A4F is a biotechnology company, located in Portugal, with more than 20 years of accumulated experience in microalgae Research & Development and microalgae production (up to industrial scale). A4F is specialized in the design, build, operation and transfer (DBOT) of commercial-scale microalgae production units, using different technologies that better adapt to our Customers' business.

Complementing our long experience, A4F distinguishes itself through its methodology which includes sealing-up from prototypes in our Experimental Unit in Lisbon to large-scale facilities. Additionally, A4F also develops standard operating procedures for optimised microalgae 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 microalgae biotechnology (and related R&D fields), as well as with the largest microalgae producers worldwide. This international networking positions A4F as the first choice for any large-scale contract as the best specialist company in most aspects of microalgae production.

A4F is associated with an innovative project, the first dedicated multi-process and multi-product microalgae biorefinery plant worldwide, that aims to achieve a sustainable and economically viable solution for the production of proteins and other high value products from microalgae biomass.