Leading Boat Mechanics & Engine Repair in Washington

Finding trusted Boat Mechanics & Engine Repair in Washington means leaning on the experiences of fellow boat owners. This list ranks local pros based on real ratings and reviews from verified customers across the state. Browse the recommendations below and request a free quote from a pro near you.

By Boatwork in Washington·10 pros·321 lists by this author·May 31, 2026
10 pros
SB

Seattle Boat Company

4.7(119)
206-633-2628Seattle, WAGet Directions
Seattle, WABoat Mechanics & Engine RepairGenerator Service & RepairMarine AC & Climate Control

About Seattle Boat Company

Situated on the scenic shores of Lake Union at 659 NE Northlake Way, this award-winning dealership and full-service marine facility has built a reputation for keeping boats running throughout the Pacific Northwest. Seattle Boat Company operates multiple locations across the greater Seattle area, including facilities in Bellevue, Kent, and Lake...

What others are saying about Seattle Boat Company

From routine maintenance and winterization to new boat sales and delivery, Seattle Boat Company demonstrates expertise across the full spectrum of boating needs. Whether customers need Cobalt or Malibu service, emergency assistance, or comprehensive...

Reviews sourced from Google

My ThoughtsRated 4.7 across 119 reviews, Seattle Boat Company earns consistent praise for reliable engine work and a broad range of services including generator and marine AC repair.
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CM

Coastal Marine Engine

4.5(31)
1-206-454-3515Seattle, WAGet Directions
Seattle, WABoat Mechanics & Engine RepairGenerator Service & Repair

About Coastal Marine Engine

Located just inside the Ballard Locks at the heart of Seattle's maritime district, Coastal Marine Engine has served the Pacific Northwest boating community since 1984. The business operates from a strategic location adjacent to Canal Boatyard, providing convenient access to vessels throughout the ship canal, Lake Union, Lake Washington, and...

What others are saying about Coastal Marine Engine

Customers consistently praise Coastal Marine Engine for their exceptional customer service and deep knowledge of Volvo marine engines. Owner Martin and his team, including technicians like Daniel and parts specialist Richard, are frequently highlight...

Reviews sourced from Google

My ThoughtsWith 42+ years in business and a 4.5 rating from 31 reviewers, Coastal Marine Engine is a long-standing name that customers return to for engine and generator work.
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Northwest Marine Fiberglass logo

Northwest Marine Fiberglass

5.0(13)
206-297-6223Seattle, WAGet Directions
Seattle, WAFiberglass & Gelcoat Repair

About Northwest Marine Fiberglass

Family-owned and operated since the early 1980s, Northwest Marine Fiberglass has built a reputation throughout the Seattle maritime community for expert fiberglass and gelcoat work. Based in Ballard's historic maritime district at 4385 11th Avenue NW, the shop sits within easy reach of Shilshole Bay Marina, the Lake Washington Ship...

What others are saying about Northwest Marine Fiberglass

On the craftsmanship front, Northwest Marine Fiberglass consistently delivers work that leaves boats looking 'factory new' or 'better than new,' with customers praising their expertise in fiberglass repair, gel coat work, and paint jobs that meet Gra...

Reviews sourced from Google

My ThoughtsNorthwest Marine Fiberglass holds a perfect 5.0 rating from 13 reviews, with customers highlighting quality across engine repair, fiberglass work, and boat transport.
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SB

Seaview Boatyard

4.3(50)
206-783-6550Seattle, WAGet Directions
Seattle, WABoat Hauling & TransportBoat Mechanics & Engine RepairMarine Electrical & Electronics

About Seaview Boatyard

Operating from Seattle's historic Ballard maritime district since the early 1980s, Seaview Boatyard has established itself as a comprehensive full-service facility serving recreational boaters, commercial fishermen, and the yachting community throughout Puget Sound. The boatyard's 6701 Seaview Avenue NW location provides direct access to Shilshole Bay, the Ballard Locks, and...

What others are saying about Seaview Boatyard

From major restoration projects on vintage sailboats to routine bottom paint jobs, Seaview Boatyard handles marine work across the full spectrum of complexity and vessel size. Whether customers need mast removal, engine replacement, or cockpit rebuil...

Reviews sourced from Google

My ThoughtsRated 4.3 from 50 reviews, Seaview Boatyard covers a wide scope — engine repair, electrical, fiberglass, and hauling — making it a go-to for owners with multiple service needs.
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UM

Union Marine

4.3(19)
206-462-7360Seattle, WAGet Directions
Seattle, WABoat Mechanics & Engine RepairMarine Electrical & ElectronicsGenerator Service & Repair

About Union Marine

Situated on the shores of Lake Union at 2309 N Northlake Way, this full-service marine facility combines a comprehensive boat dealership with a state-of-the-art service center staffed by factory-trained technicians. Union Marine's Seattle location serves as one of six strategically positioned facilities throughout the Pacific Northwest, providing marine repair and...

What others are saying about Union Marine

Union Marine draws both devoted customers who praise their urgent care and expedited repairs, and frustrated ones citing delayed service and poor communication. Whether handling routine annual maintenance or complex outdrive and transom assembly repl...

Reviews sourced from Google

My ThoughtsUnion Marine carries a 4.3 rating across 19 reviews, with customers noting solid mechanical and electrical work alongside generator service capabilities.
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Lieb Marine Services logo

Lieb Marine Services

4.8(10)
206-284-2820Seattle, WAGet Directions
Seattle, WABoat Hauling & TransportBoat Mechanics & Engine RepairMarine Canvas, Covers & Upholstery

About Lieb Marine Services

Operating from a full-service boatyard in Seattle's Ballard neighborhood since 1986, Lieb Marine Services has built a reputation across Puget Sound for comprehensive yacht repair and boat maintenance spanning nearly four decades. The facility at 1544 NW Ballard Way serves vessel owners throughout Seattle, Tacoma, and King County with convenient...

What others are saying about Lieb Marine Services

Known for tackling the toughest marine problems that leave other shops stumped, Dave at Lieb Marine Services brings decades of experience and diagnostic expertise to every job. What sets them apart is their honest approach - customers consistently me...

Reviews sourced from Google

My ThoughtsLieb Marine Services is rated 4.8 from 10 reviews, with reviewers pointing to attentive service spanning engine repair, electrical work, canvas, and boat hauling.
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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 7 reviews and handles engine repair, electrical, hauling, and detailing — a smaller review base worth weighing before booking.
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SB

Spokane Boat Repair

5.0(98)
(509) 408-3075Spokane Valley, WAGet Directions
Spokane Valley, WABoat Mechanics & Engine RepairMarine Electrical & Electronics

About Spokane Boat Repair

Operating from a dedicated facility in Spokane Valley, Spokane Boat Repair has built a reputation as one of eastern Washington's most responsive mobile marine service providers. Their technicians travel throughout the greater Spokane area and across the Idaho border to Coeur d'Alene, Post Falls, and Liberty Lake, delivering certified outboard...

What others are saying about Spokane Boat Repair

From boat winterization and summerization to Yamaha outboard repairs, reviewers highlight Spokane Boat Repair's mobile service that comes directly to customers' homes and marinas. Their technicians, particularly Charlie, are praised for being punctua...

Reviews sourced from Google

My ThoughtsSpokane Boat Repair carries a 5.0 rating from 98 reviews, though the shop currently responds to 0% of leads on Boatwork — contact directly to confirm availability.
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CM

Clark's Marine & Powersports

4.7(55)
(509) 684-4581Colville, WAGet Directions
Colville, WABoat Surveying & InspectionBoat Mechanics & Engine RepairMarine Electrical & Electronics

About Clark's Marine & Powersports

Operating from a comprehensive facility on Degrief Road, Clark's Marine & Powersports delivers full-service marine repair, maintenance, and parts to boat owners across Stevens County and northeast Washington. The Colville-based business serves as a critical resource for the region's boating community, with customers traveling from nearby Chewelah, Kettle Falls, and...

What others are saying about Clark's Marine & Powersports

From quick stops for snowmobile oil to complex marine electronics installations and outboard tune-ups, Clark's Marine & Powersports handles both routine maintenance and major boat upgrades. Whether customers need parts ordering assistance, trolling m...

Reviews sourced from Google

My ThoughtsClark's Marine & Powersports is rated 4.7 from 55 reviews covering engine, electrical, surveying, and full boatyard services, but currently responds to 0% of leads on Boatwork.
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Madlin Marine logo

Madlin Marine

4.8(54)
(509) 944-1088Spokane, WAGet Directions
Spokane, WABoat Surveying & InspectionBoat Mechanics & Engine RepairMarine Electrical & Electronics

About Madlin Marine

Family-owned and operating since 2014, Madlin Marine has carved out a reputation in Spokane's marine service landscape through specialized engine work, transparent diagnostics, and a technical focus that sets them apart from generalist shops. Based at 7929 N Market Street on Spokane's north side, the business serves boat owners throughout...

What others are saying about Madlin Marine

Known for their unwavering honesty and skilled craftsmanship, Madlin Marine has built a reputation as the go-to boat shop where customers can trust both the work and the pricing. What sets Cole and his team apart is their ability to source hard-to-fi...

Reviews sourced from Google

My ThoughtsMadlin Marine holds a 4.8 rating from 54 reviews across engine repair, electrical, and surveying, though the shop currently responds to 0% of leads submitted through Boatwork.
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