George studied at the National College of Art Dublin and Belfast. He served a 7-year apprenticeship in Stained Glass with his father G. Stephen Walsh in studios in Belfast and the United States.
He works mainly in Stained Glass but has painted for several years, working in oils, watercolour and collage. He has exhibitied in the R.H.A., Leinster and Sandford Galleries, Dublin, Dublin Painting & Sketching Club, The Water colour Society, Kilcock Art Gallery and galleries in Malaga.
His work in both media-glass and painting can be found in numerous collections here and abroad.
A few places where his work can be found are:
College of Surgeons, Dublin
College of Surgeons, Edinburgh
Kildare County Council
Cervantes Institute, Spain
President Mary Robinson
Dublin County Council