Langevin Learning Services is the world’s largest train-the-trainer company. In comparison to other train-the-trainer organizations, we have the most days of training scheduled per year. We have the largest selection of workshop and certification offerings, as well as the largest faculty of dedicated, full-time master trainers who lead our courses. Over 20,000 training professionals world-wide have achieved professional certification with Langevin. Our clients represent a wide range of industries, spanning over 100 countries. In fact, 82% of Fortune 500 companies have sent their trainers to a Langevin workshop. This is what gives a Langevin Certification and Diploma Program credibility.