William Blair & Co. agreed to acquire Inner Circle Sports as the boutique Chicago investment bank looks to branch into the booming sports M&A market.

The SEC sent requests in recent weeks to current and former employees from the firm’s $367 billion asset manager.

A city panel advanced legislation competing with Mayor Brandon Johnson's Protecting Renters Ordinance, escalating a fight between City Council factions.

Chicago drivers are getting another dose of pain at the pump as an extended shutdown of ExxonMobil’s massive Joliet refinery adds pressure to an already tight fuel market.

Chelsea Football Club owner Clearlake Capital agreed to buy out chairman Todd Boehly and director Mark Walter, bringing an end to a turbulent period among the club’s owners.

Amtrak’s attempts to justify its plans for the Bridgeport rail facility were largely drowned out by boos and jeering from a raucous crowd of community members.

The NBA is amending its private equity policy to allow a firm and its executives to invest in a franchise at the same time.

Restaurants contending with surging beef prices are re-engineering their menus, experimenting with smaller portions and less expensive cuts of meat.

These 14 families wield influence across Chicago and Illinois through business, politics, philanthropy, sports and civic institutions.

Mayor Brandon Johnson repeatedly targeted billionaire Michael Sacks as a symbol of wealthy interests aligned against his Chicago re-election bid.

A new 6,000-seat music hall taking shape next to the United Center is designed to be a more intimate concert alternative to the arena.

These 14 families wield influence across Chicago and Illinois through business, politics, philanthropy, sports and civic institutions.