ICF Sub, Inc.
CALL 251-550-8742 EMAIL MIKE
A large white boat docked at a pier.

Reliable Marine Repair You Can Trust.

DIESEL EXPERTS. PERSONAL SERVICE.
GET BACK ON THE WATER.

Specializing in diesel engine service and repair for small personal craft and liveaboard boats. From routine maintenance to emergency repairs, ICF Sub, Inc. keeps you cruising with confidence.

Marine diesel engine being serviced

Expert Diesel Engine Service.

ROUTINE MAINTENANCE. EMERGENCY REPAIRS.
FAIRHOPE TO PENSACOLA.

Serving boat owners across the Gulf Coast with professional marine diesel repair, preventative maintenance, and emergency service when you need it most.

A white boat with a blue hull in the ocean.

Boats Should Be Fun.

WE HELP GET YOU BACK IN THE WATER.
FAST, RELIABLE SERVICE.

When your boat's out of commission, your fun stops. We specialize in quick turnaround marine repairs so you can get back to enjoying the water with your family.

Diesel Engine Specialists

Years of hands-on experience

Honest Work Fair Pricing

No upsell. No surprises.

Mobile Service Available

We come to you in South Alabama

Fast Turnaround

More time on the water, less time in the shop

SERVICES

Complete Marine Repair & Maintenance

A blue and white image of a lightning bolt.

Diesel Engine Service & Repair

Diagnostics, tune-ups, overhauls, and repowers for all major diesel engine brands.

A wrench and a bottle of water.

Preventative Maintenance

Oil changes, filter replacements, coolant systems, and seasonal inspections.

Blue and white logo for ICF Sub Inc.

Fuel System Services

Fuel polishing, injector service, fuel lift pumps, and contamination removal.

Lightning bolt logo for ICF Sub Inc.

Electrical Systems

Battery systems, charging issues, wiring, lights, and more.

A blue and white snowflake logo for ICF Sub Inc.

A/C & Climate Systems

Inspection, repair, and maintenance to keep you cool and comfortable.

A blue and white boat with a white top.

Liveaboard Support

Systems checks, upgrades, and ongoing support for full-time boaters.

Other Services: Plumbing, Bilge Pumps, Steering Systems, Thru-Hulls, And More

A boat control panel with a black knob and a white background.
ABOUT ICF SUB, INC.

Local. Experienced. Dependable.

ICF Sub, Inc. is a full-service marine repair business based in South Alabama, serving boaters from Mobile Bay to the Florida Panhandle. We specialize in small personal craft and liveaboard boats with diesel engines—delivering expert solutions with honest, personal service.

Whether you're preparing for a weekend getaway or living aboard full-time, we're here to keep your boat safe, reliable, and ready.

Mike
Owner / Marine Technician
ICF Sub, Inc.
ICF Sub, Inc.

Boat Problems? Let's Fix Them.

Get in touch today for a fast response and expert marine repair.

CALL 251-550-8742 EMAIL MIKE