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’s top-ranking sales leader, Judson Althoff, has been promoted to a bigger role as CEO of the company’s commercial business.

Satya Nadella, Microsoft’s CEO, wrote in a memo on Wednesday that marketing and operations will move under Althoff’s organization. Most of Microsoft’s revenue comes from commercial offerings such as productivity software subscriptions and cloud-based Nvidia

chips for running artificial intelligence models.

“Our success depends on enabling commercial and public sector customers and partners to combine their human capital with new AI capabilities to change the frontier of how they operate,” Nadella wrote in the email. “To accelerate this, we will increasingly need to bring together sales, marketing, operations, and engineering to drive growth and strengthen our position as the partner of choice for AI transformation.”