Sia is a global management consulting firm founded in 1999, with approximately 3,000 consultants operating across 48 offices in 19 countries. The firm serves around 1,000 blue-chip and big-tech clients. It describes itself as "born digital" and positions its approach as "Consulting 4.0," focusing on helping organizations navigate technological and digital transformation.
The firm's technical domains include Data Science, Artificial Intelligence, and Experience Design. It has developed several specialized divisions and products, including Heka, its AI solutions arm; SiaXperience, its experience design division; Sia/LBG, which provides specialized life sciences consulting; and Uside, a leadership coaching offering. Sia's industry vertical work includes the life sciences sector.
Sia originated in France and maintains a global footprint. The firm identifies as "purpose-driven" and runs a "Consulting for Good" initiative that integrates corporate social responsibility across climate, social responsibility, and ethics.






