Rimini Street Expands C-Suite Leadership for Growth with Appointment of Two Proven Industry Veterans as Chief Operating Officer and Chief Delivery Officer
Rimini Street, Inc. (Nasdaq: RMNI) appointed Keith Costello as EVP and Chief Operating Officer and Alexander Guasch as EVP and Chief Delivery Officer. The COO will oversee product strategy and professional services sales, while the CDO will lead end-to-end global delivery. The company said the changes support its revenue growth and profitability plans.
How this was made

The 30-second read
Why it matters
The appointment expands C-suite operational ownership: Costello takes product strategy and professional services sales, while Guasch takes end-to-end product and service delivery quality and client outcomes.
Market read
This is a company-specific leadership change that may support an execution narrative, but it does not introduce new financial guidance or deal catalysts.
What to watch
The article does not disclose whether these roles come with new budgets, incentives, or near-term targets, so traders may wait for subsequent operational metrics or financial updates.
Background
Rimini Street is a third-party support and managed services provider for Oracle, SAP, and VMware, and it is positioning around agentic AI ERP solutions.
Ticker impact
Rimini Street appointed Keith Costello as COO and Alexander Guasch as CDO, shifting ownership of operations and end-to-end delivery worldwide.
Likely modest, short-lived reaction unless investors connect the hires to a near-term margin or growth inflection.
This is a company-specific executive appointment with clear role scope (product strategy, professional services sales, delivery), but it lacks new guidance, contract wins, or quantified financial commitments.
Market effects
Could modestly improve sentiment toward third-party enterprise support and managed services providers if investors view delivery scaling as a competitive advantage.
No specific regional demand or regulatory angle disclosed.
Mentions global 24/7 delivery and worldwide responsibility, but no new international contract or expansion milestone is provided.
Counterpoint
Executive hires can be largely organizational reshuffling; without new guidance or contract momentum, the market may treat it as noise.
Key entities
- public_companyRimini Street, Inc.
Nasdaq-listed provider of enterprise software support, managed services, and agentic AI ERP solutions.
- executiveKeith Costello
Appointed EVP and Chief Operating Officer, taking over global business operations and professional services sales.
- executiveAlexander Guasch
Appointed EVP and Chief Delivery Officer, responsible for worldwide development and delivery of products and services.
- executiveSeth Ravin
CEO who said the hires bring execution discipline to scale operations and support growth.



