Clients - Holmes & Cook - award winning experts in evaluating marketing effectiveness
Holmes & Cook have advised a diverse portfolio of companies in both the private and public sector. These include:












We have also worked with a number of agencies providing input into projects, pitches and effectiveness awards
AMV BBDO
Leo Burnett
McCann Erikson
Brilliant Media
VCCP
rab
BDH TBWA
MPG
RKCR/Y&R