PENN A MBE-certified Structural Steel, Rebar, Curtainwall and Architectural metals contracting company, operates out of our m ... ain office in Chicago,IL. We specialize in the glazing needs of the commercial and retail sectors. Founded in 2009, ACG originally operated as a small family-owned business, and catered to the glass needs of small commercial contractors. We quickly expanded over the past years due to excellent performance, quality and customer service. ACG has earned a reputation as a well-respected leader in the contract glazing industry. In addition to providing repair service and tenant improvements, we have completed and performed work on many notable projects including: World of Coca-Cola in Atlanta, GA DENR Research Facility in Raleigh, NC ACG strives to provide our customers the latest cutting-edge technologies and practices. "Our Goal is to always provide the best to our clients, whose satisfaction is our top priority." read more