Boat Repairs & Maintenance — Lake Simcoe & Innisfil
From small mechanical fixes to full diagnostics, STO Boats provides professional repair and maintenance services for all types of boats. Our mobile and in-shop technicians ensure your vessel runs safely, smoothly, and efficiently all season long.
Mobile Repairs & Diagnostics
Fast, on-site help when you need it.
Electrical troubleshooting and wiring
Fix wiring faults, battery issues, and connection failures.
Engine and system diagnostics
Identify issues fast and keep your boat running smooth.
Cooling and fuel system repairs
Prevent overheating and fuel delivery problems.
Oil changes, filters, and tune-ups
Maintain engine health and extend lifespan.


Prop & Shaft Repair
Keep your driveline smooth, quiet, and powerful.
Shaft Alignment & Replacement
Ensure vibration-free operation and proper thrust.
Propeller Repair & Balancing
Fix damaged blades and restore top performance.
Bearing & Seal Service
Stop leaks before they cause drivetrain damage.
Gearcase Fluid & Inspection
Maintain performance and protect your lower unit.
Upholstery & Interior Restoration
Bring your boat’s interior back to life — fresh, clean, and comfortable.
From small seat repairs to full interior makeovers, STO Boats restores marine vinyl, cushions, and stitching to factory-quality finish. Perfect for boats showing wear after long seasons in the sun.
Ready to book your repairs?
Fill out the form below and our team will contact you within 24 hours.
STO BOATS INC
STO Boats Inc – Premium Dryland Marina for Lake Simcoe, Barrie, Innisfil, Orillia & Muskoka.
Full-service storage, upgrades, detailing, and maintenance for wake & surf performance boats.
1-647-561-18-64
stoboatsinc@gmail.com
Innisfil, Ontario
