<Tr> <Th> Headquarters </Th> <Td> Shelton, CT, USA </Td> </Tr> <Tr> <Th> Website </Th> <Td> www.surveysampling.com </Td> </Tr> <P> Survey Sampling International (SSI) performs consumer and business - to - business survey research . </P> <P> SSI was founded in 1977 by Tom Danbury and Beverly Weiman . In 2005, SSI acquired Bloomerce bv of the Netherlands, an online sampling company in Europe . SSI now manages proprietary online panels (under the names SurveySpot, Opinion Outpost, OpinionWorld, and Choozz). </P>

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