


IWAN ERBRINK
60751556
October 24, 2025
No.
Expires:
Issued by the Winning by Design Revenue Academy Training Program
Issued by Winning by Design Revenue Academy
CUSTOMER SUCCESS

This person has demonstrated mastery of the fundamentals of account management,
applying the fundamental concepts of a customer-centric approach of Sales as a
Science – including question-based discovery, storytelling, orchestrating impact
reviews, managing customer conflict, trade and expanding partnerships.

IWAN ERBRINK
The Account Manager Certification course targets account managers (AMs) and your
leaders to help establish customer-centric systems-based processes and skills.
Issued on
October 24, 2022
Expires on
October 24, 2025