Your QuickBooks® Partner for Small Business Success

Helping SMB owners optimize their back office with advanced technology

You’re a business owner who loves what you do—but not the financial management that is so crucial to your success. Sass Accounting Services is an accounting firm that is passionate about helping you succeed with advanced technology that will optimize your back office—so you can spend your time focused on the key aspects of your business.

We help small to mid-sized businesses effectively utilize QuickBooks® software for their company’s financial records. Our clients gain hands-on knowledge of QuickBooks so they can maintain the highly accurate, real-time financial data they need to make key business decisions.

Our founder, Eileen Sass holds the highest available certification in the leading financial management platform for SMBs—as an Advanced Certified ProAdvisor®. This expertise, combined with her thirty years of accounting experience, deep knowledge of accounting and financial management, and passion for helping businesses thrive, is what sets Sass Accounting Services apart as a true partner for SMBs.

If you love our business, but not back office work, you’ve come to the right place! Contact us today.

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Our Blog

Who Owes You? 5 QuickBooks Online Reports That Can Tell You Fast

October 8, 2019

Cash flow is one of the most important aspects to the health of your business. Staying on top of who owes you money should be on the top of your priority list to check regularly. With QuickBooks...



  • “Eileen will give advice, is very accessible and will do any task necessary to take the load off of my firm. Eileen is very detailed and will get the books in order, saving time and money at year end.”

    – Dan C., Insurance Industry (QuickBooks Pro)

  • “We needed to convert an old, archaic, outdated, cumbersome construction contractor software to a more user friendly and information available software. Eileen provided services to accomplish the task which was completed with great satisfaction. I have worked with Eileen for over 20 years and have never been disappointed with her services!”

    – Rick S., Construction/Commercial Developer (QuickBooks Premier Contractors Edition)

  • "We used Sass Accounting Services to convert two companies to QuickBooks. I would personally recommend them to anyone – the service and prompt attention, combined with the wide area of knowledge is so very much appreciated.”

    – Brigitte L., Manufacturing & Commercial Rental (QuickBooks Enterprise)