Our expert analysts ranked the best-performing accounting firms in Portland, Oregon based on their certifications, previous projects and previous client experience. Filter the listings to personalize your search and select the best partner for your business needs.

Best Portland Accounting Company Rankings

9 Companies - Rankings updated: July 02, 2026

DesignRush assesses agencies using expertise standards and verified client experiences to help you make better decisions. Certain agencies have paid placements.

United States × Oregon × Portland ×
  • Let us save you time & money.

    Dimov Tax offers expert domestic and international tax and financial services, including individual and business tax preparation, cryptocurrency and stock taxation, IRS/state notice resolution, forensic accounting, M&A consulting, property management accounting, CPA letters, and tailored strategies.  [... see all Dimov Tax reviews ]

    Top Services:

    • Accounting
    • Payroll
    • Bookkeeping
    Location
    Portland, Oregon
    Number of Employees
    Under 49
    Portfolios Count
    4 Projects Listed

    Dimov Tax Services

    • Business Consulting
    • Accounting
    Data sourced from the agency's DesignRush profile, its website, and other relevant accounts
    • High-Net-Worth Individuals
    • Startups
    • Technology Companies
    • International Taxpayers
    • Real Estate Investors
    • Professional Athletes & Entertainers
    • Healthcare Practices
    • Multi-State Businesses
    • Nonprofit Organization
    Data sourced from the agency's DesignRush profile

    Dimov Tax Reviews & Testimonials

    • Dmitrii Legetskii
      Dmitrii Legetskii Co-owner at VLA&DI Group
      5.0

      Accounting Review from Dmitrii Legetskii

      This company helped us set up our accounting system from beginning to end. I am a serial entrepreneur with experience working with many different accounting groups and this one has been the most responsive overall. They have helped us with registering the business, putting together payroll, and getting our quarterly tax returns filed. They have been also very helpful with giving personal tax advice. I would recommend them to any other friends and especially other business owners.

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    • Setty McIntosh
      Setty McIntosh Producer Creative Director at Media Production Company
      4.2

      Accounting Review from Setty McIntosh

      Services 2 years in a row. George Dimov is now my C.P.A. Excellent, organized, thorough and timely. We were impressed with their patience, courteousness, and efficiency.

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    • Undisclosed
      Undisclosed Executive at Tax Services Company
      5.0

      Accounting Review from Undisclosed

      They were easy to deal with. George Dimov, CPA successfully delivered the project as per the client's requirements. The service provider utilized Email and messaging apps for effective responsiveness and communication. They were also easy to work with. Ultimately, the client was satisfied with the partnership.

      Show more
    Reviews verified by DesignRush and sourced from the agency's profile
  • 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  [... view Grant Thornton profile ]

    Top Services:

    • Accounting
    • Business Consulting
    • HR Outsourcing
    Location
    Portland, Oregon
    Number of Employees
    1000 & Up
    Average Hourly Rate
    $35/hr
    Minimal Budget
    $1,000 - $10,000
    Portfolios Count
    2 Projects Listed
  • 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  [... view Deloitte profile ]

    Top Services:

    • Accounting
    • Business Consulting
    • HR Outsourcing
    Location
    Portland, Oregon
    Number of Employees
    1000 & Up
    Portfolios Count
    6 Projects Listed
  • Business & Technology Solutions

    Business & Technology Solutions

    Withum can be the new business advisor relationship you need to inspire innovation for your growth and success. Experience a fresh perspective on embracing what you’ve learned and refocusing your business strategy to thrive in an evolving, complex business environment. Whether you’re looking to strengthen  [... view Withum profile ]

    Top Services:

    • Accounting
    • Payroll
    • Bookkeeping
    Location
    Portland, Oregon
    Number of Employees
    1000 & Up
  • 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  [... view Protiviti profile ]

    Top Services:

    • Accounting
    • Business Consulting
    • Law Firm
    Location
    Portland, Oregon
    Number of Employees
    1000 & Up
    Portfolios Count
    5 Projects Listed
  • 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  [... view EY profile ]

    Top Services:

    • Accounting
    • Business Consulting
    • HR Outsourcing
    Location
    Portland, Oregon
    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.  [... view KPMG profile ]

    Top Services:

    • Accounting
    • Business Consulting
    • HR Outsourcing
    Location
    Portland, Oregon
    Number of Employees
    1000 & Up
  • Implementing the Future.

    Implementing the Future.

    Serving small business in coastal communities since 2,000. A one-stop-shop, OurWebmaster does most everything in-house or will have a resource available to supply your need. OurWebmaster utilizes both commercial and open-source software to accomplish customer objectives.  [... view OurWebmaster profile ]

    Top Services:

    • Accounting
    • Business Consulting
    • Payroll
    Location
    Portland, Oregon
    Number of Employees
    Under 49
    Average Hourly Rate
    $100/hr
    Minimal Budget
    Under $1,000
  • People-Focused, Outcome-Driven

    People-Focused, Outcome-Driven

    BerryDunn is a leading accounting and consulting firm with a 50-year legacy of helping businesses and organizations optimize their operations, minimize risks, and achieve meaningful outcomes. Their tailored, collaborative approach ensures customized solutions that inspire growth and success.  [... view Berry Dunn profile ]

    Top Services:

    • Accounting
    Location
    Portland, Oregon
    Number of Employees
    500 - 999

About The Author and Expert Reviewer

Natasa Glikman is an experienced editor and content writer with over 10 years of experience in writing, editing, and translating articles across various topics, with a strong focus on marketing and advertising. At DesignRush, Natasa currently works as an editor, where she refines and enhances B2B content to ensure accuracy, clarity, and consistency across agency profiles and industry reports.

Dušan Milutinović is a finance expert with an MBA from Purdue University in the U.S. He has gained over 15 years of experience from his roles as the CFO of Serbia Broadband, Board Member of Hemofarm AD, General Manager of STADA, and Consultant at IFC (Member of The World Bank), as well as KPMG (BearingPoint). He is currently the Senior Finance Manager at DesignRush, overseeing the company's finance, administration, and reporting processes.