Jeffrey Blumenfeld

Title: Partner
Company: Lowenstein Sandler, LLP
Location: Washington, D.C., United States

Jeffrey Blumenfeld, Partner at Lowenstein Sandler, LLP, has been recognized by Marquis Who’s Who Top Lawyers for dedication, achievements, and leadership in antitrust law.

With more than 45 years of professional experience, Mr. Blumenfeld has been a partner with Lowenstein Sandler, LLP, since 2013. Prior to obtaining his current role, he was a partner with Crowell and Moring from 2004 to 2013, and with Gray, Cary, Ware, and Freidenrich, LLP, from 2002 to 2004. From 1997 to 2001, he was general counsel and chief legal officer at Rhythms Net Connections, and from 1984 to 2002 he was a partner with Blumenfeld and Cohen. He has also held a number of positions with the United States Department of Justice Antitrust Division, including special counsel from 1995 to 1997, assistant chief of special regulated industries from 1982 to 1984, senior trial and chief attorney for United States v. AT&T from 1979 to 1984, assistant attorney from 1975 to 1979, and trial attorney from 1973 to 1975.

Mr. Blumenfeld first pursued an education with Brown University, where he obtained a Bachelor of Arts in religious thought, cum laude, in 1969. He continued his studies with the University of Pennsylvania, earning a Juris Doctor in 1973. He has been admitted to practice in the District of Columbia. In addition to his primary roles, he served as an adjunct professor at Georgetown University from 1983 to 2004.

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