Klemensas Mecejus is the Executive Director and Head of AI Advisory at AI71, where he leads applied AI strategy and deployment across government, construction, defense, telecom, and regulated enterprise sectors. He is a former Partner at McKinsey & Company / QuantumBlack and has advised boards, CEOs, ministries, and sovereign entities on AI governance, digital transformation, operating models, and enterprise value creation. He has worked with more than 10 GCC ministries and sovereign entities, more than 70 global technology, media, and telecommunications (TMT) clients across more than 30 countries, and has educated more than 1,000 executives on AI governance, model risk, and enterprise AI adoption.