NGK Spark Plugs (UK) Ltd was established in 1975 and is now located in purpose built premises in Hemel Hempstead, Hertfordshire. Within the company there are two main Divisions; NGK Spark Plugs responsible for spark plugs and related products, and NTK Technical Ceramics responsible for semi conductors, electronic components, ceramic cutting tools and fine ceramics. NGK has established a world-leading reputation for quality and innovation in all its product areas and is committed to maintaining this excellence