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About Us

Kempa & Company CPAs LLP is proud to serve the accounting, bookkeeping and tax needs of a wide variety of small businesses.  As a local New York CPA firm and experienced business advisor we are in the best position to offer outstanding financial advice that will help your business grow and prosper. We’re committed to helping each client save money, increase profits and build a successful business. We take the time to learn about your business then suggest a personalized plan to assist you with all of your accounting and bookkeeping needs, saving you valuable time and resources.

Kempa & Company CPAs LLP also works with individuals to prepare income tax returns, design tax planning strategies and provide help with IRS tax problems.

Experience the personal attention and quality support Kempa & Company CPAs LLP has come to be known for in the New York area. Contact us today at (800) 477-5857 to set up an appointment for a free consultation. We work with clients in New Hyde Park, Lake Success, Manhasset, Garden City, Mill Neck, Syosset, Plainview, Hauppauge, Stonybrook, and more. At Kempa & Company CPAs LLP clear communication is everything. It is the preface along this financial journey we embark on together, in reaching your goals of maximizing wealth, minimizing taxes and eliminating anxiety regarding your finances.

Kempa & Company CPAs LLP fulfills our client's needs, minimizes your tax burden, maximizes your wealth and eliminates your anxiety regarding finances.

For your borrowing needs we have developed relationships over the past decade with The Bank of America, J.P. Morgan Chase, Citibank, TD Bank and the U.S. Small Business Administration.

Our Staff

Glenn KempaGlenn Kempa CPA, Managing Partner, holds licenses for Certified Public Accountancy, and for Life, Health and Disability Insurance Sales.  Glenn graduated from Hofstra University, Zarb School of Business in May of 1984, when Hofstra’s accounting program had a ranking of #5 in the nation.  Thirty plus years of diverse experience in the profession, Glenn is an active member of The American Institute of Certified Public Accountants (AICPA) and the National Association of Tax Professionals (NATP). Aside from the heavy experience in accounting, taxation and financial planning, Glenn has extremely good analytical skills and has a unique ability to visualize potential issues and problems, before they happen. As your financial consultant, you will quickly learn that you are in great hands.  He has written for and been quoted by The American College of Physicians, also lectured other CPA’s on the topic of Accounting and Auditing for the Foundation for Accounting Education (FAE). Glenn was a recipient of the Zarb School of Business Dean’s award for community service, has donated countless numbers of hours to various not-for-profits in the area of financial services from leading the accounting teams for walk-a-thons to chairing finance committees. Glenn currently holds the Position of Treasurer for Friends of The Bay, a non profit organization whose mission is to preserve, protect and restore the Oyster Bay/Cold Spring Harbor Estuary. Glenn enjoys reading and researching the latest data regarding taxation and management, fine dining, photography, and Tae-bo to stay in shape. He resides with his wife and two daughters in Mill Neck, New York.

Arnold Chaimowitz, Tax Senior, Arnie graduated Adelphi University with a Bachelors in Business Administration in Accounting, in 1972. He has worked with the firm for the last fifteen years. He has an abundance of experience in specializing with the firm's high-net-worth clientele. He also has extensive experience in the areas of budgeting and forecasting which ties in well with our exclusive niche clientele. Arnie enjoys reading the latest tax law, basketball, time with family and his rescue dogs.

Heidi Kempa, Special Projects Administrative Assistant, graduated from Bentley University, Cum Laude, in 2013 with a Bachelor of Science in Management and Liberal Studies in Global Perspectives, was one of few Bentley recipients awarded a nationally acclaimed Walt Disney World Management Internships. Heidi is helping the Firm Branding Initiative of Kempa & Company CPAs, LLP and its clientele in the areas of office management and organization. In addition to interning with Kempa & Company, Heidi spent the summer of 2013 in Southampton, New York working at management positions for an International Retail Store and The Southampton Hotel. She is currently employed with Saks Fifth Avenue as an Assistant Manager. She enjoys reading and interpretation of management statistics, travel, photography, real estate and time with family.

Kristin Kempa, Firm Video and Photography, and the Kempa & Company CPAs LLP Branding Initiative, Kristin is attending Fashion Institute in Manhattan as Photography major. She has won major awards for her work in both high school and college, with work being displayed at Long Island Museums.