WSET does not offer post-nominal letters. They do, however, offer candidates to become WSET Certified once they successfully pass the Level 2 or Level 3 exam.
What post-nominal can I add to my name once I pass the WSET exams?
About the Author: Marianne Frantz
A Certified Wine Educator, Marianne holds a Diploma in Wine & Spirits from the Wine & Spirit Education Trust (WSET) of London, and has also earned the Advanced Sommelier qualification from the Court of Master Sommeliers. After successfully participating in an educational competition sponsored by the Wines of Australia in the spring of 2008, Marianne became an educational Ambassador for Wine Australia USA. She is also a Certified Spanish Wine Educator.