Leading AI Strategies: Deloitte and EY Identified as Top Providers for Long-term AI Success by IDC’s 2025 MarketScape Assessment

In the pursuit of extensive AI integration beyond experimental phases, organizations face escalating challenges that necessitate advanced strategies for sustainable AI success. As the race for AI dominance intensifies, certain companies’ tactics are proving effective.

To uncover the most successful AI strategies, IDC MarketScape research—conducted by technology market intelligence firm IDC—evaluated 20 vendors based on criteria including written submissions, vendor briefings, and customer feedback surveys.

Among these vendors, Deloitte and EY stand out as leaders in IDC’s 2025 MarketScape assessment of global AI services providers.