About

It all started in 1980 with an empty file cabinet, a desk and a savvy businessman named Lou Grassi, who possessed a keen insight into the necessary components of success. After more than a quarter century, Grassi & Co. is now one of the nations elite accounting firms and among the Top 100 largest firms in the United States.  Also ranked by Crains New York Business as one of the Top 20 largest accounting firms in New York and by Long Island Business News as one of the Top 10 largest on Long Island, Grassi & Co. is a full-service tax, accounting, and business advisory firm with offices throughout Long Island, in Manhattan, New Jersey and Rome, Italy. We provide more than traditional accounting, auditing and tax services. We thrive on solving problems, reducing tax liabilities, easing the financial audit process, managing and planning for growth, and preparing for the future. We have been recognized nationally as one of the Best Places to Work by Best Companies Group and have been named among the Top 25 Best of the Best Firms by INSIDE Public Accounting for eight years. Grassi & Co. is an independent firm associated with Moore Stephens North America, the North American arm of Moore Stephens International Limited. This international association consists of more than 300 independent accounting and consulting firms with nearly 650 offices in more than 100 countries. The breadth and depth of services available to you are equivalent to those offered by Big 4 firms. Globalization is the new standard and in today's evolving marketplace, Grassi & Co. has the domestic and international capabilities to help companies achieve their global objectives. Our team believes that honesty, hard work and determination hold the keys to success and  follow these principles when helping clients unlock their potential for success. Our Clients Our team services a diverse clientele across several industries, including Construction, Architecture & Engineering, Manufacturing & Distribution, Financial Services, Private Equity, Real Estate, Retail, Technology, Life Sciences, Not-for-Profit, Transportation and Healthcare. We also have consulting practices with expertise in technology, healthcare and business advisory issues and engage with the full life-cycle of private investments and capital formation. We are not your typical accounting firm. Our team uses its collective abilities to ease clients concerns and headaches, maximize their businesses efficiency, and proactively guide them on the path to success. Our professionals take pride in advising successful business owners, and we strive daily to exceed expectations. Our client-centered approach is instilled in every aspect of our corporate culture at every level, from Managing Partner to the administrative support staff. We are responsive, candid and pragmatic, and align our services with your business objectives. Whether you're a high net worth individual, family business, public corporation, or a sponsor, we understand how you look at the world and deliver our services to match. Our People Grassi & Co.s number one asset is our professional team. Our firm consists of 300 talented professionals who are specialists and thought leaders within the industries they serve. The Grassi & Co. culture is based on developing our people to unlock their potential and arm them with the tools and knowledge needed to provide our clients with the highest quality of service. Through consistent training, teamwork, and also some fun, our professionals, and the services they offer, are valued by executives and peers within the marketplace.  We take client feedback seriously and issue a yearly client satisfaction survey. All of our employees embrace our mission and core values and are committed to achieving success for themselves and our clients. As the markets evolve, Grassi & Co. has evolved with them, and we look forward to serving growing companies for many years to come. Our Community The firm and its professionals have been committed to the growth and improvement of our surrounding communities for more than 30 years and dedicate considerable time, effort, and resources to helping charitable organizations.  Grassi & Co. values and embraces cultural differences and strives to continuously enhance inclusiveness throughout the firm and our local communities. The firms commitment to diversity and continuous improvement for all instills the confidence that our team has the tools necessary to drive growth for our clients and our community.