About Quantum Group

From Security guarding and close protection to Mobile patrols and Alarm response...

We provide an accomplished, responsible, diligent and fully SIA licensed security service for individuals, as well as trade, commercial and industrial businesses of every description. Based in Crawley, we are proud to serve all areas of London, Surrey and Sussex.

All security staff are screened and vetted to BS7858 employment screening standards, this includes DBS checked Right to Work checks & Digital Verification.

Trusted by local councils & large companies

Quantum Group Services

Quantum Group are a leading security & facilities company offering a wide range of services across the South East

Security Services

Protect your people, property, and assets with our tailored security solutions. Our SIA-licensed personnel deliver protection through manned guarding, mobile patrols, CCTV monitoring, and alarm response services.

Facilities Management

Create exceptional workplace environments while freeing your team to focus on core activities. Our integrated services include cleaning, pest control, waste management, and amenities support for complete property solutions.

Training Academy

Develop essential security skills through industry-recognized training programs led by experienced practitioners. Our Academy offers professional courses in SIA licensing, close protection, and security management.

Our Customer Excellence Charter

The Quantum Security Group Customer Excellence Charter

Quantum Security Group are dedicated to safeguarding your interests with unwavering commitment and integrity. Our SHIELD represents the core values that guide every aspect of our service, ensuring your peace of mind is our top priority.

Security-first Approach

We prioritise our customers, the publics and our employee’s safety above all else.

SFA ensures proactive measures are in place to mitigate risks and threats.

Our commitment to security-first means your protection is always our primary focus.

Honesty and Transparency

We believe in open and honest communication with our customers ensuring clear and transparent dealings regarding our services and operations.

You can trust us to provide honest assessments and transparent pricing structures, empowering you to make informed decisions.

Integrity in Action

We uphold the highest standards of integrity and professionalism.

IIA means conducting ourselves ethically and with integrity in all situations.

You can rely on us to deliver on our promises and maintain the trust you place in us.

Excellence in Service

We strive for excellence in every aspect of our service delivery.

ESD ensures we deploy the best resources and practices to meet your security needs.

Our dedication to excellence means delivering superior service that exceeds your expectations.

Loyalty and Dedication

We are committed to building long-term relationships based on loyalty and dedication.

L&D means going above and beyond to ensure your satisfaction and safety.

You can count on us to remain dedicated to your security needs, now and in the future.

If, at any point, you feel we’ve fallen short of our SHIELD principles, we encourage you to reach out. 

We are committed to listening and rectifying any issues promptly. Your safety and satisfaction are paramount, and we’re dedicated to continuously improving to meet and exceed your expectations.

Quantum Security Group Where Your Safety is Our Shield

Our Commitment to Protecting the Public

At Quantum Group, we recognise that every security service we provide has an impact on the safety, confidence and wellbeing of the public, our customers and the wider community. Whether operating in highly visible public-facing environments or supporting critical operations behind the scenes, we are committed to delivering our services professionally, ethically and responsibly at all times.

Our approach is underpinned by the Quantum Group SHIELD Principles, which place professionalism, integrity, accountability, public reassurance and customer care at the centre of our service delivery. We believe effective security is not solely about protecting assets, but about protecting people, reducing risk, supporting safe environments and maintaining public confidence.

We are committed to ensuring our personnel understand the importance of their role in safeguarding the public, responding appropriately to incidents, supporting vulnerable individuals where required, and working collaboratively with emergency services, clients and relevant authorities.

We also strive to deliver additional value to our customers through proactive threat awareness, emergency preparedness and continual adaptation of our operational practices. In response to emerging risks, including terrorism and major incidents, Quantum Group adopts relevant guidance and best practice issued by recognised Counter Terrorism policing and protective security bodies to help ensure the ongoing safety of our customers, personnel and the wider public.

Through strong governance, continual training, operational oversight and a culture of continuous improvement, Quantum Group strives to ensure our services positively contribute to the communities and environments in which we operate.

Certifications & Accreditations

Quantum Security Group is committed to maintaining the highest industry standards through recognised certifications and accreditations. These credentials reflect our dedication to quality, compliance, and professional excellence.

Quantum Group's Trusted Partners

Quantum Security Group is committed to maintaining the highest industry standards through recognised certifications and accreditations. These credentials reflect our dedication to quality, compliance, and professional excellence.

Contact Quantum Group Today

Professional security, facilities management and training in Greater London, Surrey and Sussex.