Our directory of top accounting firms in the US is built on five main ranking criteria and reviewed by a team of 12 experts, supported by a 4.1-star average rating from verified client reviews. This gives you a clear and reliable way to choose the best accounting firms for your business.

United States ×
  • Comprehensive Staffing Solutions for Every Need

    Comprehensive Staffing Solutions for Every Need

    Established in 1972, Eastridge Workforce Solutions is an employee-owned provider of full-service talent acquisition and management solutions for companies globally. Ranked as a top professional recruiting firm by Forbes and in the top 1% of firms by Staffing Industry Analysts, Eastridge proudly helps more...

    Top Services:

    • HR Outsourcing
    • Accounting
    • Staff Augmentation
    Location
    San Diego, California
    Number of Employees
    500 - 999
  • Global Accounting Expertise

    Global Accounting Expertise

    PKF O’Connor Davies is the lead North American representative in PKF International, a global network of legally independent accounting and advisory firms located in over 400 locations, in 150 countries around the world...

    Top Services:

    • Accounting
    • Business Consulting
    Location
    New York City, New York
    Number of Employees
    500 - 999
  • Financial Business Process Outsourcing for Large and Mid-Sized Enterprises

    Financial Business Process Outsourcing for Large and Mid-Sized Enterprises

    IQ BackOffice is the leading accounting automation provider, offering 99.97% quality and up to 68% savings to companies around the globe...

    Top Services:

    • BPO
    • Accounting
    Location
    El Segundo, California
    Number of Employees
    500 - 999
    Average Hourly Rate
    $20/hr
    Minimal Budget
    $10,000 - $25,000
  • Full Service Accounting & Business Consulting Firm

    Full Service Accounting & Business Consulting Firm

    BPM is a full-service accounting and consulting firm deeply experienced in assurance, tax and business advisory. With over 40 committed partners leading these groups, we deliver the resources, expertise and business insight that produce outstanding results for clients...

    Top Services:

    • Business Consulting
    • HR Outsourcing
    • Accounting
    Location
    San Francisco, California
    Number of Employees
    500 - 999
  • The Power of Simplicity

    The Power of Simplicity

    Oasis, A Paychex Company, is a leading Professional Employer Organization (PEO). We provide Human Resources Administration, Employee Benefits, Healthcare Reform Support, Payroll Administration, Workers’ Compensation services and much more. Our human resources-related products and services allow small- and...

    Top Services:

    • HR Outsourcing
    • Accounting
    Location
    West Palm Beach, Florida
    Number of Employees
    500 - 999
  • Brown Edwards is a full-service regional accounting firm providing personalized services to businesses and individuals with 11 different office locations in VA, TN, & WV. Visit www.BEcpas.com...

    Top Services:

    • Accounting
    Location
    Roanoke, Virginia
    Number of Employees
    500 - 999
  • Forward Thinking, Lasting Solutions.

    Forward Thinking, Lasting Solutions.

    Elliott Davis provides accounting, tax and consulting services to diverse companies in a wide-range of industries. Elliott Davis is a leading business solutions provider offering a full spectrum of services in the areas of tax, comprehensive assurance, and consulting services to diverse businesses...

    Top Services:

    • Cybersecurity
    • Accounting
    • IT Services
    Location
    Greenville, South Carolina
    Number of Employees
    500 - 999
  • Accounting>>Taxation>>Consulting

    Accounting>>Taxation>>Consulting

    Global FPO is one of the leading Bookkeeping Accounting Outsourcing firms in USA, UK, Canada & Australia. Our firm has provided services in this industry for 7+years with 500+ Happy clients...

    Top Services:

    • BPO
    • Accounting
    • Business Consulting
    • Digital Services
    • Digital Strategy
    • Show more
    Location
    Scottsdale, Arizona
    Number of Employees
    500 - 999
    Average Hourly Rate
    $150/hr
    Minimal Budget
    $1,000 - $10,000
  • Revolutionize Your Healthcare Practice.

    Revolutionize Your Healthcare Practice.

    iCareBilling is a private American Healthcare IT Company that provides Insurance Credentialing, Medical Billing and other services to the healthcare industry across the United States, integrating services with any EHR, Practice Management, or Medical Billing Software...

    Top Services:

    • BPO
    • Web Design
    • WordPress Website Design
    • Managed Services
    • IT Services
    • Show more
    Location
    Chicago, Illinois
    Number of Employees
    500 - 999
    Average Hourly Rate
    $25/hr
    Minimal Budget
    $1,000 - $10,000
  • Expert Business Consulting

    Expert Business Consulting

    At RKL, we are a professional services firm deeply rooted in finance and driven by our commitment to tangible outcomes, trusted advice and measurable results...

    Top Services:

    • Accounting
    • Business Consulting
    • IT Services
    • Software Development
    • Show more
    Location
    Lancaster, Pennsylvania
    Number of Employees
    500 - 999
  • Keeping You First

    FBSPL is an ITES and BPM company founded in 2006. We provide business process management and IT service delivery solutions to businesses worldwide...

    Top Services:

    • Business Consulting
    • Accounting
    • AI Development
    • Digital Marketing
    • Content Marketing
    • Show more
    Location
    New York City, New York
    Number of Employees
    500 - 999
    Average Hourly Rate
    $50/hr
  • Navigating Your Financial Success

    Navigating Your Financial Success

    Anchin is a premier accounting and advisory firm celebrated for its innovative approach and industry expertise. The firm delivers tailored solutions to foster growth and navigate economic complexities. Its expert team provides clarity and strategic insight to help clients achieve sustainable financial growth...

    Top Services:

    • Accounting
    Location
    New York City, New York
    Number of Employees
    500 - 999
  • Securing Your Financial Future

    Securing Your Financial Future

    SC&H Group delivers comprehensive consulting and accounting services to propel business growth and navigate financial management complexities. With a focus on personalized solutions and client empowerment, SC&H combines strategic advice with practical expertise. The firm collaborates with clients to drive...

    Top Services:

    • Accounting
    Location
    Sparks, Maryland
    Number of Employees
    500 - 999
  • Expert Business Management & Advisory Guidance

    Expert Business Management & Advisory Guidance

    NKSFB delivers premier business management services to high-net-worth individuals, including top artists, athletes, and executives. With a global presence and a team of over 650 professionals, the firm excels in business management, recording artist services, tax, and audit. The firm's distinguished...

    Top Services:

    • Accounting
    Location
    Los Angeles, California
    Number of Employees
    500 - 999
    Average Hourly Rate
    $149/hr
    Minimal Budget
    $1,000 - $10,000
  • Accounting Expertise That Drives Meaningful Growth

    Accounting Expertise That Drives Meaningful Growth

    FGMK is a dedicated accounting and advisory firm based in Chicago that offers assurance, tax, and business consulting services. Known for hands-on partner involvement, FGMK delivers tailored solutions for businesses, entrepreneurs, and high-net-worth individuals. The firm combines in-depth industry knowledge...

    Top Services:

    • Accounting
    Location
    Chicago, Illinois
    Number of Employees
    500 - 999
    Average Hourly Rate
    $149/hr
    Minimal Budget
    $1,000 - $10,000
  • Accounting With a Personal Touch

    Accounting With a Personal Touch

    Rubino delivers comprehensive accounting, tax, and financial planning services tailored to businesses, nonprofits, and individuals. Its experienced team combines industry expertise with personalized solutions to help clients grow. With a client-first approach, Rubino empowers organizations to develop...

    Top Services:

    • Accounting
    Location
    Bethesda, Maryland
    Number of Employees
    500 - 999
    Average Hourly Rate
    $300/hr
    Minimal Budget
    $1,000 - $10,000
  • Hobart Financial Group

    Hobart Financial Group

    Hobart Wealth is a trusted financial advisory firm in Charlotte specializing in personalized wealth management and financial planning. Their mission is to guide individuals and families toward financial security with customized strategies and clear communication...

    Top Services:

    • Accounting
    Location
    Charlotte, North Carolina
    Number of Employees
    500 - 999
    Average Hourly Rate
    $25/hr
    Minimal Budget
    $1,000 - $10,000
  • Accounting for Nonprofits, Empowering Missions

    Accounting for Nonprofits, Empowering Missions

    Jitasa is a dedicated accounting services provider exclusively for nonprofits. Offering bookkeeping, tax preparation, and CFO services, Jitasa empowers organizations to focus on their mission by managing their financial needs with expertise and care...

    Top Services:

    • Accounting
    Location
    Meridian, Mississippi
    Number of Employees
    500 - 999
    Average Hourly Rate
    $49/hr
  • 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...

    Top Services:

    • Accounting
    Location
    Portland, Oregon
    Number of Employees
    500 - 999
  • Simplifying Taxes, Maximizing Growth

    Simplifying Taxes, Maximizing Growth

    Aspire Tax specializes in providing tailored tax solutions for individuals and businesses, offering over 15 years of expertise in tax planning, preparation, and filing. Their client-centered approach ensures stress-free tax management and lasting financial benefits...

    Top Services:

    • Accounting
    Location
    New York City, New York
    Number of Employees
    500 - 999
  • Providing Tools And Resources To Businesses

    Providing Tools And Resources To Businesses

    Clark Outsourcing is a Philippines-based outsourcing company providing reliable offshore staffing and remote workforce solutions to businesses worldwide...

    Top Services:

    • BPO
    • Accounting
    • Call Centers
    • HR Outsourcing
    • Show more
    Location
    St. Petersburg, Florida
    Number of Employees
    500 - 999
  • 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
    Boston, Massachusetts
    Number of Employees
    1000 & Up
    Portfolios Count
    5 Projects Listed
  • 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
    Somerset, Massachusetts
    Number of Employees
    1000 & Up
    Average Hourly Rate
    $50/hr
  • Accounting Beyond Excellence.

    Accounting Beyond Excellence.

    Warren Averett is a leading accounting firm in the Southeastern region, ranked among the top 35 in the United States. Our comprehensive services go beyond traditional accounting, encompassing corporate advisory, technology solutions, HR support and more. With a strong team of over 800 professionals, including...

    Top Services:

    • Accounting
    • Business Consulting
    Location
    Houston, Texas
    Number of Employees
    1000 & Up
  • 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...

    Top Services:

    • Accounting
    • HR Outsourcing
    • Cybersecurity
    • IT Services
    • Show more
    Location
    San Francisco, California
    Number of Employees
    1000 & Up
  • Invensis Technologies Achieves 80% Payment Recovery Improvement for US Healthcare Client Through AI-

    Invensis Technologies Achieves 80% Payment Recovery Improvement for US Healthcare Client Through AI-

    Invensis Technologies Achieves 80% Payment Recovery Improvement for US Healthcare Client Through AI-Human Parallel Processing Model...

    Top Services:

    • Call Centers
    • Accounting
    • Logistics
    • Phone Answering Services
    • Customer Support
    • Show more
    Location
    Lewisville, Texas
    Number of Employees
    1000 & Up
    Portfolios Count
    4 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...

    Top Services:

    • Business Consulting
    • HR Outsourcing
    • Accounting
    • Cybersecurity
    • IT Services
    • Show more
    Location
    Sacramento, California
    Number of Employees
    1000 & Up
  • Co-Creating a SMART Future

    Co-Creating a SMART Future

    Engineering customer-centric solutions through trusted relationships & technology that bridge the legacy of the past with the landscape of the future...

    Top Services:

    • Software Development
    • Mobile App Development
    • IoT
    • Software Testing
    • AI Development
    • Show more
    Location
    San Jose, California
    Number of Employees
    1000 & Up
    Average Hourly Rate
    $40/hr
    Minimal Budget
    $10,000 - $25,000
    Portfolios Count
    8 Projects Listed
  • Delivering Unmatched Accounting Services.

    Delivering Unmatched Accounting Services.

    Forvis Mazars is a leading public accounting firm ranked among the top 10 in the nation. With a forward vision and unwavering commitment to unmatched client experiences, we redefine excellence in the industry. Formed through the merger of two esteemed firms, BKD and DHG, FORVIS combines legacy and innovation...

    Top Services:

    • Business Consulting
    • Accounting
    • Cybersecurity
    • IT Services
    • Show more
    Location
    Richmond, Virginia
    Number of Employees
    1000 & Up
  • 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
    Chicago, Illinois
    Number of Employees
    1000 & Up
    Average Hourly Rate
    $35/hr
    Minimal Budget
    $1,000 - $10,000
    Portfolios Count
    2 Projects Listed
  • Empowering Your Accounting Decisions.

    Empowering Your Accounting Decisions.

    Crowe LLP is a global accounting firm offering audit, tax, advisory, and consulting services. With deep industry expertise, we empower businesses to make informed decisions for lasting value. Recognized as a top workplace, we leverage our partnership with Crowe Global to provide comprehensive solutions...

    Top Services:

    • Accounting
    • HR Outsourcing
    • Business Consulting
    • Market Research
    • BPO
    • Show more
    Location
    Chicago, Illinois
    Number of Employees
    1000 & Up
  • Building trust in society and solving important problems.

    Building trust in society and solving important problems.

    We’re a network of firms in 155 countries with over 284,000 people who are committed to delivering quality in BPO, project management, assurance, advisory, IT, and tax services...

    Top Services:

    • Market Research
    • BPO
    • HR Outsourcing
    • Accounting
    • Business Consulting
    • Show more
    Location
    Des Moines, Iowa
    Number of Employees
    1000 & Up
  • Grow fearlessly with Eide Bailly, your accounting ally.

    Grow fearlessly with Eide Bailly, your accounting ally.

    Eide Bailly is the trusted accounting partner for business growth and technology solutions. We embrace change and support companies experiencing growth challenges. We have a local presence in 13 states and a focus on superior accounting services...

    Top Services:

    • Business Consulting
    • Accounting
    • HR Outsourcing
    • IT Services
    • Cybersecurity
    • Show more
    Location
    Fargo, North Dakota
    Number of Employees
    1000 & Up
    Average Hourly Rate
    $145/hr
  • Carr, Riggs & Ingram CPAs and Advisors (CRI) is a Top 25 nationally ranked accounting and advisory firm located in more than 30 markets across 10 states...

    Top Services:

    • Business Consulting
    • Accounting
    • IT Services
    Location
    Enterprise, Alabama
    Number of Employees
    1000 & Up
  • Solve today, thrive tomorrow.

    Solve today, thrive tomorrow.

    Wipfli is a leading accounting and business consulting firm, ranking among the top 20 in the nation. With a century of experience and a forward-thinking approach, we help clients achieve lasting results. Our team of eternal students brings cross-industry expertise and creativity to solve complex challenges...

    Top Services:

    • BPO
    • HR Outsourcing
    • Business Consulting
    • Accounting
    • Mobile App Development
    • Show more
    Location
    Billings, Montana
    Number of Employees
    1000 & Up
  • 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
    New York City, New York
    Number of Employees
    1000 & Up
    Portfolios Count
    6 Projects Listed
  • 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
    New York City, New York
    Number of Employees
    1000 & Up
  • Capita is a transformation and digital services business, delivering innovative solutions and simplifying the links between businesses and customers, governments and citizens. We partner with clients to transform their businesses and services, taking on the complex and difficult things – so they don’t...

    Top Services:

    • BPO
    • Customer Support
    • Accounting
    • HR Outsourcing
    • Show more
    Location
    Philadelphia, Pennsylvania
    Number of Employees
    1000 & Up
  • Purpose-Driven Solutions, Delivered with Excellence

    Purpose-Driven Solutions, Delivered with Excellence

    LBMC is a leading professional services provider offering financial, human resources, technology, information security, and wealth advisory services. With almost 40 years of expertise and a client-focused approach, LBMC delivers comprehensive business solutions across diverse industries...

    Top Services:

    • Accounting
    • Business Consulting
    Location
    Brentwood, Tennessee
    Number of Employees
    1000 & Up
  • Build Your Team, Your Way EMAPTA is a premium staffing company with talent that aligns with your brand, values, and identity...

    Top Services:

    • BPO
    • Accounting
    • HR Outsourcing
    Location
    Wilmington, Delaware
    Number of Employees
    1000 & Up
  • With offices in 440 cities, we operate in 150 countries across five continents, providing high quality audit, accounting, tax, and business advisory services...

    Top Services:

    • Market Research
    • BPO
    • Business Consulting
    • Accounting
    • IT Services
    • Show more
    Location
    Little Rock, Arkansas
    Number of Employees
    1000 & Up
  • Now, for tomorrow.

    Now, for tomorrow.

    Offering AgTech, Business, and IT Services. Baker Tilly Canada Cooperative is a member of the global network of Baker Tilly International Limited, the members of which are separate and independent legal entities. Baker Tilly Canada refers to the association of member firms of Baker Tilly Canada Cooperative...

    Top Services:

    • HR Outsourcing
    • Accounting
    • Business Consulting
    • Market Research
    • Cybersecurity
    • Show more
    Location
    Honolulu, Hawaii
    Number of Employees
    1000 & Up
  • Want CX that pays dividends? Lets talk.

    Want CX that pays dividends? Lets talk.

    ContactPoint 360 helps the worlds premium brands transform customer experience...

    Top Services:

    • Call Centers
    • Accounting
    Location
    Texas City, Texas
    Number of Employees
    1000 & Up
    Minimal Budget
    Under $1,000
  • Powering Productivity and Collaboration

    Powering Productivity and Collaboration

    DXC Technology: Where global IT leadership meets profound productivity and collaboration. Proudly Fortune 500, with 130,000+ professionals in 70+ countries, we modernize infrastructures and optimize data, ensuring unparalleled security and cloud scalability...

    Top Services:

    • Managed Services
    • IT Services
    • ECM Consulting
    • Cloud Consulting
    • Accounting
    • Show more
    Location
    Ashburn, Virginia
    Number of Employees
    1000 & Up
    Portfolios Count
    3 Projects Listed
  • Founded in 1985, Kearney is the premier CPA firm focused on the Government, providing services across the financial and IT management spectrum...

    Top Services:

    • Business Consulting
    • Accounting
    Location
    Alexandria, Virginia
    Number of Employees
    1000 & Up
  • Derive | Drive | Deliver

    Derive | Drive | Deliver

    TekisHub is Staff Augmentation, Software Development, and Recruitment Process Outsourcing Company. TekisHub work with clients with variety of services and provide multi-platform application solutions and services...

    Top Services:

    • Accounting
    • BPO
    • Staff Augmentation
    • IT Services
    • Show more
    Location
    Wilmington, Delaware
    Number of Employees
    1000 & Up
  • Streamlined Accounting. Expert Financial Management

    Streamlined Accounting. Expert Financial Management

    Personiv offers flexible outsourced accounting solutions to optimize finance operations and reduce costs. With a dedicated team approach, the firm empowers businesses to refocus on strategic initiatives while handling their day-to-day financial tasks efficiently and professionally. Personiv specializes in...

    Top Services:

    • Accounting
    • BPO
    • HR Outsourcing
    Location
    Austin, Texas
    Number of Employees
    1000 & Up
  • Transform. Build. Innovate.

    Transform. Build. Innovate.

    EisnerAmper provides specialized expertise to clients navigating the complexities of international expansion and multi-jurisdictional operations. Its cross-border specialists offer comprehensive tax compliance and planning advisory services, ensuring global tax compliance while aligning business objectives...

    Top Services:

    • Accounting
    Location
    New York City, New York
    Number of Employees
    1000 & Up
  • Building a more interconnected world.

    Building a more interconnected world.

    WIth G-P's industry-leading Employer of Record (EOR) and Contractor solutions, you can hire, onboard and manage teams in 180+ countries, quickly and compliantly, without setting up entities...

    Top Services:

    • HR Outsourcing
    • Accounting
    • Software Development
    Location
    Boston, Massachusetts
    Number of Employees
    1000 & Up
  • Your partner for scalable, high performing campaigns

    Your partner for scalable, high performing campaigns

    Expert Legal Support, Anytime, Anywhere...

    Top Services:

    • Accounting
    Location
    Woodland Hills, North Carolina
    Number of Employees
    1000 & Up
    Average Hourly Rate
    $19/hr
    Minimal Budget
    Under $1,000

Frequently Asked Questions About Accounting Companies

At what point should I hire an accounting firm?

Most businesses begin working with one of these companies once financial complexity interferes with daily operations. 

While there is no universal threshold, many companies seek professional support when: 

  • Annual revenue consistently exceeds $100,000-$250,000 
  • Monthly transaction volume reaches 40-50 or more entries 
  • Payroll, tax filings, or reporting begin consuming operational time 

At those stages, manual bookkeeping becomes inefficient and increases the risk of errors or missed compliance deadlines.

Accounting outsourcing is also driven by efficiency. Around 65% of businesses outsource finance and accounting tasks to free up internal resources and focus on growth. 

As requirements expand, they provide structure, accuracy, and regulatory oversight that small internal teams often struggle to maintain. 

What accounting services do most top accounting companies offer in the US?

The best accounting firms in the US typically provide a mix of core financial, compliance, and advisory services.  

Common offerings include: 

  • Bookkeeping and bank reconciliations 
  • Financial statement preparation 
  • Payroll processing 
  • Accounts payable and receivable management 
  • Tax planning and federal, state, and local tax filings 

Many firms also offer: 

  • Budgeting and forecasting 
  • Cash flow and financial performance analysis 
  • Audit preparation and internal controls assessments 
  • Compliance support under U.S. Generally Accepted Accounting Principles (GAAP) 

Many businesses outsource several accounting functions at the same time, which is why US companies typically offer these services as bundled, ongoing engagements rather than isolated tasks.  

This approach aligns with the scale of the finance and accounting outsourcing market, which stood at $54.79 billion in 2025.

How much does it cost to hire top accounting firms in the United States?

The cost of hiring one of these firms in the United States depends on business size, transaction volume, and service complexity. Typical pricing includes: 

  • $300-$800 per month for basic bookkeeping and reconciliations 
  • $150-$400 per hour for specialized CPA services 
  • $800-$2,500 per month for comprehensive monthly packages (payroll, reporting, tax support) 
  • $2,500-$5,000+ per month for mid-sized or higher-complexity businesses 

At a macro level, the global accounting outsourcing market is expected to exceed $80 billion by 2030, as companies pursue cost efficiencies of 20-60% compared to maintaining full in-house accounting teams. 

What additional costs can I expect from these types of companies?

In addition to base retainers, they often charge for specialized or non-recurring services, such as: 

  • Year-end financial statements 
  • Multi-state or corporate tax filings 
  • Audit preparation 
  • System migrations 
  • International compliance 
  • Advisory or consulting projects 

Other common add-ons include payroll setup, budgeting assistance, and financial forecasting. 

For many growing businesses, these services increase total annual accounting spend by 20-40% beyond base fees.  

While this raises short-term costs, outsourcing often reduces overall operating expenses by eliminating the need for full-time internal finance staff and minimizing compliance risks. 

What do I need to know before I switch to a top accounting firm?

Switching companies usually involves a transition period of 4-8 weeks. During this time, businesses should be prepared to provide: 

  • 2-3 years of financial statements 
  • Prior tax filings 
  • Payroll records 
  • Access to accounting software 

A brief overlap between outgoing and incoming firms is common and helps: 

  • Resolve open items 
  • Prevent reporting gaps 
  • Ensure continuity of compliance 

Planning the transition outside of peak tax or reporting seasons further reduces disruption and operational risk. 

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