The acquisition includes VentureWire online newsletters and conferences.
Dow Jones said it will combine New York-based Technologic Partners with the newsletters group at Dow Jones Newswires.
The deal sees the return of Dick Shaffer, Technologic Partners founder and a former editor at The Wall Street Journal, to Dow Jones. He will remain editor in chief of the VentureWire publications and events.
Financial terms of the deal were not disclosed.