III or iii may refer to:
Companies Information International, Inc., a computer technology company Innovative Interfaces, Inc., a library-software company 3i, formerly Investors in Industry, a British investment company
Other uses Institute for Information Industry, research institute in Taiwan Insurance Information Institute, a US industry organization Insurance Institute of India, an Indian organisation for training Intelligence and Information Institute, a fictional US government organization in the comic version of Transformers Interactive Investor International Interstate Identification Index, an index of criminal records maintained by the FBI
See also 3 (disambiguation), including all uses of the Roman numeral "III" as a number 1/3 (disambiguation) Number Three (disambiguation) The Third (disambiguation) Third (disambiguation) Third party (disambiguation) Third person (disambiguation)