🛡️ Certified Examination Rigor: Steven Roberts holds the Registered Piano Technician (RPT) credential from the Piano Technicians Guild. To attain this credential, the practitioner completed and passed standardized written theory, aural concert tuning, and practical grand/vertical action regulation examinations.
Specialist in vintage American and European grand acoustic restoration (Steinway, Mason & Hamlin, Bechstein). Over 30 years experience in soundboard replacement, pinblock manufacturing, and historic action geometry.
Official business website & PTG Boston Chapter Roster. Record audited October 2026.