Construction That Drives Business Growth.

Schedule A Call With Us!

We partner with local business leaders to drive economic growth. We want to help your organization continue to succeed in southern Wisconsin.


Our expert team will work with you from start to finish to design and build a space that’s perfect for your business needs. Our transparent, personal and efficient process will expedite your growth. Get started today by scheduling a call.

Community Constructors

Team Approach

End-to-End Service

Helping businesses across southern Wisconsin grow for more than three decades.

Cooperation built into every phase of our process.

We’re with you every step of the way, from land selection to post-construction

"What National Construction’s design-build service brings to you is an evolution. They have vision, understand your business, and collaborate with you. Design-build is a very positive thing, because you get the right end product. We collaborated throughout the entire process. And National Construction is very transparent in their pricing model, so you always feel like you are getting the best value. Plus, they were truly our ‘Red Cross’ when record rainfalls flooded our newly completed addition.''

Tom Walzer, CEO

Saco Foods

Why Design-Build With National?

1. Owner, architect, and contractor collaboration

2. An expedited and more effective preconstruction process

3. Increased consideration of owner mission and strategy

4. Earlier and more comprehensive understanding of costs and schedules

5. Phasing, alternates, and value engineering analysis

6. A more transparent pricing process

7. Reduced change orders during construction

8. Faster time to market

Our Team

Jeff Grundahl

Owner

Matt Darga

Assistant Sales Director

Bernie Lange

Project Development Manager

Andrew Weisensel

Sales Executive

Schedule A Call With Us Today!

Our team is here for you every step of the way. No matter what questions you have or where you are in the building process, we’d appreciate the opportunity to get to know you and help in any way we can.

© 2020 National Construction | General Contractor in Madison, WI & Blue Mounds, WI - A Division of JG Development, Inc. 


Downtown Madison: 701 E. Washington Ave. #103, Madison, WI 53703 | (608) 230-7383 • Southern Wisconsin: 4070 E. Brigham Rd., Blue Mounds, WI 53517 | (608) 230-7383