Working From Wisconsin Since 1988
Building a green planet, one day at a time
Welcome
For over 25 years, Wondra has worked extensively with the Federal and State Governments, owners, subcontractors, suppliers, and designers.
What We Do
Since 1988, Wondra has been serving the North American continent with expert grading, excavation and underground utility construction work.
Our Services
With a wide variety of equipment, we are able to handle everything from private subdivisions and DOT Highway Projects to Wind Farm site work.
Our Projects
Our scope of work includes mass site grading, detention basins, underground utilities, building site work, wind farm grading and turbine foundations.
Testimonials

“Wondra Construction performed very well in all categories at Butler Ridge. They maintained the highest standards during construction of the wind project.”
Michael Nevenzel
Butler Ridge Wind Farm - Mayville, WI

“Wondra's capabilities & work ethic provided helpful in completing the project in a timely fashion. It faced challenges including a compressed schedule, extraordinary weather and landowner issues which required a variety of solution approaches. Throughout the project, Wondra continued to perform in a solidly professional manner.”
Allen Jensen
RES Americas - Broomfield, CO