Technology firm ConvergEx Group has expanded its lease through August for a total of 44,000 square feet at 12 Farnsworth St. in Boston.

"This neighborhood is ideal for ConvergEx and a great location for our employees. It has ample parking nearby and is just a short walk to the subway, commuter rail and buses. We’re also only steps away from great coffee shops, restaurants and bars," said Andrew Borggaard, chief administrative officer of ConvergEx Group. "Solidifying our presence here enables us to expand to meet the needs of our growing workforce."

Steve Brooks, vice president of asset management for Berkeley Investments, and Tom O’Regan of Jones Lang Lasalle negotiated the transaction for Berkeley Investments Inc. Andrew Borggaard and Bill Callahan of ConvergEx as well as Dave Campbell, Michael Morris and Noel Flagg of Newmark Knight Frank negotiated the transaction for ConvergEx.