In a recent public opinion poll, Market Surveys of America, an independent survey company, named Tinkham Realty, Inc. the winners of the Greater Derry/Londonderry Best Business for 2011. A plaque was presented to Judy Tinkham, president. "It's an honor to receive such an award 4 years in a row. The staff at Tinkham Realty, Inc. would like to thank everyone that voted for us," said Tinkham.