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Marathon, FL: Best Marine Electrical & Electronics (2026)

When it comes to Marine Electrical & Electronics in Marathon, FL, owner reviews are one of the clearest signals of a contractor worth trusting. This list surfaces the local pros who have collected the most verified feedback from real boat owners on Boatwork. Browse the rankings below and request a free estimate from the pro that fits your project.

By Boatwork in Marathon, FL·8 pros·1107 lists by this author·June 7, 2026·Updated July 4, 2026
8 pros
Davis Marine Systems logo

Davis Marine Systems

5.0(64)
(305) 942-1795Marathon, FLGet Directions
Marathon, FLBoat Mechanics & Engine RepairMarine Electrical & ElectronicsBoat Repair & Maintenance

About Davis Marine Systems

Operating as a fully mobile marine technician service in the Florida Keys, Davis Marine Systems has built a reputation for bringing certified expertise directly to boat owners throughout Marathon and the surrounding areas. Founded and operated by Thomas Davis, a Certified Marine Technician, the business specializes in servicing Yamaha, Mercury,...

What others are saying about Davis Marine Systems

What stands out most across reviews is Tom's exceptional responsiveness and willingness to help boaters in emergency situations, often arriving within hours or even answering calls on weekends to get customers back on the water. The reviews make clea...

Reviews sourced from Google

My ThoughtsBacked by 64 reviews and a 5.0 rating, Davis Marine Systems is the most-reviewed electrical and electronics contractor on this list, with 16-plus years in business spanning engine repair and boat maintenance as well.
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Island Boat Wiring logo

Island Boat Wiring

5.0(20)
2153852627Marathon, FLGet Directions
Marathon, FLMarine Electrical & ElectronicsBoat Repair & Maintenance

About Island Boat Wiring

Centrally located in Marathon, Florida, Island Boat Wiring delivers expert marine electrical services throughout the Florida Keys. The business is built on a foundation of professional certification, technical expertise, and a commitment to bringing mobile marine electrical solutions directly to boat owners wherever their vessels are docked or moored. Island...

What others are saying about Island Boat Wiring

Reading through the feedback, one pattern emerges: from complex electrical troubleshooting on 35-year-old boats to Garmin GPS installations and windlass repairs, customers consistently praise Kevin's ability to quickly diagnose problems that have stu...

Reviews sourced from Google

My ThoughtsIsland Boat Wiring holds a 5.0 rating across 20 owner reviews, focusing specifically on marine electrical and electronics alongside general boat repair and maintenance.
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Old Town Marine logo

Old Town Marine

5.0(48)
(786) 373-0654Marathon, FLGet Directions
Marathon, FLBoat Mechanics & Engine RepairMarine Electrical & ElectronicsGenerator Service & Repair

About Old Town Marine

Operating throughout the Florida Keys from Key West to Key Largo, Old Town Marine has built a reputation for delivering professional mobile boat repair services directly to customers' docks. Based in Marathon, this marine service provider specializes in bringing comprehensive repair and maintenance capabilities to vessels wherever they're moored, eliminating...

My ThoughtsWith 36 reviews averaging a 5.0, Old Town Marine is one of the stronger-reviewed full-service shops here, covering electrical, engine repair, generator service, and marine plumbing.
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OnBoard Rigging logo

OnBoard Rigging

4.5(25)
239-244-7700Marathon, FLGet Directions
Marathon, FLRigging & Sail ServicesMarine Electrical & ElectronicsYacht Engineering & Systems

About OnBoard Rigging

Based in Marathon, Florida, OnBoard Rigging has established itself as a full-service rigging and marine systems specialist serving Southwest Florida's sailing community. The business focuses on delivering quality workmanship at competitive prices, with a commitment to responsive service that gets boat owners back on the water quickly. Their expertise spans...

What others are saying about OnBoard Rigging

A common theme in the reviews is praise for OnBoard Rigging's expertise across multiple marine services, from standing rigging replacement and solar panel installation to windlass installation and radar dome mounting. Customers consistently highlight...

Reviews sourced from Google

My ThoughtsOnBoard Rigging has earned a 4.5 rating from 25 reviewers, with a scope that spans marine electrical, rigging and sail services, and broader yacht engineering and systems work.
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SALT Marine - Sea Air Land Technologies logo

SALT Marine - Sea Air Land Technologies

5.0(5)
(305) 306-7307Marathon, FLGet Directions
Marathon, FLMarine Electrical & ElectronicsGenerator Service & RepairMarine AC & Climate Control

About SALT Marine - Sea Air Land Technologies

Based in Marathon, Florida, SALT Marine specializes in renewable energy lifestyle systems designed to power cruising boats and off-grid living adventures throughout the Florida Keys and beyond. The company has established itself as a comprehensive resource for vessel owners seeking energy independence through advanced marine systems integration. SALT Marine's core...

What others are saying about SALT Marine - Sea Air Land Technologies

Customers repeatedly praise SALT Marine's exceptional responsiveness and willingness to go above and beyond for boat owners in need. Reviewers consistently highlight Bob and his team's expertise with solar systems, AC units, electrical issues, and ma...

Reviews sourced from Google

My ThoughtsSALT Marine carries a 5.0 rating from 5 reviews so far, specializing in marine electrical and electronics, generator service, AC and climate control, and yacht systems.
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KB

Kahuna Boat Wiring And Rigging

3.2(21)
(305) 304-2600Marathon, FLGet Directions
Marathon, FLRigging & Sail ServicesMarine Electrical & ElectronicsBoat Repair & Maintenance

About Kahuna Boat Wiring And Rigging

Specializing in marine electrical systems and rigging services in the heart of the Florida Keys, Kahuna Boat Wiring And Rigging has built a reputation for delivering reliable solutions to vessel owners throughout the Marathon area. The business focuses on the critical systems that keep boats operational and safe, from complex...

What others are saying about Kahuna Boat Wiring And Rigging

A common theme in the reviews is mixed experiences with Kahuna Boat Wiring And Rigging's marine electronics and electrical work. Reviewers describe their responsiveness as excellent, with many noting they show up on time and provide quick service whe...

Reviews sourced from Google

My ThoughtsKahuna Boat Wiring And Rigging has 21 owner reviews on file with a 3.2 rating, offering marine electrical, rigging and sail services, and general boat repair.
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SM

Sequeira Marine Services

5.0(6)
(305) 465-0258Marathon, FLGet Directions
Marathon, FLBoat Mechanics & Engine RepairMarine Electrical & ElectronicsBottom Painting & Antifouling

About Sequeira Marine Services

Operating out of Marathon in the heart of the Florida Keys, Sequeira Marine Services has built a reputation for meticulous outboard engine care and comprehensive vessel maintenance. The business specializes in keeping boats operational and ready for the water through detailed preventative maintenance programs and expert repair services. Their approach...

What others are saying about Sequeira Marine Services

The reviews paint a picture of a business known for both exceptional technical expertise and outstanding customer service. From boat tilt repairs to comprehensive vessel maintenance, Sequeira Marine handles each project with the same level of precisi...

Reviews sourced from Google

My ThoughtsSequeira Marine Services shows a 5.0 rating from 6 reviews, handling marine electrical alongside engine repair, fiberglass and gelcoat work, and bottom painting.
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Spear Point Mobile Marine logo

Spear Point Mobile Marine

5.0(3)
(305) 239-6903Marathon, FLGet Directions
Marathon, FLBoat Mechanics & Engine RepairMarine Electrical & ElectronicsBoat Towing & Emergency Service

About Spear Point Mobile Marine

Operating throughout the Florida Keys, Spear Point Mobile Marine has established itself as a specialized mobile marine service provider serving Marathon, Islamorada, Big Pine Key, Key Largo, and surrounding communities. With a focus on bringing professional boat repair directly to customers' vessels, this mobile marine service eliminates the hassle of...

What others are saying about Spear Point Mobile Marine

A common theme in the reviews is customers praising Moses and his team for their exceptional reliability and professionalism. Reviewers consistently describe Spear Point Mobile Marine as honest and trustworthy, with one customer noting how rare it is...

Reviews sourced from Google

My ThoughtsSpear Point Mobile Marine has 3 reviews on file with a 5.0 rating, offering mobile convenience for electrical work, engine repair, towing, and general boat maintenance.
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