Auditing & Assurance

Agreed Upon Procedures

Specific, targeted procedures tailored to your needs
Audits

Auditing and assurance services that strengthen compliance and support growth
Compilations

Accurate, professional financial statements without assurance
Employee Benefit Plan Audits

Specialized audits for 401(k), 403(b), and retirement plans
Internal Audit Services

Independent internal audits that strengthen controls and efficiency
Not-for-Profit Audits

Nonprofit financial reporting services that ensure transparency and trust
Reviews

Assurance services for when a full audit is not required
Risk Advisory Services

Risk advisory services that strengthen controls and reduce exposure.

Business Advisory

Accounting & Bookkeeping Services

Flexible accounting and bookkeeping services tailored to your business.
Business Process Outsourcing

Business process outsourcing services to streamline operations and cut costs.
Controller / CFO Services

Fractional CFO services and controller support tailored for growing businesses.
Outsourced Payroll Services

Accurate payroll services that streamline compliance and save time.

Tax

Business Valuation Services

Trusted business valuation services for owners, investors, and families.
Cross-Border Individual Tax

Expert cross border tax accountant services for individuals with global income or assets.
International Tax Services for Confident Global Growth

CDH helps global companies establish a comprehensive tax strategy
Mergers and Acquisitions

Tax due diligence and M&A tax advisory for confident deals.
State and Local Tax

Expert guidance for state and local tax compliance solutions.
Tax Audits and Controversy Representation

Customized procedures to test specific financial data and deliver objective findings.
Transfer Pricing Services

Practical transfer pricing services for multinationals with cross-border operations.
Trust and Estate Planning

Customized procedures to test specific financial data and deliver objective findings.

Technology Solutions

Application Development

Custom application development that delivers flexible tools for your business.
Business Accounting Software

Sage Intacct implementation and services designed for growing companies.
Cloud Networking Services

Cloud networking services that support growth with Microsoft Azure expertise.
Managed IT Services

Managed IT services for small businesses with tailored solutions.

Featured Blogs

Accounting Services

September 9, 2026

Brenden Norberg

High Net Worth Estate Planning: Strategies and Common Gaps

With a top federal estate tax rate of 40%, high-net-worth individuals have a good reason to think about wealth transfer long before an estate…

Read More
Accounting Services

September 9, 2026

Brenden Norberg

Transfer Pricing Strategy: How to Build a Defensible Approach

You may have a reason for how you price a transaction between related entities. But would that reason hold up if a tax authority…

Read More

Managing Partner

Wendy A. Kelly, CPA

Specializes in:

Auditing & Assurance

Wendy Kelly is President and Managing Partner at CDH, bringing over 30 years of public accounting experience. Before joining CDH in 2010, she spent 16 years at Blackman Kallick in Chicago, where she became an audit partner in 2001.

She is passionate about helping clients make informed business decisions and enjoys working with diverse clients facing growth and change. Wendy serves on the board of the EPWNG and leads women’s initiatives at CDH, promoting networking and work-life integration.

Wendy is a licensed CPA with a Bachelor of Science in Accountancy from Northern Illinois University. Originally from DeKalb, IL, she now lives in Arlington Heights and enjoys time with her family, traveling, and fine dining.

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Wendy A. Kelly, CPA

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