Reference
·Supporting source
Thailand professional consultant headcount (2020-2024)
~6,800 consultants (2024)
Thailand-based professional management-consulting staff headcount reached approximately 6,800 in 2024, up from roughly 4,500 in 2020 per LinkedIn employee tracking, Big-4 Thailand sustainability reports, and industry interviews. The Big-4 firms alone account for roughly 4,200 of that count across advisory plus technology consulting practices. McKinsey, BCG, and Bain combined run ~450-550 in Bangkok. Accenture Thailand consulting headcount is ~750. Mid-tier and boutiques add ~600. Local firms (Bluebik Group SET:BBIK, Sasin Consulting, TRIS) contribute the balance. Attrition has been elevated at 18-22% annually since 2022 on competing tech-sector demand.
Figure in context
Thailand-based professional management-consulting staff headcount reached approximately 6,800 in 2024, up from roughly 4,500 in 2020 per LinkedIn employee tracking, Big-4 Thailand sustainability reports, and industry interviews. The Big-4 firms alone account for roughly 4,200 of that count across advisory plus technology consulting practices. McKinsey, BCG, and Bain combined run ~450-550 in Bangkok. Accenture Thailand consulting headcount is ~750. Mid-tier and boutiques add ~600. Local firms (Bluebik Group SET:BBIK, Sasin Consulting, TRIS) contribute the balance. Attrition has been elevated at 18-22% annually since 2022 on competing tech-sector demand.
Interpretation notes
What this tells you
Thailand-based professional management-consulting staff headcount reached approximately 6,800 in 2024, up from roughly 4,500 in 2020 per LinkedIn employee tracking, Big-4 Thailand sustainability reports, and industry interviews. The Big-4 firms alone account for roughly 4,200 of that count across advisory plus technology consulting practices. McKinsey, BCG, and Bain combined run ~450-550 in Bangkok. Accenture Thailand consulting headcount is ~750. Mid-tier and boutiques add ~600. Local firms (Bluebik Group SET:BBIK, Sasin Consulting, TRIS) contribute the balance. Attrition has been elevated at 18-22% annually since 2022 on competing tech-sector demand.
What not to do with it
Values in thousand consultants (analyst through partner). Excludes back-office, KGS (Knowledge Global Service) shared-services seats, and pure-play IT-implementation staff.
Related figures
Adjacent numbers that add context without drowning the value.
Thailand management consulting market size (2020-2025)
Source Global Research, Statista Thailand management consulting, IDC Asia-Pacific services tracker, industry interviews
Thailand consulting market share by firm tier
Source Global Research, Vault Thailand consulting guide, LinkedIn employee tracking, industry interviews
Thailand consulting practice area mix
Source Global Research, industry interviews, Big-4 Thailand sustainability disclosures, McKinsey/BCG/Bain Thailand recruitment data
Thailand consulting average billing rate per day
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LSEG Workspace, Mergermarket Asia M&A monthly, Big-4 Thailand transaction-services disclosures, industry interviews
DEPA Thailand digital industry growth rate
Digital Economy Promotion Agency, Ministry of Digital Economy and Society, IDC Asia-Pacific spending tracker
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