Olli Ahvenlahti has been played over 10 times on NTS, first on 11 March 2013. Olli Ahvenlahti's music has been featured on 17 episodes.

Olli Ahvenlahti (b. 6 August 1949) is a pianist, composer, and conductor, has been one of leading Finnish Jazz artists since the 70s. He has recorded with several artists and groups, like UMO Jazz Orchestra. He was also remembered for Vesa-Matti Loiri's presented by Jean-Pierre Kusela's background as a pianist called Puppe.