IRISH TAXATION SOFTWARE SERVICES LIMITED

Irish Taxation Software Services Limited (ITSS) is a leading provider of tax-compliance software for accountancy firms across Ireland. Built and supported by chartered tax advisers, its solutions are designed to streamline both income-tax and corporation-tax obligations, reducing the administrative burden for practitioners.

The flagship products include Sage Personal Taxpro, the market-leading income-tax platform praised for its user-friendly interface and robust reporting, and Sage Corporation Taxpro, a comprehensive tool that helps firms manage corporate tax compliance efficiently. ITSS also offers flexible training-ranging from detailed, on-site sessions to high-level online overviews-and a suite of additional services backed by a dedicated support team that prides itself on rapid, same-day issue resolution.

With a client base of over 2,500 firms and a growing community of users, ITSS is headquartered in Cork and serves accountants throughout the Republic, delivering reliable software, ongoing updates, and expert assistance that keep tax professionals ahead of regulatory change.