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About Deloitte (organization,product)
This page provides details about Deloitte (organization,product) which was ranked #1 out of 82 in the list of brands (12 mentions (100% share)) in answers from AI models (Perplexity Sonar (with search) (latest),
Anthropic Claude Sonnet (latest),
OpenAI ChatGPT Latest,
Google Gemini Flash (latest),
X.AI Grok (latest)) when they were asked the following 1 question: "What does the Accounting industry look like right now? Identify the dominant market leaders and brands, best products and services, key companies and providers, influential figures and thought leaders, emerging startups and trends, major conferences and events, active professional communities, and the top publications and media that cover this industry." on Dec 30, 2025 by AI Chat Watch.
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Citations from AI Responses
What does the Accounting industry look like right now? Identify the dominant market leaders and brands, best products and services, key companies and providers, influential figures and thought leaders, emerging startups and trends, major conferences and events, active professional communities, and the top publications and media that cover this industry.
[...] trillion by 2026), AI adoption, labor shortages, and M&A activity.[Accounting Industry Statistics 2025 (Trends & New Data) ](https://linkmybooks.com/blog/accounting-industry-statistics) In the US, industry revenue reached **$145.5 billion in 2025**, with moderate competition and the **Big Four** (Deloitte, EY, PwC, KPMG) dominating via audit, tax, and advisory services.[Accounting Services in the US Industry Analysis, 2025 - IBISWorld](https://www.ibisworld.com/united-states/industry/accounting-services/1398/)[Top Accounting Resources 2025 for Accounting Firms and Industry ...](https://toaglobal.com [...]
[...] Partners](https://www.capstonepartners.com/insights/article-accounting-services-market-update/)[Wolters Kluwer Future Ready Accountant Report](https://www.wolterskluwer.com/en/know/future-ready-accountant) ### Dominant Market Leaders and Brands The **Big Four** hold the largest US market shares: **Deloitte Touche Tohmatsu** (6.45% share, $3.89B revenue), **EY** (6.06%, $3.65B), **PwC** (5.76%, $3.48B).[Accounting Services in the US Industry Analysis, 2025 - IBISWorld](https://www.ibisworld.com/united-states/industry/accounting-services/1398/) Other top US firms per Accounting Today's 2025 Top 100 inc [...]
[...] ault 2025 #20).[Most Prestigious Accounting Firms - Vault](https://vault.com/best-companies-to-work-for/accounting/most-prestigious-accounting-firms) | Company | US Market Share (2025) | Revenue (2025, $M) | Key Strengths | |---------|------------------------|--------------------|--------------| | Deloitte | 6.45% | 3,894 | Audit, tax leadership [3](https://www.ibisworld.com/united-states/industry/accounting-services/1398/) | | EY | 6.06% | 3,655 | Global standards updates [3](https://www.ibisworld.com/united-states/industry/accounting-services/1398/) [4](https://toaglobal.com/blog/top-accounting-res [...]
[...] Top 100 Firms](https://rsmus.com/newsroom/2025/accounting-today-ranks-rsm-no-5-on-list-of-2025-top-100-firms.html)[The 2025 Top 100 People: Times a-changin' | Accounting Today](https://www.accountingtoday.com/list/the-2025-top-100-people-times-a-changin) [Site](https://www.accountingtoday.com/) - **Deloitte Insights**, **EY Different Eyes/EY Scout**, **PwC strategy+business**, **KPMG** (CITpoint, Turning Point).[Top Accounting Resources 2025 for Accounting Firms and Industry ...](https://toaglobal.com/blog/top-accounting-resources-2025-for-accounting-firms-and-industry-leaders/) - **Wolters Kluwer Fut [...]