Tax Services for Businesses
Your business deserves a customized approach to tax planning.
Tax Services for BusinessesBusiness Audit & Assurance Services
Financial success relies on having the right information at the right time.
Business Audit & Assurance ServicesBusiness Advisory
Reach your goals more efficiently with the knowledgeable business advisory specialists at DHJJ.
Business AdvisoryFinancial Advisory
Financial success relies on having the right information at the right time.
Financial Advisory
What we do
Experience in business, taxes, and, financial well-being
With nearly five decades of expertise in business, taxation, and financial well-being, we harness our extensive knowledge and experience to propel the financial success and prosperity of our clients in Oswego. Your personal and business aspirations are unique, and we tailor our services and guidance to align with your specific goals.
In Oswego, business owners place their trust in our team of over 100 certified public accountants, business advisors, and other skilled professionals to fulfill their financial requirements. Our team approaches their responsibilities with utmost dedication, taking the time to understand your individual circumstances and gaining a profound insight into your finances and ambitions. Whether you seek assistance with wealth management, business advisory services, or tax preparation and accounting, we are here to empower you and your business to reach your fullest potential.
By entrusting us with your financial and tax needs, you can liberate valuable time to focus on other significant matters and alleviate concerns about your finances.
Nearest DHJJ Office to Oswego
Business Info & Hours
Naperville Office
184 Shuman Blvd #200, Naperville, IL 60563
Phone Number
(630) 420-360
Office Hours
Monday – Friday: 8:30 am – 5:00 pm
Weekends: Closed

Custom Approach to Taxes
Navigating the complexities of tax management can be intimidating, especially given the intricacies of tax laws and regulations. At DHJJ, we understand the challenges faced by individuals and businesses, and we offer tailored tax solutions to address your specific needs. Our team of certified public accountants takes a personalized approach, working closely with you to gain a deep understanding of your goals and objectives. Together, we will create a comprehensive tax strategy that maximizes your benefits and minimizes your tax liability. Instead of focusing solely on costs, our priority is to deliver exceptional value through our professional services. Let us provide you with value-added solutions that support your financial success.
Accurate Accounting
In order to propel your business toward success, we offer dependable and accurate accounting services that empower you to make informed decisions. We recognize the significance of your accounting records for stakeholders like investors and lenders, and we prioritize their importance. Our committed team is dedicated to delivering top-notch accounting solutions that bolster the prosperity of your business. Allow us to assist you in obtaining a comprehensive understanding of your business’s financial well-being and potential.


Timely & Efficient Audits
In the current business landscape, external parties like lenders, investors, and stakeholders increasingly demand third-party audits of financial records. At DHJJ, we provide a diverse range of audit services, including reviews, compilations, and comprehensive audits. We prioritize efficiency by implementing streamlined workflows, guaranteeing a seamless experience for you. Our audits offer assurance to external parties regarding the precision and dependability of your financial statements. Allow us to assist you in fulfilling your audit requirements while keeping your focus firmly on your business objectives. Additionally, DHJJ offers prompt and efficient employee benefit plan audits to ensure compliance with the established requirements for your plan.
Customizable Advisory Services
Our Advisory Services are designed to be adaptable and personalized according to your unique requirements. Whether you aspire to grow your business, strategize for retirement, or preserve your wealth for future generations, our team of experienced business advisors is dedicated to delivering customized guidance that aligns with your goals. Our comprehensive range of services encompasses all stages of your business, from inception to eventual sale. Additionally, we offer interim CFO services to ensure you maintain a steady course. Furthermore, we provide wealth management and estate planning services to optimize your financial resources. Allow us to assist you in attaining financial success and realizing your aspirations.

Our Team
Professional. Personal. Customized expertise.
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