Clark Schaefer Hackett (CSH) is a top 100 CPA and advisory firm that helps organizations and individuals reach their goals. Although we’re among the largest CPA firms in the U.S., we’re far from a traditional accounting firm. From operations and technology to workforce and financial solutions, we can assist clients in virtually every area of their business. Our expertise includes: tax compliance & consulting; accounting & assurance services; employee benefit plan services; strategic talent management; technology; data & business optimization; operations & strategy; risk & controls; process improvement; cybersecurity.