William J. Lilly CPA PC, was established as a Long Island CPA firm to meet the needs of business, professional and individual clients throughout Long Island. With over twenty-five years of accounting, auditing and tax experience, William J. Lilly CPA PC provides superior quality and personalized service to a wide variety of clients ranging from individuals to small and mid-size companies throughout Long Island. The firm's extensive background and diverse experience in public accounting gives the firm a unique perspective into the financial, tax and professional needs of business owners. This insight enables the firm to deliver strategic business and tax advice tailored to each business owner's specific goals and requirements, enabling them to reach their planned financial and business goals and objectives.

William "Bill" Lilly

Bill has been a life long resident of Suffolk County Long Island. Attending Niagara University on a baseball scholarship, he earned his bachelors degree in Business Administration with an emphasis in Accounting. Currently, Bill resides in Miller Place with his wife of twenty five years and their two children. Bill enjoys participating in and coaching a variety of sports. His other interests revolve around family, friends and food, as he loves to entertain and barbecue for his extended family and friends. Professionally, Bill has been a New York State certified public accountant for over twenty years and is an active member of both the New York State Society of Certified Public Accountants (NYSSCPA) and the American Institute of Certified Public Accountants (AICPA).

Bill approaches each client relationship as if he was a partner in their business. He takes the time to get to know and understand the business as well as the individual owners so that he can develop the personalized services that each client deserves. With his unique hands-on approach to service, each and every client can expect to benefit directly from his extensive experience and personalized recommendations. During his career, Bill has built a solid reputation as an expert in taxation and business advisory services for self-employed business proprietors and owners of closely held corporations by helping them to expand their businesses, minimize their taxes and retain the benefits of all their hard work.

Bill encourages his clients to take full advantage not only of the accounting and tax expertise of his firm, but to utilize his firm's experience as a resource for ideas and issues that may impact their business and personal lives.