Following a period of strong post‑pandemic expansion, the Big Four and leading strategy consulting firms are entering a phase of growth normalization marked by revenue convergence, selective hiring, organizational realignment, and increased focus on productivity and technology‑enabled delivery. Firms are prioritizing consulting‑led growth, strengthening leadership and governance structures, and expanding alliances particularly around AI, cloud, and digital platforms to support scalable and repeatable client outcomes.
This report examines key business trends across the Big Four and strategy consulting firms over the period analyzed, with a focus on revenue performance, service‑line and regional shifts, talent and leadership developments, and partnership activity. It also reviews changes in productivity metrics and highlights the growing role of AI‑related capabilities and ecosystem partnerships in shaping firm strategies and operating models.
This report analyzes the Big Four – Deloitte, EY, KPMG, and PwC, and Strategy Consulting firms – McKinsey & Company, Bain and Company, and Boston Consulting Group.
Our evaluation of service providers is based on secondary research input, public disclosures, and Avasant’s ongoing market interactions. The assessment encapsulates the business trends, leadership movements, and strategic partnerships for the featured providers.
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