We are OP[4]

Founded in 2022, OP[4], named for the opposing force that simulates an enemy in military training, is a pioneer in automated firmware security. The company, headquartered in Chantilly, Virginia, was built on groundbreaking cybersecurity technology created through DARPA for U.S. national security.

Meet the OP[4] team

We serve the aerospace and defense, consumer and industrial Internet-of-Things, medical equipment, and telecommunications industries.

CEO & Co-Founder

Irby Thompson

Irby, co-founder and CEO of OP[4], is a recognized leader in cybersecurity with an impressive track record in spearheading successful startups. His blend of business expertise and passion for cybersecurity catalyzes OP[4]’s mission of transforming the IoT security industry. Prior roles include executive leadership at Pikewerks and Star Lab, both of which thrived under his direction and were subsequently acquired by Raytheon and Wind River.

CTO & Co-Founder

Scott Lee

Scott is a 25-year tech industry veteran. As the former CTO of Finite State and Division Director at Kudu Dynamics, Scott has successfully led multiple product development teams, driving innovation and results. His exceptional research contributions for the US government, including his work with DARPA, have solidified his reputation as a cybersecurity expert. His expertise in security red-teams, particularly for IoT and embedded systems, makes him an invaluable resource in navigating the ever-evolving technological landscape.

Director of Engineering

Mike Letscher

Mike is a seasoned software engineer with experience across a variety of industries, including cybersecurity, healthcare, fintech, and e-commerce. Mike previously served as a lead engineer at digital pharmacy startup Gifthealth, where he played a key role in guiding application architecture and UX for software now serving hundreds of thousands of patients across the US. He strives to build work environments that foster empathy, collaboration, and self-improvement.

Executive Vice President

Daniel Velasquez

Daniel Velasquez is a seasoned technology professional with 15 years of experience, including roles in the military, government, and commercial sectors. He began as a drone pilot in the Marine Recon units and later joined the Joint Special Operations Command, supporting Army Rangers and Delta. Subsequently, he spent a decade at the CIA, specializing in integrating data into operational solutions. Daniel's extensive background includes 8 war-zone tours and a 4-year tenure at Mandiant as Director of Next Generation Solutions.

Our values

Our core values define who we are, guide our actions, and set us apart in our industry. These values are the pillars upon which our company stands, ensuring that every interaction with us is a testament to our commitment to excellence.

Trusted Security Partner

We are dedicated to earning and maintaining customer trust through unwavering integrity and technical excellence.

Cyber Industry Leaders

Pioneering the future of cybersecurity, we lead with expertise and a forward-thinking approach.

Exceptional Technical Products

Our products are not just bandaids; they are designed to optimize your performance and product reliability.

Tenacious Problem Solvers

No challenge is too big. Our team’s relentless determination turns complex problems into customer success stories.

Start using the Product Security Platform of the future.