St. Louis, MO is ready to provide in-person classes following social distancing and local guidelines in regards to COVID-19. For those clients who are not allowing employees to attend public sessions or non-essential training, we will continue to deliver training virtually. Please Contact Us if you have questions.

Six Sigma Training and Certification St. Louis, Missouri was the first Six Sigma provider to offer the first two weeks of the Green Belt and Black Belt together. This 2+2 format, a six sigma blended training, allows for Green Belts and Black Belts to attend training together, thus improving internal synergy while providing greater organizational flexibility.

We deliver a full range of onsite Champion leadership courses for organizations deploying Six Sigma.

White Belt Training [ ]


Yellow Belt Training [ ]


St. Louis Training Venue

Courtyard by Marriott St Louis-Downtown West

Courtyard by Marriott St Louis Downtown West

2340 Market Street At, Jefferson Ave, St. Louis, MO 63103

Tel: +1 (314) 241-9111

Click here for directions

Students receive a special rate of $129.00 per night for the week of February 28, 2022. Cutoff date February 6, 2022

Students receive a special rate of $149.00 per night for the week of March 28, 2022. Cutoff date March 6, 2022

Please call directly to Marriott Reservations at 1(800) 321­2211 or (314) 241-9111 on or before 5:00 PM CST on the Cutoff Date listed above to make your sleeping room reservations.

Please identify you as part of the group staying at the Courtyard St Louis Downtown West, located at 2340 Market Street at Jefferson, St. Louis, MO 63103.