Home

      MONOHULLS

       Trimarans
   Catamarans
              Electric Boats
  Powerboats
    Composite Engineering

           Performance Prediction

               Projects

                Articles

    Company Highlights

         Brochures

               Contact

 

 

 

 

Open 50 (design #73)

Launched in December, 1999.  Designed for Vendee Globe and Around Alone races.  Built by James Betts Enterprises, Inc.  Single handed ocean racer.  Everest Horizontal placed 2nd in Class 2 of 2002 Around Alone race.

49' Canting Keel Racer (design #95)

Rapid Transit, built by Berkeley Marine Center for Jim Partridge, launched July 2009. Story, photos, and cool video of the construction here.

 

43' Cruiser (design #93)

Preliminary design. 43 foot ocean cruiser.

Class 40 (design #99)

State of the art water ballasted design to Class 40 rule

Yippee Kai Yay built by Columbia Yachts

California Condor built by Berkeley Marine Center

40' Racer Cruiser (design #90)

Custom design for the Barran family for cruising, local and ocean racing under PHRF and IRC. "XL" was launched 7/7/07 @ 7:00  built by  Berkeley Marine Center

  

 

Antrim 34 (design #77)

Preliminary concept.  A new sport boat design, next step development of the Antrim 27.

Antrim 27 (design #62)

Currently being produced as the renamed Ultimate 27.  A fast and innovative 27' sport boat / weekend cruiser from Ultimate Sailboats. First boat launched in December, 1996.  

Antrim/Ultimate 27 One Design Class

      

Ultimate 24 (design #78)

A  new 24' sport boat / cruiser from Ultimate Sailboats.  This 24' monohull features a lifting keel, spacious cockpit, and roomy interior

2003 Boat of the Year -- Sportboat.  

SAIL -- Top Ten for 2003  

Photo Gallery

Sailing World Boat of the Year Article

Sail Magazine - Top 10 Designs for 2003

Robert Perry on Design

               

 

Ultimate 20 

Complete redesign of this fast little daysailer, including new lifting bulb keel, deck interior, and construction. 

1995 Boat of the Year -- PHRF/Sportboat.    

U-20 Class Association

Photo Gallery

Antrim/CSC 15 (design #80)

A 15' dinghy specifically designed for Cal Sailing Club for use in the choppy and windy Berkeley Circle.  

Rendering

Sailing Dinghy (design #70)

Small quick sailing dinghy.  Perfect for a fun day on the water.  Stock Plans Available.  

Photo

Formula 500 Monohull (design #44)

This design was prepared as part of a technical paper comparing potential performance of a monohull to various forms of multihulls under the Formula 500 rule for pro circuit racing. This 33' boat uses 50' wide, foil shaped, buoyant crew racks. Speed predictions are phenomenal: an upwind speed of 10 knots in a 5 knot wind, maximum speed of 29 knots in 20 knots wind.

Wing Dinghy  (design #27)

Conventional hiking single-handed dinghy. Placed 1st, 2nd, 3rd in open class at Camelia Cup regatta.  Molds are currently at Ultimate Sailboats with thoughts of reintroducing the boat. 

Rowing Shell (design #63)

Production 26 ft. open water racing shell.

I.O.R. Half Tonner (design #38)

Custom racing yacht for Japanese client. Races in Osaka Bay.

Sea Star 550 (design #30)

55' L.O.A. production pilothouse cruiser for Sea Star Yachts. An attractive yacht featuring several innovations in rig, underbody, and interior layout.