Semente Surfboards, kitesurf craftsman in Ribamar (Mafra)

Semente Surfboards (company Jamanta, Soc. de Pranchas para Desporto Aquático) has built surfboards in Ribamar, near Ericeira, since 1982. The range includes small-wave models, mid-lengths, twins, team models (Brackish, Kabuloza, The Stray, Firestarter and more) and special models.

The brand has a rider team, dealers, made-to-order boards (model, paint job) and an online store launched in 2026; it also tests carbon fibre layups and offers a trade-in programme for used boards.