IL, CHICAGO
Assistance in Marketing
Smith Research

IL, DEERFIELD
Smith Research

IN, BLOOMINGTON
Stone Research Services

IN, FT. WAYNE
Advantage Research Services, Inc.

IN, INDIANAPOLIS
Stone Research Services

KS, KANSAS CITY
FieldHouse Marketing Research

MI, DETROIT
Advantage Research Services, Inc.
Shifrin-Hayworth

MI, GRAND RAPIDS
Advantage Research Services, Inc.

MN, MINNEAPOLIS
Cook Research & Consulting, Inc.

MO, ST. LOUIS
Mary Lucas Market Research

OH, CINCINNATI
Assistance in Marketing

OH, CLEVELAND
Opinion Centers America

OH, COLUMBUS
Advantage Research Services, Inc.

WS, MILWAUKEE
Lein/Spiegelhoff