BL Companies, Inc. has made The Zweig Letter 2013 Hot Firm List. The Zweig LetterHot Firm List is a great accomplishment for firms that have achieved success in the architecture, engineering, planning and environmental consulting industry. In an industry comprised of over 100,000 firms, placement on the list is based on firm's percentage revenue growth and dollar revenue growth over a three-year period compared to the other entrants. Ranked number 82, BL Companies is the only Connecticut-based firm that has been recognized as one of the 100 fastest-growing in 2013, and thrived at a time when many have struggled. "We are truly honored to be named to the Zweig Letter 2013 Hot Firm List," said Carolyn Stanworth, president and CEO. "To have made this prestigious list is an incredible accomplishment and reflects the commitment of our extraordinary employee owners who have driven our growth by their dedication to serving our clients."