SDI is recapitalized by Monument Capital Group and LLR Partners

SDI provides advanced security systems integration and managed services, ranging from strategic advisory services on system selection, to long-term operational and technical support for clients’ physical security, IT security systems, and infrastructure. SDI possesses deep competency in the protection of large complex critical infrastructure such as airports, seaports, rail and subway systems, and other installations that are vital to global and national security.

Monument Capital Group is a Washington, DC based private investment firm co-founded by Douglas B. Baker, a former Special Assistant to President George W. Bush, and Robert J. Dunn, a former member of The Carlyle Group’s buyout team. Monument invests predominantly within the security and defense sector. Monument Capital Group is enhanced by an Advisory Board that includes James A. Baker, III, former Secretary of State and former Secretary of Treasury; Frank C. Carlucci, Chairman Emeritus of The Carlyle Group and former Secretary of Defense.

LLR Partners, a leading private equity firm based in Philadelphia, Pennsylvania, that provides capital to middle market growth companies with proven business models in a broad range of industries. With over $1.4 billion under management, LLR is flexible in its approach, investing up to $100 million in any one transaction, taking minority or majority position and leading transactions ranging from expansion and growth capital to shareholder recapitalizations and buyouts.

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