The US top accounting giants serve the nation more than it knows; they are the backbone of financial clarity, compliance, and strategic growth. From global players to boutique specialists, the top firms in the U.S. help businesses navigate audits, taxes, mergers, and digital transformation.

Whether you’re a startup seeking guidance or a Fortune 500 company optimizing performance, these firms offer expertise that goes far beyond the balance sheet. In this guide, we spotlight the top 50 accounting firms shaping America’s financial landscape.

Top 50 Accounting Firms In The US

1. Deloitte

The largest accounting firm in the U.S. by revenue, Deloitte offers audit, tax, consulting, and advisory services to nearly 90% of Fortune 500 companies. Known for its innovation in AI, ESG, and digital transformation, Deloitte blends deep industry expertise with cutting-edge technology. With a massive global footprint and a reputation for leadership development, it’s a powerhouse for both clients and professionals.

2. PwC (PricewaterhouseCoopers)

PwC consistently ranks as the most prestigious accounting firm in the U.S.. It’s revered for its rigorous audit standards, expansive consulting services, and strong internship programs. PwC’s emphasis on critical thinking, communication, and flexibility makes it a top choice for businesses and aspiring accountants alike. Its work-life balance and generous benefits also make it a standout employer.

3. EY (Ernst & Young)

EY is a global leader in assurance, tax, transaction, and advisory services. With a strong focus on building a better working world, EY helps clients navigate complex regulatory environments and digital disruption. Its commitment to diversity, sustainability, and innovation makes it a forward-thinking firm with a strong presence in every major industry.

4. KPMG

KPMG rounds out the Big Four with a reputation for integrity, quality, and deep industry specialization. It offers services in audit, tax, and advisory, with a strong emphasis on cybersecurity, risk management, and digital transformation. KPMG’s training programs and global mobility options make it a favorite among young professionals.

5. Grant Thornton

As the sixth-largest accounting firm in the U.S., Grant Thornton delivers audit, tax, and advisory services with a personalized touch. Known for its agile approach and mid-market focus, the firm helps dynamic organizations unlock growth. Its culture emphasizes collaboration, innovation, and transparency.

6. BDO USA

BDO USA is a top-tier firm with a strong reputation in assurance, tax, and advisory services. It’s especially known for serving mid-sized businesses and offering global reach through its international network. BDO’s client-centric approach and flexible work culture make it a rising star in the accounting world.

7. RSM US LLP

RSM is the leading provider of audit, tax, and consulting services to the middle market. With a focus on understanding clients’ industries and goals, RSM delivers tailored solutions that drive growth. Its “Power of Being Understood” philosophy resonates with businesses seeking strategic partnership over transactional service.

8. CBIZ & Mayer Hoffman McCann

CBIZ, in affiliation with MHM, offers comprehensive financial services including accounting, tax, and advisory. It’s known for its strength in healthcare, real estate, and nonprofit sectors. The firm blends national resources with local service, making it a trusted advisor for businesses across the U.S.

9. Crowe LLP

Crowe is a public accounting, consulting, and technology firm with a reputation for innovation. It serves clients in healthcare, financial services, and manufacturing, offering data-driven insights and customized solutions. Crowe’s commitment to integrity and excellence makes it a standout among mid-sized firms.

10. Baker Tilly US

Baker Tilly is a full-service accounting and advisory firm with a strong national presence. It’s known for its industry specialization, especially in government, education, and real estate. Baker Tilly’s forward-thinking approach and emphasis on relationships help clients navigate change and seize opportunity.

11. EisnerAmper LLP

EisnerAmper is a leading advisory and accounting firm serving clients across industries like financial services, real estate, and healthcare. Known for its tech-forward approach and private equity expertise, the firm offers audit, tax, and outsourced CFO services. EisnerAmper’s commitment to innovation and client service has earned it a reputation as a trusted advisor for growth-stage companies and high-net-worth individuals.

12. Plante Moran

Plante Moran is one of the largest audit, tax, consulting, and wealth management firms in the U.S., with a strong Midwest presence. It’s known for its people-first culture, low turnover, and deep expertise in manufacturing, healthcare, and nonprofit sectors. The firm’s emphasis on integrity and long-term relationships makes it a favorite among clients and employees alike.

13. CohnReznick LLP

CohnReznick is a top national firm specializing in audit, tax, and advisory services with a strong focus on real estate, renewable energy, and government contracting. It’s known for its thought leadership in ESG and DEI initiatives. With a forward-thinking mindset and commitment to community impact, CohnReznick helps clients navigate complex regulatory and financial landscapes.

14. Marcum LLP

Marcum offers accounting, tax, and advisory services with a strong emphasis on entrepreneurial businesses and high-net-worth individuals. It’s especially known for its work in construction, healthcare, and cannabis industries. Marcum’s proactive approach and national reach make it a go-to firm for clients seeking strategic insight and responsive service.

15. FORVIS

FORVIS is the result of a 2022 merger between BKD and DHG, creating a powerhouse in assurance, tax, and advisory services. With deep industry specialization and a strong regional footprint, FORVIS serves clients in healthcare, financial services, and manufacturing. The firm’s collaborative culture and forward-looking strategy position it as a rising national leader.

16. Armanino LLP

Armanino is a bold, tech-savvy firm offering audit, tax, consulting, and business management services. It’s known for its innovation in blockchain, AI, and digital transformation. Armanino serves clients in entertainment, technology, and nonprofit sectors, and its entrepreneurial spirit makes it a magnet for fast-growing companies and forward-thinking professionals.

17. Wipfli LLP

Wipfli blends traditional accounting services with cutting-edge consulting in areas like cybersecurity, digital transformation, and data analytics. With a strong presence in the Midwest and growing national reach, Wipfli serves clients in manufacturing, financial services, and agribusiness. Its people-first culture and tech-forward mindset make it a standout among mid-sized firms.

18. Moss Adams LLP

Moss Adams is a West Coast powerhouse offering audit, tax, and consulting services with a strong focus on middle-market clients. It’s known for its expertise in technology, healthcare, and wine industries. Moss Adams combines deep industry knowledge with a collaborative culture, helping clients thrive in dynamic markets.

19. Schellman & Company

Schellman is a specialized firm focused on cybersecurity, compliance, and attestation services. It’s a leader in SOC examinations, FedRAMP assessments, and ISO certifications. Schellman’s niche expertise and rigorous standards make it a trusted partner for companies navigating complex regulatory environments and data security challenges.

20. Eide Bailly LLP

Eide Bailly is a regional firm with national reach, offering audit, tax, and advisory services to clients in healthcare, agriculture, and government. Known for its approachable style and strong client relationships, Eide Bailly blends technical excellence with personalized service. Its commitment to innovation and community impact makes it a respected name in the industry.

21. Anchin, Block & Anchin LLP

Based in New York City, Anchin is a prestigious accounting and advisory firm serving privately held businesses and high-net-worth individuals. Known for its deep expertise in real estate, construction, and professional services, Anchin offers audit, tax, and consulting with a highly personalized approach. The firm’s commitment to client success and technical excellence makes it a standout in the Northeast market.

22. Aprio LLP

Aprio is a forward-thinking advisory firm headquartered in Atlanta, offering innovative accounting, tax, and consulting services. It’s known for its strategic insights and tech-enabled solutions, serving clients in manufacturing, healthcare, and technology. Aprio’s emphasis on growth, digital transformation, and global reach makes it a trusted partner for scaling businesses.

23. BELAY Solutions

BELAY is a unique player in the accounting space, specializing in virtual bookkeeping and remote office management. Based in Georgia, BELAY supports entrepreneurs and executives with outsourced financial services, helping streamline operations and boost productivity. Its flexible, cloud-based model is ideal for startups and remote-first companies looking for scalable support.

24. Dixon Hughes Goodman (DHG)

Before merging into FORVIS, DHG was a respected regional firm offering audit, tax, and advisory services with a strong presence in the Southeast. Known for its healthcare and financial services expertise, DHG emphasized client relationships and technical excellence. Its legacy continues within FORVIS, now one of the top 10 firms nationally.

25. Rehmann

Rehmann is a Michigan-based firm offering integrated financial services including accounting, wealth management, and corporate consulting. It’s known for its strong client service and deep industry specialization in manufacturing, education, and nonprofit sectors. Rehmann’s holistic approach helps clients align financial strategy with long-term goals.

26. Cherry Bekaert LLP

Cherry Bekaert is a growth-oriented firm providing assurance, tax, and advisory services across the Southeast. It’s especially strong in government contracting, technology, and real estate. The firm’s forward-looking mindset and investment in digital capabilities make it a valuable partner for innovation-driven organizations.

27. Friedman LLP

Friedman, now part of Marcum LLP, was a respected firm with strong roots in New York and deep expertise in real estate, retail, and cryptocurrency. Known for its entrepreneurial spirit and client-first culture, Friedman helped businesses navigate complex tax and audit challenges with agility and insight.

28. PKF O’Connor Davies

PKF O’Connor Davies is a full-service accounting and advisory firm with a strong East Coast presence. It’s known for its work with nonprofits, healthcare institutions, and government entities. The firm blends technical rigor with personalized service, offering clients strategic guidance across audit, tax, and compliance.

29. UHY Advisors

UHY is a national firm with global reach, offering audit, tax, and consulting services to middle-market companies. It’s especially strong in manufacturing, automotive, and professional services. UHY’s collaborative culture and emphasis on client growth make it a reliable partner for businesses navigating expansion and transformation.

30. Brown Smith Wallace (Now part of Armanino)

Before merging with Armanino, Brown Smith Wallace was a respected Midwest firm known for its risk advisory, internal audit, and tax services. It served clients in insurance, construction, and retail with a hands-on, relationship-driven approach. Its legacy continues within Armanino’s expanded national platform.

31. Kaufman Rossin

Based in Florida, Kaufman Rossin is a respected firm offering audit, tax, and advisory services with a strong focus on privately held businesses and entrepreneurs. Known for its vibrant culture and client-first approach, the firm excels in industries like healthcare, real estate, and financial services. Kaufman Rossin’s emphasis on innovation and community involvement makes it a standout in the Southeast.

32. Withum

Withum is a tech-savvy firm offering assurance, tax, and advisory services with a strong emphasis on cloud accounting and digital transformation. It serves clients in healthcare, real estate, and professional services. Withum’s culture of transparency, collaboration, and continuous learning makes it a magnet for forward-thinking professionals and businesses.

33. Berdon LLP

Berdon is a New York-based firm known for its deep expertise in real estate, entertainment, and high-net-worth individuals. It offers audit, tax, and advisory services with a personalized touch. Berdon’s legacy of excellence and client loyalty spans decades, making it a trusted name in the Northeast.

34. Frazier & Deeter

Headquartered in Atlanta, Frazier & Deeter provides audit, tax, and advisory services with a strong focus on private equity, healthcare, and technology. The firm is known for its agile approach, deep technical expertise, and commitment to client success. Its investment in leadership development and innovation sets it apart.

35. Sensiba San Filippo LLP (SSF)

SSF is a California-based firm offering audit, tax, and consulting services with a strong emphasis on sustainability and ESG reporting. It serves clients in manufacturing, technology, and agriculture. SSF’s values-driven culture and commitment to impact make it a leader in purpose-driven accounting.

36. Miller Kaplan Arase LLP

Miller Kaplan is a full-service accounting firm based in Los Angeles, known for its work in entertainment, media, and employee benefit plans. It offers audit, tax, and advisory services with a meticulous, client-focused approach. The firm’s legacy and specialization make it a go-to for complex financial needs.

37. Frank, Rimerman + Co. LLP

Frank, Rimerman is a Silicon Valley-based firm serving high-growth tech companies, venture capital firms, and entrepreneurs. It offers audit, tax, and advisory services with a deep understanding of startup ecosystems. The firm’s blend of technical excellence and strategic insight makes it a favorite among innovators.

38. Squar Milner (Now part of Baker Tilly)

Before merging with Baker Tilly, Squar Milner was a leading California firm known for its work in real estate, entertainment, and professional services. It offered audit, tax, and advisory services with a hands-on, entrepreneurial approach. Its legacy continues within Baker Tilly’s expanded platform.

39. Prager Metis CPAs

Prager Metis is a global accounting and advisory firm with strong roots in entertainment, fashion, and international tax. It offers audit, tax, and consulting services tailored to creative and high-net-worth clients. The firm’s global reach and niche expertise make it a trusted advisor in complex cross-border matters.

40. Citrin Cooperman

Citrin Cooperman is one of the top accounting firms in America; firm offering audit, tax, and advisory services with a strong focus on privately held businesses and family offices. It’s known for its work in technology, franchising, and professional services. The firm’s proactive approach and deep client relationships drive long-term success.

41. Dimov Tax Specialists

Dimov Tax is a boutique firm offering expert domestic and international tax services, including cryptocurrency taxation, IRS resolution, and forensic accounting. Based in Denver, it’s known for its precision, responsiveness, and tailored strategies. Dimov’s agility and niche expertise make it a go-to for individuals and businesses with complex tax needs.

42. Faith Accounting & Consulting Services

Faith Accounting blends advanced technology with human insight to simplify tax preparation and financial consulting. Based in New York, the firm specializes in gig economy, rental income, and small business taxation. Its personalized approach and clarity in navigating reforms make it a trusted partner for everyday taxpayers and entrepreneurs.

43. Remofirst

Remofirst isn’t a traditional accounting firm—it’s a remote-first platform that simplifies global employment and payroll compliance. Based in San Francisco, it helps companies legally hire and manage remote teams worldwide. Its streamlined pricing and tech-driven model make it ideal for startups and distributed workforces.

44. CapActix Business Solutions

CapActix is an offshore staffing firm offering outsourced accounting and finance services. ISO-certified and GDPR-compliant, it supports U.S. businesses with bookkeeping, payroll, and financial reporting. With over 120 experts, CapActix provides scalable solutions for firms seeking cost-effective, high-quality support.

45. BPM LLP (Burr Pilger Mayer)

BPM is a West Coast firm offering audit, tax, and advisory services with a strong focus on technology, life sciences, and nonprofits. Known for its inclusive culture and innovation, BPM helps clients navigate growth and regulatory complexity with confidence and clarity.

46. RoseRyan

RoseRyan specializes in finance and accounting consulting for startups and high-growth companies. Based in Silicon Valley, it offers interim CFO services, IPO readiness, and compliance support. Its nimble, project-based model makes it a favorite among tech firms scaling fast.

47. NOW CFO

NOW CFO provides outsourced CFO, controller, and accounting services to businesses across the U.S. Its on-demand model helps companies manage cash flow, financial strategy, and reporting without hiring full-time staff. NOW CFO’s flexibility and expertise make it ideal for growth-stage firms.

48. Paro

Paro is a marketplace for freelance finance professionals, offering on-demand access to accountants, analysts, and CFOs. It uses AI to match businesses with vetted experts for projects like forecasting, budgeting, and audit prep. Paro’s tech-enabled model is reshaping how companies access financial talent.

49. Acuity

Acuity is a modern accounting firm focused on cloud bookkeeping, CFO services, and financial strategy for startups and entrepreneurs. Based in Atlanta, it’s known for its tech stack mastery and startup-friendly pricing. Acuity helps founders stay focused while keeping their finances investor-ready.

50. Ignite Spot Accounting

Ignite Spot offers outsourced accounting and CFO services to small businesses across the U.S. It specializes in cash flow management, tax planning, and financial reporting. With a strong emphasis on education and empowerment, Ignite Spot helps business owners make smarter financial decisions.

Closing: More Than Just Crunching Numbers

The best accounting firms don’t just reconcile ledgers—they build trust, uncover insights, and drive innovation. From the Big Four’s global reach to regional firms’ personalized service, each company on this list brings something unique to the table. Whether it’s forensic accounting, ESG reporting, or AI-powered audits, these firms are redefining what it means to be a financial partner. As the business world evolves, these 50 firms remain steadfast in helping clients grow, adapt, and thrive.