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Cornerstone CPA Group, LLP, a merger of Burnham and Beyler, CPAs and McCuistion & Poe, CPAs is a firm in Elkhart, Indiana that provides tax, for profit and non-profit audit, and other accounting and management advisory services. We hope this website will be a useful place for you to find information, articles, and financial tools that will help you better your business or personal finances. If you are new to Cornerstone or seeking more information about us, we hope this site will show you why we stand out as certified public accountants in our area as a quality CPA firm that provides a great value for both our business and individual clients. We serve many areas surrounding Elkhart including South Bend, Merrillville, and Fort Wayne in Indiana along with St. Joseph, Kalamazoo, Grand Rapids, and all of Cass and St. Joseph counties in Michigan.

Were Hiring

Job Openings: Cornerstone is in need of additional professional staff to help serve our clients. Find more information about job openings hereCornerstone Job Openings

Forensic accounting: Cornerstone has launched a forensic accounting practice with the addition of Susan Henry to our team (June 2015).* Learn more about Susan's background and our new forensic services here: Cornerstone's Forensic Accounting Practice

2. Building Resized

Our office located in Elkhart, Indiana

Our mission is to provide accounting, audit, tax, and management advisory services of the highest level of quality and to build relationships with our clients to create a strong foundation that supports achieving their financial goals and finding their success.


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*Effective June 8, 2015, Susan Henry is an employee of Cornerstone CPA Group, LLP (“Cornerstone”).  Cornerstone is not affiliated with Susan L Henry LLC, dba Henry Consulting Group, and is not responsible for the contents of its website and past and future business dealings.