Tradeweb Markets LLC, a leading global operator of electronic marketplaces for rates, credit, equities and money markets, signed a new 15-year, 75,825 square foot lease covering floors 29 and 30 at 245 Park Avenue. David Kleiner, Michael Berg, Will McGarry and Finley Burger of Jones Lang LaSalle represented Tradeweb. Patrick Murphy, Bruce Mosler, Tara Stacom, Harry Blair, Ron LoRusso, Justin Royce, Pierce Hance and Will Yeatman of Cushman Wakefield represented the landlord. Golenbock Eiseman Assor Bell & Pe ...