Discover Illinois’ top architecture firms, trusted by contractors, developers, and city planners across the state.
From innovative design to regulatory approvals and sustainable planning, these firms help bring construction visions to life with creativity, precision, and technical expertise.
Renowned for urban, sustainable, and community-driven architecture that blends natural forms and social impact.
Location: Chicago, IL
Website: studiogang.com
Contact: via website
Social: LinkedIn
Chicago-based firm excelling in mixed-use and multifamily projects, known for urban-context design and thoughtful detailing.
Location: Chicago, IL
Website: fitzgeraldassociates.net
Contact: via website
Social: LinkedIn
Specializing in people-centric workplace, civic, and industrial projects with clear vision and budget-conscious design.
Location: Chicago, IL
Award-winning firm best known for minimalist residential and cultural architecture that harmonizes interior and exterior spaces.
Location: Chicago, IL
Website: brininstool-lynch.com
International design powerhouse rooted in Chicago, recognized for sustainable urban projects like schools, workplaces, and transit stations.
Location: Chicago, IL
Website: perkinswill.com
Contact: via website
Social: LinkedIn
Chicago-based studio acclaimed for innovative residential towers and educational facilities like Coast at Lakeshore East and GEMS.
Location: Chicago, IL
Website: bklarchitecture.com
Contact: via website
Social: LinkedIn
Chicago’s oldest firm (founded 1880), with enduring influence from Chicago School through modern sustainable design.
Location: Chicago, IL
Large international firm known for shaping Chicago’s skyline with high-rise sustainable residential towers.
Location: Chicago, IL
Full-service Illinois firm (Chicago & Aurora) providing architecture, planning, and engineering with award‑winning civic and educational projects.
Location: Chicago & Aurora, IL