Expert Excavation Contractor in Sioux City, IA

Excavation, septic systems, landscaping, and concrete work across Iowa, South Dakota, and Nebraska.

5.0 Google reviews
What We Do

Excavation Contractor services in Sioux City, IA

From quick repairs to full projects, we help you choose the right excavation contractor services without pressure or guesswork.

Not sure what you need? We will assess your project at no cost.

Call (712) 490-1108
Construction equipment and tools on a job site, representing the range of excavation and contracting services offered.

12+

Years Serving
Woodbury County

Our Story

Siouxland built,
community rooted

Cronin Contracting, LLC started in 2014 with a clear focus: trucking and contracting work right here in Siouxland. We built the business from the ground up, taking on the jobs that required real skill, reliable equipment, and crews who showed up ready to work. That foundation shaped everything we do today.

Over the years, we grew into a licensed and bonded underground utility contractor. That growth wasn't accidental. It came from doing the work well, earning repeat calls from homeowners and commercial clients, and expanding our crew's capabilities to meet more of what the region needs. Today we run multiple crews handling a wide range of services across the tri-state area.

Our Full Story
How We Work

How We Work

From your first call to final cleanup, we handle every step with care. Here's what to expect when you partner with Cronin Contracting.

Call or Email Us

Contact Cronin Contracting at 712-490-1108 or Andrew@cronincontracting.net to describe your project. We're available Monday through Saturday, 7am to 7pm.

Site Assessment

Our crew visits your property to evaluate the scope of work, site conditions, and any underground utilities. We answer your questions and discuss your goals.

Work Begins

Once you approve, our experienced team executes the project with attention to detail and safety. We keep the site organized and communicate progress.

Project Complete

We finish the work, clean up the site, and walk through the completed project with you to confirm everything meets your expectations.

We manage permits, coordinate with utility locators, and handle all site cleanup. You stay informed every step of the way.

Where We Work

Excavation Contractor Services Across
IA Service Area

Based in Sioux City — serving every corner of IA Service Area.

Primary Service Area

Sioux City, IA

Sioux City sits at the convergence of Iowa, South Dakota, and Nebraska along the Missouri River. The area includes established neighborhoods, riverfront properties, and mixed commercial zones. We serve homeowners and businesses throughout the city and surrounding metro.

Cities & Communities We Serve:

Sioux CityNorth Sioux CitySouth Sioux CityDakota City
Sioux City, IA Services

LeMars, IA

Vermillion, SD

Yankton, SD

Jefferson, SD

North Sioux City, SD

South Sioux City, NE

Dakota City, NE
Client Reviews

What Woodbury County homeowners say.

5.0
3 Google reviews

Worked with us?

Leave a Review

Cronin Contracting did a great job from start to finish. The crew was professional, worked clean, and left the site looking better than expected.

Derek M. Google review

We needed excavation and septic work done and they handled everything. Communication was clear the whole way through and the work was solid.

Lisa T. Google review

Hard-working crew that clearly knows what they are doing. I appreciated that they were upfront about the process and followed through on everything they said.

Brian K. Google review

Ready to become our next happy client?

(712) 490-1108
FAQ

Common Questions About Excavation Contractor in Sioux City, IA

Answers to the questions homeowners ask most before hiring a contractor. Not seeing yours? Call us. We are straightforward about our process, pricing, and expectations.

We primarily serve Sioux City, IA, LeMars, IA, Vermillion, SD, Yankton, SD, Jefferson, SD, North Sioux City, SD, South Sioux City, NE, Dakota City, NE. If you are outside these areas, call us. We take select projects beyond our standard service radius for the right scope.

Yes, we install and repair septic systems throughout the Siouxland area. Our licensed crews ensure proper installation and compliance.

We provide site excavation, dirtwork, finish grading, and land preparation for residential and commercial projects.

Yes, we are a licensed and bonded underground utility contractor with extensive experience in utility installation and repair.

Still have questions?

Call us directly. Real answers, no scripts.

Call (712) 490-1108
Find Us

Proudly Based in Sioux City, IA

Stop by, call, or book online — we're always nearby when you need us.

Hours

  • Monday 7:00 AM - 7:00 PM
  • Tuesday 7:00 AM - 7:00 PM
  • Wednesday 7:00 AM - 7:00 PM
  • Thursday 7:00 AM - 7:00 PM
  • Friday 7:00 AM - 7:00 PM
  • Saturday 7:00 AM - 7:00 PM
  • Sunday Closed
Get Started Today

Get Your Free Estimate Today

Cronin Contracting, LLC serves Sioux City, IA and the surrounding area with professional Excavation Contractor services. Free estimates, clear options, no pressure.

Licensed and bonded underground utility contractor
Family owned and operated
Active in community
Extensive crew experience
Serving Siouxland since 2014
Call (712) 490-1108

Mon–Fri 7:00 AM - 7:00 PM · Sat 7:00 AM - 7:00 PM · Responses within 2 hrs

Get a Free Estimate