 In January 1923, Conning Realty Company was incorporated for $50,000 by Conning, Goeben, Mitchell and Charles T. Treadway.In 1935, a year shy of celebrating its 60th anniversary, the Hartford Stock Exchange closed after failing to comply with the Securities Exchange Act of 1934 and the firm was no longer registered with the exchange.Two of the oldest investment firms in Hartford joined forces when Conning & Company merged with Ballard & Company on December 4, 1942, to become Conning & Company and Ballard.