Welcome to 100% Effective

100% Effective Training are an expert training provider in Lean and Six Sigma. Our company was established in 1999, with the sole intention of becoming the UK's leading provider of online & open continuous improvement training. We specialise in Lean, Six Sigma and Lean Six Sigma training courses.

All our courses are available as in house, public, open and online training. We pride ourselves in practical, interactive, fun learning and we run courses nationwide including London, Leeds, Manchester and Birmingham. Our Lean Six Sigma Master Black Belts are recognised as experts in their field and regularly give key note speeches at major seminars all over the world. Our Six Sigma and Lean Six Sigma courses are available at Yellow Belt, Green Belt and Black Belt level online and as open or inhouse training courses.

Upcoming classroom training courses

Master Black Belt on April 13th in Manchester
Black Belt on May 11th in London
Black Belt on June 1st in Manchester
Fast Track Belt on July 20th in London
Fast Track Belt on August 10th in Manchester

Call 0845 070 2987 to reserve your place!


Customer Reviews
Lean Six Sigma Customer Reviews 4.9/5
based on 89 reviews.

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Online Courses

We also offer a suite of Lean and Six Sigma training courses online.

View our courses

CPD Certified CoursesELCAS Certified Courses