COMPANY INFO
Abnormal Security Corporation, founded in 2018 by Evan Reiser and Sanjay Jeyakumar, is a cybersecurity company specializing in AI-powered email security to protect enterprises from targeted email attacks such as phishing and business email compromise. The company, headquartered in Las Vegas, Nevada, employs around 600 to 1,000 people and is trusted by over 3,000 organizations to safeguard their communications with a highly developed AI platform that autonomously detects and blocks sophisticated threats. Their website is https://abnormal.ai and they operate primarily in the computer and network security industry.
Abnormal Security Corporation is a leading cybersecurity company leveraging AI-powered behavioral profiling to protect enterprise email systems from advanced threats such as phishing and business email compromise. Founded in 2018, the company’s cutting-edge platform is trusted by thousands of organizations worldwide to proactively detect and block sophisticated attacks.
The Abnormal Security Corporation management team is composed of industry veterans and subject matter experts with deep backgrounds in cybersecurity, AI, enterprise SaaS, and high-growth startups. The company’s executives bring together expertise in technology, product development, revenue generation, strategy, finance, and people management, collectively driving Abnormal Security Corporation’s rapid rise and reputation for innovation.
As CEO and Co-Founder, Evan Reiser leads Abnormal Security Corporation’s strategic vision, product innovation, and overall growth trajectory. Evan Reiser has driven the company from inception to a multi-billion dollar valuation through the successful development of its AI-native security platform, securing major enterprise clients and overseeing several key funding rounds, including a $250M Series D. His leadership has solidified Abnormal Security Corporation’s brand as a global leader in AI-driven email security and strengthened its relationships with premier venture investors.
Evan’s expertise spans over a decade in applied machine learning and product management. Prior to co-founding Abnormal Security Corporation, he led critical product and ML teams at Twitter and was instrumental in building and exiting successful ventures such as Bloomspot (acquired by JPMorgan Chase) and AdStack (acquired by TellApart). He began his career in R&D at Eastman Kodak with a focus on ML for intelligence applications, and holds a BS in Computer Systems Engineering from Rensselaer Polytechnic Institute.
As CTO and Head of R&D, Sanjay Jeyakumar architects and leads the development of Abnormal Security Corporation’s AI and data processing platforms. Sanjay Jeyakumar built the engineering organization and technical infrastructure that powers the company’s core threat detection capabilities, ensuring continuous innovation and operational scalability.
Sanjay brings 17+ years of engineering leadership experience. He was previously a systems architect at Twitter, a founding engineer at TellApart (acquired by Twitter for over $500M), and a senior software engineer at Google, specializing in next-generation Search and Android launches. Sanjay holds a BS in Electrical Engineering and Computer Science from UC Berkeley and an MS in Computer Science from Stanford University.
Michael DeCesare serves as President and leads all go-to-market operations at Abnormal Security Corporation, encompassing sales, marketing, customer success, and global strategic alliances. He has scaled commercial operations internationally, resulting in accelerated revenue growth and the formation of key strategic partnerships that have fueled the company’s rapid expansion and customer adoption.
Michael is a highly experienced cybersecurity executive, formerly CEO and President of Exabeam and Forescout Technologies, with the latter going public in 2017. His background includes pivotal leadership roles as President and SVP of Worldwide Sales and Operations at McAfee and senior sales positions at Documentum, EMC, and Oracle. Michael holds a BA in Communications from Villanova University.
Jeff True leads all legal, compliance, and policy operations for Abnormal Security Corporation. He has built a robust legal framework that supports the company’s hypergrowth, directed complex transactions and regulatory navigation, and led legal efforts around major funding and partnership agreements.
With more than 25 years of experience, Jeff has held General Counsel roles at Zoom Video Communications—where he guided the legal team through exponential growth—and Palo Alto Networks, leading that company through its IPO and a dramatic revenue climb. He has also held leadership roles at 2Wire and Informatica. Jeff holds a BA from UCLA and a JD from Santa Clara University School of Law.
As CFO, Lisa Banks oversees Abnormal Security Corporation’s finance organization, including accounting, FP&A, and investor relations. Lisa has played a fundamental role in optimizing financial operations and capital strategy, strengthening the company’s financial position and readiness for a future public offering.
Lisa has over two decades of financial leadership experience in the tech sector, including serving as CFO at SpotOn and Senior Vice President at ServiceNow. Earlier in her career, she held finance positions at Cisco, MarketWatch, and Ernst & Young, and presently serves on the Board and Audit Committee at Dialpad, Inc. She is a CPA and holds a degree from Santa Clara University.
Maya Marcus leads people operations and talent strategy for Abnormal Security Corporation. She has successfully scaled the company’s workforce, driving structured recruiting programs, talent development, and diversity initiatives that have fostered a high-performance culture and improved employee engagement and retention during periods of rapid scaling.
Maya’s experience spans 15 years in HR leadership with key roles at Salesforce, where she directed talent acquisition, and at Google, where she led global recruiting. She holds an MBA from Stanford University and a BA in Psychology from UC Berkeley.
As CRO, Kevin Moore is responsible for aligning global sales, marketing, and customer success to drive revenue growth. Kevin developed and implemented a structured go-to-market playbook, expanded channel partnerships, and improved customer acquisition, resulting in consistent year-over-year revenue increases for Abnormal Security Corporation.
Kevin brings 18 years of leadership in revenue generation, including roles as SVP of Worldwide Sales at Proofpoint and VP of Sales at FireEye. He holds a BA in Business Administration from University of Virginia.
Georges Arnaout directs the customer success organization, focused on ensuring high levels of customer satisfaction, retention, and account expansion. He has implemented strategic account management and customer health metrics that have reduced churn and boosted upsell opportunities at Abnormal Security Corporation.
Georges has over 12 years' experience in customer success, including senior roles at Palo Alto Networks and as a program leader for EMEA customer initiatives at Splunk. He holds an MS in Information Systems from Northeastern University.
Pedro Abreu leads go-to-market operations for Abnormal Security Corporation, driving cross-functional alignment and optimizing processes across sales, marketing, and finance. Pedro implemented scalable systems and data-driven strategies for demand generation and sales enablement, increasing operational efficiency companywide.
Pedro’s experience includes 15 years managing GTM operations, previously as VP of Revenue Operations at Okta and in strategy and planning roles at Salesforce. He holds an MBA from University of Chicago Booth School of Business and a BS in Economics from University of Lisbon.
As VP of Revenue Marketing, Ryan Patel-Francis designs and executes integrated marketing programs that drive qualified pipeline and revenue for Abnormal Security Corporation. Ryan introduced account-based marketing strategies that improved lead quality and conversion rates and elevated the impact of digital and demand generation campaigns.
Ryan has a decade of marketing leadership experience, previously serving as Director of Demand Generation at Mimecast and Head of Digital Marketing at Zscaler. He holds a BA in Marketing from University of Texas at Austin.
The Abnormal Security Corporation leadership team brings together top talent in cybersecurity, AI, technology, finance, and business operations. With a proven track record of success at high-growth public and private technology companies, the Abnormal Security Corporation executives foster a culture of innovation, customer focus, and operational excellence. The company’s founders and leadership team are dedicated to continuous improvement and protecting the communications of global enterprises.
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