CKB Vienna LLP is a full-service law firm that handles several types of cases in Rancho Cucamonga, including labor and employment. It provides legal representation and counsel to employers, managers, and business owners in different employment disputes. These include recruitment issues, wage and hour disputes, workplace harassment, substance abuse, disciplinary actions, and contract agreements. The firm's other practice areas are corporate and business law, real estate and construction, tax law, healthcare and insurance, and probate law. Founding attorney Anthony M. Vienna is also a certified public accountant.