Jorge Miarnau Montserrat

COMSA Group provides civil engineering and construction services, undertaking such projects as railways, highways, tunnels, buildings, and airports. The firm is based in Barcelona.

Part of SKion GmbH, Adasa Sistemas SA is a Spanish digital water solutions company that specializes in designing customized solutions for water utilities and government agencies. The company's solutions are aimed at driving sustainability, efficiency, and resilience by harnessing the power of big data. With a 30-year track record, Adasa has developed and implemented end-to-end solutions that address real-life challenges in the water cycle, environment, and meteorology worldwide. The company's breakthrough digital solutions help urban water systems become more efficient and support new approaches to urban water management. Adasa Sistemas was acquired by SKion GmbH from COMSA Corporación de Infraestructuras SL on December 31, 2019.

Aritex Cading SA supplies industrial products for the automobile sector. Its products include aeronautics, automotive, automatic machines, artificial vision system and automatic measurement. The company was founded in 1961 and is headquartered in Badalona, Spain.

COMSA Corporación de Infraestructuras SL engages in the provision of engineering and construction services. It mainly operates in the fields of infrastructures and industrial engineering; services and technology; and concessions and renewable energy. Its projects include railway infrastructures, infrastructures civil works, aggregate and precast concrete, engineering, maintenance and services, environment, and machinery. The company was founded in 1891 and is headquartered in Barcelona, Spain.

Part of COMSA Corporación de Infraestructuras SL, COMSA Concesiones SL engages in the development, promotion, and operation of transportation infrastructure projects. The company is based in Madrid, Spain.

Part of COMSA Corporación de Infraestructuras SL, Comsa SA is a Spanish company that constructs nonresidential buildings. The company is based in Barcelona, Spain. The CEOs of the company are Jorge Miarnau Montserrat and Juan Miarnau Montserrat.