Stirling Square Capital Partners (“Stirling Square”), a leading Pan-European mid-market private equity firm Stirling Square Captal Partners has sold 3SI Security Systems, a specialist in asset protection systems and an innovator of GPS tracking technologies, to LLR Partners, a Philadelphia-headquartered lower middle market private equity firm.
3SI is a global leader in asset protection systems with more than 40 years of experience serving the financial and retail markets. 3SI’s solutions include currency degradation and GPS tracking solutions to protect cash and high-value assets for banks, retailers, and law enforcement agencies.
Over the course of its investment, Stirling Square transformed 3SI from a cash-in-transit security business to a technology-based security solutions provider for a variety of industries and sectors.
The sale marks the final exit from Stirling Square’s First Fund.
