Our professional staff includes MBAs, IRS Enrolled Tax Agents, Certified Financial Analysts, Certified Bookkeepers and customer retention experts. We have special expertise in compliance, training, and staffing.

CFO COnsulting & Services

Sampson LLC provides business' with much needed accounting and services CFO services. The small business owner in today’s very  competitive business environment  needs the strategic financial and operational guidance that Henry Fiorillo and his team provide.

We provide a Peace of Mind for the small business owner.

Accounting Services For Small Businesses

Specialty Consulting Services 

We provide a wide range of HR consulting services to support your organizations success.

Detailed Business Valuations to help obtain Cash Flow and investors. We don’t just focus on where you’ve been, but also where you are going to help reach your greatest potential

tax professionals

As IRS Enrolled Agents we have the power to represent both individuals and business in front of the IRS

and NYS. Besides being fully knowledgeable in all areas of tax
law, we can be your liaison to the IRS and NYS in working to resolve any Business or Individual tax challenges in your life, providing you a team of dedicated experts. 


While we appreciate that there is no shortage of CPA accountants and tax advisors on

Long island, we're confident that few can match the CFO experience, diversity and dedication you'll find at Sampson LLC.


Accounting Services

You will never see us apply a one-size-fits-all solution. Our Staff will give you personal attention and focus on your specific industry needs. From extensive bookkeeping and data analysis we can provide detailed financials and deliver sound advice for your business.