Welcome to John Kasperek Co., Inc.
John Kasperek Co., Inc. (JKC) was founded in 1989 to serve the financial needs of the Chicagoland and Northwest Indiana area. Led by accomplished governmental consulting expert - founder and managing partner John Kasperek, Jr., CPA - our talented team of Certified Public Accountants and professional staff are dedicated to providing customized services to local units of government, nonprofit organizations, corporations and individuals at an affordable rate. The firm's truly unique expertise is rooted in extensive experience through our municipal and educational auditing and consulting engagements. As a boutique company, JKC's attention to detail and hands-on service from all levels of the firm is well received by clients and our team is highly motivated and dedicated to their continued success. We have a proven track record with impeccable results–evidenced by an impressive client list.
The Illinois Office of the Auditor General recently announced JKC as a Level 3 auditor of governmental audits, the highest certification.
Tax Season News
We have two locations for convenient service:
- West Office - 9980 W. 190th St., Suite A, Mokena, IL 60448
- By appointment only
- East Office - 1471 Ring Road, Calumet City, IL 60409
- Monday - Friday from 9am - 6pm; Saturdays from 9am - 1pm
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