Serving Siouxland for over 10 years

No project is too big or small. At JMacs Concrete and Construction we build and pour for spaces that are meant to endure for the long haul. Built on experience and expertise, we have provided specialty contracting to Northern Iowa
since 2005. We use only the most skilled professionals, finest materials and innovative techniques. We are proud of our ability to identify high value solutions to our client’s needs and look forward to providing the same value to your company.


Years Established

Completed Projects

Latest Projects

Small Projects

JMacs is no stranger to making beautiful homes for you and your loved ones. We work with the area’s best teams to build you your dream home, careful to look at every detail and never cut a corner.

Large scale construction

Born and raised working on farms and in construction, we our clients needs. We are a dependable source for all of your business and farming needs. Call us today for a quote.

Commercial concrete

JMacs uses the best quality ready to use concrete that will last. We specialize in industrial and commercial spaces. We also do repairs to extend the life and quality of your existing concrete.

Let’s Build Something together

Give us a call or email to get a free quote today!

Contact Us

LeMars, Iowa 51031

(Office) 712-541-6181 (Cell) 712-540-0574

Service areas

  • Sioux City
  • LeMars
  • Ida Grove
  • Orange City
  • Sioux Center
  • Okoboji
  • Sioux Falls
  • South Sioux City
  • Dakota
  • Wayne
  • Dakota Dunes
  • Vermillion