Michael Koscinski & Gillian Hauboldt

Let us help with your
Income Tax preparation.

Call us today:

(262) 784-5839

  • Request a free tax organizer
  • We welcome any first time visitors
  • Ask about our range of accounting services

Our Services


We provide accounting service to the small and medium sized business. Our aim is to keep management informed of important issues regarding the financial status of their organization.

Income Tax

We provide professional preparation of individual and corporate income taxes. As a certified public accountant, Mr. Koscinski is able to represent his clients at an audit without their presence required.

Payroll for the Staffing Industry

Concurrent Payroll and Invoicing Service is available for staffing companies. This provides the temporary help industry an affordable alternative to "in house" payroll and billing.

Acquistions/Sales of Businesses

We are available for consultation regarding the procurement or disposition of any size business. We are also able to develop business plans for obtaining financing in these matters.

Contact Us

Michael M Koscinski CPA
16145 West National Avenue
New Berlin, WI 53151-5505 (map)

Phone: (262) 784-5839
Fax: (262) 784-6099

Office Hours:

February 1st - April 15th
Mon-Fri: 8:30am - 5:00pm
Saturday: 8:30am - Noon

April 16 - January 31st
Mon-Fri: 9:00am - 4:30pm