Rimini Street, Inc. (Nasdaq: RMNI), the Software Support and Agentic AI ERP Company™ and the leading third-party support provider for Oracle, SAP and VMware software, today announced the appointment of Keith Costello as chief operating officer (COO) and Alexander Guasch as chief delivery officer (CDO).

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New COO Brings Proven Experience Scaling Organizations for Growth

Keith Costello brings decades of experience building and scaling global enterprise software and services organizations, including leading teams of tens of thousands and managing businesses generating billions of dollars in revenue. He previously served as president, enterprise applications, technology, consulting and engineering services at DXC Technology and general manager for IBM’s global SAP business unit. Earlier, he completed eight years at SAP in various senior leadership roles, including executive vice president and general manager of business analytics and technology solutions, senior vice president of global field services and chief customer officer.

As COO, Costello will own product strategy, determining what products, services and solutions Rimini Street will bring to market. He will also own the professional services sales function and other global business operations, which he will take over from Rimini Street president and CEO Seth Ravin.