Sales training company based in London offering outstanding sales training courses and bespoke in-house sales training tailored to a business needs. Open courses are foundation sales training, presentation training, advanced sales skills and telesales sales training. Extensive use of neuro linguistic programming NLP throughout the training. The skills taught by Green Onion helps businesses develop their customer base fast and grow sales. Business Development at its core. Green Onion is also a sales training company run solely by sales people. Everyone involved in the training program development is a sales person. Everyone that is involved in pitching the sales training is a sales person. And everyone that gives sales training is an experienced sales person.