When it comes to the accounting world, not all firms are created equal. Some stand out not just for their size but for their innovation, leadership, and global reach. As we head into 2025, these 10 top accounting firms are leading the charge—setting standards in technology, sustainability, and market influence. This list of the top 10 CPA firms in the U.S. will show you who’s on top and why. If you’re interested in the best and brightest in accounting, keep reading—these firms are changing the game.
The 10 top accounting firms are as follows
1. Deloitte LLP
- Net Revenue: US$64.9 billion (FY2023)
- HQ: New York, USA.
- Top Executive: Joe Ucuzoglu (Global CEO)
- Serving across: 150+ countries​
- Workforce Expansion: 457,000
​Deloitte has established the Deloitte Center for Sustainable Progress to develop its sustainability initiatives.​ This center is focused on developing research, solutions, and thought leadership that effectively address climate and sustainability challenges too.
For instance, PwC US has announced a strategic investment of $1 billion over the next three years to enhance its generative AI capabilities. This indicates investment underscores the commitment of the top accounting firms to leveraging advanced technologies in its service offerings.
2. PricewaterhouseCoopers (PwC)
- Net Revenue: US$53.1 billion (FY2023)
- HQ: London, United Kingdom.
- Top Executive: Robert Moritz (Global Chairman)
- Serving across: 152 countriesÂ
- Workforce Expansion:364,000
PwC has made several significant leadership appointments recently. Jennifer Mantini will lead the Philadelphia office starting July 1, 2024, and Sara Grootwassink Lewis has been appointed board observer, effective July 1. Moreover, Mohamed Kande has been selected as the next global chair of PwC. So, this highlights a shift in leadership dynamics within the organization.
For instance, PwC US has announced a strategic investment of $1 billion over the next three years to enhance its generative AI capabilities. This indicates investment underscores the firm’s commitment to leveraging advanced technologies in its service offerings.
3. Ernst & Young LLP
- Net Revenue: $49.4 billion (FY2023)
- HQ: London, United Kingdom.
- Top Executive: Carmine Di Sibio (Global Chairman and CEO)
- Serving across: 150+ countries
- Workforce Expansion: Â 395,442
Ernst & Young LLP (EY US) recently announced plans to invest $1 billion over the next three years to enhance opportunities for early-career accounting professionals.​ Thus, this investment is aimed at improving the attractiveness of the top accounting firms through increased compensation. Also, it enhanced well-being benefits for employees.
Additionally, EY’s recent reports indicate that technological advancements, particularly artificial intelligence, are crucial in achieving net-zero targets in the post-COVID-19 landscape. This reflects EY’s commitment to leveraging innovative technology for sustainable development solutions.
4. KPMG LLP
- Net Revenue: $36.4 billion (FY2023)
- Headquarters: Amstelveen, Netherlands.
- Top Executive: Bill Thomas (Global Chairman and CEO)
- Serving across: 143 countriesÂ
- Workforce Expansion: 270,000
KPMG LLP has recently made headlines by launching its first-ever dynamic Audit Quality Report. Therefore, this modernizes its approach to auditing by including a data dashboard that will be updated frequently. However, this demonstrates the dedication of top accounting firms to maintaining audit quality.
Notably, in July 2024, KPMG announced the integration of generative AI into KPMG Clara. However, its global smart audit platform indicates that the top accounting firms focus on enhancing audit efficiency and effectiveness through advanced technology.
5. BDO USA
- Net Revenue: $14 billion (FY2023)
- HQ: Chicago, Illinois
- Top Executive: Wayne Berson (CEO)
- Serving across: 166 countriesÂ
- Workforce Expansion: 115600
Mark Ellenbogen was recently chosen as the new Chief Operating Executive. That means he will oversee initiatives to enhance audit practices and technology and implement the firm’s Employee Stock Ownership Plan (ESOP). Furthermore, Natalie Kotlyar has been named the chair of BDO USA’s board of directors, effective July 1, 2024.
Recently, BDO USA has launched an Employee Stock Ownership Plan that aims to provide broad employee ownership. Also, it encourages a culture of shared investment in the future of one of the top accounting firms. Therefore, this move is part of BDO’s strategy to address talent shortages within the industry.
6. RSM US, LLP
- Net Revenue: $3.7 billion (FY2023)
- HQ: Chicago, Illinois, U.S
- Top Executive: Brian Becker (CEO)
- Serving across: The United States and Canada
- Workforce Expansion: 16800
RSM US, LLP was recently Ranked No. 6 among all top accounting firms on Modern Healthcare’s 2023 Largest Healthcare IT Consulting Firms list, reflecting its growing influence and expertise in healthcare technology consulting.
Possibly, RSM has a focus on serving the middle market, leveraging its position as a leading U.S. provider of assurance, tax, and consulting services tailored to this segment. Hence, this commitment is evident in its focus on understanding clients’ unique challenges and providing solutions in their business.
7. Grant Thornton LLP
- Net Revenue: US$2.4 billion (2023)
- HQ: Chicago, Illinois, U.S.
- Top Executive: Seth Siegel (CEO)
- Serving across: 140 countriesÂ
- Workforce Expansion: 56000
Grant Thornton US has promoted a lot of professionals, announcing 87 new partners, principals, and managing directors across various service lines. Additionally, the firm has recently appointed new leaders for specific practices.
Besides that, this is one of the top accounting firms which recently announced the layoff of 350 employees. So, it represents about 3.5% of its US workforce. This is due to evolving demands in a few business segments. Finally, this reduction brings the total layoffs in 2023 to approximately 850.
8. Forvis Mazars LLP
- Net Revenue: US$2 billion (2023)
- HQ: Springfield, Missouri
- Top Executive: Tom Watson
- Serving across: 100+ countries
- Workforce Expansion: 7000
The formation of the Forvis Mazars global network marked a significant development in the professional services industry. It combines Mazars, an international partnership operating in over 100 countries, with FORVIS, one of the top accounting firms in the United States.
In addition to that, Forvis Mazars has focused its commitment on delivering an unmatched client experience. Interestingly, the firm aims to listen actively to clients’ needs and adapt. It offers consistent, high-quality services worldwide. Lately, leaders from top accounting firms have reaffirmed their commitment to providing appropriate solutions to address the challenges clients face in different industries.
9. CLA (CliftonLarsonAllen)
- Net Revenue: US$2 billion (2023)
- HQ: US
- Top Executive: Jen Leary (CEO)
- Serving across: 130 countries
- Workforce Expansion: 9000
CLA has recently expanded its portfolio by announcing the acquisition of Ronald Blue & Co. CPAs, effective May 1, 2024. Additionally, this company offers over 45 years of experience in accounting, auditing, and tax services. Its team aims to enhance the resources and solutions available to clients within the CLA framework.
Furthermore, the firm has made significant strides in its organizational structure, recently celebrating the advancement of over 700 professionals across various roles. Hence, this growth reflects CLA’s commitment to investing in its talent. This shows how leadership skills are built in client service.
10. Baker Tilly
- Net Revenue: US$1.6 billion (2023)
- HQ: Michigan Ave, Chicago, IL
- Top Executive: Jeff Ferro (CEO)
- Serving across: 141 countries
- Workforce Expansion: 43000
Baker Tilly is one of the top accounting firms that has made headlines with significant developments, including a strategic investment from private equity firms Hellman & Friedman and Valeas Capital Partners. Hence, this investment was valued at approximately $1 billion.
Finally, it will enable Baker Tilly to buy out retirement obligations and improve capital for its partners, positioning the firm to better compete in the mid-market advisory space. Additionally, Baker Tilly reported a record revenue achievement, surpassing $5 billion globally, marking a significant milestone for the firm.
Conclusion
In the end, we hope you now know that the top accounting firms in the U.S. are more than just industry leaders. So, they are leaders in innovation, technology, and sustainability. So, which firm’s strategy impressed you the most? If you’re eager to stay ahead of one of the 10 top accounting firms in the world, keep exploring, keep questioning, and mostly take action, and follow our below handles for more such interesting content.
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