Grant Thornton LLP is the US member firm of Grant Thornton International, one of the largest global accountancy networks outside the Big Four (Deloitte Touche Tohmatsu, Ernst & Young, KPMG, and PricewaterhouseCoopers). The firm provides auditing, tax, and advisory services to public and private entities in about a dozen industries ranging from manufacturing and distribution to technology and defense. Grant Thornton operates nearly 60 offices throughout the US, while the larger Grant Thornton International network spans 135 countries. Founded under the Alexander Richardson Grant name in 1924, the firm took its current name in 1986 when it merged with UK company Thornton Baker.
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