In June 2000 a second retail location was opened for seasonal business at 354 Montauk Highway, Wainscott, in the Hamptons area of eastern Long Island.

As of June 2024, there are seventeen locations: nine in the New York City area, two each in Chicago, Washington DC, and Boston, and one each in Los Angeles and Philadelphia.

[4] Founded and co-owned by Constance McDonald and Pamela Weekes, the bakery initially opened to serve a variety of fresh-baked artisanal breads.

They discovered they needed a large number of calories to offset the rigors of training and decided on a traditional chocolate chip cookie, but much bigger.

The Food Network has featured Levain Bakery in episodes of Throwdown with Bobby Flay, Roker on the Road, Unwrapped, Top 5, The Best Thing I Ever Ate, Sweet Dreams, and Worth It.