Legit Security Announces Leadership Promotions in Operations, Customer Success and Sales
Legit Security, a global leader in AI-native application security posture management (ASPM) and security for AI-led application development, today announced the promotions of co-founder Lior Barak as Chief Operating Officer, Harel Gradus as Head of Customer Success and John Tierney (JT) as Vice President of Sales.
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These strategic appointments will propel Legit Security’s operational goals, maximize customer value and further the company’s mission to bring AppSec clarity, speed and scalability to more organizations as development teams embrace vibe coding, AI code assistants and other AI-first development techniques.
Lior Barak, Co-Founder and Chief Operating Officer (COO)
A co-founder of Legit Security, Barak will assume the role of COO after leading the product and engineering team as chief product and engineering officer. Barak previously held engineering leadership positions at BrightSource and Checkmarx, where he was on the founding team of CxSCA.
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Harel Gradus, Head of Customer Success
Gradus brings years of experience leading customer success teams and delivering field service management solutions. Gradus most recently served as the director of account management at Legit; he previously held the position of vice president of customer success at OverIT prior to joining Legit Security.
John Tierney, Vice President of Sales
Tierney is a seasoned technologist with over 25 years of experience advising Fortune 100 organizations on technology and cybersecurity strategies. He was previously vice president of sales engineering and field chief technology officer at Legit. Before joining the company, Tierney held key leadership roles at F5, Microsoft and Palo Alto Networks.
“Lior, Harel and JT are incredibly valued members of our team, and they each carry a wealth of industry knowledge that will fuel our growth,” says Roni Fuchs, co-founder and CEO at Legit. “In their new roles, they will continue empowering our team to deliver the very best capabilities and support to our customers, further expand our sales pipeline and maintain our position as a trusted leader in the industry.”
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