Riordan O'Sullivan

Riordans have been advising businesses and private clients for generations. Founded in 1968, we have evolved through the decades to become one of London's most established accountancy firms. We now offer a wide suite of accounting, tax planning and advisory services to businesses and private clients in search of practical solutions from an experien... ced team with a refreshingly proactive and hands-on approach. Our client base extends into a wealth of industries. We work with an impressive portfolio of clients in a variety of sectors, from the beginner embarking on their first dream to businesses with turnovers ranging from thousands to hundreds of millions. Many of these firms came to our practice in the 1960s, 1970s and 1980s and have stayed with us ever since - and these businesses are now well into second generation of owners, something that we believe is testament to the quality of the service we offer and the trust that our clients have placed on us. In particular, we never forget that our largest clients were beginners themselves one day. Our reputation is second to noneRead More