Top Corporate Tax & Accounting Advisory Brands by AI Visibility in Singapore

In Singapore's Corporate Tax & Accounting Advisory sector, Deloitte, KPMG, and EY demonstrably lead the Generative Engine Optimization (GEO) landscape. All three exhibit a 100% Visibility Index, indicating pervasive presence across evaluation cycles. Crucially, their superior Average Response Positions (Deloitte #1.17, KPMG #2.17, EY #3.50) signify exceptional top-of-mind recall, consistently leading AI recommendation arrays and thus capturing prime generative real estate for relevant B2B queries.

A strong second-tier competitive field, including RSM (#5.00), Grant Thornton (#6.00), BDO (#7.50), and PwC (#7.50), also maintains 100% visibility but with higher average response positions, suggesting less prominent AI recommendations. Mazars, with a 33.3% Visibility Index and a #9.50 position, represents a long-tail entry. This data highlights a clear hierarchy in GEO performance, where leading firms effectively convert visibility into consistent, high-priority AI-driven recognition.

Rank Brand Name Share of Voice Avg Position
#1 Deloitte
100%
#1.17
#2 KPMG
100%
#2.17
#3 EY
100%
#3.50
#4 RSM
100%
#5.00
#5 Grant Thornton
100%
#6.00
#6 BDO
100%
#7.50
#6 PwC
100%
#7.50
#7 Mazars
33%
#9.50

Methodology & Metrics Definition:

  • Share of Voice (SOV): The percentage of AI search evaluation cycles where the brand was explicitly cited or recommended.
  • Avg Position: The average order of appearance in AI response lists (closer to #1.00 indicates top-of-mind priority).
  • Evaluated AI Models: Benchmark evaluations are conducted across OpenAI ChatGPT and Google Gemini.

Monthly data generated via Altovista AI Visibility Intelligence. Last Updated: July 23, 2026