WTAS is an independent, full-service tax consultation firm that maintains several offices in more than 10 U.S states. The firm operates through a staff of over 500 employees. It offers a variety of financial advisory services. WTAS assists various business organizations in tax planning and accounting-related issues. WTAS offers a range of investment advisory services and develops strategic investment plans. The firm provides outsourced accounting and technical support services for individuals and family-owned businesses. It also offers private accounting solutions and fiduciary consultation services. WTAS provides valuation services for matters related to acquisitions, mergers and divestitures. The firm serves trade associations, public charities, private foundations, and health care and educational organizations.