Sia

Sia is a global management consulting firm founded in 1999 in Paris, specializing in strategy, management consulting, and artificial intelligence to facilitate digital and organizational transformation. With a team of approximately 3,000 consultants across 48 offices in 19 countries, Sia serves over 1,000 clients, including many Fortune 500 companies. The firm rebranded from Sia Partners to Sia in January 2025, reflecting its commitment to being "born digital, augmented by data, and enhanced by creativity." Sia offers a wide range of consulting services that combine traditional strategic advice with AI-driven methodologies. Key areas include strategy and corporate planning, management and transformation, and artificial intelligence and data science. The firm also emphasizes "Consulting for Good," integrating corporate social responsibility solutions to promote sustainable transformation. Sia maintains independence from software providers and audit firms, ensuring unbiased advisory services across various sectors, including financial services, healthcare, technology, energy, and government.