CCK is a non-traditional public accounting and professional services firm with the depth of domestic and international resources required to be successful in today's business marketplace. We specialize in working with entrepreneurs. Our team is comprised of 120+ employees with offices in Tulsa, Oklahoma and Frisco, Texas. We serve clients on six continents with operations in over 25 countries. Our specialties include: Strategic Business and Tax Planning & Compliance; Assurance Services; Business Valuation; Estate and Succession Planning; International Business; and Mergers & Acquisitions.