Equally adept at acoustic or electric styles, either choice can be beautifully intricate or feature high energy explosiveness. He has developed his own sound, without the aid of pedals or gadgets, and fans even say that you can recognise an Achison riff when you hear it.
As a vocalist, Geoff possesses a rich, soulful voice that evokes favourable comparisons to Joe Cocker, Warren Haynes or Paul Weller. Add to this his award winning songwriting skills and you have the whole package.
He has toured regularly around the globe and won honours on 3 continents. Years of touring, recording and performing has seen him share stages and open shows with such high calibre artists as Jorma Kaukonen & Hot Tuna, John Mayall, Clarence 'Gatemouth' Brown, Hubert Sumlin, Levon Helm and John Mayer as well as top Aussies 'Dutch' Tilders, Phil Manning, Jeff Lang and Tommy Emmanuel.