How do I become a LeSS trainer? Kelli Davis April 19, 2018 22:29 Updated Follow Individuals interested in becoming a LeSS trainer should read the “How to Become a LeSS Trainer” on the LeSS website. Afterward, you may email email@example.com in order to start the process. Related articles Can I renew my LeSS certification and my Scrum Alliance® certification at the same time? Comments 0 comments Article is closed for comments.