JONES & DEMILLE ENGINEERING, INC.

JONES & DEMILLE ENGINEERING, INC. specializes in civil and environmental engineering services focused on watershed management, dam rehabilitation, and feasibility analysis for federal land and water resources. The firm delivers comprehensive preliminary investigation feasibility reports (PIFRS), watershed planning, and environmental assessments tailored to the unique hydrologic and ecological challenges of remote and sensitive watersheds. Their technical expertise includes hydraulic modeling, dam safety evaluations, sediment transport analysis, and compliance with NEPA and ESA requirements, with demonstrated proficiency in designing supplemental rehabilitation plans for aging infrastructure in arid and mountainous regions such as Arizona, California, and Alaska. A key differentiator is their ability to integrate field data collection, stakeholder coordination, and regulatory permitting into cohesive, science-based solutions that support long-term ecosystem resilience and public safety. The contractor maintains a consistent and deep relationship with the U.S. Department of Agriculture, particularly through the Natural Resources Conservation Service (NRCS). Their work supports NRCS mission-critical programs involving watershed rehabilitation, flood risk mitigation, and infrastructure modernization across the Western United States, including Region 4 and Alaska. This sustained engagement reflects a trusted partnership in delivering technical services for conservation and water resource stewardship under USDA’s conservation authorities. The primary NAICS code, 541330, reflects a focused specialization in engineering services for public infrastructure and environmental systems. The firm’s market positioning centers on the federal conservation and water resources sector, with vertical expertise in rural water infrastructure, dam safety, and watershed-scale environmental planning. Their work bridges civil engineering, environmental science, and regulatory compliance, serving as a niche provider for complex, multi-jurisdictional projects requiring interdisciplinary coordination. JONES & DEMILLE ENGINEERING, INC. is a small, locally based firm headquartered in Richfield, Utah, operating under a 2L entity structure. While no government certifications are listed, their consistent performance on USDA contracts demonstrates proven reliability in delivering high-stakes environmental engineering services across challenging geographies in the Western U.S.