Transwestern | RBJ brokered a 28,502 s/f renewal for Sunstein Kann Murphy & Timbers LLP (Sunstein Kann) at 125 Summer St. in the Financial District. Partners Michael Joyce and Tom Ashe of Transwestern | RBJ represented Sunstein Kann. Sunstein Kann occupies the 10th and 11th floors of 125 Summer St. The building is owned by Equity Office Management LLC, which was represented internally by Ryan Enright. "Sunstein Kann represents and counsels many of the leading technology and life sciences companies nationwide," said Joyce, who is a member of Transwestern's Law Firm Advisory Group. "It was critical for the firm to maintain a prominent presence in downtown Boston, which they have done with a renewal at this Class A building in the center of the Financial District." Boston's Financial District consisted of 35.6 million s/f of office space with 11.4% vacancy at the close of second-quarter 2014, according to research by Transwestern | RBJ.