From electrical upgrades to fiberglass and engine service, we keep Middle Tennessee boaters on the water. Columbia, TN shop plus mobile marina service to Nashville, Franklin, and area lakes.
Complete marine electrical system design, installation, and troubleshooting. LiFePOâ‚„ conversions, charging upgrades, and more.
Structural and cosmetic fiberglass repair. From minor gelcoat damage to more significant repairs done properly.
Systematic leak detection and repair. We find the source, not just where water ends up, and fix it correctly.
Scheduled maintenance and troubleshooting for inboard and outboard motors to keep you dependable on the water.
Marine generator maintenance, repair, and troubleshooting. Keep your onboard power reliable.
Limited-time service packages to get your boat ready for the season.
Complete spring commissioning to get your boat ready for the season. System checks, engine service, electrical inspection, and hull survey.
Schedule Spring CommissionComprehensive inspection before extended cruising. Electrical systems, charging verification, safety equipment review, and systems testing.
Schedule Pre-Departure InspectionCustom marine electrical system upgrade designed for your boat. LiFePOâ‚„ house bank, charging system, and monitoring for cruising or liveaboard use.
Schedule Power ConsultationMarine electrical work isn't the same as household wiring. Salt water, vibration, and the consequences of failure demand a higher standard.
TwinCraft is an ABYC member organization. All our marine electrical work follows ABYC (American Boat and Yacht Council) standards — the industry benchmark for safety and reliability. This means:
Columbia, TN shop plus mobile service to marinas and ramps across Middle Tennessee.
Columbia, Nashville, Franklin, Hermitage, Murfreesboro, Spring Hill
J. Percy Priest, Old Hickory, Center Hill, Tims Ford
Don't see your marina or lake? Contact us — we likely can still help.
Tell us about your boat and what you need. We'll get you back out there.