APC’s clients have included Fortune 100 businesses, health maintenance organizations, union benefit plans, State and Federal quasi-governmental employee and retiree benefit programs, BlueCrossBlueShield Plans, and Medicaid-waiver health plans, among others. The size of our individual clients has ranged from less than 20,000 members to over 4 million lives. APC is currently providing services to clients that, collectively, incur more than 2.5 billion dollars in pharmaceutical expenditures annually.