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Founded In: 1962
Annual Vol: Undisclosed

Our Story

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Breaking ground throughout northern Illinois since 1962, Wm. Tonyan & Sons, Inc (WTS) has delivered commercial, industrial and institutional projects to satisfied clients.  Our reputation is built on a “can do” spirit that drives us to meet each building challenge with inventive, practical solutions.  We’re proud of our long standing union affiliations and of our impeccable safety record.

Values of integrity, discipline, teamwork and dedication to excellence established by our founders continue to guide us.  The driving force of our company has always been complete customer satisfaction.  Our commitment to the customer has consistently brought us word-of-mouth referrals and garnered several prestigious awards along the way. See our Client Testimonials and the Project Gallery for a sampling of projects in our project portfolio.

Our second generation company meets the full range of the customer’s needs, directing projects from raw land to operating facility.  Constructing your building the way you want it and within your budget is our specialty. Getting the job done right, on time and at a fair price is our priority.

WTS maintains a highly skilled team of craftsmen and management personnel devoted to meeting the specific needs of each project.  Our work force is reliable, timetables realistic and quotes accurate.  Attention is given to the coordination of various trades, schedules, quality and communication with clients. 

WTS has forged long term relationships with clients who require a diverse range of services.  A large portion of our work load consists of repeat business.  We value loyalty and strive to continually meet and exceed expectations.

On your next construction project let us perform with trust and confidence.  See for yourself why WTS has been an industry leader in the area for over forty five years. 

Contact us today for your construction needs.

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What We Do

Products/Services Relating to Interiors--Offices, Stores, Etc.
Products/Services Relating to Design Build--General Contractors
Products/Services Relating to Building Alterations
Products/Services Relating to Construction Management
Products/Services Relating to General Contractors
Products/Services Relating to Steel Buildings--Pre-Engineered

Project Experience

Project Types:
Service Work/Repairs
Education (K-12)
School / College / University
Fire / Police Station
Golf Course
Hospital / Nursing Home
Industrial Maintenance
Manufacturing Plant
City / Town Hall
Office Building
Pre-Manufactured Structures
Power Generation & Distribution
Church / Synagogue
Jail / Prison
Club House / Community Center
Mixed Use
Historic Preservation
Secure and Shielded Facilities
Park / Playground
Storage Facility / Warehouse
Grocery Stores
Assisted Living
Renewable Energy
Design Build
Data Centers - Mission Critical
Auto Dealership / Service
Non-Building Construction
Athletic Field
Tennis Court
Non-Residential Building
Animal Hospital / Kennel
Court House
Fitness Center
Medical Office
Post Office
Radio / Television Station

Service Areas

Preferred Brands & Manufacturers

Inland Building Systems
Inland Building Systems
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