IHS, Inc. is a publicly traded business information services company based in Douglas County, Colorado, United States. IHS serves international clients in five major areas: energy, product lifecycle, environment, security and TMT (Technology, Media & Telecoms). IHS provides industry data, technical documents, custom software applications, and consulting services. IHS brands include Jane's Information Group, Cambridge Energy Research Associates (CERA), and John S. Herold, Inc. In 2010 IHS purchased iSuppli and Screen Digest, and IMS Research in 2012, which are the foundations for the new TMT services.