Ferwerda is CEO of Commonland, that he founded in 2013 with the Rotterdam School of Management -Erasmus University, the IUCN Commission on Ecosystem Management and the COmON Foundation. Commonland is a system developer of large integrated, holistic landscape management and restoration projects, bringing solutions at a landscape scale on biodiversity, carbon, regenerative agriculture and communities. Ferwerda is involved as an advisor or board member with various international organizations in the field of nature, biodiversity, agriculture and sustainability. He is executive fellow at the the Rotterdam School of Management - Erasmus University, and theme lead at the IUCN Commission on Ecosystem Management. In 2016, he was awarded first place in the Sustainable 100, the list of Dutch people with the most influence on the environment and sustainability. In 2019 Ferwerda received the Dutch sustainable landscape award.