For more than 50 years, we have been locally owned and operated, serving Southwestern Ontario. We have won numerous awards for building design and superior sales. If you are in the market for an Agricultural, Commercial or Industrial building contact the professionals at John Ernewein Limited.

We get the job done from excavating to completion. Planning and scheduling along with experienced construction supervision guaranties buildings are completed on time. All buildings are built to individual specifications and needs. Let us show you how 50 years of experience can improve on your building.

Our Work

Who We Are:

John Ernewein Limited is locally owned and operated, serving Southwestern Ontario with over 50 years of industry experience. One of the largest independently owned Agricultural & Commercial Contractors and Grain Handling & Storage dealers in Ontario.

From initial design to project completion, our General Contracting staff work directly with our customers to ensure their satisfaction. On site, our experienced construction supervision ensure that your individual specifications and needs are being met.

Quality grain handling & storage products and services are the foundations of our grain bin business. We are committed to supplying you, our valued customer with proven and tested solutions, through our experienced sales and service staff.

Let us show you how 50 years of experience can work for you!