Grant Thornton is the United States member firm of Grant Thornton International, a global accounting, tax and business advisory organization. The company specializes in financial statement attestation and integrated audit services. It assists clients with financial reporting processes and Sarbanes-Oxley Act compliance. Grant Thornton provides federal, state, local and international tax advisory services, compensation and benefits consulting and family wealth planning. The company features expertise in international assurance, currency risks, capital formations, expatriate activities, transfer pricing and global mergers and acquisitions. It offers counsel in investment banking, valuation, forensic accounting and litigation. Grant Thornton serves the construction, real estate, hospitality, consumer and industrial products, financial services, health care, technology, public sector and nonprofit markets. The company maintains member firms in more than 100 countries. It has offices in numerous cities throughout the United States, including McLean, Va.