One of the market leaders in commercial workboats and CTV's. Specialist Electrical, Fabrication, Design and Engineering.

About Alicat

Alicat are specialist providers of bespoke marine & engineering services. These services include shipbuilding “we build any design”, full service boat repair, boat refit, workboat build, carbon & stainless steel fabrication, precision engineering and machining, design and project management, bespoke marine electricals and hydraulic services.

These services include shipbuilding and repair, carbon & stainless steel fabrication, precision engineering and machining, design and project management, bespoke marine electricals, hydraulic services, specialist diesel engineering and parts, testing and commissioning.

Alicat's main operational base is in Great Yarmouth, a seven acre site with direct access to the North Sea. The facility itself combines some of the most comprehensive range of services, equipment and skilled personnel around, and provides bespoke marine and engineering technical solutions across most sectors. We also have a boat building and repair facility in Cowes, Isle of Wight, through our sister company South Boats IOW Ltd.

Established in May 2009 as a subsidiary to established shipbuilders and engineers Richards Dry Dock and Engineering Ltd, the company was initially formed to build the new Alicat Range of aluminium workboats serving as crew transfer vessels for the offshore wind sector. Since then our vessels have worked on most of Europes wind farms during construction and operational phases, as well as providing transfer, support and guard duties to other sectors including the Oil and Gas sector.

Boat building, repairs and modifications.
Alicat build the Alicat Workboat range of aluminium catamarans. We also build vessels from the range of sister company South Boats IOW Ltd ( as well as vessels to customers bespoke designs. Our naval architects have a portfolio of vessel designs in aluminium, steel or glass reinforced plastic (GRP) to suit most sectors. We can work to existing customer designs, or develop new vessel designs for you.

Maintenance, Repairs & Boatlift
Alicat operates arguably one of the UK's most capable small vessel repair facilities in the UK. With a 200 tonne mobile vessel lift, 184m of quayheading, 7000 square metres of hard standing areas, wet & dry docks, and a complete compliment of dedicated services onsite, Alicat aims to take the hassle out of vessel maintenance and repairs. Customers can have one single point of contact and we can take care of the rest.

Vessel Refit & Modification
Alicat can design and provide extensive modifications to existing vessels including hull extensions, wheelhouse relocation, internal refurbishment, electrical redesign, and repowering solutions.

Marine Electrical
Our electrical division design, manufacture and install complete electrical solutions across all sectors including cruise & ferries, yachts, workboats, survey vessels, and military craft. Alicat Marine Electrical can carry out complete projects or support leading contractors and provide global support. AME also design and manufacture consoles & switchgear, supply parts, undertake repairs, testing and commissioning services.

Engineering (Steel Fabrication, Stainless Steel Fabrication, Precision Engineering)
Providing complete fabrication and machining services across sectors including energy, onshore and offshore facilities, industry and plant, food production & manufacture, farming and agriculture, marine and civil engineering. Dedicated workshop facilities for carbon steel, stainless steel, and precision engineering. Our fully equipped workshops include CNC & manual operated machinery, profile cutting up to 200mm thick, steel plate rolling up to 6m x 30mm thick, plus various presses, guillotines, and overhead gantry cranes and plant for safe and easy operations.

The Company is certified to ISO9001:2008, BS EN 1090-1 Execution Level (EXC4), BS EN 15614-1, PED 97/23/EC Module D.

Despite the name, Alicat Marine Design provide design and consultancy to marine and non-marine applications. (See design page for more info). As well as providing vessel design, AMD are also behind the designs for the Aerobox(TM) range of modular lightweight containers and V-Grip(TM), the patented fender system used to increase the stability and capability of vessels pushing onto wind turbines and other structures in harsh conditions. The team can also provide project management, concept design services, structural analysis and model testing.

Hydraulics, Diesel Engineering Services and Parts Supply
Alicat provide specialist hydraulic and diesel engineering services across all sectors. Our engineers can provide servicing, repairs, full installations, and testing and commissioning services. As official stockists for many major manufacturers, engine parts, pre-made hoses and fittings, and other parts can be supplied and distributed globally. With a large fleet of fully equipped service vehicles our engineers can also work in situ and provide 24 hour emergency response.

Alicat Workboats Ltd is part of the Gardline Group, which was established by George Darling in 1969 and is still owned by the Darling family.

Alicat employ locally skilled craftsmen and the facility itself has been involved in ship building and repair work for over thirty years. The company also works closely with local schools and colleges and employs several apprentices across all aspects of our business, training in skills such as shipbuilding, engineering, design and manufacture.

Alicat is an equal opportunities employer.

Contact Us

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