About us

Oliver Devaris

Creative Director

Oliver has written long-standing advertising campaigns for clients in Ireland, the UK, US and Australia.


His work has been recognized at all of the major award shows including golds at Cannes, Clio and AWARD. He and art director Graham Johnson were ranked the most awarded creative team working in Australia by Campaign Brief a few years after partnering at M&C Saatchi, Sydney.



Graham Johnson

Creative Director

Graham began his career as an art director after completing a degree in
graphic design in Melbourne.


After time in agencies there, he moved to M&C Saatchi in Sydney, where
he teamed up with Oliver Devaris in 2000. 
Together they ran international
and local accounts along the way winning international awards across all
categories – including gold, silvers and bronzes at Cannes and AWARD. 

More recently, their work has also featured in the third edition of
Hey Whipple Squeeze This.


graham@ext77.co           +61 410 426 064

Ruth Holt

Strategy and Client Service

Ruth has 10 years experience managing projects for large advertising agencies
and more recently for small not-for-profit organisations. She has worked in the UK,
Australia and New Zealand.


Her advertising clients have ranged from The Guardian Newspaper, to Weight Watchers, Ikea, Kellogg’s, MLA and Volkswagen. In her not-for-profit work she has coordinated
a support service for mothers of young children, taught adults how to read and managed
staff at a community crèche. 
This varied career has brought rewards both official (Cannes,
Clios etc) and human. 
She welcomes the opportunity to bring her combined skills to
agency life at Ext.77. 
She joined them in Account Service in 2015.

ruth@ext77.co           +61 434 404 363