Sea Tech

What Sea Tech does

Sea Tech Marine Electronics is a privately held marine electronics dealer, installer, and repair service founded in 1999 and headquartered in Naples, Florida. Operating under the legal name Seatech, the company serves recreational boat owners and boat dealers/manufacturers across Southwest Florida, with a regular service area covering Collier and Lee Counties and extended coverage into Charlotte and Sarasota Counties. It positions itself as the largest marine electronics dealer in Southwest Florida.

The company carries direct dealerships with most major marine electronics manufacturers, including Garmin, Raymarine, Simrad, Furuno, FLIR, KVH, Simrad/Lowrance-adjacent lines, SeaStar Optimus 360, Dockmate, Seakeeper, Fischer Panda, Webasto, Dometic, Lumishore, Quick, Aigean Networks, and others. Its product portfolio spans navigation (chartplotters, radar, fishfinders, autopilots), communication (VHF/AIS, satellite via KVH and Starlink Maritime), entertainment (Fusion, JL Audio), vessel control (joystick steering, thrusters, remote docking), safety/thermal imaging, climate control, watermakers, and stabilization. Services include new boat installation, refit and upgrade with in-house CNC fabrication and welding, repair (including specialized lightning damage evaluation and ABYC-certified corrosion assessment), and warranty service, with a distinctive five-year installation workmanship guarantee and a free loaner program for installed equipment.

Revenue is generated through a hybrid model combining hardware resale from multi-brand dealerships and professional services (installation, refit, repair, warranty). Go-to-market is direct-to-consumer via a Naples showroom, mobile on-site service at customer docks/marinas with no travel charges within the standard service area, regional boat show presence (Fort Myers, Bonita Springs, Naples, Marco Island), word-of-mouth referrals, and channel partnerships with local boat dealers and manufacturers for new-boat rigging. The company is privately owned, with Eric Tolnai identified as a co-owner; no external institutional investors, funding rounds, or M&A activity are disclosed.

Name

Sea Tech

Legal name

Seatech

Website

https://seatech.net

Company type

Private

Founded year

1999

Operating status

Operating

Headcount range

11–50 employees

Short description

Sea Tech Marine Electronics is a privately held, Naples, Florida-based marine electronics dealer and installer founded in 1999, serving boat owners and dealers across Southwest Florida with multi-brand hardware sales, mobile installation, repair, and a five-year installation guarantee.

Ownership category

akta.pro rank

Product category

Marine Electronics Services

NAICS

Ship Building and Repairing (336611), Support Activities for Water Transportation (4883)

SIC

Ship & Boat Building & Repairing (3730), Electronic & Other Electrical Equipment (No Computer Equip) (3600), Search, Detection, Navagation, Guidance, Aeronautical Sys (3812)

akta.pro primary industry

Marine Electrical Installation, Commissioning & Field Services (IMAJAJAL)

akta.pro secondary industries

Electrical, Automation & Control Systems Repair (TLAKAKAG), Marine Safety & Navigation Electronics Retail (PFDs, EPIRBs, GPS, VHF) (CRAMAIAH), Safety, Risk & Compliance Engineering (SOLAS, Class Rules, HAZID/HAZOP, FMEA) (IMAJAGAJ)

Keywords

• Marine electronics sales
• Marine electronics installation
• Boat electronics repair
• Marine systems integration
• Marine technology service

Headquarters

HQ city

Naples

HQ country

United States

HQ region

North America

Offices1 record

Markets served

GTM type

B2C

Offering type

Services

Cost components

Personnel, Operations, Marketing or Sales, Technology or R&D, Infrastructure

Revenue model

1. Marine Electronics Sales: Sale of marine electronics products including navigation systems (GPS/chartplotters, radar, fishfinders), communication equipment (VHF radios, AIS, satellite communications), entertainment systems (marine audio, speakers, satellite TV), vessel control systems (joystick steering, thrusters), electrical systems, lighting, and safety equipment (EPIRB, PLB). Products sourced from multiple manufacturer dealerships including Garmin, Raymarine, Simrad, Furuno, FLIR, and others.
2. Installation Services: Professional marine electronics installation services following ABYC and NMEA protocols. Services include new boat installation, refit/upgrade of existing electronics, complete dash reconfiguration and rewiring, custom fabrication using CNC router, welding and design capabilities.
3. Repair Services: Repair services for marine electronics including specialized lightning damage repair, corrosion evaluation and correction, general troubleshooting and repair. Services extend to all brands regardless of where originally installed.
4. Warranty Service: Warranty service for factory-installed equipment and products installed by other companies. As Garmin repair facility and KVH tier II trained company, can perform repairs locally that others would have to return to factory. Assists customers with claim processing.

Go-to-market motion1 record

Distribution channels3 records

Marketing channels3 records

Core offering

Sea Tech is a marine electronics dealer and service provider that sells, installs, repairs, and upgrades navigation, communication, entertainment, vessel control, electrical, climate control, and safety equipment on boats. The company operates a showroom in Naples, Florida, and offers mobile installation and repair services at customer docks and marinas across Southwest Florida. Services follow ABYC and NMEA installation protocols and include a unique five-year guarantee on installation workmanship.

Product overview

Sea Tech is a marine electronics dealer and installation service company serving Southwest Florida since 1999. The company offers a comprehensive portfolio of marine technology products organized into categories including navigation electronics (multi-function displays, chartplotters, radar, fishfinders, depth sounders), communication systems (VHF radios, AIS, satellite internet via Starlink and KVH), entertainment (Fusion and JL Audio marine audio systems), vessel control (Optimus 360 joystick, thrusters, autopilot, Dockmate remote control), safety equipment (EPIRB, PLB, FLIR thermal cameras), electrical systems, climate control (Dometic and Webasto air conditioning), and watermakers (Sea Recovery). The company also offers professional installation, repair, refit/upgrade services, and a unique 5-year guarantee on installation workmanship. Products span major brands including Garmin, Raymarine, Simrad, Furuno, FLIR, Lumishore, Fischer Panda, Seakeeper, and many others. Sea Tech follows ABYC and NMEA installation protocols and provides mobile installation and repair service at customers' docks or marinas.

Differentiator

Problem solved

Functional benefit

Products and services

• Marine Electronics Installation Professional installation of marine electronics following ABYC and NMEA protocols, covering wire, connections, hydraulic lines, transducer installations, and full system integration for boat owners and new boat builders in Southwest Florida.
• Marine Electronics Repair Troubleshooting and repair of marine electronics including specialized lightning strike damage evaluation and ABYC-certified corrosion assessment. Services extend to all brands regardless of where equipment was originally installed.
• Marine Refit and Upgrade Complete boat electronics transformation services including dash reconfiguration, full rewiring, custom fabrication using CNC routing, welding, and design capabilities to upgrade existing vessel electronics systems.
• Warranty Service Warranty service for factory-installed equipment and products installed by other companies, performed under direct dealer authorizations such as Garmin repair facility and KVH tier II certification, enabling local repairs that would otherwise require factory return.
• Five-Year Installation Guarantee Comprehensive five-year guarantee on installation workmanship covering wire sizing, corrosion-free electrical connections, hydraulic line integrity for autopilots, and transducer installations against seawater leakage into hull. Includes a free loaner program for Sea Tech-supplied equipment needing service.
• Marine Navigation Electronics Sale of navigation electronics including multi-function displays, chartplotters, fishfinders, radar, autopilot systems, sonar transducers, and depth sounders from brands such as Garmin, Raymarine, Simrad, Furuno, and Airmar.
• Marine Communication Systems Sale of marine communication equipment including VHF radios with DSC and AIS integration, satellite TV, satellite internet (KVH and Starlink Maritime), and marine WiFi antennas and routers.
• Marine Audio and Entertainment Sale of marine audio systems including stereos, speakers, subwoofers, and amplifiers from Fusion, JL Audio, and other marine-grade entertainment brands.
• Vessel Control Systems Sale and installation of vessel control systems including Optimus 360 joystick steering, SeaStation GPS anchoring, SeaWays autopilot, Dockmate wireless remote control, bow and stern thrusters, and Rhodan GPS-guided trolling motors.
• Marine Climate Control and Generators Sale, installation, and service of marine air conditioning systems (split, self-contained, reverse cycle, chiller configurations) from Dometic and Webasto, plus Fischer Panda fresh water-cooled generators.
• Marine Stabilization and Watermaker Systems Sale and installation of Seakeeper and Quick gyroscopic stabilization systems to reduce vessel roll, plus Sea Recovery watermaker desalination systems, serving as the premier dealer for the West Coast of Florida from Tampa to Marco Island.
• Marine Safety Equipment Sale and installation of marine safety equipment including FLIR thermal and visible imaging cameras for nighttime navigation and search and rescue, plus EPIRB, PLB, and AIS emergency signaling devices.
• Marine Electrical Systems and Lighting Sale of marine electrical components including CZone digital switching systems, Maretron vessel monitoring, Blue Sea Systems panels and breakers, and Lumishore marine LED lighting systems for underwater, flood, and spotlight applications.

Quantifiable outcome

• 5-year guarantee covers installation practices including wire, connections, hydraulic lines, and transducer installations
• +2 more outcomes

Named customers6 records

Segments3 records

Ideal customer profiles2 records

Technology focussed No

API detail

Has API

No

API docs

API detail

Core technology

AI maturity

App detail

Feature4 records

Partnerships

16 partnerships are on record, tiered core.

• GarmincoreTechnology or IntegrationDirect dealer for Garmin marine electronics including chartplotters, fishfinders, radar, and Fusion audio products. Authorized Garmin repair facility.
• RaymarinecoreTechnology or IntegrationDirect dealer for Raymarine marine electronics including Axiom multifunction displays, radar, and thermal cameras.
• SimradcoreTechnology or IntegrationDirect dealer for Simrad marine electronics including chartplotters, fishfinders, and VHF radios.
• FurunocoreTechnology or IntegrationDirect dealer for Furuno marine electronics including combo units and fishfinders.
• FLIRcoreTechnology or IntegrationDirect dealer for FLIR maritime thermal cameras including M300 Series.
• KVHcoreTechnology or IntegrationKVH tier II trained company, authorized for KVH satellite communications equipment service and repair.
• Fischer PandacoreTechnology or IntegrationAnnounced November 2017 - offers installation and service for Fischer Panda generators including 100% fresh water-cooled asynchronous generators.
• WebastocoreTechnology or IntegrationDealer for Webasto marine cooling and refrigeration solutions including air conditioning systems.
• Sea RecoverycoreTechnology or IntegrationPremier dealer for Sea Recovery watermaker systems covering West Coast of Florida from Tampa to Marco Island. Expanded relationship as of September 2015.
• SeakeepercoreTechnology or IntegrationCertified Seakeeper dealer (training completed June 3, 2015) for gyro stabilization systems. Provides installation and service in Southwest Florida.
• SeaStar Solutions (Optimus 360)coreTechnology or IntegrationDirect dealer and installer for SeaStar Optimus 360 joystick steering systems, SeaStation GPS anchoring, and SeaWays autopilot.
• DockmatecoreTechnology or IntegrationDealer for Dockmate wireless remote vessel control systems. Received official factory approval from Volvo Penta for integration.
• RhodancoreTechnology or IntegrationAnnounced September 2021 - offers installation for Rhodan HD GPS Anchor+ trolling motors with GPS-guided and wireless control.
• DometiccoreTechnology or IntegrationDealer for Dometic marine products including Cruisair air conditioning systems.
• LumishorecoreTechnology or IntegrationDealer for Lumishore marine LED lighting systems including above-water flood lights and spotlights.
• Aigean NetworkscoreTechnology or IntegrationDealer for Aigean Networks marine WiFi antennas and routers. Announced February 2016.

Scale indicators3 records

Recent moves7 records

Expansion highlights5 records

Broad incumbents

• Jamestown Distributors: Jamestown Distributors is a mail-order and online marine retailer serving boatbuilders, yards, and owners with hardware, electrical, and electronics supplies. It competes with Sea Tech in marine electronics distribution but is primarily a parts retailer without a field installation business model.
• Wholesale Marine: Wholesale Marine is an online marine retailer offering marine electronics, electrical, and accessories from major brands. It is comparable to Sea Tech on the retail side of marine electronics but lacks a local installation, repair, or warranty service capability.
• MarineMax: MarineMax is the largest U.S. recreational boat dealer with related financing, brokerage, and service operations. It is comparable to Sea Tech in that new boat deliveries include electronics rigging and warranty service, but MarineMax operates nationally and across the full boat sales lifecycle rather than specializing in electronics.
• West Marine: West Marine is the largest U.S. specialty retailer of marine parts, accessories, and electronics, with hundreds of stores plus installation services. It overlaps with Sea Tech on marine electronics retail, basic installation, and warranty handling, but operates at national scale and across many product categories beyond electronics.
• Defender Marine: Defender Marine is a large direct-to-consumer marine retailer with one of the broadest marine electronics catalogs in the U.S. It overlaps with Sea Tech in the marine electronics product side (Garmin, Raymarine, Simrad, Furuno, FLIR, etc.) but competes primarily on price and shipping rather than installation and field service.
• Fisheries Supply: Fisheries Supply is a long-established Pacific Northwest marine retailer carrying electronics, safety, and vessel systems. It overlaps with Sea Tech on marine electronics retail and dealer relationships but operates regionally from Washington State with a different geographic footprint.

Direct peers

• Imtra: Imtra is a New England-based marine equipment distributor and installer serving yacht builders, dealers, and owners with products across lighting, controls, electrical, and electronics. It is comparable to Sea Tech as a multi-brand marine systems distributor with installation and technical service capability, though with a more commercial/yacht-builder tilt.

Emerging players

• BoatFix: BoatFix is a digital-first mobile marine service platform connecting boat owners with on-demand marine technicians and concierge support. It is comparable to Sea Tech's mobile dock-side service model and could emerge as a digital aggregator competing for the same on-water service demand.

Others

• BoatUS (Boat Owners Association of The United States): BoatUS is a membership-based association providing marine towing, insurance, and consumer services including a directory of marine services and technicians. It is comparable to Sea Tech as a marine service ecosystem participant but does not sell or install electronics itself.
• Safe Harbor Marinas: Safe Harbor Marinas is the largest U.S. owner and operator of recreational marinas, offering in-yard marine services including electronics, repairs, and storage. It is comparable to Sea Tech as an end-customer channel and adjacent service provider, though it is a marina operator rather than a dedicated electronics specialist.

Market position

Strengths5 records

Weaknesses5 records

Competitive moat5 records

Key risks5 records

Key highlights7 records

Customer concentration

• Facebookfacebook.com/Seatechmarine
• LinkedInlinkedin.com/company/sea-tech-marine-electronics

Revenue estimate

Valuation estimate

Number of profiles

Profiles1 record

Funding overview

Funding rounds

Investors

Funding detail is available on the Subscription and Enterprise plan.Contact sales →

M&A

Investments

M&A and investment is available on the Subscription and Enterprise plan.Contact sales →

Frequently asked questions about Sea Tech