Mark Smaalders Yacht Designs

Plans for seaworthy, affordable cruising boats, sail and power - featuring wood and wood/epoxy construction.

Kahuna Nui

Olga 28 trailerable trawler

Olga 28

North Sea 29


Designs under development New sail and power designs

Simplicity 28

Sea Lion

Deck construction and interior for a 32' Lyle Hess cutter

Making changes to an existing boat, or to a set of plans?

I can help with repowering, hull and rudder changes and repairs, and new interiors.

I can also provide advice if you are buying a boat, used or new.

Hull and ama modifications for a 40' trimaran