Welcome To Moser Engine Service, Inc.

Moser Engine Service was founded as an industrial engine service company in 1973 by James Moser and incorporated in the State of Wyoming in 1975. Headquartered in Casper, Wyoming with branches in Gillette, Wyoming and Williston, North Dakota, Moser Engine has continually grown over the last three and a half decades into a full service industrial engine sales, service, supply, and equipment rental company. Moser Engine has distributorships representing numerous lines of industrial engines and equipment, and is an authorized industrial engine distributor for NG Engine. We serve the oilfield, mining, construction and agricultural industries in the Rocky Mountain Region.