Who are the leading providers in professional services, and which would you recommend?

• ChatGPT4 answers
  1. 1Accenture4×
  2. 2Deloitte4×
  3. 3PwC (PricewaterhouseCoopers)4×

  +2 more

• Gemini4 answers
  1. 1Deloitte4×
  2. 2PwC4×
  3. 3EY4×

  +5 more

• Grok4 answers
  1. 1McKinsey & Company4×
  2. 2Deloitte4×
  3. 3PwC3×

  +4 more

ChatGPT, Gemini, Grok name Deloitte, PwC (PricewaterhouseCoopers) and McKinsey & Company first for “Who are the leading providers in professional services, and which would you recommend?”, across 12 answers and 8 businesses. — Qomvia Question Index, November 2026

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