• Learn More Offering cost-effective, quality audit and tax services.
  • Learn More Building long-term and effective professional relationships.
  • Learn More Serving the greater Chicago area and beyond.
Accounting Auditing Tax Services

Experience Counts


Sassetti LLC regular office hours:  Monday through Thursday 8:30AM-5:00PM; other days by appointment.

New Client Portal

With increasing compliance regulations and concerns about protecting your information privacy, Sassetti LLC is providing our clients a secure web-based portal, which offers a safer, more secure method of sending to us or receiving from us your financial or tax documents.  This also includes software backups or downloads such as QuickBooks files.  If you are interested in using this more secure method of transferring your data to and from Sassetti LLC, please contact Laurie Finnegan at 708-386-1433 ext. 110.  We will follow up with you to provide your own unique log-in for your use, and instructions on how to access our web portal.

Sassetti LLC is a full-service Certified Public Accounting Firm with a ninety year tradition of quality professional services.  Our clients include businesses, both privately-held and publicly traded, not-for-profit organizations, employee benefit plans and individuals.
Sassetti LLC was originally founded as Frank L. Sassetti & Co. in 1921, and has been located in Oak Park, Illinois since 1964.
We are members of the American Institute of Certified Public Accountants, the Illinois CPA Society, the Center for Public Company Audit Firms and the AICPA Employee Benefit Quality Center.
Learn More

Sassetti News Updates

Going paperless?  Contact us if you are interested in receiving your next tax organizer electronically!

Tax and Accounting Updates

Contact Us!


"I rely on Sassetti and their staff for all my accounting needs."

Tom Penoza
National Treasurer
Fraternal Order of Police

Sassetti has been a valued accounting service partner to Siren.  Their experience and big-picture knowledge have helped our growing business.

Wendy White
Siren Interactive

"I've worked with many CPA firms, Big 4 and mid-size included, and I feel Sassetti LLC is one of the best.  Sassetti provides not only excellent and timely service but also staffing stability."

Jeff Gorden
BAB, Inc. (Big Apple Bagel, Inc.)