🛡️ Certified Examination Rigor: Roy Sinclair 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.
Registered Piano Technician serving Denver, Highlands, and Lakewood. Decades of experience in upright and grand regulation, pitch raises, and insurance appraisals.
Denver Piano Technicians Guild Directory (my.ptg.org/denverchapter). Record audited October 2026.