Commercial Businesses

Whether you sell products or services to your customers or clients, you want to run your business as efficiently as possible to achieve maximum growth and profit opportunities. Every business has its own accounting and tax compliance issues. It can be a challenge to keep up with changing IRS rules as you try to manage your business.

Since our inception in 1952, Lumsden McCormick has provided comprehensive tax services to commercial organizations of all types and sizes. Over the years, we expanded our business services to include a full scope of assurance, accounting, tax, and consulting services. Today, our team of certified public accountants takes a proactive approach to understand every aspect of your business and its unique challenges and opportunities.

We’ll assess your accounting systems and current tax situation and ask questions that will help us understand your overall long-term business goals. We’ll collaborate with you to develop a strategy to minimize your tax obligations, help you comply with federal and state regulations, and ensure you benefit from business incentives.

As a proud member of the BDO Alliance USA, we can also tap the resources of other professionals with expertise in your specific industry sector. We work with a wide range of businesses, and have specialty expertise in the following business sectors but not limited to:

Our full scope of services include:

Audit and Assurance Services


Tax Services


Consulting Services

For more information about our accounting services for commercial businesses, contact Michael Grimaldi, Courtland Van Deusen, or complete the form below.

Services Leaders

Timothy Bubar

Timothy J. Bubar, CPA

Principal
Sherry DelleBovi

Sherry L. DelleBovi, CPA

Partner
James Dunn Jr.

James M. Dunn, Jr., CPA

Partner
Donna Gonser

Donna M. Gonser, CPA

Partner
Michael Grimaldi

Michael J. Grimaldi, CPA

Partner
Cheryl A. Jankowski

Cheryl A. Jankowski, CPA

Partner
Mark Janulewicz

Mark G. Janulewicz, CPA

Partner
Brian Kern

Brian J. Kern, CPA

Partner
Christopher Lukowski

Christopher Lukowski, CPA, CFE

Principal
Amanda Mooney

Amanda L. Mooney, CPA

Manager
Douglas Muth

Douglas C. Muth, CPA

Principal
Michē Needham

Michē C. Needham, CPA

Partner
Kerry Roets

Kerry A. Roets, CPA

Manager
Jonathan Roller

Jonathan L. Roller, CPA

Principal
David Schlein

David A. Schlein, CPA

Partner
Mark Stack

Mark D. Stack, CPA

Manager
Cory Van Deusen V

Courtland "Cory" Van Deusen V, CPA

Partner
Kelsey Weigel

Kelsey P. Weigel, CPA

Manager

Upcoming Events

2019 Exempt Organizations Conference

2019 Exempt Organizations Conference

November 22, 2019

Join Lumsden McCormick for our 25th Annual Exempt Organizations Conference featuring local and national experts presenting on a variety of pertinent industry topics.

Learn More
The Avantax Advantage

The Avantax Advantage

December 05, 2019

Avantax Wealth Management delivers a comprehensive, tax-inclusive approach to financial situations that yield healthier financial and investment decisions.

Learn More
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