]> 2008-11-21T15:46:35-06:00 ACNielsen 770 Broadway, New York, NY 10003, United States 40°43′54.199″N, 73°59′30.973″W 20000 +1 646 654 5002 ACNielsen +1-646-654-5000 new york US World marketing research media market analysis software Nielsen Company Information Resources, Inc NetRatings Tag Sub Sector Region Phone Partner Nielsen NetRatings Parent Homepage Fullname 1923 Founding Fax Employees Globalc@acnielsen.com Email Customer Coordinates GfK Aktiengesellschaft Taylor Nelson Sofres Information Resources, Inc Competitor Aff Address Companies