About Rayyan

Rayyan Systems Inc. is a leading provider of collaboration and research tools that power the global research community in pursuit of accelerated scientific discovery.

Systematic Review AI tools

Our Team

Robert Ayan

CEO
Bob is relentlessly focused on delivering exceptional solutions for our customers and other stakeholders.

Marc Keylard

VP, Global Partnerships
Marc helps our partners around the world accelerate research using Rayyan solutions.

Hossam Hammady

VP, Engineering
Hossam is the chief architect of Rayyan and he leads our development team.

Amin Shanaa

Head of Product
Amin leads our product development organization. He helps ensure Rayyan continues to bring the best solutions to market.

Greg Moeller

Advisor
Greg is responsible for ensuring that Rayyan delivers on its promises to all of its stakeholders.

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Accelerate Your Research

Researchers report cutting the time spent on systematic literature review by 50% or more using Rayyan.