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Black Diamond Group comprises of six specialist companies, each being at the forefront of their respective sectors and committed to unrivalled levels of service and quality. With Headquarters in the Heart of the City of London and an international portfolio of clients we would be delighted to be of service to you.

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Welcome to the Black Diamond Group, the embodiment of comprehensive security solutions, advanced technology and facilities management, all delivered with an unwavering commitment to customer satisfaction. Headquartered in the United Kingdom, we pride ourselves on our national scope paired with a localised approach. We are an integrated alliance of six specialised yet harmonious divisions, each contributing to a singular vision of excellence and innovation.

Our expertise lies in delivering state-of-the-art technology solutions, including the Rapid Deployment Camera and Security Eye, tailored to meet the security needs of both temporary and permanent sites. Our integrated approach covers critical elements such as CCTV, fire protection, and access control.

Our National Control Centre serves as the nerve centre for our customised services, encompassing site protection, cutting-edge security systems, and round-the-clock monitoring.

We understand that the landscape of risk is ever-evolving. That’s why we offer bespoke risk management and protective security solutions meticulously designed to empower our clients. We aim to help you seamlessly navigate through intricate risk scenarios so you can concentrate on what truly matters—realising your corporate objectives and enriching your lifestyle. With Guildstone, you’re not just mitigating risks but investing in peace of mind.

Tune into innovation with our facilities management services that redefine operational efficiency. A one-stop solution for exceptional cleaning and support services. As a specialised division within Black Diamond Group, we are committed to elevating standards in the hotel and commercial hospitality industry. Whether you require complete or partial facilities management, our services are engineered for cost-effectiveness, rapid implementation, and seamless integration into your existing operations. Choose us for a hassle-free, efficient, and integrated approach to facilities management.

Where innovation meets home security. Introducing you to the future of peace of mind – complete perimeter and external protection for your property. With Bdeye, you’re not just installing a security system but gaining a vigilant team. When you switch on Bdeye, your property’s exterior boundary becomes a fortified zone, monitored in real-time by our National Control Centre, operating 24 hours a day, 7 days a week, and 365 days a year. They are directly accountable to you, ensuring the safety of both your family and property as Bdeye ‘Prevents and Protects’.

1st Class Events

We are experts in crafting unforgettable experiences, specialising but not limited to the professional sports and music sector. Our comprehensive services range from seamless accommodation solutions to expertly managed conferences and innovative team-building activities. What sets us apart is our exceptional executive transport service with a fleet of top-of-the-range vehicles and professional licensed chauffeurs; we offer a complete, luxurious transport solution that elevates the entire event experience. Choose us for a holistic approach to event management, where every detail is handled with unparalleled expertise.

1st Class Executive Transport & Event Management Services

Executive Transport &
Event Management Services

1st Class Cars is your gateway to luxury transportation excellence. With a focus on unparalleled quality and service, we offer a refined fleet of top-of-the-line vehicles and professional chauffeurs to ensure your journeys are nothing short of exceptional. Discover a new standard of sophistication and comfort with us, where your satisfaction is our ultimate destination.