The Knowledge Transfer Networks (KTNs) are a network of 16 industry-focused networks in the UK managed by the Technology Strategy Board that aim to stimulate innovation through knowledge sharing and networking. KTNs connect businesses, academia, and government to transfer technologies, create partnerships, and provide funding advice. Examples are provided of the Chemistry Innovation KTN and how it brokers projects and events to support its industry, as well as a case study of how the Materials KTN helped a company increase sales by 300% by introducing a new material.