
At Tribal, art director Hall and copywriter Phillips produced work for clients such as The Guardian, VW, Philips and Guinness.
They have also spent time freelancing and doing placements at Proximity, Elvis and M&C Saatchi.
Their appointment follows the hiring of award-winning digital creative director Angus Mackinnon, who recently joined Kitcatt Nohr from Nike.
Hall and Phillips met while studying at University College Falmouth, where they both completed an MA in Creative Advertising.
Hall completed an undergraduate degree in graphic design at University College Falmouth and was the overall winner of the FutureBrand Future Talent Award in 2006.
Phillips was awarded the British Psychological Society's Undergraduate of the Year award in 2006 when she was studying for a degree in psychology at the University of Reading.