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In an effort to improve our client experience, we have upgraded our electronic document delivery system. The portal system has been replaced and we now use SafeSend. To share files with us please use the “Upload Files” section below. If you are looking for a specific document, please contact our office. Thank you.

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  • Services
    • Accounting
    • Tax Services
    • Audits / Financial Statements
    • Consulting
    • Payroll
    • Business Valuations
  • Our Team
  • Tax Resources
  • Contact
    • Contact
    • Careers

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The Client Portal system is hosted by a third party and all data is encrypted for your safety. McMahon & Associates recommends utilizing 2-factor authentication offering for additional security. If you have any issues,
Please contact your HR department.

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Established in 1971, McMahon & Associates has been serving Northwest Indiana and Chicago’s South Suburbs to help them grow their business. McMahon & Associates is locally-owned and offers a unique blend of big firm services and small firm care.

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  • 10010 Calumet Avenue,
    Munster, IN 46321
  • (219) 924.3450
  • (219) 924.1640
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