WSG, also branded as World Services Group, is a multidisciplinary professional services network of independent law, accounting and investment banking firms. It ranks as one of the largest among the more than 200 professional services networks in the world. WSG members are independent law, accounting and investment banking firms. According to the organization's website as of 2016, WSG was formed in 2002 as a multidisciplinary network with the objective of bringing together professionals in a professional services network that creates business opportunities and relationships to better service their clients globally. Its members have more than 19,000 professionals in more than 115 countries in almost 400 offices. Its global headquarters are located in the Houston, Texas,