Harney & Sons was founded in 1983 in Salisbury, Connecticut and is now based in Millerton, New York. Specializing in high-quality loose teas and tisanes, and offer several products that are organic and certified kosher.

Harney & Sons distributes to restaurants, hotels, and specialty shops. Institutions that serve their teas include Barnes & Noble cafés (which offer Harney teas exclusively), Four Seasons Hotels, and the Hotel Affinia in Chicago. A Harney & Sons tasting room, tea shop is located in Millerton, where the company has a factory. On November 16, 2010, the company opened a tasting room in Soho, New York City. The Harney and Sons Guide to Tea, co-authored by Michael Harney (son of company founder John Harney), was nominated for a James Beard Foundation book award in 2009.