ARTHUR ANDERSEN LLP May 10, 1999 Office of the Chief Accountant United States Securities and Exchange Commission 450 Fifth Street, N.W. Washington, D.C. 20549 Dear Sir/Madame: We have read Item 4 included in the Form 8-K dated April 30, 1999 of Unity Bancorp, Inc. to be filed with the Securities and Exchange Commission and are in agreement with the statements contained therein. Very truly yours, /s/ Arthur Andersen LLP - ----------------------- ARTHUR ANDERSEN LLP Page 5 of 5