United Kingdom

Professional Security for Growing Businesses

G4S is the biggest security company in the world, but our teams operate at a surprisingly local level. We achieved our success by providing outstanding service and value to companies of all sizes, including businesses like yours.

Professional Security for Growing Businesses Brochure

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About G4S, An Allied Universal® Company

In 2021, G4S, a London-based global security company, was acquired by Allied Universal®, a leading security and facility services company that provides proactive security services and cutting-edge smart technology to deliver tailored, integrated security solutions. This acquisition expands Allied Universal’s footprint and infrastructure on a global and local level. Through the company’s vast network of approximately 800,000 employees, we leverage global best practices in communities all over the world. With revenues of approximately $20 billion, we are supported by efficient processes and systems that can only come with scale to help deliver our promise locally: keeping people safe so our communities can thrive. We believe there is no greater purpose than serving and safeguarding customers, communities, and people in today’s world. Allied Universal is There for you™.