This page provides details about EY (organization,product) which was ranked #11 out of 166 in the list of brands (20 mentions (15.5% 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 3 questions: "What are the best Accounting options available today? Please provide a comprehensive overview including: the leading brands and products, top companies and service providers, recognized experts and thought leaders, promising startups and new market entrants, major industry events and conferences, active communities and forums, and influential publications and media covering this space.", "If I'm looking to get into Accounting, who and what should I know about? Include the most trusted brands, recommended products and services, reputable companies and providers, influential experts and reviewers to follow, helpful communities and resources, important events and conferences, notable startups disrupting the space, and key publications and media channels to stay informed.", "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.
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.
[...] 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/blo [...]
December 30, 2025
[...] 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 include **RSM US** (No. 5, middle-market leader in assura [...]
[...] ting Today reports.[Accounting Today Ranks RSM No. 5 on List of 2025 Top 100 Firms](https://rsmus.com/newsroom/2025/accounting-today-ranks-rsm-no-5-on-list-of-2025-top-100-firms.html)
### Active Professional Communities
No direct communities detailed; Big Four publications foster engagement (e.g., EY Scout webcasts).[Top Accounting Resources 2025 for Accounting Firms and Industry ...](https://toaglobal.com/blog/top-accounting-resources-2025-for-accounting-firms-and-industry-leaders/) For rankings: [Accounting Today Top 100 Firms](https://www.accountingtoday.com/list/the-2025-top-100-people-time [...]
December 30, 2025
[...] 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 Future Ready Account [...]
December 30, 2025
What are the best Accounting options available today? Please provide a comprehensive overview including: the leading brands and products, top companies and service providers, recognized experts and thought leaders, promising startups and new market entrants, major industry events and conferences, active communities and forums, and influential publications and media covering this space.
[...] www2.deloitte.com/)
- Largest professional services network globally
- Audit, tax, consulting, and advisory services
2. **PwC (PricewaterhouseCoopers)** - [https://www.pwc.com/](https://www.pwc.com/)
- Comprehensive accounting and consulting services
- Strong in assurance and tax
3. **EY (Ernst & Young)** - [https://www.ey.com/](https://www.ey.com/)
- Assurance, tax, transaction, and advisory services
- Global presence across industries
4. **KPMG** - [https://home.kpmg/](https://home.kpmg/)
- Audit, tax, and advisory services
- Strong industry specialization
### Mid-T [...]
December 30, 2025
[...] fessional services network globally
- Audit, tax, consulting, and advisory services
2. **PwC (PricewaterhouseCoopers)** - [https://www.pwc.com/](https://www.pwc.com/)
- Comprehensive accounting and consulting services
- Strong in assurance and tax
3. **EY (Ernst & Young)** - [https://www.ey.com/](https://www.ey.com/)
- Assurance, tax, transaction, and advisory services
- Global presence across industries
4. **KPMG** - [https://home.kpmg/](https://home.kpmg/)
- Audit, tax, and advisory services
- Strong industry specialization
### Mid-Tier Accounting Firms
1. **BDO** - [ [...]
December 30, 2025
If I'm looking to get into Accounting, who and what should I know about? Include the most trusted brands, recommended products and services, reputable companies and providers, influential experts and reviewers to follow, helpful communities and resources, important events and conferences, notable startups disrupting the space, and key publications and media channels to stay informed.
[...] ing
## 🏢 Major Accounting Firms & Trusted Brands
### The Big Four
- **[Deloitte](https://www2.deloitte.com/)** - One of the largest professional services networks globally
- **[PricewaterhouseCoopers (PwC)](https://www.pwc.com/)** - Major audit, assurance, and consulting firm
- **[Ernst & Young (EY)](https://www.ey.com/)** - Global professional services organization
- **[KPMG](https://home.kpmg/)** - Leading provider of audit, tax, and advisory services
### Mid-Tier Firms
- **[BDO](https://www.bdo.com/)** - Fifth-largest accounting network
- **[Grant Thornton](https://www.grantthornton.com/) [...]
December 30, 2025
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.
[...] e Big Four
These firms dominate the global accounting landscape:
1. **Deloitte** - [https://www2.deloitte.com](https://www2.deloitte.com) - Largest by revenue (~$65 billion globally)
2. **PwC (PricewaterhouseCoopers)** - [https://www.pwc.com](https://www.pwc.com) - Strong in assurance and tax
3. **EY (Ernst & Young)** - [https://www.ey.com](https://www.ey.com) - Leader in audit and advisory
4. **KPMG** - [https://kpmg.com](https://kpmg.com) - Major player in audit, tax, and advisory
### Major Mid-Tier Firms
- **BDO** - [https://www.bdo.com](https://www.bdo.com) - Fifth largest globally
- **Gra [...]
December 30, 2025
[...] global accounting landscape:
1. **Deloitte** - [https://www2.deloitte.com](https://www2.deloitte.com) - Largest by revenue (~$65 billion globally)
2. **PwC (PricewaterhouseCoopers)** - [https://www.pwc.com](https://www.pwc.com) - Strong in assurance and tax
3. **EY (Ernst & Young)** - [https://www.ey.com](https://www.ey.com) - Leader in audit and advisory
4. **KPMG** - [https://kpmg.com](https://kpmg.com) - Major player in audit, tax, and advisory
### Major Mid-Tier Firms
- **BDO** - [https://www.bdo.com](https://www.bdo.com) - Fifth largest globally
- **Grant Thornton** - [https://www.grantth [...]
December 30, 2025
What are the best Accounting options available today? Please provide a comprehensive overview including: the leading brands and products, top companies and service providers, recognized experts and thought leaders, promising startups and new market entrants, major industry events and conferences, active communities and forums, and influential publications and media covering this space.
[...] ))
---
## 3) Top companies and service providers (accounting done-for-you)
### Large global firms (“Big Four”)
- Concept reference: [Big Four accounting firms](https://en.wikipedia.org/wiki/Big_Four_accounting_firms)
- [Deloitte](https://www2.deloitte.com/)
- [PwC](https://www.pwc.com/)
- [EY](https://www.ey.com/)
- [KPMG](https://kpmg.com/)
### Large mid-market / advisory-focused networks
- [BDO](https://www.bdo.com/)
- [RSM](https://rsmus.com/)
- [Grant Thornton](https://www.grantthornton.com/) (US) / [Grant Thornton International](https://www.grantthornton.global/)
- [Baker [...]
December 30, 2025
If I'm looking to get into Accounting, who and what should I know about? Include the most trusted brands, recommended products and services, reputable companies and providers, influential experts and reviewers to follow, helpful communities and resources, important events and conferences, notable startups disrupting the space, and key publications and media channels to stay informed.
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.
What are the best Accounting options available today? Please provide a comprehensive overview including: the leading brands and products, top companies and service providers, recognized experts and thought leaders, promising startups and new market entrants, major industry events and conferences, active communities and forums, and influential publications and media covering this space.
[...] firms handle significant regional business.
* **Deloitte:** The largest professional services network globally. [Deloitte Official Site](https://www.deloitte.com/)
* **PwC (PricewaterhouseCoopers):** Focused heavily on audit, assurance, and tax. [PwC Official Site](https://www.pwc.com/)
* **EY (Ernst & Young):** Known for its strong focus on technology and consulting. [EY Official Site](https://www.ey.com/)
* **KPMG:** The fourth of the Big Four, specializing in audit and advisory. [KPMG Official Site](https://www.kpmg.com/)
* **BDO & Grant Thornton:** The leading mid-tier firms prov [...]
December 30, 2025
[...] essional services network globally. [Deloitte Official Site](https://www.deloitte.com/)
* **PwC (PricewaterhouseCoopers):** Focused heavily on audit, assurance, and tax. [PwC Official Site](https://www.pwc.com/)
* **EY (Ernst & Young):** Known for its strong focus on technology and consulting. [EY Official Site](https://www.ey.com/)
* **KPMG:** The fourth of the Big Four, specializing in audit and advisory. [KPMG Official Site](https://www.kpmg.com/)
* **BDO & Grant Thornton:** The leading mid-tier firms providing competition to the Big Four. [BDO](https://www.bdo.com/) | [Grant Thornton [...]
December 30, 2025
If I'm looking to get into Accounting, who and what should I know about? Include the most trusted brands, recommended products and services, reputable companies and providers, influential experts and reviewers to follow, helpful communities and resources, important events and conferences, notable startups disrupting the space, and key publications and media channels to stay informed.
[...] d.
---
### 1. Most Trusted Brands & Software
Accounting is divided between "The Big Four" (service providers) and major software ecosystems.
* **The Big Four (Main Employers):**
* [Deloitte](https://www2.deloitte.com/)
* [PwC (PricewaterhouseCoopers)](https://www.pwc.com/)
* [EY (Ernst & Young)](https://www.ey.com/)
* [KPMG](https://kpmg.com/)
* **Essential Software Suites:**
* [QuickBooks (Intuit)](https://quickbooks.intuit.com/): The standard for small to medium-sized businesses.
* [Xero](https://www.xero.com/): A major cloud-based competitor to Quick [...]
December 30, 2025
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.
[...] Market Leaders (The "Big Four")
The industry remains dominated by four global networks that set the standard for audit, tax, and consulting services.
* **Deloitte:** [Official Website](https://www2.deloitte.com/)
* **PwC (PricewaterhouseCoopers):** [Official Website](https://www.pwc.com/)
* **EY (Ernst & Young):** [Official Website](https://www.ey.com/)
* **KPMG:** [Official Website](https://kpmg.com/)
### 2. Best Products and Cloud Accounting Services
The market has shifted almost entirely to Cloud-based ecosystems that allow for real-time collaboration.
* **QuickBooks (Intuit):** Th [...]
December 30, 2025
If I'm looking to get into Accounting, who and what should I know about? Include the most trusted brands, recommended products and services, reputable companies and providers, influential experts and reviewers to follow, helpful communities and resources, important events and conferences, notable startups disrupting the space, and key publications and media channels to stay informed.
[...] **TurboTax** for tax prep ([TurboTax](https://turbotax.intuit.com/)); **ADP** for payroll ([ADP](https://www.adp.com/)).
### Reputable Companies and Providers
The **Big Four** dominate public accounting:
- [Deloitte](https://www2.deloitte.com/us/en.html)
- [PwC](https://www.pwc.com/us/en.html)
- [EY (Ernst & Young)](https://www.ey.com/en_us)
- [KPMG](https://kpmg.com/us/en/home.html)
Mid-tier firms: [BDO](https://www.bdo.com/), [Grant Thornton](https://www.grantthornton.com/), [RSM US](https://rsmus.com/). For public companies, check filings via [SEC EDGAR](https://www.sec.gov/edgar.shtml). J [...]
December 30, 2025
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.
[...] hold massive SMB share.
### Dominant Market Leaders and Brands
The "Big Four" professional services firms lead in audit, tax, consulting, and advisory:
- [Deloitte](https://www2.deloitte.com/us/en.html) (~$65B revenue, largest globally).
- [PwC](https://www.pwc.com/us/en.html) (~$53B revenue).
- [EY (Ernst & Young)](https://www.ey.com/en_us) (~$49B revenue).
- [KPMG](https://kpmg.com/us/en/home.html) (~$36B revenue).
In tax prep and payroll: [H&R Block](https://www.hrblock.com/) and [ADP](https://www.adp.com/). Mid-tier firms like [BDO](https://www.bdo.com/), [RSM US](https://rsmus.com/), and [...]