RJA XTAB Products
RJA develops XTAB, a technology for efficient access to large sample product profile surveys. XTAB is used by:
RJA has been serving the advertising community since 1994.
Richard Jean, President, has been involved in media planning models for over 35 years. From 1974 to 1994 Richard worked directly with Robert Harris of Harris Media Systems in the mathematical design, data management, software implementation, and client service aspects of all HMS media planning systems.