Dunigan Brothers, Inc.

06/11/2026

Our civil group knocking out a watermain bore in Kalamazoo, Mi this week.

06/02/2026

Auger casting piles this week on our Pittsfield Township Michigan Ave lift station project in preparation for installation of a new 50’ deep wet well.

05/28/2026

Making progress on our East Lansing Waters Edge Sewer District job this week with traffic shifts being setup and installation of 42” sanitary sewer.

05/22/2026

Installing sheet piling and excavating for tunnel installation on our M-52 Pedestrian tunnel in Adrian, Mi this week.

05/06/2026

We’re looking for good people who do great work.

Open Cut Foremen, Auger Bore Foremen, Operators & Laborers — we want to hear from you.

Apply at DuniganBros.com/careers/

04/01/2026

First full pit install with our custom boxes, arches, end panels with tunneling cutouts, and plate holders.

03/19/2026

A big thanks to all the guys on the night shift last night who worked through the night to get 200’ of carried pipe installed under US-23 so that a critical trunk sewer connection could get made on our Northfield Township Trunk Sewer project.

03/16/2026

https://apeiron-construction.com/feb2026-a-third-generation-prepares-to-expand-water-utility-expertise-from-the-midwest-to-the-south/

Safe drinking water remains one of the most urgent infrastructure needs across the United States, and for the Dunigan family, meeting that need has been a way of life for nearly 80 years.

02/27/2026

Shooting pilot tubes in Midland, Mi for a sanitary sewer crossing this week. This method ensures tight line and grade tolerances on grade critical crossings.

02/20/2026

Getting started on our m-52 pedestrian tunnel project in Adrian, MI. This job includes a new precast arched tunnel under neath m-52 to allow the shared use path traffic to pass beneath the 4 lanes of traffic. This job includes mass excavation to lower the trail, a new tunnel, relocation of existing utilities, cast in place retaining walls, decorative stone walls, landscaping, and trail reconstruction.