Our mission is to be the safest, most efficient, quality producing contractor in our industry.  We will achieve this through knowledgeable, accountable, well-trained employees, who are dedicated to safety and quality, and by maintaining a productive, well-maintained, and late model fleet of equipment.  We will focus on building and maintaining long-term relationships with our contractors and suppliers by following open lines of communication, honesty, fairness and consistency.

M.A. DeAtley Construction, Inc. is a regional highway, earthen construction, and excavation company established in 1999 with a rich history in Washington, Idaho, Oregon, and Montana.

M.A. DeAtley Construction managers range from 10 to 40 years of experience in their respective specialties.  Project managers are on location with assigned responsibility and accountability for their projects.  They are supported by administrative staff located at the corporate office and shops in Clarkston WA.

The company operates a significant fleet of owned equipment including dozers from D4’s to D11’s, large off-road dump trucks, scrapers, excavators, graders, compactors, lowboys, and belly dumps.  M.A. DeAtley Construction utilizes state-of-the-art technology including computerized GPS and laser controllers for precise and automatic grade control.  The equipment is supported by on-site technicians.  Many of the project’s supplies, parts, and consumables are purchased in communities adjacent to the projects.

M.A. DeAtley Construction provides services in highway construction, earthen construction, building and site development, windmill contraction and landfill contracting in the federal, state, public and private industries.

M.A. DeAtley Construction, Inc. is a continuously growing and consistently profitable company with projects ranging from $100,000 to $50,000,000.