Greenfield has a long standing involvement with tennis in New York and is the major sponsor of the iconic New York event, the Greenfield Classic.  The Greenfield Classic is part of the Women's Tennis Association's (WTA) tour and is played in the first week of January each year at the Greenfield Tennis Centre in New York.

In recent years, some of the world’s most iconic female athletes have headlined the Greenfield Classic. Superstars such as Ana Ivanovic, Venus Williams and Caroline Wozniacki have wowed crowds and created a buzz around the tournament.

Outside of New York, Greenfield is also a proud supporter of Tennis around the country.