VERIFY A CERTIFICATE
Confirm an installer or tuner holds a genuine DarkMatter Audio certification
ACADEMY PREVIEW · Demo content only — enrollment, payment, exams and certificate issuing are not connected yet.
Certificate has expired
This certificate was genuinely issued but its validity period has ended. The holder may have renewed under a new serial.
- Holder
- Devon Okafor
- Certification
- Master Tuner (Level 3 Certification)
- Course
- Competition SQ Tuning Masterclass
- Serial
- DMA-MT3-2023-000318-U
- Issued
- May 8, 2023
- Expired
- May 8, 2026
Where do I find the serial number?
It’s printed at the bottom centre of every certificate, under “Certificate serial no.”, and in the PDF document properties. Certified installers can also share a verification link directly.
How is a serial number structured?
DMA-CT2-2026-004817-L — issuer, certification track and level (CI1 Installer, CT2 Tuner, MT3 Master Tuner), year of issue, sequence number and a check character that catches typing mistakes.