Partisan is a well-proven Sigma 33, built in 1979 by Marine Projects to the David Thomas design. I have owned her since 2007, during which time she has been actively and successfully raced. She remains Sigma 33 One Design compliant, making her ideal for class racing or competitive club sailing. Key upgrades include a new mast, boom and gas kicker in 2007, a new plastic fuel tank (2007), new standing rigging in 2017, and the hull epoxied and faired in 2017. She is powered by a reliable Yanmar 2GM diesel engine. The Sigma 33 is renowned for its performance, strong build quality, and excell... read more

A superb example of the classic Sigma 33 OOD, renowned for their fantastic sailing performance, seaworthiness, and competitive IRC handicap. These yachts have an outstanding pedigree, praised in numerous magazine reviews for their balance of speed, strength, sea-keeping and comfort. This boat is 2 owners from new, including myself. She’s been lovingly maintained, continuously upgraded, and is ready for immediate use — whether for cruising or club/offshore racing. Key Features & Upgrades: New Beta 20 engine 4 years ago with new stainless steel fuel tank Standing rigg... read more

Sigma 33 designed by David Thomas Built 1980 by Marine Projects White GRP hull Used only for local club racing for past 4 years Boat presently out of water, relaunch end of April... read more

Hey Jude is a well maintained & up together cruiser / racer. She has been lightly raced over her time but has been mainly used by us for cruising the south coast. She is an easy boat to sail & very forgiving to a newcomer to sailing or an up & budding racer, giving a comfortable safe sail with a good turn of speed in all aspects of the wind. Over my time of ownership I have worked hard to bring her up to be a reliable & safe boat which won’t let you down. She has had a new fully battened main in 2023 & a new head sail (waiting delivery). 2 spinnakers & some ol... read more

Leaky Roof 2 is a one of the last Sigma 33's built, yard no. A3345. In Immaculate condition. It has an excellent racing record, winning the national Championships 3 times. It has been very well looked after over the 16 years of our ownership. The boat has been continually upgraded throughout.... read more

"Miss Behavin" is a Sigma 33ood, designed by David Thomas and built by Marine Projects (Plymouth) Ltd.  They offer the ability to cruise and also do one design or handicap racing. There were over 400 built and were one of David Thomas's most successful designs. Accommodation is for 7, giving ample space for a family or racing crew. Miss Behavin is ready to set sail and has a suit cruising sails and a suit to go racing. Dimensions & general info.. - Beam - 3.20m (10'6") - Draft - 1.75m (5'9") - Displacement - 4309kg (9500lbs) - Ballast - 1575kg (3472lbs) - Builder - M... read more

Discover the Sigma 33 OOD: A Timeless Blend of Performance and Comfort The Sigma 33 OOD, designed by the renowned David Thomas and launched in 1978, is a remarkable example of a high-performance sailing yacht that has garnered a devoted following over the decades. This offshore racing legend, often referred to as the Offshore One Design, has made its mark in the sailing community, particularly in one-design racing where it consistently attracts impressive fleets at prestigious events such as Cowes Week. With approximately 364 of these vessels built between 1978 and 1991, alongside an addition... read more

Sigma 33 OOD - Elandra of Down - a 1988 built example; a later build. An ever-popular cruiser/racer  that has been actively and successfullly raced by her current owners. Designed by David Thomas and built by Marine Projects in Plymouth. A good example - dry and with good sails.  - Lying Bangor, Northern Ireland Other Sigma 33 OOD - Elandra of Down - a 1988 built example; a later build. An ever-popular cruiser/racer  that has been actively and successfully raced by her current owners. Designed by David Thomas and built by Marine Projects A good example -... read more