Kathleen Spangenberg
Michael D. Wilemski, CPA


Our mission is to maximize the success of our clients. This means we will provide you with more than routine service and assistance. We understand your desire for an accounting firm that will deliver high quality services in a timely manner and interact with your staff in a positive and supportive way.  We pride ourselves in being business advisers, not just historical accountants.


The underlying philosophy of our firm is to provide continuing professional services to our clients based on their current and contemplated business decisions in addition to performing more traditional annual audits and tax return services. Our team of professionals provides the highest caliber of financial, tax and accounting services available, with one common theme: every client is important to our firm, and is accorded the same high-level quality of service.


Mike is the Managing Partner of the firm and specializes in complex financial consulting and reporting as well as tax planning and preparation for the firm’s closely held businesses and their principals.  He earned a Bachelor of Science Degree in accounting from The University of Scranton in 1988, was a Senior Accountant with Coopers & Lybrand and a Partner with Grill and Partners, LLC and Muskus & Wilemski, LLC. 

Mike is a member of the American Institute of Certified Public Accountants (AICPA), and the Connecticut State Society of CPA’s (CTCPA).  In addition he has served as a member of numerous not for profit organizations including being the Treasurer of The Burroughs Community Center in Bridgeport Connecticut for twenty five years.

Kathy specializes in accounting services and financial statement preparation including audits, reviews, and compilations.  She also oversees the firms QuickBooks accounting help and assistance including installation, set-up, personal training, support and file review.  In addition, she assists with business and individual tax return compliance.

Kathy brings over thirty years of experience to our team.  She earned a Bachelor of Science in Business from Southern Connecticut State University, was a member of the financial reporting group at Mercedez Benz Credit Corporation and a Supervisor at Grill & Partners, LLC and Muskus & Wilemski, LLC.

Christopher Northrop, CPA

Chris oversees the federal, state, and local tax compliance of the firm’s business and individual clients and works with them on tax minimization strategies and projection preparation as well.  He also assists with performing accounting services and financial statement preparation. 

Chris earned a Bachelor of Science in accounting from Stonehill College in 2010 and a Master’s of Science of Accounting Degree from Fairfield University in 2012.

Andrea Bereza

Office Manager

Andrea brings over thirty years of experience to our team and oversees our office administration and management including all computer and software technology and functions.  Most recently she held the same responsibilities at Muskus & Wilemski, LLC and Grill and Partners, LLC.