RedSeal Announces Equity Investment from STG Partners

STG expands into cybersecurity space with majority stake in RedSeal, the leader in cyber risk modeling for hybrid environments

SAN JOSE, Calif. – April 10, 2019 – RedSeal, the leader in cyber risk modeling for hybrid environments announced today a growth equity investment from Symphony Technology Group (STG). Funding from the investment will support and accelerate RedSeal’s strong growth and market momentum.

More than 220 Global 2000 corporations and mission-critical government agencies, including all branches of the U.S. military, as well as power grid companies and the world’s most trusted financial institutions, depend on RedSeal. Its award-winning cyber risk modeling platform helps validate an organization’s security posture, accelerate investigation and improve productivity of network and security teams.

STG selected RedSeal because of the company’s innovative approach, proven track record, experienced leadership team, and passionate customer and employee base. Globally, organizations’ cyber terrain is increasingly complex, and they need end-to-end visibility across their network infrastructures to be resilient. Only RedSeal models the entire hybrid data center – including public cloud, private cloud, and physical networks. Its powerful analytics help security teams better prepare for and contain cyber risks within minutes and not days.

“The RedSeal platform is a truly differentiated offering and a must-have for all enterprises, public or private,” said STG Managing Director J.T. Treadwell. “The scale and depth of RedSeal’s modeling and analytic capabilities are unique in the market, and they create meaningful insights to inform and empower today’s overmatched security teams. The force multiplying that customers experience with RedSeal is the definition of using insights and understanding to optimize effort for impact, a vision that STG has pursued in many of our most successful investments. Given this shared mission of using real-time insights at scale to drive impact, RedSeal was a strategic choice for our firm’s first investment into cybersecurity, and we are thrilled to partner with Ray Rothrock and the leadership team to help them accelerate their growth.”

“We have found a growth partner in STG,” said Ray Rothrock, chairman and CEO of RedSeal. “They are aligned with our digital resilience strategy, and the enormous value that understanding your cyber terrain has on driving down your cybersecurity risks and exposure. STG’s collaboration and investment will help us further strengthen our position in the industry, expand and pursue growth opportunities, and drive increasing value to our customers.”

Atlas Technology Group acted as financial advisor and Paul Hastings acted as legal advisor to STG. Wilson, Sonsini Goodrich and Rosati (WSGR) acted as legal advisor to RedSeal.

About RedSeal

RedSeal’s cyber risk modeling platform for hybrid environments is the foundation for enabling enterprises to be resilient to cyber events across public cloud, private cloud and physical network environments. RedSeal helps customers understand their network from the inside out – providing actionable intelligence, situational awareness and a Digital Resilience Score to help enterprises measure and improve their resilience. Government agencies and Global 2000 companies around the world rely on RedSeal to help them validate their overall security posture, accelerate investigation and improve the productivity of their security and network teams. RedSeal is headquartered in San Jose, California. Follow RedSeal on Twitter and LinkedIn.

About STG
STG is the private equity partner for market-leading data, software and analytics companies. The firm brings expertise, flexibility, and resources to build strategic value and unlock the potential of innovative companies. Partnering to build customer-centric, market-winning portfolio companies, STG creates sustainable foundations for growth that bring value to all existing and future stakeholders. The firm is dedicated to transforming and building outstanding technology companies in partnership with world-class management teams. STG’s expansive portfolio has consisted of more than 30 global companies. For more information, please visit