A4F is a biotechnology company, located in Portugal, with more than 20 years of accumulated experience in algae Research & Development and algae production (up to industrial scale). A4F is specialized in the design, build, operation and transfer (DBOT) of algae production units, from research, demonstration to industrial scale, using different technologies that better adapt to our Customers’ business. Complementing our long experience, A4F distinguishes itself through its methodology which includes scaling-up from prototypes in our Experimental Unit in Lisbon to large-scale facilities. Additionally, A4F also develops standard operating procedures for optimized algae production, according to production goals and with industry best practices. A4F has a very close relationship with the leading research groups in national and international universities and institutes in algae biotechnology (and related R&D fields), as well as with the largest algae producers worldwide. A4F, the first choice for any large-scale contract as a specialist in algae production.