Farnsworth Group is a full-service engineering and architectural firm offering clients more than 450 employees with 16 regional offices and 1 corporate headquarters nationwide. Farnsworth Group is recognized as one of the pioneers in the Commissioning industry and initiated the Green Navigation program. The firm has more than 60 LEED Accredited Professionals on staff encompassing every major discipline.

Locally owned and operated, Window World of Joliet offers energy efficient windows, siding and doors that beautify your home and save you money on heating and cooling bills without sacrificing quality, comfortability or affordability.