🛡️ Certified Examination Rigor: Richard Maul 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.
Long-standing Denver RPT providing fine pitch adjustment, concert tuning, and action maintenance for private collectors, teachers, and performance spaces.
Denver Piano Technicians Guild Directory (my.ptg.org/denverchapter). Record audited October 2026.