Custom Built Catamarans

Designed to make your work easier
See our hull designBrowse our builds

Twinseas 17 & 19

The 17 and 19 are our smallest boats.
  • Ideal for inshore work.
  • It is easily powered and has a deck space of up to 120sqft.
  • This outclasses anything else of this size boat.
  • This is available with outboard pods to maximize deck space.
  • Available from open, cuddy or full cabin.

Twinseas 6.3, 6.9 & 7.5

The 6.3, 6.9 & 7.5 are our medium-sized boats.
  • Ideal for inshore work.
  • Available from 5.8m to 7.5m with a 2.65m beam.
  • This is available with outboard pods to maximize deck space.
  • Still road transportable and able to carry over 600Kg more load.

Twinseas 6.95 - 8.0 x 3m

The 6.95 / 8 x 3m beam.
  • This is our all-new hull with “no limit from safe haven” coding and
    able to be worked single-handed.
  • Our new hull performs extremely well in all conditions and is
    acheiving over 32kts with twin 115Hp outboards.

Twinseas 4m Beam Range

Moulded 8m - 10m.
  • These are the largest twin hulled boats we build.
  • They will take outboards or inboards from twin 50Hp to twin

Twinseas Tri-Hull

Moulded 10-12m, beam 6.4m.
  • Our tri-hull is available soon.
  • With single or twin engines in the centre hull,sea keeping outclasses any twin hull and extra beam gives a huge working platform.