Welcome to McNational Inc's. Home page. We operate 34 towboats and 5 shipyards. The yards are located in South Point, Ohio-Cincinnati, Ohio Alton,Illinois, Harahan LA and Paducah, Ky. Our Towboats operate between Pittsburg, Pa. and St.Paul, MN. We provide full support services for the river industry from these locations. We overhaul main engines, drydock vessels and barges, sell fuel-lube oil-line and rigging. We operate 24hrs per day year round. You can contact us by calling:( McGinnis Inc.- 740 377 4391)-(National Maintenance and Repair- 800 325 3625) or for your line haul towing needs- (Excell Marine Corp 513 792 9291) (National Maintenance and Repair-Harahan, LA-1 504 733 4190)(National Maintenance and Repair of Kentucky-1 270 898 4000).Also, if you are unfortuntate enough to have an oil spill, call Inland Rivers Environmental Inc. for a quick response and cleanup at 800 595 5332.We provide outsource and management services for terminals and power plants. We can provide the equipment and crews to reduce your costs and increase your profits. We've been in the river business for almost 100 years and will be here another 100 years to serve our customers. We'll be updating this site often so stop back by and when you are in our area be sure to stop in and visit with us. .