Servicing the Greater Philadelphia Region in Buck, Montgomery, Chester & Delaware Counties


Specializing in Tuning, Regulation, Cabinet Repair,  Yamaha Disklavier Service, QRS repairs, Steinway & Sons Spirio Systems.
Gregory Cheng RPT has tuned for many different venues, some of which are:
Academy of Music QVC
Mann Music Center Trenton War Memorial Theater
NBC-10 Studios, The 10! Show State Street Theater of Media PA
CBS-3 Studios, Talk Philly Live National Museum of
American Jewish History, Opening Gala Event.
WXPN 88.5 and World Cafe Live Just to name a few…