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windcat series


lENGTH →   48'10"
DEPTH →   7'10"
bEAM/BREADTH →   20'



Introducing the Windcat series, one of several meticulously engineered workboats measuring 48'10" with an efficient 20' beam. Crafted from durable marine-grade aluminum, this vessel ensures optimal performance and resilience developed to support offshore sustainable energy projects.

A.F. Theriault & Son boatyard specializes in constructing a diverse range of commercial workboats, including catamaran-style offshore workboats, oil pollution response vessels, high-speed crew boats, tug and tow boats, and scientific research vessels. Our vessels cater to both domestic and international commercial and government clients, adhering to Transport Canada Marine Safety Small Commercial Vessel Regulations and meeting Class requirements when necessary.


A.F. Theriault & Son Ltd - Expertise in crafting a wide range of exceptional vessels.

Our vessel fabrication incorporates a mix of composites, steel, and aluminum, meticulously adhering to the stringent safety standards outlined in Transport Canada's regulations for Small Fishing and Large Fishing Vessels.


Rest assured; our commitment extends to building vessels to Class specifications as required, ensuring excellence that transcends geographical boundaries.

With an unwavering commitment to precision and innovation, we specialize in three core domains of vessel craftsmanship:

modern maritime mastery

With an unwavering commitment to precision and innovation, we specialize in vessel manufacturing that meets the demands of today's Commercial Fishing Boats, Ferries, and Commercial Workboats. Integrating traditional techniques with cutting-edge technologies, we construct vessels up to 150'/45m using Steel, Aluminum, Fibreglass, and Advanced Composites.


commercial fishery

We build a wide variety of fishing boats for domestic and international fishery.


marine transportation

We build passenger and vehicle ferries that exceed Transport Canada safety standards.


commercial workboats

We build a variety of industrial workboats for commercial and government customers.

A.F. Theriault places a strong emphasis on construction quality, safety and stability of all boats, and builds and repairs in accordance with industry standards.

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