30th Anniversary

Since its inception 30 years ago, ESI Group has maintained an experienced staff of over 70 professionals who helped complete nearly 425+ projects for food industry leaders like Aurora Packing Co, Ben E. Keith, Cargill, Kerry, Land O’Frost, Nestle USA, Performance Food Group, Patrick Cudahy, Sargento, Sysco, The Bama Cos, US Foods, United Natural Foods (UNFI) and WinCo Foods, among others.

A Brief History of ESI Group:



ESI Group founded as Environmental Structures.

Became incorporated


Became incorporated. Brad Barke, Jeff Bertelson, John Dohogne and Terry Fredericksen joined as partners.



2000 – Established corporate location in Hartland, Wisconsin.



Begins Ten Consecutive Years of Awards

2010 – Awarded ABC’s General Contractor – Industrial Category Projects of Distinction for US Foods’ Boca Raton, Fla., addition project.

2011 – Awarded ABC’s General Contractor – Industrial Category Projects of Distinction for expanding Sysco’s food distribution center in Walnut, Calif.

2012 – Received The Austin Business Journal’s 2012 Commercial Real Estate Award for the US Foods distribution center, which was selected for making a significant economic impact in Buda, Texas.

2013 – Received ABC’s 2012 Platinum Award of Honor for Zero Lost Time & Zero Recordable Accident Records.



Expanded operations to Arlington, Texas. Also, opened additional Midwest office in Omaha, Nebraska.



Named second largest Milwaukee-area construction firm by Milwaukee Journal.

Awarded ABC’s Gold in the General Construction – Industrial category for its Grifols Greenfield Plasma Logistics Center project.



ESI Celebrates 30 Years

Achieved a POD award each year since 2010.

Placed in largest Milwaukee Area Construction Firm since 2015.

Closed Washington office and the Eastern office in Rock Hill, South Carolina.

Jeff Bertelson and Terry Fredericksen retire.


“I view our longevity as an advantage to our clients because there isn’t much in the industry we haven’t seen. We are also very fortunate to have highly educated personnel who are passionate about their work.” – Brad Barke, President

Top 10 Keys to Long-Term Success:

1) Provide single-source solution for all design-build needs

2) Employ and retain knowledgeable field and office staff

3) Design for today’s needs and tomorrow’s growth

4) Deliver on promises

5) Utilize innovative methodologies and practices

6) Act as an extension of the client

7) Obtain award-winning industry experience

8) Be environmentally and sustainably sound

9) Continually engage people

10) Diversify client base

Need a solution? See how we can help.

Contact Us Today