Keller Williams NYC | 5,002 followers on LinkedIn. Sell, Buy, Rent, or Invest in NYC with KWNYC. #1 real estate company by agent count, sales volume, and closed units. | We’re #1. Holding the top spot in agent count, units and sales volume, our sales force is one to be reckoned with. Home to the Tech-Enabled Agent, our business model equips agents with a technological edge and the ability to offer customers whatever they wish.