No, you do not have to. The White Belt Training & Certification is if you’re new to process improvement and would like learn what Lean Six Sigma is. The Yellow Belt Training & Certification is for if Lean Six Sigma is new to you and you’d like an introduction.

Tracy O'Rourke

Tracy is a Managing Partner & Executive Advisor at For almost 20 years, she's helped leading organizations like Washington State, Cisco and GE build problem-solving muscles with Lean Six Sigma to achieve their goals.