Deloitte began in 1845, when William Welch Deloitte opened an auditing office in London. Since then Deloitte has grown to a global brand representing numerous independent professional services firms that collectively employ over 225,000 people in more than 150 countries and territories around the world, and which in 2015 earned over than $35 billion. Deloitte […]

Plante Moran provides auditing, accounting, tax services, management consulting, technology assessment and planning, and wealth management. The industries it serves include health care, financial, manufacturing, retail, dealerships, and not-for-profit and public sectors. The company was founded by Elorion Plante in 1924. Frank Moran was made co-partner  in 1950, at which point the firm’s name was […]

PricewaterhouseCoopers, or PwC, formed in 1998 as a result of a merger between Price Waterhouse and Coopers & Lybrand. It’s one of the world’s largest professional services networks, employing over 40,000 people in the US alone, and over 180,000 people in 157 countries around the globe. In 2014 it was the fifth-largest privately owned organization […]

Ryan, which was founded by CEO  G. Brint Ryan in 1991, is the largest indirect and property tax practice in North America and the seventh largest corporate tax practice in the US. Ryan’s other services include audit defense, tax recovery, credits and incentives, tax process improvement and automation, tax appeals, tax compliance, and strategic planning. […]