"Professional Services Market Research Report"

Auditing Services Market Size, Share & Industry Analysis, By Type (Internal Audit and External Audit), By Service (Operational Audits, Financial Audits, Advisory & Consulting, and Others), By End User (BFSI, Government, Manufacturing, Healthcare, Retail & Consumer, IT & Communications, and Others), and Regional Forecast, 2026-2034

Last Updated: January 12, 2026 | Format: PDF | Report ID: FBI114507

 

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  1. Introduction
    1. Definition, By Segment
    2. Research Methodology/Approach
    3. Data Sources 
  2. Executive Summary
  3. Market Dynamics
    1. Macro and Micro Economic Indicators
    2. Drivers, Restraints, Opportunities and Trends
  4. Competition Landscape
    1. Business Strategies Adopted by Key Players
    2. Consolidated SWOT Analysis of Key Players
    3. Global Auditing Services Key Players (Top 3 – 5) Market Share/Ranking, 2025
  5. Global Auditing Services Market Size Estimates and Forecasts, By Segments, 2021-2034
    1. Key Findings
    2. By Type (USD Bn)
      1. Internal Audit
      2. External Audit
    3. By Service (USD Bn)
      1. Operational Audits
      2. Financial Audits
      3. Advisory & Consulting
      4. Others
    4. By End User (USD Bn)
      1. BFSI
      2. Government
      3. Manufacturing
      4. Healthcare
      5. Retail & Consumer
      6. IT & Communications
      7. Others
    5. By Region (USD Bn)
      1. North America
      2. Europe
      3. Asia Pacific
      4. South America
      5. Middle East & Africa
  6. North America Auditing Services Market Size Estimates and Forecasts, By Segments, 2021-2034
    1. Key Findings
    2. By Type (USD Bn)
      1. Internal Audit
      2. External Audit
    3. By Service (USD Bn)
      1. Operational Audits
      2. Financial Audits
      3. Advisory & Consulting
      4. Others
    4. By End User (USD Bn)
      1. BFSI
      2. Government
      3. Manufacturing
      4. Healthcare
      5. Retail & Consumer
      6. IT & Communications
      7. Others
    5. By Country (USD Bn)
      1. U.S.
        1. By Type (USD Bn)
      2. Canada
        1. By Type (USD Bn)
      3. Mexico
        1. By Type (USD Bn)
  7. Europe Auditing Services Market Size Estimates and Forecasts, By Segments, 2021-2034
    1. Key Findings
    2. By Type (USD Bn)
      1. Internal Audit
      2. External Audit
    3. By Service (USD Bn)
      1. Operational Audits
      2. Financial Audits
      3. Advisory & Consulting
      4. Others
    4. By End User (USD Bn)
      1. BFSI
      2. Government
      3. Manufacturing
      4. Healthcare
      5. Retail & Consumer
      6. IT & Communications
      7. Others
    5. By Country (USD Bn)
      1. Germany
        1. By Type (USD Bn)
      2. U.K.
        1. By Type (USD Bn)
      3. France
        1. By Type (USD Bn)
      4. Italy
        1. By Type (USD Bn)
      5. Rest of Europe
  8. Asia Pacific Auditing Services Market Size Estimates and Forecasts, By Segments, 2021-2034
    1. Key Findings
    2. By Type (USD Bn)
      1. Internal Audit
      2. External Audit
    3. By Service (USD Bn)
      1. Operational Audits
      2. Financial Audits
      3. Advisory & Consulting
      4. Others
    4. By End User (USD Bn)
      1. BFSI
      2. Government
      3. Manufacturing
      4. Healthcare
      5. Retail & Consumer
      6. IT & Communications
      7. Others
    5. By Country (USD Bn)
      1. China
        1. By Type (USD Bn)
      2. Japan
        1. By Type (USD Bn)
      3. South Korea
        1. By Type (USD Bn)
      4. India
        1. By Type (USD Bn)
      5. Rest of Asia Pacific
  9. South America Auditing Services Market Size Estimates and Forecasts, By Segments, 2021-2034
    1. Key Findings
    2. By Type (USD Bn)
      1. Internal Audit
      2. External Audit
    3. By Service (USD Bn)
      1. Operational Audits
      2. Financial Audits
      3. Advisory & Consulting
      4. Others
    4. By End User (USD Bn)
      1. BFSI
      2. Government
      3. Manufacturing
      4. Healthcare
      5. Retail & Consumer
      6. IT & Communications
      7. Others
    5. By Country (USD Bn)
      1. Brazil
        1. By Type (USD Bn)
      2. Argentina
        1. By Type (USD Bn)
      3. Rest of South America
  10. Middle East & Africa Auditing Services Market Size Estimates and Forecasts, By Segments, 2021-2034
    1. Key Findings
    2. By Type (USD Bn)
      1. Internal Audit
      2. External Audit
    3. By Service (USD Bn)
      1. Operational Audits
      2. Financial Audits
      3. Advisory & Consulting
      4. Others
    4. By End User (USD Bn)
      1. BFSI
      2. Government
      3. Manufacturing
      4. Healthcare
      5. Retail & Consumer
      6. IT & Communications
      7. Others
    5. By Country (USD Bn)
      1. GCC
        1. By Type (USD Bn)
      2. South Africa
        1. By Type (USD Bn)
      3. Rest of MEA
  11. Company Profiles for Top 10 Players (Based on data availability in public domain and/or on paid databases)
    1. Deloitte
      1. Overview
        1. Key Management
        2. Headquarters
        3. Offerings/Business Segments
      2. Key Details (Key details are consolidated data and not product/service specific)
        1. Employee Size
        2. Past and Current Revenue
        3. Geographical Share
        4. Business Segment Share
        5. Recent Developments
    2. PricewaterhouseCoopers (PwC)
      1. Overview
        1. Key Management
        2. Headquarters
        3. Offerings/Business Segments
      2. Key Details (Key details are consolidated data and not product/service specific)
        1. Employee Size
        2. Past and Current Revenue
        3. Geographical Share
        4. Business Segment Share
        5. Recent Developments
    3. Ernst & Young (EY)
      1. Overview
        1. Key Management
        2. Headquarters
        3. Offerings/Business Segments
      2. Key Details (Key details are consolidated data and not product/service specific)
        1. Employee Size
        2. Past and Current Revenue
        3. Geographical Share
        4. Business Segment Share
        5. Recent Developments
    4. KPMG
      1. Overview
        1. Key Management
        2. Headquarters
        3. Offerings/Business Segments
      2. Key Details (Key details are consolidated data and not product/service specific)
        1. Employee Size
        2. Past and Current Revenue
        3. Geographical Share
        4. Business Segment Share
        5. Recent Developments
    5. BDO
      1. Overview
        1. Key Management
        2. Headquarters
        3. Offerings/Business Segments
      2. Key Details (Key details are consolidated data and not product/service specific)
        1. Employee Size
        2. Past and Current Revenue
        3. Geographical Share
        4. Business Segment Share
        5. Recent Developments
    6. RSM International
      1. Overview
        1. Key Management
        2. Headquarters
        3. Offerings/Business Segments
      2. Key Details (Key details are consolidated data and not product/service specific)
        1. Employee Size
        2. Past and Current Revenue
        3. Geographical Share
        4. Business Segment Share
        5. Recent Developments
    7. Grant Thornton International
      1. Overview
        1. Key Management
        2. Headquarters
        3. Offerings/Business Segments
      2. Key Details (Key details are consolidated data and not product/service specific)
        1. Employee Size
        2. Past and Current Revenue
        3. Geographical Share
        4. Business Segment Share
        5. Recent Developments
    8. Baker Tilly International
      1. Overview
        1. Key Management
        2. Headquarters
        3. Offerings/Business Segments
      2. Key Details (Key details are consolidated data and not product/service specific)
        1. Employee Size
        2. Past and Current Revenue
        3. Geographical Share
        4. Business Segment Share
        5. Recent Developments
    9. Crowe Global
      1. Overview
        1. Key Management
        2. Headquarters
        3. Offerings/Business Segments
      2. Key Details (Key details are consolidated data and not product/service specific)
        1. Employee Size
        2. Past and Current Revenue
        3. Geographical Share
        4. Business Segment Share
        5. Recent Developments
    10. Forvis Mazars
      1. Overview
        1. Key Management
        2. Headquarters
        3. Offerings/Business Segments
      2. Key Details (Key details are consolidated data and not product/service specific)
        1. Employee Size
        2. Past and Current Revenue
        3. Geographical Share
        4. Business Segment Share
        5. Recent Developments
  12. Key Takeaways
  1. Introduction
    1. Definition, By Segment
    2. Research Methodology/Approach
    3. Data Sources 
  2. Executive Summary
  3. Market Dynamics
    1. Macro and Micro Economic Indicators
    2. Drivers, Restraints, Opportunities and Trends
  4. Competition Landscape
    1. Business Strategies Adopted by Key Players
    2. Consolidated SWOT Analysis of Key Players
    3. Global Auditing Services Key Players (Top 3 – 5) Market Share/Ranking, 2025
  5. Global Auditing Services Market Size Estimates and Forecasts, By Segments, 2021-2034
    1. Key Findings
    2. By Type (USD Bn)
      1. Internal Audit
      2. External Audit
    3. By Service (USD Bn)
      1. Operational Audits
      2. Financial Audits
      3. Advisory & Consulting
      4. Others
    4. By End User (USD Bn)
      1. BFSI
      2. Government
      3. Manufacturing
      4. Healthcare
      5. Retail & Consumer
      6. IT & Communications
      7. Others
    5. By Region (USD Bn)
      1. North America
      2. Europe
      3. Asia Pacific
      4. South America
      5. Middle East & Africa
  6. North America Auditing Services Market Size Estimates and Forecasts, By Segments, 2021-2034
    1. Key Findings
    2. By Type (USD Bn)
      1. Internal Audit
      2. External Audit
    3. By Service (USD Bn)
      1. Operational Audits
      2. Financial Audits
      3. Advisory & Consulting
      4. Others
    4. By End User (USD Bn)
      1. BFSI
      2. Government
      3. Manufacturing
      4. Healthcare
      5. Retail & Consumer
      6. IT & Communications
      7. Others
    5. By Country (USD Bn)
      1. U.S.
        1. By Type (USD Bn)
      2. Canada
        1. By Type (USD Bn)
      3. Mexico
        1. By Type (USD Bn)
  7. Europe Auditing Services Market Size Estimates and Forecasts, By Segments, 2021-2034
    1. Key Findings
    2. By Type (USD Bn)
      1. Internal Audit
      2. External Audit
    3. By Service (USD Bn)
      1. Operational Audits
      2. Financial Audits
      3. Advisory & Consulting
      4. Others
    4. By End User (USD Bn)
      1. BFSI
      2. Government
      3. Manufacturing
      4. Healthcare
      5. Retail & Consumer
      6. IT & Communications
      7. Others
    5. By Country (USD Bn)
      1. Germany
        1. By Type (USD Bn)
      2. U.K.
        1. By Type (USD Bn)
      3. France
        1. By Type (USD Bn)
      4. Italy
        1. By Type (USD Bn)
      5. Rest of Europe
  8. Asia Pacific Auditing Services Market Size Estimates and Forecasts, By Segments, 2021-2034
    1. Key Findings
    2. By Type (USD Bn)
      1. Internal Audit
      2. External Audit
    3. By Service (USD Bn)
      1. Operational Audits
      2. Financial Audits
      3. Advisory & Consulting
      4. Others
    4. By End User (USD Bn)
      1. BFSI
      2. Government
      3. Manufacturing
      4. Healthcare
      5. Retail & Consumer
      6. IT & Communications
      7. Others
    5. By Country (USD Bn)
      1. China
        1. By Type (USD Bn)
      2. Japan
        1. By Type (USD Bn)
      3. South Korea
        1. By Type (USD Bn)
      4. India
        1. By Type (USD Bn)
      5. Rest of Asia Pacific
  9. South America Auditing Services Market Size Estimates and Forecasts, By Segments, 2021-2034
    1. Key Findings
    2. By Type (USD Bn)
      1. Internal Audit
      2. External Audit
    3. By Service (USD Bn)
      1. Operational Audits
      2. Financial Audits
      3. Advisory & Consulting
      4. Others
    4. By End User (USD Bn)
      1. BFSI
      2. Government
      3. Manufacturing
      4. Healthcare
      5. Retail & Consumer
      6. IT & Communications
      7. Others
    5. By Country (USD Bn)
      1. Brazil
        1. By Type (USD Bn)
      2. Argentina
        1. By Type (USD Bn)
      3. Rest of South America
  10. Middle East & Africa Auditing Services Market Size Estimates and Forecasts, By Segments, 2021-2034
    1. Key Findings
    2. By Type (USD Bn)
      1. Internal Audit
      2. External Audit
    3. By Service (USD Bn)
      1. Operational Audits
      2. Financial Audits
      3. Advisory & Consulting
      4. Others
    4. By End User (USD Bn)
      1. BFSI
      2. Government
      3. Manufacturing
      4. Healthcare
      5. Retail & Consumer
      6. IT & Communications
      7. Others
    5. By Country (USD Bn)
      1. GCC
        1. By Type (USD Bn)
      2. South Africa
        1. By Type (USD Bn)
      3. Rest of MEA
  11. Company Profiles for Top 10 Players (Based on data availability in public domain and/or on paid databases)
    1. Deloitte
      1. Overview
        1. Key Management
        2. Headquarters
        3. Offerings/Business Segments
      2. Key Details (Key details are consolidated data and not product/service specific)
        1. Employee Size
        2. Past and Current Revenue
        3. Geographical Share
        4. Business Segment Share
        5. Recent Developments
    2. PricewaterhouseCoopers (PwC)
      1. Overview
        1. Key Management
        2. Headquarters
        3. Offerings/Business Segments
      2. Key Details (Key details are consolidated data and not product/service specific)
        1. Employee Size
        2. Past and Current Revenue
        3. Geographical Share
        4. Business Segment Share
        5. Recent Developments
    3. Ernst & Young (EY)
      1. Overview
        1. Key Management
        2. Headquarters
        3. Offerings/Business Segments
      2. Key Details (Key details are consolidated data and not product/service specific)
        1. Employee Size
        2. Past and Current Revenue
        3. Geographical Share
        4. Business Segment Share
        5. Recent Developments
    4. KPMG
      1. Overview
        1. Key Management
        2. Headquarters
        3. Offerings/Business Segments
      2. Key Details (Key details are consolidated data and not product/service specific)
        1. Employee Size
        2. Past and Current Revenue
        3. Geographical Share
        4. Business Segment Share
        5. Recent Developments
    5. BDO
      1. Overview
        1. Key Management
        2. Headquarters
        3. Offerings/Business Segments
      2. Key Details (Key details are consolidated data and not product/service specific)
        1. Employee Size
        2. Past and Current Revenue
        3. Geographical Share
        4. Business Segment Share
        5. Recent Developments
    6. RSM International
      1. Overview
        1. Key Management
        2. Headquarters
        3. Offerings/Business Segments
      2. Key Details (Key details are consolidated data and not product/service specific)
        1. Employee Size
        2. Past and Current Revenue
        3. Geographical Share
        4. Business Segment Share
        5. Recent Developments
    7. Grant Thornton International
      1. Overview
        1. Key Management
        2. Headquarters
        3. Offerings/Business Segments
      2. Key Details (Key details are consolidated data and not product/service specific)
        1. Employee Size
        2. Past and Current Revenue
        3. Geographical Share
        4. Business Segment Share
        5. Recent Developments
    8. Baker Tilly International
      1. Overview
        1. Key Management
        2. Headquarters
        3. Offerings/Business Segments
      2. Key Details (Key details are consolidated data and not product/service specific)
        1. Employee Size
        2. Past and Current Revenue
        3. Geographical Share
        4. Business Segment Share
        5. Recent Developments
    9. Crowe Global
      1. Overview
        1. Key Management
        2. Headquarters
        3. Offerings/Business Segments
      2. Key Details (Key details are consolidated data and not product/service specific)
        1. Employee Size
        2. Past and Current Revenue
        3. Geographical Share
        4. Business Segment Share
        5. Recent Developments
    10. Forvis Mazars
      1. Overview
        1. Key Management
        2. Headquarters
        3. Offerings/Business Segments
      2. Key Details (Key details are consolidated data and not product/service specific)
        1. Employee Size
        2. Past and Current Revenue
        3. Geographical Share
        4. Business Segment Share
        5. Recent Developments
  12. Key Takeaways
Read Less

Figure 1: Global Auditing Services Market Revenue Share (%), 2025 and 2034

Figure 2: Global Auditing Services Market Revenue Share (%), By Type, 2025 and 2034

Figure 3: Global Auditing Services Market Revenue Share (%), By Service, 2025 and 2034

Figure 4: Global Auditing Services Market Revenue Share (%), By End User, 2025 and 2034

Figure 5: Global Auditing Services Market Revenue Share (%), By Region, 2025 and 2034

Figure 6: North America Auditing Services Market Revenue Share (%), 2025 and 2034

Figure 7: North America Auditing Services Market Revenue Share (%), By Type, 2025 and 2034

Figure 8: North America Auditing Services Market Revenue Share (%), By Service, 2025 and 2034

Figure 9: North America Auditing Services Market Revenue Share (%), By End User, 2025 and 2034

Figure 10: North America Auditing Services Market Revenue Share (%), By Country, 2025 and 2034

Figure 11: Europe Auditing Services Market Revenue Share (%), 2025 and 2034

Figure 12: Europe Auditing Services Market Revenue Share (%), By Type, 2025 and 2034

Figure 13: Europe Auditing Services Market Revenue Share (%), By Service, 2025 and 2034

Figure 14: Europe Auditing Services Market Revenue Share (%), By End User, 2025 and 2034

Figure 15: Europe Auditing Services Market Revenue Share (%), By Country, 2025 and 2034

Figure 16: Asia Pacific Auditing Services Market Revenue Share (%), 2025 and 2034

Figure 17: Asia Pacific Auditing Services Market Revenue Share (%), By Type, 2025 and 2034

Figure 18: Asia Pacific Auditing Services Market Revenue Share (%), By Service, 2025 and 2034

Figure 19: Asia Pacific Auditing Services Market Revenue Share (%), By End User, 2025 and 2034

Figure 20: Asia Pacific Auditing Services Market Revenue Share (%), By Country, 2025 and 2034

Figure 21: South America Auditing Services Market Revenue Share (%), 2025 and 2034

Figure 22: South America Auditing Services Market Revenue Share (%), By Type, 2025 and 2034

Figure 23: South America Auditing Services Market Revenue Share (%), By Service, 2025 and 2034

Figure 24: South America Auditing Services Market Revenue Share (%), By End User, 2025 and 2034

Figure 25: South America Auditing Services Market Revenue Share (%), By Country, 2025 and 2034

Figure 26: Middle East & Africa Auditing Services Market Revenue Share (%), 2025 and 2034

Figure 27: Middle East & Africa Auditing Services Market Revenue Share (%), By Type, 2025 and 2034

Figure 28: Middle East & Africa Auditing Services Market Revenue Share (%), By Service, 2025 and 2034

Figure 29: Middle East & Africa Auditing Services Market Revenue Share (%), By End User, 2025 and 2034

Figure 30: Middle East & Africa Auditing Services Market Revenue Share (%), By Country, 2025 and 2034

Figure 31: Global Auditing Services Key Players' Market Share/Ranking (%), 2025

Table 1: Global Auditing Services Market Size Estimates and Forecasts, 2021 – 2034

Table 2: Global Auditing Services Market Size Estimates and Forecasts, By Type, 2021 – 2034

Table 3: Global Auditing Services Market Size Estimates and Forecasts, By Service, 2021 – 2034

Table 4: Global Auditing Services Market Size Estimates and Forecasts, By End User, 2021 – 2034

Table 5: Global Auditing Services Market Size Estimates and Forecasts, By Region, 2021 – 2034

Table 6: North America Auditing Services Market Size Estimates and Forecasts, 2021 – 2034

Table 7: North America Auditing Services Market Size Estimates and Forecasts, By Type, 2021 – 2034

Table 8: North America Auditing Services Market Size Estimates and Forecasts, By Service, 2021 – 2034

Table 9: North America Auditing Services Market Size Estimates and Forecasts, By End User, 2021 – 2034

Table 10: North America Auditing Services Market Size Estimates and Forecasts, By Country, 2021 – 2034

Table 11: U.S. Auditing Services Market Size Estimates and Forecasts, By Type, 2021 – 2034

Table 12: Canada Auditing Services Market Size Estimates and Forecasts, By Type, 2021 – 2034

Table 13: Mexico Auditing Services Market Size Estimates and Forecasts, By Type, 2021 – 2034

Table 14: Europe Auditing Services Market Size Estimates and Forecasts, 2021 – 2034

Table 15: Europe Auditing Services Market Size Estimates and Forecasts, By Type, 2021 – 2034

Table 16: Europe Auditing Services Market Size Estimates and Forecasts, By Service, 2021 – 2034

Table 17: Europe Auditing Services Market Size Estimates and Forecasts, By End User, 2021 – 2034

Table 18: Europe Auditing Services Market Size Estimates and Forecasts, By Country, 2021 – 2034

Table 19: Germany Auditing Services Market Size Estimates and Forecasts, By Type, 2021 – 2034

Table 20: France Auditing Services Market Size Estimates and Forecasts, By Type, 2021 – 2034

Table 21: Italy Auditing Services Market Size Estimates and Forecasts, By Type, 2021 – 2034

Table 22: United Kingdom Auditing Services Market Size Estimates and Forecasts, By Type, 2021 – 2034

Table 23: Asia Pacific Auditing Services Market Size Estimates and Forecasts, 2021 – 2034

Table 24: Asia Pacific Auditing Services Market Size Estimates and Forecasts, By Type, 2021 – 2034

Table 25: Asia Pacific Auditing Services Market Size Estimates and Forecasts, By Service, 2021 – 2034

Table 26: Asia Pacific Auditing Services Market Size Estimates and Forecasts, By End User, 2021 – 2034

Table 27: Asia Pacific Auditing Services Market Size Estimates and Forecasts, By Country, 2021 – 2034

Table 28: China Auditing Services Market Size Estimates and Forecasts, By Type, 2021 – 2034

Table 29: Japan Auditing Services Market Size Estimates and Forecasts, By Type, 2021 – 2034

Table 30: India Auditing Services Market Size Estimates and Forecasts, By Type, 2021 – 2034

Table 31: South Korea Auditing Services Market Size Estimates and Forecasts, By Type, 2021 – 2034

Table 32: South America Auditing Services Market Size Estimates and Forecasts, 2021 – 2034

Table 33: South America Auditing Services Market Size Estimates and Forecasts, By Type, 2021 – 2034

Table 34: South America Auditing Services Market Size Estimates and Forecasts, By Service, 2021 – 2034

Table 35: South America Auditing Services Market Size Estimates and Forecasts, By End User, 2021 – 2034

Table 36: South America Auditing Services Market Size Estimates and Forecasts, By Country, 2021 – 2034

Table 37: Brazil Auditing Services Market Size Estimates and Forecasts, By Type, 2021 – 2034

Table 38: Argentina Auditing Services Market Size Estimates and Forecasts, By Type, 2021 – 2034

Table 39: Middle East & Africa Auditing Services Market Size Estimates and Forecasts, 2021 – 2034

Table 40: Middle East & Africa Auditing Services Market Size Estimates and Forecasts, By Type, 2021 – 2034

Table 41: Middle East & Africa Auditing Services Market Size Estimates and Forecasts, By Service, 2021 – 2034

Table 42: Middle East & Africa Auditing Services Market Size Estimates and Forecasts, By End User, 2021 – 2034

Table 43: Middle East & Africa Auditing Services Market Size Estimates and Forecasts, By Country, 2021 – 2034

Table 44: GCC Auditing Services Market Size Estimates and Forecasts, By Type, 2021 – 2034

Table 45: South Africa Auditing Services Market Size Estimates and Forecasts, By Type, 2021 – 2034

Auditing Services Market
  • 2021-2034
  • 2025
  • 2021-2024
  • 140
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