JMAC Resources
Heavy Civil And Energy Services Contractor
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JMAC Resources


About Us

JMAC Resources is an experienced and innovative heavy civil and energy services contractor with a strong commitment to customer service, quality, safety, and innovation and technology.

Customer Service

Bottom line, our customer service is based on communication. We listen intently to the client’s requirements, offer suggestions based on our experience and expertise, and work to deliver the best possible end result.

We believe in continuous communication with the project owner and engineers to keep them informed throughout the process regarding scheduling, costs, and overall job status.


Quality means getting the job done right, the first time. We utilize continuous process improvement methods along with routine project checks to monitor quality throughout the project.


JMAC Resources has a comprehensive safety program to ensure the health and safety of our employees and reduced operating costs associated with safety failures.

Innovation and Technology

We foster an environment of continuous improvement through the implementation new methods and investments in new technology. We are always seeking new ways of doing the work we do. We use estimating and scheduling software, GPS tools, and other technology to enhance the services we provide.


Steve Hexom formed the company in 1972 and began constructing dams for ranchers and farmers. With the expansion of the oil and gas industry in Williston Basin during the late 1970’s, JMAC Resources began constructing oil locations and lease roads for oil exploration companies.

Since that time, JMAC Resources has remained in the oil exploration market and has seen growth in other areas including highways, dams, landfills, lagoons, mine development, mine reclamation and environmental projects.
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