Being a small CPA company years back, today, we’re a bustling and vibrant full-service public accounting firm serving everyone from individuals to corporations. One thing that’s remained constant: an emphasis on exemplary service.Get in Touch Today
About Our CPA Company
While there are many CPA firms in Chicago alone, here's what makes us so special and trusted by our clients:
Susan S. Lewis, Ltd. has a deep history of delivering exceptional accounting services. Since 1986, we’ve provided comprehensive tax and accounting solutions for individuals and businesses. We’re national in scope and have served thousands of clients since our inception.
With a focus on highly personalized services, we unburden clients of headaches, hassles and worries. We’re dedicated to keeping you financially healthy and on a secure path to reach your goals.
We are your trusted advisor — through the good, the crazy, and the unexpected.
Meet Our Team
Our professional CPA firm has a deep history of delivering exceptional accounting services. Since 1986, we’ve provided comprehensive tax and accounting solutions for individuals and businesses. No matter the industry or size of the business, our team of experts is always there for you.
Susan S. Lewis
Since joining our firm in 1993, Diane has contributed in all capacities in support of our individual and business clients. From individual tax preparation to retirement plan management, Diane provides analysis, insight, support, guidance and advice to individuals and businesses.
Prior to joining Susan S. Lewis, Ltd., Diane started her professional career with Coopers & Lybrand in Chicago.
Diane is a Certified Public Accountant, holds securities licenses for Series 6, 63 and 65 and is licensed to provide both health and life insurance. Diane received her Bachelor of Science in Accounting from Illinois State University in Normal, IL.
She resides in Naperville, IL with her husband and two sons.
Cyndi will be retiring after 40+ years in accounting to be spending more time with her grandchildren and family.