KSM (Katz, Sapper & Miller) is the largest accounting firm based in Indianapolis and one of the 50 largest in the U.S. It provides a full range of accounting, audit tax, and consulting services. KSM has roots going back to 1942 and today serves clients of all sizes, from entrepreneurial startups to established middle market companies (to the NBA’s Indiana Pacers). Its industry expertise includes construction, dealerships, family offices, financial services, government, healthcare, hospitality, insurance, life sciences, manufacturing and distribution, not-for-profit, real estate, technology, transportation, and veterinary.

KSM employs more than 540 people and is led by CEO Tim Cook, who formerly worked at Ernst & Young. KSM is an independent member of Prime Global, a network of professional services firms whose members combined have more than 3,400 partners, 34,000 employees, and $4.3 billion in annual revenues.