Construction site with two excavators working on dirt, one red and one yellow, under cloudy sky.

POWER | PERFORMANCE | PERFECTION

Our Services

Excavation

AB3 is the premier specialty excavation contractor in Northeast and Northern Wisconsin, thanks to years of experience, innovation, and a people-first approach. AB3 is here to stay, and we’re excited to play such an important role in shaping Wisconsin’s future.

Construction site with excavator and other equipment near a body of water on a sunny day.

Marine Construction

In and around the water is where AB3 likes to be. AB3 specializes and are experts in Marine Construction. From earth retention/retaining walls and erosion control structures to seawalls and sheet piles.

Construction site with a multi-story building under construction, surrounded by dirt and construction equipment, under a bright blue sky with scattered clouds.

Utility Construction

The most critical parts of a project lie in the everyday needs of people. AB3 implement’s the best practices and quality standards to ensure we deliver. From new construction to rehabilitation projects, AB3 specializes in all forms of utility installation and construction.

Why chose AB3?

We work fast.

We have a large, modern fleet of equipment operated by talented people who are capable of any size project.

We use cutting-edge technology.

We utilize GPS machine control, 4D site modeling, and drones to ensure we deliver the exact results you need.

We engineer for value.

We help engineer lower costs across the project with our expertise in earthwork logics, materials management, and scheduling.

We work safely with high standards.

We inspire our team to work safe and keep each other accountable and maintain set standards.

A small orange Hitachi excavator clearing debris and roots from the side of a rural road, with trees and overcast skies in the background.

Core Values

Logo for A3 Contractors, featuring the company name, services (utilities, excavation, engineering), and a U.S. flag.

  • At AB3, we prioritize the wellbeing of employees, clients, and the community by implementing and maintaining the highest safety standards and practices both on projects and in the shop.

  • We take pride in every detail of each project as well as each detail in our operation. Taking care of our equipment and tools and treating each project as if it were our own. Good enough is not good enough. Perfection is what we maintain.

  • Whether it’s on the job or a tough call, we believe in taking the correct path and not necessarily the easy one. There is no price tag on doing the right thing. We believe in being honest, upfront, and accountable. AB3 is committed to doing what is right, even when no one is watching.

  • Maintaining and continually holding the line for standards set both personally and professionally. From personal appearance to daily attitudes. Remaining a step above the rest.

What customers say about AB3

  • "AB3 is excellent to work with. They are reliable, problem solvers, on time, and on budget. They are truly experts"

    KWC Development Group

  • "AB3's attention to detail and sheer persistance helped us overcome a challenging project. Their dedicated team and industry knowledge truly sets them apart."

    Charter Estates

  • "We've used AB3 on several challenging projects now and they have handled every aspect from concrete construction to excavation to stormwater diversion. They displayed professionalism and were great to work with."

    Ledgeview Communities

  • "From start to finish AB3 was a pleasure to have on our project. They handled the challenges thrown at them and came in both on time and with extreme professionalism."

    Milwaukee Dev Group

Contact Us

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