Forrester is seen as one of VDC Research Group, Inc.'s top competitors. Forrester was founded in 1983, and is headquartered in Cambridge, Massachusetts. Like VDC Research Group, Inc., Forrester also competes in the Business Support Services industry. Forrester generates $388.9M more revenue vs. VDC Research Group, Inc..
Gartner is a top competitor of VDC Research Group, Inc.. Gartner was founded in 1979, and its headquarters is in Stamford, Connecticut. Like VDC Research Group, Inc., Gartner also competes in the Management Consulting Services field. Gartner has 19,450 more employees than VDC Research Group, Inc..