At Alperstein & Diener, P.A., our clients experience a wide variety of legal services in the hands of seasoned attorneys with exceptional skills. As one of the top law firms in Maryland, we have a long history of representing clients throughout the state along with our ongoing commitment to service, which is reflected in the recent expansion of our Baltimore office. Recognitions & Experience Alperstein & Diener is a Martindale-Hubbell, AV Peer Review Rated firm, and we take pride in offering each and every client our experienced and personalized legal representation. Arthur Alperstein, a founding principal of Alperstein and Diener was recognized as one of the Top Attorneys in Maryland? in 2008 by Super Lawyers magazine. Additionally, Mr. Alperstein was appointed by Governor Martin O?Malley to the Judicial Nominating Committee for the City of Baltimore in 2007. Four of our attorneys are former prosecutors, having served as Assistant States Attorneys in Baltimore City, and a fifth served as an Assistant States Attorney in Baltimore County.