Team of Motivated “Learn-it-alls”
Meet the Team
We are a mix of US Special Operations, US National Security, and cybersecurity industry veterans. Our mission is to “turn the map around” – using the attacker’s perspective to help enterprises prioritize defensive efforts.
Founded in 2019, Horizon3.ai is headquartered in San Francisco, CA, and 100% made in the USA.
Our Vision
The future of cyber warfare will run at machine speed – algorithm vs. algorithm – with humans by exception.
Join the Team
If you want to be part of a kick-ass organization hell bent on disrupting an industry and keeping attackers at bay, let’s talk…
Horizon3.ai Leadership

Snehal Antani
Co-Founder, CEO
Snehal Antani is the Co-Founder and CEO of Horizon3.ai, where he leads the company’s mission to empower organizations to proactively defend their infrastructure through autonomous security solutions. With a unique blend of entrepreneurial, public sector, and enterprise leadership experience, Snehal previously served as CTO of JSOC, CTO at Splunk, and CIO at GE Capital.
An industry-recognized technologist and innovation advocate, Snehal holds 18 U.S. patents in data processing, cloud computing, and virtualization. He is a sought-after keynote speaker and a prolific writer on topics including leadership, digital transformation, cybersecurity, and cloud architecture.
Matthew Hartley
Chief Revenue Officer
Matt Hartley is the Chief Revenue Officer at Horizon3.ai, where he oversees global go-to-market strategy, revenue growth, and customer success. With more than two decades of experience building and scaling high-performing teams, Matt has a proven track record of delivering revenue predictability and operational excellence across sales, marketing, and customer engagement.
Prior to Horizon3.ai, Matt held CRO roles at HYPR (a leader in phishing-resistant authentication) and iboss (a pioneer in SASE/SSE). He also served as Vice President of Americas Sales at Forescout, where he built and expanded the U.S. Federal business. Earlier in his career, Matt held senior sales leadership roles at Optio Labs, MobileIron, and other innovative technology companies.


Holly Grey
Chief Financial Officer
Holly Grey is the Chief Financial Officer at Horizon3.ai, where she oversees the financial systems and operations to support scale, growth and collaboration. Holly has over 30 years of experience and has helped companies navigate mergers and acquisitions, IPO’s and build-out of teams and operations that have supported triple digit growth. Holly has held senior roles at Exabeam, Forescout Technologies, Accuray and Aspect Software.
Driven by a passion for excellence, Holly values continuous improvement, innovation, and proactive problem-solving. She is deeply committed to helping organizations achieve their strategic goals while fostering a culture of growth and integrity. Holly holds a B.A. from Boston College.
Driven by a passion for excellence, Holly values continuous improvement, innovation, and proactive problem-solving. She is deeply committed to helping organizations achieve their strategic goals while fostering a culture of growth and integrity. Holly holds a B.A. from Boston College.
Jill Passalacqua
Chief Legal Officer
Jill Passalacqua is the Chief Legal Officer at Horizon3.ai, where she scales legal strategy to support innovation and enterprise growth. With decades of experience guiding companies from startup to IPO and acquisition, she’s held executive legal roles at JumpCloud, Harness, Avi Networks (acquired by VMware), FireEye, and NetApp. Jill is known for aligning legal operations with business goals, enabling global expansion, and leading high-performing teams. She also serves on the board of the Palisades Tahoe Community Foundation. Jill holds a B.A. from UCLA and a J.D. from Santa Clara University.


Torie Runzel
Vice President of People
Torie Runzel is the Vice President of People at Horizon3.ai, where she leads talent strategy and corporate operations to ensure the organization scales with speed, alignment, and impact. She brings 15 years of experience growing technology companies across cybersecurity, fintech, logistics, and proptech, with a focus on performance-driven, values-aligned cultures.
Before joining Horizon3.ai in 2023, Torie served as VP of People at Divvy Homes and previously held leadership roles at Bolt Financial and CoLane Logistics. She has successfully built and led people operations, organizational development, compensation, DEI initiatives, and strategic planning functions. A former founder and startup operator, Torie is known for designing scalable systems, driving business outcomes, and enabling cross-functional leadership at high-growth startups.
Erick Dean
Vice President of Product
Erick Dean is the Vice President of Product Management at Horizon3.ai, where he directs product strategy, execution, and market alignment for the company’s autonomous security platform. A seasoned product leader with over 20 years of experience, Erick brings deep expertise in enterprise software, cybersecurity, and AI-powered automation.
Before joining Horizon3.ai in 2024, Erick led AIOps product initiatives at PagerDuty. He also held product leadership roles at Samsara, Splunk, and C3.ai, delivering SaaS and machine learning solutions that drove operational efficiency and revenue growth. Erick is the author of six patents in machine learning and analytics, and his background includes engineering and consulting roles at McKinsey, ON Semiconductor, and National Instruments. He excels at bridging customer needs, product innovation, and go-to-market execution.


Chris Corbett
Head of EngineeringChris Corbett is an engineering executive and former NASA scientist with a background in computational astrophysics, cybersecurity, and AI. Currently Head of Engineering at Horizon3.ai, she’s led teams at Planet, JPL, and was the co-developer of the Signal iOS app for encrypted communications. Her work spans space missions, secure communications, and applied machine learning. Chris holds a Ph.D. in Computational Physics from the University of Zurich and a dual B.S. in Computer Science & Engineering and Physics from MIT.

Ellen Sundra
Vice President of Customers

Keith Poyser
Vice President of EMEA

Drew Mullen
Vice President of Revenue Operations

Ann Miller
Senior Director of Marketing

Marc Inderhees
Vice President of Channel and Alliances
The Board

Snehal Antani


Ilya Kirnos

Nicholas Warner
Former President
SentinelOne

Michael Robinson

Lila Tretikov
Founding Team

Snehal Antani
Co-Founder, CEO

Anthony Pillitiere
Head of Community Engagement

Naveen Sunkavally
Distinguished Engineer

Rob Alderman
Chief Data Architect

Alper Gokcehan
Senior Engineering Manager - Front End

John Bass
Chief Infrastructure and Platform Architect

Travis Fahlgren
Senior Offensive Security Expert

Kainen Buch
Cyber Range Chief Architect

Zach Hanley
Exploit Developer

Noah King
Sr. Security Researcher and Developer
Contact Horizon3.ai
Horizon3.ai’s mission is to help you find and fix attack vectors before attackers can exploit them. Contact us now for a quote or if you have any questions.