Biogas Companies in Spain

EU-funded research project developing computationally-assisted cascade valorisation of fishing industry waste and by-products into high-value bioproducts for food, nutraceuticals, and supplements through sustainable biorefinery processes.

Cycle0 is a vertically integrated European biomethane developer, owner, and operator converting organic waste into renewable natural gas. The company develops, builds, and operates biogas plants across Europe with backing from Ara Partners.

European foundation supporting innovation financing in companies, regions, and municipalities across sustainable development, circular economy, water and waste management, employment, youth, ICT, and tourism.

Spanish energy services company with 30+ years specializing in LNG/CNG refueling stations, biogas upgrading to biomethane, hydrogen production and distribution infrastructure, and renewable energy installations including solar photovoltaic systems.

Investment and management platform specializing in renewable energy and startup financing in Spain and Portugal. Focuses on solar energy projects and early-stage companies with experienced team in renewable energy development and finance.

Engineering and consulting company specializing in renewable energy projects, particularly green hydrogen, onshore and offshore wind farms. Over 20 years of experience with nearly 900 professionals. Now part of Accenture.

Research consortium investigating renewable gases including biogas, biomethane, green hydrogen, and biohydrogen. Focuses on innovative energy recovery from wastewater and development of advanced conversion technologies.

Spanish engineering and consulting firm specializing in sustainable infrastructure, transportation, and energy solutions. Offers civil engineering, industrial design, and environmental consulting services with focus on renewable energy and sustainable mobility.

Global renewable energy developer specializing in solar, wind, green hydrogen, energy storage, and biogas projects. Operating across 4 continents with 4,000+ MWp completed and 12,000+ MW in development pipeline. Founded in Spain in 2005 as photovoltaic pioneer.

Spanish renewable energy company specializing in integral project management for solar, wind, hydro, and biomethane generation plants. Provides design, construction, operation, and maintenance services for renewable energy installations.

ENGIE España is a major renewable energy operator in Spain with approximately 1,700 MW of installed capacity across solar, wind, hydro, biomass, and biogas projects. The company provides integrated energy solutions for industrial, commercial, and infrastructure clients, focusing on carbon neutrality and energy transition.

Bioengin Group is a research organization at the University of A Coruña focused on bioprocess engineering, environmental engineering, and biofuel development. Activities include wastewater treatment, waste management, bioconversion processes, and biofuel quality control.