Born in Scotland from Italian origins Peter Guidi is a self-taught musician. His principle instruments are alto and soprano saxophones, flute, alto flute, and bass flute. He began his musical career in Italy where he went on to play with many leading jazz musicians and performed in major Jazz Festivals including 'Umbria Jazz', the ‘Aosta Jazz Festival’, the 'Jazz Festival of Pescara' and the 'Ivrea Jazz Festival'.

He now tours with his own Quartet throughout Europe and has performed at the 'North Sea Jazz Festival' in Holland, 'Torino Jazz' in northern Italy, the 'Jazz Festival of Ostend' in Belgium and the 'Django Reinhardt Festival' in France. The Peter Guidi Quartet has also appeared on European national radio and television networks in Holland, Belgium, Spain and Portugal.

The Quartet has also performed outside Europe performing a series of concerts in 2002 at the Museum of Arts Theatre in Tel Aviv and Haifa, Israel. A frequent visitor to the United States he has played with some of the most prominent American jazz musicians, such as organist Jimmy McGriff and drummer Mel Lewis. In 1992 he participated in the 'World Festival' in Atlanta Georgia as co-leader of the European Jazz Quintet. In 1993 he performed as guest soloist with the 'Gillespiana' project led by composer/pianist Lalo Schifrin at the 'North Sea Jazz Festival'.

Since moving to Holland he has founded the Jazz Department of the MSA consisting of ensemble and improvisation classes, and is leader of the 'Jazzmania' big band the 'Jazzfocus' Big Band the Jazz Kidz the Jazz Juniors and the Jazz Generation at the Muziekschool Amsterdam. The bands and ensembles have won a total of EIGHTY THREE RIZES in national and international Big Band competitions.