30 Years John Kasperek LOGO

Income Taxes

taxesThe tax laws are constantly changing; through our professional development program, the staff at John Kasperek Co., Inc. stays up to date on all the latest Internal Revenue Code changes.  We can prepare your tax return, whether it is a sole proprietor, partnership, corporate, tax-exempt organization, estate, or trust. For more information, download our comparison of the 2021, 2022 and 2023 tax law changes.

Our team of professionals has extensive personal income tax experience. Like businesses and NFP organizations, the tax code is ever changing, and like businesses and NFP organizations, we constantly stay up to date on personal tax code changes through our professional development program. Our firm knows the right questions to ask. Let us prepare your next personal tax return and see the difference we make.

  • Our Offices & Hours

    Our Offices & Hours

    John Kasperek Co., Inc.’s Corporate Office in Mokena is conveniently accessible from I-80 and Lagrange Road. JKC’s Calumet City Office is located near Torrence Avenue, I-80 and I-94. Our primary service area reaches throughout the Chicago Southland and Northwest Indiana region. We travel to our clients to provide services when and where they are needed.

    Office Hours: 8:30 a.m. - 5:00 p.m. Monday through Friday

    9980 190th Street, Unit A
    Mokena, IL 60448
    1471 Ring Road
    Calumet City, IL 60409
    (708) 862-2262
    This email address is being protected from spambots. You need JavaScript enabled to view it.
  • Our Clients

    Our Clients

    Our client list at John Kasperek Co., Inc. features a wide range of significant audit work including local governments, townships, school districts, municipal pension funds, not-for-profit organizations and common interest real estate associations. In addition, we also serve a variety of small business S-Corporations, Partnerships and individuals.

    We are happy to provide contact information for referrals upon request. Here is a sample of our client list.

  • Our Staff

    Our Staff

    Our team at John Kasperek Co., Inc., Certified Public Accountants is dedicated to providing quality, personalized financial guidance to local government, not-for-profit organizations, businesses, corporations and individuals.

    Managing Partner John Kasperek, Jr. has developed our team of professionals with an excellent working knowledge of the accounting principles and current standards to provide the highest level of excellence to our clients. Well known throughout Chicagoland area for his diverse expertise in all aspects of accounting, John has built a thriving company that serves the critical needs of the south suburban and northwest Indiana region.

    Please feel free to reach out to John or the rest of our team at John Kasperek Co., Inc. any time for answers to your questions. Email This email address is being protected from spambots. You need JavaScript enabled to view it. or call (708) 862-2262.

  • Our News

    Our News

    In order to better serve our clients, partners, friends and colleagues, John Kasperek Co., Inc. will issue a new monthly digital newsletter with relevant financial and accounting information, changes to auditing standards and procedures, news and announcements from our firm. Please email This email address is being protected from spambots. You need JavaScript enabled to view it. if you would like to be added to our digital newsletter distribution list.

    Additionally, we recently created an informative, consumer-focused accounting blog titled Your Friends that Count that is posted online at www.kasperekcpa.com/friends and is distributed through Facebook and LinkedIn.

    We will post press releases, announcements and stories from our firm to our Newsroom page.

kasperek at phone2  (708) 862-2262    kasperek at symbol2  info@kasperekcpa.com     JK CPA R   kasperek at newsl2   Join our Newsletter   social facebook box blue 64  social linkedin box blue 64