Welcome to IIBEC-Chicago

IIBEC-Chicago is a not-for-profit, professional association of building enclosure specialists and is an affiliated chapter of the International Institute of Building Enclosure Consultants (IIBEC).  Our members specialize in design, investigation, repair, and management of roofing, exterior wall, and waterproofing systems.

Member Info

Full Name
Wilen, Jason P., AIA, RRO, CDT
Membership Classifications
Consultant or Consultant Affiliate
RRO #
1042
Company Name
Klein and Hoffman
Address
150 South Wacker Drive, Suite 1900
City
Chicago
State
IL
Zip
60606
Phone
(312) 855-1951
Email
jwilen@kleinandhoffman.com
Service Categories
Roof Consulting, Architectural Engineering, Structural Engineering, Expert Witness/Legal, Specifier, Roof Inspections, Waterproofing, Building Facades