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Trusted Generator Service & Repair in Washington (2026)

Finding reliable Generator Service & Repair in Washington means trusting your boat's power system to someone with a proven track record. This list highlights well-reviewed local marine pros who handle generator diagnostics, repair, and maintenance across the state. Compare quotes from these trusted contractors to find the right fit for your vessel.

By Boatwork in Washington·6 pros·1107 lists by this author·June 20, 2026·Updated July 16, 2026
6 pros
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 ThoughtsRated 4.5 stars across 31 reviews, Coastal Marine Engine brings 42+ years of hands-on experience in boat mechanics and generator service — a long-standing track record worth considering.
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Aaron's Marine Service logo

Aaron's Marine Service

4.6(59)
253-564-1644Tacoma, WAGet Directions
Tacoma, WABoat Mechanics & Engine RepairMarine Electrical & ElectronicsGenerator Service & Repair

About Aaron's Marine Service

Situated in Tacoma, California, Aaron's Marine Service operates as a certified Mercury, MerCruiser, and Volvo Penta dealer specializing in comprehensive marine repair and service. The business has built its reputation on providing year-round care for recreational boaters throughout the region, addressing everything from routine maintenance to complex engine repowers. Their...

What others are saying about Aaron's Marine Service

Across the reviews, Aaron's Marine Service earns recognition for deep technical know-how and a genuine willingness to help customers — whether that means walking someone through a DIY fix, tracking down hard-to-find parts, or solving engine problems...

Reviews sourced from Google

My ThoughtsAaron's Marine Service holds a 4.6-star rating from 59 reviews and covers a broad range of work including generator service, marine electrical, and general boat repair and maintenance.
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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 earns 4.3 stars from 19 reviews, with specialties spanning generator service, boat mechanics, and marine electrical work — a solid multi-discipline option.
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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 ThoughtsSeattle Boat Company carries a strong 4.7-star rating from 119 reviews and specializes in generator service alongside marine AC and engine repair, though response rates on Boatwork are currently low.
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Hullux Marine Electrical logo

Hullux Marine Electrical

5.0(94)
206-488-5311Seattle, WAGet Directions
Seattle, WAMarine Electrical & Electronics

About Hullux Marine Electrical

Operating out of Seattle, Hullux Marine Electrical has built a reputation as a focused specialist in boat electrical and electronics systems for the Pacific Northwest's diverse boating community. Founded by Justin, a marine electrician with over 15 years of hands-on experience working on vessels of all sizes, the business brings...

What others are saying about Hullux Marine Electrical

The reviews paint a picture of a business known for exceptional marine electrical expertise and reliability. On the quality front, customers consistently praise Hullux Marine Electrical for professional workmanship, detailed explanations of complex e...

Reviews sourced from Google

My ThoughtsHullux Marine Electrical holds a perfect 5.0-star rating from 94 reviews, with a focus on marine electrical and generator service — note that they are not currently responding to leads on Boatwork.
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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 has a 4.8-star rating from 10 reviews and offers a wide mix of services including marine electrical and boat mechanics, though they are not currently responding to leads on Boatwork.
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