Whether you are looking for an integrated solution on a long-term basis or advisory services on a one-time project, Dugan & Lopatka has a wealth of intellectual resources to offer you. The combination of our specialized expertise and our exceptional record of client service is why Dugan & Lopatka is one of Chicago’s top accounting firms. We invite you to learn more about how Dugan & Lopatka can develop a relationship with your business or nonprofit organization that you will find refreshing and rewarding by reviewing any one of our brochures. 

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Firm Services Brochure

Handy Tax Guide

Nonprofit Services

Marketing Consulting Services

Cost Segregation Services

Business Valuation Services

Personal Financial Planning Services

Estate Planning Services

R & D Tax Credit Service

Partners In Technology Services