Mr. Gaertner leads A&M’s Digital & Technology Services practice for Southeast Asia and Australia, focusing on driving digital transformation and technology strategy across the region.

Mr. Gaertner brings more than 25 years of experience in AI, technology strategy, and large-scale digital transformation projects across multiple industries, including banking, telecommunications, mining, and retail. He has served over 50 clients globally, including 16 S&P/ASX 200 companies, and delivered multibillion-dollar transformations across various sectors.

Mr. Gartner’s notable client engagements include leading the integration support of one of Australia’s largest banking mergers, executing many large-scale technology transformations for clients across industries and geographies, and spearheading generative AI initiatives for a major Australian retailer and an insurance company to significantly enhance operational efficiency. He has developed technology sourcing strategies, redesigned operating models (including digital factories), and established centralized service delivery models (similar to global business services organizations) across Asia. He also led zero-based design exercises for a government broadband network to streamline complex engineering processes.

Prior to joining A&M, Mr. Gaertner spent 16 years with McKinsey & Company, where he was a leader in its Technology practice (McKinsey Digital), working with CEOs and chief information officers to align technology with business value. Earlier in his career, he worked with Morgan Stanley, Fujitsu Labs in Silicon Valley, and a research institute in Spain, contributing to cutting-edge AI and technology projects.

Mr. Gaertner earned a master’s degree and a PhD in artificial intelligence from Imperial College London, where his research focused on AI and multi-agent systems. He has authored several academic papers on agentic AI, a field that has since gained significant relevance. Passionate about leveraging technology to deliver tangible business outcomes, Mr. Gaertner is a frequent contributor to discussions on AI and digital transformation.