Senator Security Services Ltd: Established 1997; a leading provider of integrated security for the Facilities Management sector. Manned guarding, key holding, alarm response, mobile patrols, front-of-house, CCTV remote monitoring and car park management for shopping centers, void and occupied property, business premises and NHS / healthcare facilities.

Senator is an SIA approved contractor providing manned guarding, security guards, mobile security patrols, alarm response and key holding in London and South East England, the Midlands and Wales together with CCTV, remote monitoring & PSS; public space surveillance, PTS rail security; personal track safety and port security; PFSO security services.

Send For Help group is a lone worker protection provider in the UK, Europe and globally. Send For Help is comprised of the Skyguard and Guardian24 brands, & is also a developer of personal safety products, monitoring center, software and infrastructure.

SenseOn revolutionizes cybersecurity with AI-driven NDR, EDR, and XDR solutions. The platform, developed by cybersecurity experts and former government operatives, automates threat detection and response, protecting against advanced cyber threats like ransomware and data breaches.

Sentinel Systems supply, install and service a range of vehicle safety solutions including reversing radar, CCTV and award-winning cyclist protection systems ranging from RCVs and tippers to vans and buses.

SentryBay are pioneers in developing technology that approaches security issues from a different – and more proactive – perspective. SentryBay has created unique technology that detects sophisticated malware often missed by both AV and EDR solutions – and a suite of dark web monitoring solutions that adds further value to their software suite.

Serco Group plc is headquatered in Hampshire, United Kingdom. The company caters to markets in IT & BPO outsourcing, local government, home affairs, defence, science, nuclear, health, education, welfare to work and to the private sector.

Seren Fire & Security Solutions supply, install and maintain fire and security solutions, primarily in the South Wales area, including access control, gate and barrier automation, CCTV systems, intruder alarms, emergency lighting, fire systems, fire extinguishers and safety signage.

Serv Security specialize in the consultancy, design, supply, installation, commission, service, maintenance and technical support of technology based Security Solutions. The company offer full Fire, Security and IT Package throughout the UK. Serv Security supports smaller commercial and domestic clientele, to growing its capabilities to also encompass support for larger clients with specific needs and requirements.

Servest security services takes a professional and efficient approach, providing a secure environment whilst still preserving personal freedoms. We consider the impact that the delivery of our commercial security services has on employee welfare. We are also acutely aware of the effects security has on customer and visitor satisfaction, and public safety.

With over 20 years experience in the burglar alarm, intruder alarm, home security / CCTV and door entry industry, SG security systems are an established business, offering home security and business security solutions to customers throughout the local area. The business is situated in Stretford (Manchester). SG cover most of Manchester areas including Stretford / Sale / Urmston / Chorlton / Altrincham / Hale / Bowdon / Didsbury / Flixton.

SGS Baseefa a certification body for electrical and mechanical equipment intended for installation and use in potentially explosive atmospheres. The company is accredited by the United Kingdom Accreditation Service (UKAS).

SGS is a globally recognized inspection, verification, testing and certification company. As the leader in providing specialized business solutions that improve quality, safety and productivity and reduce risk, the company helps customers navigate an increasingly regulated world. They also provide risk and security management training services for different industries such as aerospace, automotive, energy, finance, and oil & gas.

SGW Security Consulting has been providing independent security risk management and security engineering consultancy services. Based in Edwinstowe, the company's team of independent multi-disciplined Consulting Engineers, Fire Safety Engineers and Security Consultants, CCTV Consultants and Project Managers, specializing in securing the Built Environment. SGW recommend security measures that address risk, protecting people, property, and assets.

ShapeBlue is the largest independent integrator of CloudStack technologies globally. It combines 100’s of man-years of experience in designing and building complex cloud, network, and storage infrastructure with globally pioneering skills in Apache CloudStack.

SharpEagle Technology caters to a wide range of clientele with operational efficiency through industrial technology & safety solutions. They provide state-of-the-art solutions in the following categories: Explosion Proof Camera Solutions, Explosion Proof Lights, Forklift Camera Systems, Forklift & MHE Safety Lights and Zone 1 & Zone 2 Cameras.

Shell is a global energy company with around 87,000 employees in more than 70 countries. They work together to power progress through more and cleaner energy solutions. Shell serves more than 30 million customers at almost 46,000 retail service stations every day.

Shield Asset Security Ltd is a long standing and trusted security guard hire and security services company. With many years experience in the industry Shield is your first choice for all of your security needs.

Shield InfoSec Ltd is a specialist security risk consultancy practice delivering integrated security risk management solutions to small and medium size enterprises and multinational corporations, across the full spectrum of logical and physical security domains.

With headquarters in the UK and offices and facilities throughout Europe and North America, Shield is a pioneer in providing advanced solutions for telecom operators, via equipment, services and software. They develop and implement solutions that reduce costs, improve returns, create more efficient processes and ensure the highest standards of environmental care.

Show and Event Security has over five decades of experience in successfully planning and delivering a diverse portfolio of events. It also meets relevant SIA and BSIA codes of practice for event leisure requirements, with due regard to all relevant codes of practice and guidelines relating to sporting and stadium events.

Sibylline is a leading strategic risk consultancy delivering timely, accurate, relevant and actionable intelligence; tailored to increase organizational resilience and decision advantage. They support businesses, governments and NGOs through the provision of high-quality risk analysis and due diligence services.

Sicura Systems' world-class services deliver innovative technology and creative solutions for the IT, Broadcast Media and Security industries. Using our extensive experience of managing complex information streams to develop reliable, resilient and scalable products.

Siemens Mobility combines innovation with responsibility to deliver technologically advanced solutions ensuring journeys are punctual, comfortable and safe. Their technologies and solutions are deployed in commuter/regional trains, rail automation, high speed/intercity trains and railway electrification projects.

Sight & Sound provides high quality and reliable security services throughout London, Kent, Essex, East & West Sussex and Hampshire. The company provides manned guarding, key holding & alarm response, remote monitoring services, etc. for factories, offices, retail, schools, construction sites, councils, hospitals and libraries, as well as other industries and businesses. Sight & Sound is a SIA Approved Contractor.

Sigma Engineered Solutions Ltd is a provider of fire & security systems such as access control, door entry, CCTV, intruder alarms & fire alarms. The company serves both domestic & commercial markets. Sigma Engineered Solutions Ltd installs and provides maintenance of burglar alarms & monitoring, photo ID system, fire alarm system as well as building management system.