Who Are The Best CPAs in the USA Nationally?

Finding the right CPA firm can shape how efficiently your business handles finances, compliance, and long-term strategy. With countless options available, knowing which firms consistently perform at a national level helps you make a confident choice.

Below are some of the best CPA firms in the United States, recognized for their expertise, reach, and reliability — and how each one brings something distinct to the table.

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1. Indinero

Indinero is redefining how businesses work with CPAs by combining traditional accounting with modern technology. Their cloud-based platform gives you real-time visibility into financial data while offering hands-on guidance from experienced accountants and financial advisors.

What makes Indinero stand out is its focus on personalized support for startups and growing businesses. Instead of separating tax, bookkeeping, and strategy, their team integrates these services so you can make faster, data-backed decisions.
If your business values transparency, speed, and scalable service, Indinero is a forward-thinking choice that delivers both efficiency and expertise.

2. Deloitte LLP

Deloitte is one of the largest and most established CPA firms in the country. They provide a wide range of services — from audit and tax to advisory and risk management — for clients across multiple industries.

Their strength lies in combining accounting expertise with technology-driven insights. Large corporations and organizations with multi-state or global operations often choose Deloitte for its depth, precision, and extensive professional network.

3. PricewaterhouseCoopers (PwC)

PwC is recognized for its commitment to accuracy, transparency, and strategic problem-solving. Their services cover audit, assurance, consulting, and tax planning, helping clients manage both domestic and international operations.

Companies seeking complex financial or regulatory guidance often rely on PwC for its structured, high-standard approach. With teams that prioritize collaboration and clear communication, PwC remains a trusted choice for businesses that value long-term partnerships.

4. Ernst & Young (EY)

EY’s reputation comes from helping organizations connect financial reporting with strategic growth. Their work goes beyond compliance — focusing on insights that drive better decisions.

EY’s advisory and assurance services help companies manage risk, improve transparency, and adapt to market shifts. They’re particularly well-suited for businesses navigating digital transformation or expanding into new markets.

5. KPMG LLP

KPMG combines solid accounting fundamentals with data-driven analysis and technology integration. Their audit, tax, and advisory divisions work closely to help clients manage compliance and financial performance with confidence.

Organizations appreciate KPMG’s balance between structure and innovation. They’re especially valued by companies that operate in heavily regulated sectors or need comprehensive support for audits and reporting.

6. Grant Thornton LLP

Grant Thornton ranks among the largest firms outside of the Big Four, offering national reach with a personalized touch. Their teams work with clients of all sizes, from mid-market companies to established enterprises.

They’re known for practical advice, responsive communication, and a genuine commitment to client success. If you want the resources of a national network without the rigidity of a massive firm, Grant Thornton can be an excellent match.

Choosing the Right CPA Firm for Your Business

The best CPA partner isn’t just about name recognition — it’s about alignment with your goals.
Here are key points to consider before making your decision:

Industry expertise: Does the firm understand your sector’s unique financial challenges?
Range of services: Do you need tax compliance, audit support, or strategic financial guidance?
Technology and tools: Are they equipped with systems that streamline financial management?
Client focus: Will you receive consistent attention from senior staff?
Budget alignment: Does the cost reflect the value you’ll gain from the partnership?

Partnering with the right CPA firm gives your business more than accurate books — it provides confidence, clarity, and a trusted advisor who understands your goals. Whether you choose a forward-thinking firm like Indinero or a large established network such as Deloitte or PwC, the goal is the same: creating a strong financial foundation that supports smarter business growth.