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Washington's Top-Rated Bottom Painting & Antifouling (2026)

Finding a trusted pro for Bottom Painting & Antifouling in Washington starts with knowing who other boat owners have actually hired and reviewed. This list ranks local contractors by their verified ratings and review volume on Boatwork, giving you a clear picture of proven reputation. Compare these top-rated pros and request a free quote to get your hull protected before the season starts.

By Boatwork in Washington·7 pros·1107 lists by this author·June 17, 2026·Updated July 13, 2026
7 pros
La Conner Maritime Service logo

La Conner Maritime Service

4.8(80)
(360) 466-3629La Conner, WAGet Directions
La Conner, WABoat Mechanics & Engine RepairBottom Painting & AntifoulingFiberglass & Gelcoat Repair

About La Conner Maritime Service

Located in the picturesque waterfront community of La Conner, Washington, La Conner Maritime Service operates as a full-service boatyard dedicated to providing comprehensive marine repair and maintenance solutions. The facility has established itself as the preferred choice for yacht brokers, recreational boat owners, and commercial fishermen throughout the Pacific Northwest,...

My ThoughtsRated 4.8 across 80 reviews, La Conner Maritime Service leads this list with the highest combination of rating and review volume, and covers bottom painting alongside full-service boatyard work and fiberglass repair.
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Cascade Marine Service logo

Cascade Marine Service

4.5(70)
1-425-303-0200Everett, WAGet Directions
Everett, WABoat Mechanics & Engine RepairBoat Detailing & CleaningBottom Painting & Antifouling

About Cascade Marine Service

Situated along the waterfront in Everett, Washington, Cascade Marine Service has built a reputation as a comprehensive marine repair facility serving the Puget Sound boating community. Operating from their location on West Marine View Drive, this full-service shop handles everything from routine tune-ups and basic maintenance to complex outboard rebuilds...

My ThoughtsWith a 4.5 rating from 70 reviews, Cascade Marine Service brings one of the larger review bases on this list, offering bottom painting, detailing, fiberglass repair, and engine work.
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IM

Islands Marine Center

4.6(34)
(360) 468-3377Lopez Island, WAGet Directions
Lopez Island, WAHull & Bottom CleaningBoat Mechanics & Engine RepairBottom Painting & Antifouling

About Islands Marine Center

Nestled in the San Juan Islands on Lopez Island, Washington, Islands Marine Center serves the Pacific Northwest's boating community with comprehensive marine services. The facility operates as a full-service boatyard catering to vessels of all sizes, from recreational boats to larger yachts navigating the waters of the Salish Sea and...

My ThoughtsIslands Marine Center holds a 4.6 rating from 34 reviews and stands out for pairing bottom painting with dedicated hull and bottom cleaning services alongside engine and fiberglass work.
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AP

Agate Pass Marine Boatyard

5.0(20)
(206) 817-0295Bainbridge Island, WAGet Directions
Bainbridge Island, WABoat Mechanics & Engine RepairBottom Painting & AntifoulingFiberglass & Gelcoat Repair

About Agate Pass Marine Boatyard

Situated on Bainbridge Island, Washington, Agate Pass Marine Boatyard serves the greater Puget Sound region as a dedicated facility for vessel maintenance, repair, and storage. The boatyard's location provides boat owners throughout the Pacific Northwest with accessible marine services in a working waterfront environment. Their position on Bainbridge Island connects...

What others are saying about Agate Pass Marine Boatyard

Reviewers consistently highlight Bob and his team's exceptional bottom painting expertise, with customers praising their attention to detail and ability to work with aluminum, fiberglass, and other hull materials. The word that comes up again and aga...

Reviews sourced from Google

My ThoughtsAgate Pass Marine Boatyard carries a perfect 5.0 rating, though from 20 reviews — a smaller sample worth noting as you weigh it against higher-volume options on this list.
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Pacific Fiberglass logo

Pacific Fiberglass

4.6(21)
206-789-4690Seattle, WAGet Directions
Seattle, WABoat Carpentry & WoodworkBoat Mechanics & Engine RepairBottom Painting & Antifouling

About Pacific Fiberglass

Since opening its doors in 1989, Pacific Fiberglass has built a reputation as one of Seattle's most trusted full-service boat repair and refinishing facilities. Operating from their location inside Canal Boatyard on the Seattle Ship Canal, this established marine service provider has been delivering expert yacht repair, commercial vessel maintenance,...

My ThoughtsPacific Fiberglass earns a 4.6 rating from 21 reviews and brings 37-plus years in business, handling bottom painting alongside fiberglass, engine, and carpentry work.
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GreenBoatStuff logo

GreenBoatStuff

2.5(15)
(208) 298-9218Spokane, WAGet Directions
Spokane, WAMarine Canvas, Covers & UpholsteryBottom Painting & AntifoulingChandleries

About GreenBoatStuff

Specializing in environmentally friendly marine supplies and hardware, GreenBoatStuff operates as an online marketplace dedicated to providing boat owners with sustainable alternatives to conventional boating products. Based in Spokane, North Carolina, this eco-conscious retailer has been serving the marine community since 2006, building a comprehensive inventory of green boat gear,...

My ThoughtsGreenBoatStuff has 20-plus years in business but holds a 2.5 rating from 15 reviews — the review score is notably lower than other pros on this list, so reading those reviews closely is advisable.
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SB

Salmon Bay Boat Yard

3.1(7)
1-206-547-0678Seattle, WAGet Directions
Seattle, WABoat Hauling & TransportBoat Mechanics & Engine RepairBoat Detailing & Cleaning

About Salmon Bay Boat Yard

Located at Seattle's historic Fisherman's Terminal, Salmon Bay Boat Yard operates Washington's newest full-service haul-out facility, combining modern equipment with seasoned marine expertise. The boatyard serves vessel owners throughout the Puget Sound region, including Ballard, Bellevue, and surrounding King County communities, offering both facility-based services and mobile repairs delivered directly...

What others are saying about Salmon Bay Boat Yard

Based on customer reviews, Salmon Bay Boat Yard has received serious complaints about their business practices and vessel service quality. Customers report significant overcharges for basic marine work, with one boat owner claiming to pay over $4,500...

Reviews sourced from Google

My ThoughtsSalmon Bay Boat Yard has a 3.1 rating from just 7 reviews, the thinnest review base here; its listed specialties lean toward hauling, detailing, and electrical rather than bottom painting specifically.
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