Building Systems, Inc.

1525 Kilburn Avenue
Rockford IL 61101

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Opening Hours

  • Mon: 8am-4pm
  • Tue: 8am-4pm
  • Wed: 8am-4pm
  • Thu: 8am-4pm
  • Fri: 8am-4pm

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Building Systems, Inc., is a general contracting company with headquarters in Illinois. The company specializes in design-build commercial and industrial projects for Customers located primarily in Northern Illinois including the Greater Chicago area, and Southern Wisconsin. BSI was incorporated on January 16, 1967 and it has operated under the same name and family ownership since that day. BSI has successfully built a reputation for quality work on-time and within budget. To better service our Customers' BSI maintained membership in the Rockford Chamber of Commerce. We are prepared to put our experience to work for you to develop your project within your budget and schedule. Since its start, BSI has been a Butler Builder. In 1972 BSI was appointed as a Career Builder, the highest level of affiliation with Butler Manufacturing, to recognize its excellent management practices and construction capabilities.