Altrui Bros Truck Sales is a private company that has, since 1973, been staffed by a small number of employees who specialize in truck and boat body repair, diesel engine parts sales and services, and wholesale manufacturing. Their motto is, "Brain power you can rely on." While their major clients are of the commercial and industrial sort, they also serve residental clients. Major brands include Allison, Cat Diesels, Caterpillar, Cummins, Detroit, and Isuzu.