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Get a custom proposalChicago Area Accounting & Business Advisory Firm
Proactive CPA & Business Advisory Firm Helping Businesses Grow with Confidence
DHJJ is a full-service CPA and business advisory firm serving privately held businesses, entrepreneurs, and individuals throughout the Chicagoland area and across the United States. With offices in Naperville and St. Charles, Illinois, our team helps clients navigate complex financial, tax, and strategic business challenges with clarity and confidence.
For more than 50 years, DHJJ has combined deep technical expertise with a proactive, relationship-driven approach. Our professionals work closely with business owners and leadership teams to deliver insights that go beyond compliance, helping organizations strengthen financial operations, manage risk, and plan for long-term growth.
Our services include tax planning and compliance, audit and assurance, outsourced accounting, business advisory, and strategic consulting. We also provide specialized services such as fractional CFO support, business valuation, and state and local tax (SALT) advisory.
DHJJ works with companies across a variety of industries, with particular experience supporting manufacturing, professional services, technology, and family-owned businesses. Many of our clients are growing mid-market organizations that value a CPA firm capable of delivering the expertise of a larger firm while maintaining the responsiveness and personal attention of a trusted advisor.
At DHJJ, our goal is simple: to serve as proactive partners who help clients make better financial decisions and build stronger businesses.
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Min project size
$10,000+
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Hourly rate
Undisclosed
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Employees
50 - 249
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Locations
Naperville, IL
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Year founded
Founded 1974
1 Locations
- Naperville , IL
Service Lines
- Accounting
- 80%
Select Focus Area
- General Accounting Focus
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- Bookkeeping
- 17%
- Business Consulting Focus
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- Tax Focus
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- Tax Preparation
- 100%
Industries
No Industries have been added yet…
Clients
No Clients have been added yet…
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Our Story
DHJJ is a Chicago-area CPA firm providing tax planning, audit, accounting, and business advisory services to growing companies and business owners. With offices in Naperville and St. Charles, our team helps organizations improve financial clarity, manage tax complexity, and plan for long-term growth. Known for proactive guidance and personalized service, DHJJ supports businesses with strategic accounting, fractional CFO services, and industry-focused financial insight.
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