We Take Great Pride in Every Job We Do

Our Company Philosophy

At Conley Excavating and Construction, we pride ourselves not only on safety but also on quality and attention to detail. This process starts at our shop with maintenance, cleanliness, and organization of our tools, vehicles, and equipment. Our team takes pride in the appearance of our fleet and they carry this pride into the field, through their safety process, quality of work, and thorough communication with our clients. You will notice this pride the moment Conley Excavating and Construction arrives on your job site and you will appreciate the quality for years to come.
Construction site and industrial warehouse interior.

Our Satisfied Clients Can Speak For Us

Bayer logo with blue and green circles.
Pepper Construction logo with green geometric design.
INEOS Styrolution company logo with green and blue text.
Enbridge logo with stylized orange and gray text
DuPont logo in red with elliptical background.
Nouryon company logo with white text on blue background.
Chevron logo with red and blue chevron design.
Nutrien Ag Solutions logo with green leaf icon.
GROWMARK logo in black and white rectangle.
Grainco FS, Inc. logo with red and black swoosh.
CHARPS logo with blue swirl design.
Renewable Energy Group logo with geometric design.
Red logo with white "Toyal" text on banner shape.
H.B. Fuller company logo with blue stripes.
Orica logo with blue and black design elements.

What Do Our Clients Say?

Professional smiling woman in striped blazer, office background.
The Conley family has built a fantastic company on Safety, Quality, and Integrity.
Tim Mann
Plant Mangager, REG, Seneca, IL
Man in glasses wearing black turtleneck on city street.
Conley Excavation & Construction has demonstrated a high level of expertise, adaptability, and determination to find viable solutions to challenging circumstances.
Pamela J. Meyers
Homer Township Supervisor
Professional smiling woman in striped blazer, office background.
Conley has proven time and time again that they are the pinnacle of quality and safety in the construction industry. They are always my first call with any kind of heavy construction.
Bill Enerson
Maintenance Contract Coordinator, Nouryon, Morris, IL
Man in glasses wearing black turtleneck on city street.
Over the past decade, we have found one thing that has remained constant; there is total commitment to the details and satisfaction of the customer on every project.
Jim Gorecki
President, Lockport Heights Sanitary District
Professional smiling woman in striped blazer, office background.
Conley Excavating and Construction is a quality contractor with a proven track record of successful project completion.
Casey McCollom, PE
Civil Engineer, Chamlin & Associates, Inc.

About