Allen J. Windholz moved to Lake Havasu City with parents in 1979, where he began building custom homes with his father. In the early 1990s, Allen became a licensed commercial and residential general contractor and started Windholz Construction.

Allen is a hands-on general contractor who is not afraid to get dirty with his crews when building a home. His expertise and longevity in the area has secured him a stellar reputation within the city development sector. Allen is known for his attention to detail and puts his heart into every home he builds.

Allen is the former President of the Colorado River Building Industry Association and Lake Havasu City Rotary Club. He was an alternate member of the Lake Havasu City Planning and Zoning Commission.

Allen is a current Rotarian and chooses to spend his free time volunteering for the Lake Havasu City larger events when needed.