Thomas and his wife Darcy founded PianoForte Chicago, Inc. and PianoForte Foundation NFP in 2004. David Graham, is a leading piano technician, caring for Fazioli, Schimmel, Yamaha and others fine brands. In 2004 he began working with Pianoforte Chicago on Fazioli and other high-end pianos alongside Thomas Zoells. His current clientele is a mix of private clients and institutions.