CHICAGO—Co-working has become of the true engines of the Chicagoregion's office market, and all signs point toward robust growthfor the foreseeable future. According to ColliersInternational, which just issued a new report onco-working, at the beginning of 2014 providers occupied 788,898square feet of office space across thirty-eight locationsthroughout the CBD and its surrounding neighborhoods. And of thatspace, long-standing provider Regus had 425,007square feet, or about 54% of the market. Since then, an array ofco-working companies entered the city's market, which now consistsof 2,577,471 square feet of office space dispersed amongst 99locations, leaving Regus with a market share of approximately15.3%.

“Historically, this type of office space filled a gap forcorporate sales offices, attorneys, or individuals that need acorporate address,” Dave Burden, who leadsColliers' corporate solutions and occupier services practice group,tells GlobeSt.com. “But now, for tech companies that have beengrowing and need new offices, it's been a great way to gain afoothold.”