Why DHJJ?
Experts in your business, taxes, and, financial wellbeing
Choosing the right accounting firm isn’t easy, but it makes a big difference to your financial future. You know you need the most up-to-date knowledge and the best skills available to help you make wise decisions that help you reach your goals. But you want to work with people who see you as an individual – not just another set of numbers.
DHJJ gives you the best of both: renowned experts in the areas that affect your business, your taxes and long-term financial wellbeing. We offer a different perspective on your business. We will look at your financial situation from a different angle and pose the right questions to help you and your business move towards your goals. Welcome to DHJJ. We’re glad you’re here.


Tax Services for Businesses
Your business deserves a customized approach to tax planning.
Tax Services for Businesses
Business Audit & Assurance Services
Financial success relies on having the right information at the right time.
Business Audit & Assurance Services
Business Advisory
Reach your goals more efficiently with the knowledgeable business advisory specialists at DHJJ.
Business Advisory
Financial Advisory
Financial success relies on having the right information at the right time.
Financial Advisory
What we do
Highly skilled, with deeper knowledge, & innovative services to help achieve your goals
There’s a reason so many families and business owners in Naperville, St. Charles, and the surrounding areas have relied on DHJJ for over 50 years. With a seasoned staff of over 100 strong, our partners and other team members deliver a complete range of services to help you achieve what you set out to do, no matter what your goals may be. But our people go one step further by getting to know you and your company, establishing personal, caring relationships, and even incorporating a bit of fun into the process.
Whether you’re trying to manage wealth to benefit future generations or help your business reach its full financial potential, we’ve got you covered. Count on DHJJ for insights and services that let you do more, save more and worry less. Your business – and your bottom line – will thank you.
Our Team
Professional. Personal. Customized expertise.
Our Insights
A culture of sharing ideas

Transportation Industry: Multi-State Taxes
Operating in the transportation industry almost always means operating across state lines. Trucks move, routes change, and loads…

When Does Your Business Create Sales Tax Nexus? SALT Rules for Growing Companies [Ask a DHJJ CPA Podcast Episode 3]
As businesses grow, expand into new states, hire remote employees, or start selling beyond their home state, state…

Why Your Business Needs an Audit from a CPA Firm
For many business owners, the word audit brings to mind disruption, scrutiny, and cost. But a well-executed financial…
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Have questions? Want to learn more about how DHJJ Fractional CFO Services can help you and your business? We’d be happy to discuss your situation.
Or call us:
630 420 1360







