(815) 942-1905

When You Need Safety, Quality, and Experience

Conley Excavating & Construction is a full-service construction contractor with many years of experience providing the highest quality service to industrial, commercial, and municipal clients on projects throughout Northern Illinois.
Lake Chaminwood Preserve Expansion

When You Need Safety, Quality, and Experience

Conley Excavating & Construction is a full-service construction contractor with many years of experience providing the highest quality service to industrial, commercial, and municipal clients on projects throughout Northern Illinois.
Vector Pipeline Project

When You Need Safety, Quality, and Experience

Conley Excavating & Construction is a full-service construction contractor with many years of experience providing the highest quality service to industrial, commercial, and municipal clients on projects throughout Northern Illinois.
In-Ground Wastewater Treatment Facility for Yes Communities

When You Need Safety, Quality, and Experience

Conley Excavating & Construction is a full-service construction contractor with many years of experience providing the highest quality service to industrial, commercial, and municipal clients on projects throughout Northern Illinois.
Growmark Fertilizer Storage and Transfer Building
Weekly Safety Permit Audits
Daily Field Equipment and Safety Inspections
Pre-Task Planning and Tool Box Talks
2018 Safety Award
Approved Contractor
Certified Installer
Policy Holders
Affiliated Contractor
Approved Contractor

No nonsense approach to completing your job safely.

We pride ourselves on being a safety-conscious company. Our employees are OSHA 30 trained and are CPR / First Aid certified. They are current with Excavation Competent Person, Confined Space, Rigging, and Fall Protection Training.  They are also current with specific industrial site safety training provided by Three Rivers Manufacturers’ Association.
In addition to employee training, we have safety policies and loss prevention measures in place to ensure your job site is always safe.

What We Can Do For You

Whatever your excavating or construction need, we have the experience, knowledge, and equipment to provide high-quality service safely and efficiently.
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Why Conley?

We have built a strong reputation in providing a high quality of work in a safe and timely manner while making the satisfaction of our clients and the community in which we work our top priority. We strive to ensure your project is completed safely, within budget, on time, and to your specifications.
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