About Us
Founded in 1982 by Idaho native Duane Barnes in Caldwell, Barnes Construction is dedicated to serving the people of the Treasure Valley, both newcomer and long time residents.
Family Owned & Operated
Idaho Born & Raised
Committed to Integrity
Committed to Excellence
The Barnes Construction Story
We’ve Been Building, Remodeling and Improving Homes in Idaho Since 1982
Barnes Construction has been in the general contracting and construction business in the Treasure Valley since 1982.
In that time, we’re proud to have built a solid reputation and good working relationships with our sub-contractors and suppliers as well as the county and city building officials in the Caldwell-Nampa-Boise area.
We are enthusiastic to provide you with the quality and experience needed to complete any project in a timely and professional manner.
Our Mission
To serve the Caldwell-Nampa-Middleton area and the Idaho Treasure Valley with top notch customer service and excellent build quality homes and structures.
Our Vision
All of our customers deserve to live in a well-built home with a sound structure. We strive to build, improve and remodel to meet and exceed the expectations of our valued patrons who invest their trust in us.
Our Leadership

Duane Barnes
Founder & CEO
Over 40 years construction experience, most of them as business owner.
Duane is a lifetime resident of the Caldwell, Idaho area. He graduated from Greenleaf Friends Academy in 1975 and entered construction shortly thereafter. He married the love of his life, Kathy, in 1977. Duane and Kathy have 3 sons and 13 grandchildren (and counting).

Bryan Barnes
Project Manager & Estimator
More than two decades in construction and architecture. Born and raised in Idaho.
Bryan graduated from Greenleaf Friends Academy in 1998 and earned his AS Degree in Architectural Drafting & Engineering from Hightech Institute in Phoenix. Married to the love of his life, Katrina, they have 4 daughters and 2 sons.

Kathy Barnes
Co-Founder, CFO
37 Years Account Manager for Barnes Construction.
Co-founder of Barnes Construction and also a licensed insurance agent with CISR and CIC designations, Kathy has been the administrative backing since the beginning. Her expertise and professionalism help our projects to be completed efficiently, on budget and on time.
Years Of Experience
Idaho Counties Served
Percent Dedication
Percent Satisfaction
What we do
Custom Build Home Construction, Remodels, Additions, Repairs & More
Interiors & Exteriors
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Refurbish & Repairs
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Custom Installations
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