Joshua Gruss
Joshua Gruss[Joshua Gruss, Shoshanna Lonstein Gruss via, via] [Shoshanna and her daughter via] What he does: Partner at Gruss & Co (Private Investment firm) and CEO of Round Hill Music Joshua comes from a well known New York hedge-fund family, and is the son of financier Martin Gruss. In 2003, he married designer Shoshanna Lonstein (who has also been linked to Ben Affleck and Jerry Seinfeld in the past). They still live in NYC together and have a 7-year-old daughter, Sienna.