About Us


We work with you on a personal level to determine the best solutions for your unique needs, then leverage our seasoned expertise to achieve the best possible results.


We are your trusted partner in success. Our firm is large enough to offer a full range of professional services at a fair price, but small enough to give you the individual attention that you deserve.


Rest assured that when a need arises, our firm is ready and capable to handle everything for you so you can focus on what matters most to you.

sign1About Us

Diapoules & Feinstein was founded in 1989 on the ideologies of exceptional work and individualized service. We opened our practice at a centrally located, Long Island office, to remain easily accessible to our clientele. With the vision of servicing a diverse customer base with varying needs, we familiarized ourselves in a wide array of accounting disciplines. In the time since, our modest staff has grown to a formidable group of financial experts.

Among the industries we serve are:

  • Auto Repair & Gas Stations
  • Construction
  • Commercial Real Estate
  • Computer Consulting
  • Dental Practices
  • Engineering Firms
  • Entertainment
  • Equipment Rental
  • Graphic Design
  • Importers
  • Insurance
  • Jewelry Design & Manufacturing
  • Labor Relations
  • Law Firms
  • Limousine Services
  • Manufacturing
  • Medical Billing
  • Medical Equipment Sales
  • Medical Practices
  • Protection Serivices
  • Public Relations
  • Residential Real Estate
  • Restaurants
  • Retail
  • Transportation
  • Veterinarian Practices
  • Wholesale Distributors