What are the top global AI consulting firms in 2025?
Recent 2025 rankings consistently show a mix of big-three strategy firms, Big Four, and large IT services players at the top for AI and GenAI consulting. Strategy Firms include McKinsey (QuantumBlack), BCG (BCG X), and Bain — strong in AI strategy, operating models, and large-scale transformation. Big Four firms include Accenture, Deloitte, EY, PwC, and KPMG — emphasizing enterprise-wide AI programs, governance, and industry-specific solutions. IT & Engineering Leaders include IBM Consulting, Infosys, Wipro, and Cognizant — known for scalable engineering, platform integration, and managed AI services. High-Growth Specialists include Addepto, Miquido, BotsCrew, GrapeUp, and Binariks — frequently highlighted for combining consulting with hands-on product and ML development.