Acquavella, Chiarelli, Shuster, LLP was founded in New York City by Joseph P. Acquavella, Santo Chiarelli, and Samuel Shuster, combining diverse backgrounds from national and mid-size Accounting firms as well as from the Internal Revenue Service and private industry. At Acquavella, Chiarelli, Shuster, LLP (ACS), we take your business and personal finances seriously. As business and financial consultants we solve problems creatively and effectively. As accountants and auditors, we provide technical expertise, insight, and service of the highest quality. ACS is large enough to have the resources and personnel to resolve the most complicated tax, auditing and accounting issues, but also in touch with management providing personal attention, responsive service, and senior management involvement. ACS is meeting the challenges of the 21st century with a continuously expanding breadth and depth of services.