Capital Industrial Inc. is a locally owned and operated industrial supply company located in the Mottman Industrial Park in Tumwater, WA and is the home of Olympic Trailer Manufacturing and Olympic Loader Manufacturing.

We specialize in the manufacture, fabrication and repair of many types of equipment. Trailers, from small trailers to tow behind quads or garden tractors to large heavy equipment trailers. Self loaders, for the trucking, logging and marine industry and stationary remote controlled loaders. Truck beds of all types, flatbeds, dumpbeds, specialized equipment, maintenance, service, etc. Complete outfitting of trucks for the logging industry. Custom fabrication of all types, no job is too big or small.

Trailer hitches and trailer wiring.
Rigging, from winch cables to chokers.
Hydraulic hoses.
Hydraulic cylinder repair.
Complete machine shop services.
Custom aluminum fabrication.

Complete industrial supply store stocking all of your hydraulic, hardware, logging, trailer, electrical, tools, shop supplies, safety, fluid supplies, truck boxes, utility beds, axles, springs, jacks, shop equipment, performance accessories, generators, and many other hard to find items.

Being locally owned and operated, means that we care about the local community and its needs. Our ownership and employees have a combined wealth of knowledge that is unsurpassed in the industry.

Custom Designs Services