Seattle Portland Las Vegas
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Consumer Opinion Services is a data collection for consumer research company
based in Seattle, Washington.They maintain offices in Portland, Spokane, Boise, Salt Lake City
and Chicago. Services include focus groups, mall intercepts, videoconferencing, medical
and executive recruiting, product purchases, audits, pre-recruiting, distribution checks, mystery shopping, CRT Interviews, and central telephone.
In business since 1960 COS has long been recognized as the northwest market research leader.