Trimac Transportation

We are the premier provider of bulk trucking services in North America.

Founded in 1945, J.W. McCaig was the first of three generations to preside over the organization. Trimac has stood the test of time, successfully navigating through the rise and fall of economic cycles. Our mission is to create value for our shareholders by delivering value to our customers safely.

Learn more about the products we can haul for you.

Commercial Services

Trimac is the premier provider of bulk trucking services in North America.  We also provide complementary logistics services, including transload facility operations, distribution management, and freight brokerage.


When it comes to your equipment, trust the experts.

Our experienced mechanics and technicians at National Tank Services, a Trimac Company, understand your equipment, and realize that your equipment is important to you. Truck and trailer services are provided at many of our locations, as well as the ability to do inspections, oil changes, and general maintenance and repairs.


Tank Cleaning

We have the expertise to do the job right.

A Trimac company, National Tank Services, has industry-leading expertise in tank cleaning.  Our experience includes specialty cleaning methods, wastewater management, waste disposal, and regulatory compliance.  Internal tank cleaning and maintenance is an integral part of the transportation of chemical products.  It has become even more prevalent with the increase in, and importance of, two-way (backhauls) system hauling, where between-loads cleaning is always required.