Engineers in Lewiston, ID

Comprehensive list of Lewiston, Idaho based civil, mechanical, electrical, chemical, structural and environmental engineering companies & consultants.

Business Listings

Keltic Engineering, Inc was formed in 2004. We are a full service civil engineering firm located in Lewiston, ID. Our expertise includes: Roadway Design, Construction management, Project management , Consulting engineering, Site plan development, Inspection services, Construction surveying, Grant administration, Water/sewer system design, Feasibility Studies, and Environmental Assessments.


N Wind. is a tiny business leader in the environmental management, engineering, construction, scientific consulting, and information technology industries. Our huge-ranging capabilities enables us to self-perform nearly all kinds of any given work scope, delivering our clients with significant cost savings.


TerraGraphics has been making a difference for twenty five years by successfully incorporating a holistic approach and long-term vision into environmental and engineering projects. Founded in Moscow, Idaho in 1984 as a majority woman-owned consulting company, we realize that solving today's environmental problems requires the coordination of a range of disciplines and expertise.



Eric Olson, PE and Dusty Obermayer, PLS will be joining Ruen-Yeager and Associates in Coeur d'Alene, Idaho and would be glad to supply you quality engineering and land surveying services through that office.


Our web page provides a brief outline of our services and showcases a few past projects. We supply design solutions that are easy to construct, easy on the budget and efficient. Our Principal is a registered civil and structural engineer in 10 western states and Illinois.


Company Profile AEI Engineering supplies electrical and control systems engineering and consulting services to municipal, industrial and commercial customers throughout the Western US. Founded in 2000 we're located in Coeur dAlene, Idaho and have professional engineers registered in the states of Washington, Idaho, Montana, Nevada, Oregon, Wyoming, California, Arizona, Florida, Oklahoma and New Mexico.


HDR is an employee-owned architectural, engineering and consulting company that assists customers manage complex projects and make sound decisions. As an integrated company, HDR supplies a total spectrum of services for our customers. Our team specialists represent 100's of disciplines and partner on blended teams throughout North America and abroad to supply solutions beyond the range of traditional


Tate Engineering. was established in the fall of 2001 with the proposed Lost Creek Development. We have speedily grown to supply complete service Civil Engineering and Land Surveying throughout the North Idaho region. Our projects fortunately encompass a huge spectrum of Civil Engineering disciplines including water system design, sewer system design, storm water treatment and disposal, traffic studies