At Avalon Construction, we turn your construction dreams into reality with precision, quality, and care. Serving Sioux City, Sergeant Bluff, and the surrounding Siouxland area, we specialize in commercial structural concrete, general contracting, and residential construction, delivering expert craftsmanship across projects of all sizes.

​

We believe every project deserves personal attention and clear communication. From concept to completion, our team works closely with you to ensure your vision comes to life on time, on budget, and built to last. Whether it’s a custom home, multi-family development or commercial build, Avalon Construction is your trusted partner for results that exceed expectations.