About Us

Road Machinery & Supplies Co. is a distributor of Komatsu and other leading brands of construction equipment, with branch offices throughout Minnesota, Iowa and the Upper Peninsula of Michigan. RMS is committed to supporting its equipment sales and rental activities with timely parts availability and service support to ensure maximum productivity for RMS customers. We look forward to serving you!

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New Equipment

RMS supplies new equipment to meet the needs of many industries including construction, mining, aggregate, forestry, scrap, demolition, industrial, municipal, utility, and attachment markets.

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Used Equipment

RMS offers a wide variety of used construction, paving, aggregate, demolition, and scrap equipment. We accept trades, provide financing, and take consignments.

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RMS has eight branch locations covering Minnesota, Iowa, Illinois, and Michigan to fulfill your equipment needs. Our corporate office is located in Savage, MN. Click below to find a location near you.

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Product Support

RMS dispatches field service technicians from each of our shop locations and have strategically located resident field mechanics to support your equipment. See service menu above to learn more.

Products Represented

Road Machinery & Supplies Co. carries many equipment lines to meet the needs of customers in construction, mining, aggregate, forestry, scrap, demolition, industrial, municipal, and utility industries as well as attachment markets. Contact your local office or territory manager to learn more about specific machinery.

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Komatsu all_mineral.jpg astec_bulk.jpg astec.jpg Epiroc2 kpijci.jpg carlsonj.jpg Dynapac2 genesis.jpg gomaco.jpg gorman_rupp.jpg groove.jpg hyundai.jpg kpijci.jpg LB Performance LeeBoy2 loadking.jpg morooka.jpg npk.jpg roadtec.jpg Rosco2 R Way sandvik.jpg sennebogen.jpg surestrike.jpg takeuchi.jpg timber_pro.jpg Volvo2

Used Equipment

Whatever your equipment needs are - RMS can provide them for you. RMS offers a wide variety of used construction, paving, aggregate and, demolition and scrap equipment including Komatsu, John Deere, Caterpillar, Volvo, KPI to name a few.  RMS takes in trades, purchases used equipment and offers consignment programs.

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Komatsu is a leading manufacturer of technologically advanced machines with innovative programs to support them. For more information on Komatsu click on any of the items to the right


See how much smarter and faster your operation can run with cutting edge technology. Road Machinery & Supplies Co. offers Komatsu iMC equipment with integrated GPS technology, Propeller drone and software mapping services, GPS Training, iMC demo events and more. Smart Construction can make your jobsites more efficient from start to finish. Contact your TSE (Technology Solutions Expert) or click below to learn more.

Mining Equipment

Road Machinery & Supplies Co. supports equipment supplied to mining customers in Minnesota and Michigan's Upper Peninsula. RMS is a world class supplier of Komatsu mining trucks, shovels, dozers, Atlas Copco drills, Westech truck bodies, Gorman Rupp pumps, and much more. Reliable, high quality equipment and outstanding product support is our commitment to exceeding mining customers' expectations.

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