These are the best accounting firms in Wisconsin that can help successfully handle all your financial activities. Streamline your search for the best partner using our filter to browse by cost, size and reviews.

Best Wisconsin Accounting Company Rankings

19 Companies - Rankings updated: August 13, 2026

All agencies on DesignRush undergo evaluation based on professional expertise and verified client reviews. Please note that certain placements are paid partnerships.

United States × Wisconsin ×
  • IT, Business, BPO, Audit, Tax and Advisory are just the beginning.

    IT, Business, BPO, Audit, Tax and Advisory are just the beginning.

    Grant Thornton LLP (US) is an IT, project management, audit, tax, AgTech, and BPO company headquartered in Chicago, Illinois with over 50 U.S. offices and access to a global network or member firms in over 135 countries. We offer a broad range of services in strategy and consulting, operations, technology and...

    Top Services:

    • Accounting
    • Business Consulting
    • Market Research
    • HR Outsourcing
    • Software Development
    • Show more
    Location
    Milwaukee, Wisconsin
    Number of Employees
    1000 & Up
    Average Hourly Rate
    $35/hr
    Minimal Budget
    $1,000 - $10,000
    Portfolios Count
    2 Projects Listed
  • Specialized Accounting Services, LLC is a growing CPA firm, currently delivering accounting and tax services to 1500 client locations. We’re known for our incredible customer service and quality personnel. We were awarded the “Fast Five Award” in 2012 and in 2015 we were honored to be designated as the...

    Top Services:

    • Accounting
    Location
    Pleasant Prairie, Wisconsin
    Number of Employees
    100 - 249
    Minimal Budget
    Under $1,000
  • Since 2010, the firm and its predecessor have been helping entrepreneurs, both established and new business owners, in the creation and preservation of business value and personal wealth. Whether you are a startup entity, an emerging company, a growing company, an individual, a sole proprietor, or even a...

    Top Services:

    • Accounting
    Location
    Madison, Wisconsin
    Number of Employees
    Under 49
  • With over 35 years of experience, Hegg Accounting has built a reputation on quality accounting and reliable customer services. We are a licensed business. You can depend on us to help you in completing all the necessary paperwork...

    Top Services:

    • Accounting
    Location
    Madison, Wisconsin
    Number of Employees
    Under 49
  • Whatever phase you are at in your personal or professional life, our promise is that our team will be honest, dependable and responsive to your needs...

    Top Services:

    • Accounting
    Location
    Madison, Wisconsin
    Number of Employees
    Under 49
  • Wegner CPAs is about people – our clients, our employees, our community. Our professionals guide individuals, businesses and nonprofits with personal service, education, and knowledge. We listen, research, advise, and implement solutions to guide you on a path to succeed in today’s complex economic...

    Top Services:

    • Accounting
    Location
    Madison, Wisconsin
    Number of Employees
    100 - 249
  • Collaborating for Lasting Impact in Business Consulting

    Collaborating for Lasting Impact in Business Consulting

    Join us at Deloitte, where we believe that our collective influence is the cornerstone of our value. With a rich legacy spanning over 175 years and a global network encompassing 150 countries, we empower remarkable achievements, solve complex problems, and drive meaningful progress for clients, professionals...

    Top Services:

    • Business Consulting
    • Accounting
    • HR Outsourcing
    • Big Data Analytics
    • CRM Consulting
    • Show more
    Location
    Milwaukee, Wisconsin
    Number of Employees
    1000 & Up
    Portfolios Count
    6 Projects Listed
  • CDH is an international accounting and consulting firm with headquarters in Chicago and Itasca since 1996...

    Top Services:

    • Accounting
    • HR Outsourcing
    • Business Consulting
    • Software Development
    • IT Services
    • Show more
    Location
    Brookfield, Wisconsin
    Number of Employees
    100 - 249
    Average Hourly Rate
    $125/hr
    Minimal Budget
    $1,000 - $10,000
  • Ride with the HR Experts.

    Ride with the HR Experts.

    With nearly 200 clients, we offer comprehensive HR services, infrastructure, and expertise. Our focus is to empower businesses of all sizes, allowing leaders to prioritize strategic growth. From payroll and benefits administration to employee relations and recruitment, we handle it all. Recognized for...

    Top Services:

    • HR Outsourcing
    • Call Centers
    • Accounting
    Location
    Madison, Wisconsin
    Number of Employees
    100 - 249
    Minimal Budget
    Under $1,000
    Portfolios Count
    2 Projects Listed
  • Bottom Line We Love Accounting

    Bottom Line We Love Accounting

    Any good business knows they are only as strong as their numbers - You need to be able to report on them, understand them, and trust them. At EWH, we help you find strength in your numbers...

    Top Services:

    • Software Development
    • Accounting
    Location
    Waukesha, Wisconsin
    Number of Employees
    50 - 99
  • U.S.-based financial advisory services for the expats.

    U.S.-based financial advisory services for the expats.

    At Creative Planning International, we understand the path to living your best financial life is multi-faceted and personal. That's why we believe in providing customized services that address every aspect of your financial picture and align with your unique vision...

    Top Services:

    • Business Consulting
    • Accounting
    Location
    Madison, Wisconsin
    Number of Employees
    50 - 99
  • Global Business Consulting Excellence

    Global Business Consulting Excellence

    Protiviti is a global consulting firm that offers deep expertise, objective insights, and tailored solutions to empower leaders in tackling future challenges. With a comprehensive range of services spanning finance, technology, operations, data, analytics, governance, risk, and internal audit, we serve...

    Top Services:

    • Business Consulting
    • IT Compliance Solution
    • Big Data Analytics
    • IT Services
    • Cybersecurity
    • Show more
    Location
    Milwaukee, Wisconsin
    Number of Employees
    1000 & Up
    Portfolios Count
    5 Projects Listed
  • Your Trusted Partner In Virtual Support & Business Efficiency

    Your Trusted Partner In Virtual Support & Business Efficiency

    Prossistant is your trusted partner in business support, streamlining operations, client communication, and back-office processes. Our skilled team delivers tailored assistance across marketing, sales, administration, accounting, paralegal, and technical workflows. Integrated seamlessly into your systems, we...

    Top Services:

    • BPO
    • Accounting
    • Customer Support
    Location
    Madison, Wisconsin
    Number of Employees
    Under 49
    Average Hourly Rate
    $15/hr
  • True Partners Consulting

    True Partners Consulting

    Baker Tilly USA is a privately-owned, trusted project management, tax consulting, and business advisory firm that helps public and large private enterprises navigate complex tax and financial regulations everywhere in the world...

    Top Services:

    • BPO
    • Accounting
    • HR Outsourcing
    • Business Consulting
    • IT Services
    • Show more
    Location
    Madison, Wisconsin
    Number of Employees
    100 - 249
  • Global Workforce Solutions Company

    Global Workforce Solutions Company

    At Net2Source (N2S), staying ahead of the curve isnt optional its who we are. As a global Talent Company, Net2Source isnt just observing the future were building it. Our proprietary AI-powered recruiting engine enables us to deliver pre-vetted, on-demand talent at speed and scale...

    Top Services:

    • HR Outsourcing
    • Accounting
    • BPO
    • Business Consulting
    • IT Services
    • Show more
    Location
    Milwaukee, Wisconsin
    Number of Employees
    1000 & Up
    Average Hourly Rate
    $50/hr
  • Building A Better Working World

    Building A Better Working World

    EY offers Accounting, Business Consulting, and IT Services with a mission to build a better working world. It provides insights and quality services that instill trust in global capital markets and economies. EY focuses on developing exceptional leaders who deliver on their commitments to all stakeholders...

    Top Services:

    • Business Consulting
    • HR Outsourcing
    • Accounting
    • Cybersecurity
    • IT Services
    • Show more
    Location
    Milwaukee, Wisconsin
    Number of Employees
    1000 & Up
  • Together, we achieve more.

    Together, we achieve more.

    Offering project management, business, and IT services. At KPMG LLP, their purpose is to turn knowledge into value for the benefit of their clients, people, and the capital markets...

    Top Services:

    • Business Consulting
    • Market Research
    • Accounting
    • HR Outsourcing
    • IT Services
    • Show more
    Location
    Milwaukee, Wisconsin
    Number of Employees
    1000 & Up
  • Expert Guidance. Exceptional Results.

    Expert Guidance. Exceptional Results.

    Sorge CPA offers tailored accounting, advisory, and compliance services to businesses and individuals across Wisconsin, ensuring clients stay ahead of financial regulations and maximize wealth with responsive and personalized support...

    Top Services:

    • Accounting
    Location
    Monona, Wisconsin
    Number of Employees
    Under 49
    Average Hourly Rate
    $100/hr
  • Where Growth Meets Accuracy.

    Where Growth Meets Accuracy.

    Accountful Advising offers comprehensive accounting services designed for ambitious small businesses looking to grow. They specialize in accurate financial reporting, strategic planning, and operational support to help businesses make informed decisions...

    Top Services:

    • Accounting
    Location
    Milwaukee, Wisconsin
    Number of Employees
    Under 49
    Average Hourly Rate
    $149/hr
    Minimal Budget
    $1,000 - $10,000

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