Building, refurbishment, civil engineering and industrial construction

Calaf Constructora was founded in 1964 in Calaf (Barcelona). The company is a family owned business with more than fifty years of experience and six generations related to the construction sector.

The Company is highly engaged with the territory and its community, strongly committed to the environment and the quality of its services, and heavily compromised with the technology in all its projects.
Building, rehabilitation, maintenance services and installations
SERVEIS, OBRES I MANTENIMENT, S.L. (SEROM),  founded in 1990, is a committed and modern construction company with extensive experience in all our areas of activity, especially in building, building services/maintenance and civil engineering, with business classification certificates and certified management systems.
Opening and excavation of trenches
Calaf Trenching, enjoys an experience of over 37 years in opening and trenching, which is not limited to the use of trenchers, but also the design and manufacture of this type of machinery. The manufacturing is under the NEXTRENCHER brand . 
Since 1980 we made trenching with over 20.000km and 280.000 hours of experience.
Opening and excavation of trenches in Germany

Calaf GmbH is a german construction company specialising in trenching, drilling, trench excavation and laying of fibre optic, water, gas and electricity networks in urban and interurban environments.
Calaf GmbH is owned by Calaf Trenching, with more than 37 years of experience in trenching and excavation, and Catalana de Perforacions, founded in 1968, specialised in horizontal directional drilling and vertical drilling.
Industrial plants and processes. Engineering and manufacturing

Calaf Industrial has more than 35 years of experience in the design, engineering and manufacture of industrial machinery for all types of industry at an international level. The steady growth of the company and constant technological innovation have allowed us to specialise in the automation of industrial processes. The company also offers turnkey design and integration of industrial plants for different sectors.

Services and materials for construction

Pemacsa is a company founded in 1982 to manufacture concrete, supply construction materials and service earthmoving machinery. In the year 2000, the company's activity was expanded to include the exploitation and treatment of aggregates.

The aggregate treatment plant and the concrete plant are located in the centre of Catalonia, 500 metres from the transversal axis near Calaf (Barcelona), within the municipality of Sant Pere Sallavinera. The facilities have been designed to minimise visual impact, as well as dust and noise emissions.

The company is certified with the International Standard ISO 9001 for Quality and OSHAS 18001 for Occupational Health and Safety.
Machine vision material sorting equipment for waste management

PICVISA is an innovative technology-based company that offers solutions based on robotics, artificial intelligence and machine vision to the national and international markets. We design, develop and produce selection and classification equipment for valuable materials. Our equipment can select and classify these materials by composition, shape and/or colour based on our own software. With innovation as our focus, we have expanded our offer by developing new products and adapting to new technologies. PICVISA offers to its clients optical sorting, robotics, artificial intelligence and deep learning solutions. The business units of our company are Optical Sorting, Brain, Robotics & Care.

Water treatment and purification equipment

DAGA develops water treatment equipment for wastewater treatment stations (WWTP), equipment for the filtration and slashing of irrigation water and equipment for the treatment of industrial effluents. DAGA products are designed and manufactured by the Calaf Grup industrial group, within a framework of integrated management of quality, environment, safety and health.
Construction and promotion of different types of housing

Ciutat Àgora S.L, is a company founded in 1998 acquiring all the experience of belonging to a construction group with more than 50 years of history. It is part of CALAF GRUP, which gives them a high degree of support and economic solidity that allows them to work with the methodologies of a large company but with the proximity and treatment of a small company.
Management and maintenance of the integral water cycle. Hydraulic works

TRANSPARENTA is a service that presents itself as an efficient and professional solution for your municipality, corporation or company. A close and reliable service, with the structure of a large organisation, participated by companies that accredit experience, knowledge of the territory and technical training to solve any challenge.
Energy trading company

ASTRALCAD ENERGIA is a committed and environmentally friendly electricity trader, responsible for acquiring electricity on the wholesale market in order to supply all our customers.