MissouriRetail Core States Group expands presence in St. Louis Staff Writer March 26, 2017 Share on Facebook Share on Twitter Share on LinkedIn Share via email Core States Group, which has renovated and built a number of retail and restaurant venues in St. Louis, is growing its business. With relocation and construction assistance from Artisan Building Co., Core States Group has moved into an expanded St. Louis branch office at 6500 Chippewa St. in the city. Artisan completed the $500,000 renovation in the building formerly known as the St. Louis Hills Office Center to create a more collaborative space for Core States, where it plans to grow its work force by 50 percent or more in the coming years. Core States Group is a national architecture, engineering and construction firm. It first opened its St. Louis office in September of 2003, occupying 2,200 square feet of space in the Crestwood Executive Center building in Crestwood, Missouri, until this past August. Locally, Core States Group has been a part of the design team for more than 150 newly built or renovated Panera Bread restaurants throughout the United States, and has also helped deliver services for hundreds of newly built or renovated locations for McDonald’s, Hardee’s and 7 Eleven, among other clients.