidiary ALSOLENTECH, a French based company located in Mérignac, close to Bordeaux for:

  • Research and development
  • Engineering and technological expertise of processes
  • Industrialization of the solar field via its mobile plant concept


CEA liten

All the development work on ALSOLEN power plants is carried out in partnership with the CEA LITEN (major European research institute and a driving force behind the development of the sustainable energy technologies of the future). 

ALSOLEN, as a result, benefits in terms of optics, thermics, design and test benches the most valuable worldwide competencies. 


ALSOLEN embeds the know-how and expertise from Alcen’s subsidiaries in the domains such as:

  • Sub-assy thermal behavior 
  • Systems ageing 
  • Electricity and control command 
  • Expertise in special metal structures welding

Ambition and values

Our Ambition

“Generate, store and transform heat into solutions for life.” 

ALSOLEN aspires to provide its clients with the benefit of a significant R&D effort by building solar power plants which allows to deliver:

  • Heat
  • Electricity
  • Water desalination
  • Fresh air or ice


  • Competitive price
  • Reliability and sustainable way
  • Local employment


Our Values 

Four main values are the real components of ALSOLEN’s corporate culture and principles of good behaviors that motivate and gather its men and women:

  • Innovation
  • Commitment
  • Respect 
  • Cohesion 


ALSOLEN is based on three locations: 

  • Casablanca, where the headquarter is settled, in charge of business development, sales & marketing and solar power plants construction
  • Merignac, with ALSOLENTECH, heart of R&D, Engineering and Industrialization of the products 
  • Cadarache, CEA Site, where the Prototypes of ALSOLEN solar power plants are operated. 

In the near future, ALSOLEN is going to have two more additional sites.