Established in 1980, The Investor Relations Society is a non-profit making institute and has almost 600 members drawn primarily from UK listed companies, as well as overseas companies operating in the UK.
Its UK members represent two-thirds of companies listed on the FTSE 100 Index.
The Financial Services Authority in the UK also publishes indications of best practice.
The Investor Relations Society runs educational programmes to assist with the understanding of the legal and regulatory framework in the UK.
The Investor Relations Society has counterparts in many other countries including the United States, Australia and The Netherlands.