At G.W. Thiel, our commitment to our clients means that we’re here when you need us. Whether you’re looking to quote an upcoming project, have customer service requests or are interested in joining our team, our door is always open.

G.W. Thiel, Inc.
2872 Corporate Parkway
Algonquin, IL 60102

Phone: 847-481-5400
Fax: 847-428-8008

Human Resources Department:
Estimating Department:
Accounting Department: