Security Alert is a Midlands based company in Derby which formed in 1997. They are a privately owned British security and risk management company with substantial experience within the security industry.

Security Centres International Limited are a regional security and life safety advisory and delivery firm based within the Caribbean. They work at a direct local level with governments, national security and law enforcement agencies and medium to large multi-national corporate customers.

Security Group is a modern Danish security company, which works independent of special interests of any kind - political, economic or supplier interests. They provide effective, reliable solutions and create security for their customers, both private, business and government.

Security Resources is a multi-faceted security guard and investigative solutions firm which provides comprehensive and quick response security offerings to public and private clients in the US, CA and PR.

Secutech is principally engaged in the consultancy, development, sales and marketing of innovative products that make use of security solutions, advanced signal processing technologies, IT solutions, hardware, software, and the most precious of related brands in the field.

Selous Security are a SIA training provider for door supervisor, security guarding and physical intervention.

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 centres, void and occupied property, business premises and NHS / healthcare facilities.

Shark is a Jordanian national company it has been established to provide its clients in Jordan and the Middle East with comprehensive security solutions. Shark employed a great number of ex military officers and NCOS SPECIAL FORCES ROYAL GUARDS AND POLICE who have rich experience in static protection personal protection martial arts.

Shetler Security International provides security services for some of the most well-known financial institutions in the United States, private companies, universities, and large events. The security services offered by Shetler includes security guards and roving patrol, corporate security, and surveillance and situational awareness.

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.

Silva Consultants is an independent security consulting firm that helps businesses and organisations to better manage their security risks, reduce losses, and to provide a safe and secure workplace for employees.

Silvertrac is the provider of real time reporting software solutions. Their mobile-friendly security guard management software provides guard accountability through GPS tracking & real-time reporting, ensuring immediate, on-site accountability, instant alerts of critical issues for fast response, & improved employee performance.

Smilart is the world leading facial recognition software provider to customers in any industry, from professional organisations to enterprises, focused on delivering custom tailored solutions to meet every need. The company's in-house developed and patented facial detection and facial recognition platforms are unmatched in speed and accuracy with no third party vendor fees, and with a hardware compatibility that significantly reduces cost.

SOFT CODE SECURITY is mainly a security consultant and high-end projects installer company.

SOS Security AS is a provider of all types of manual and physical security services. The company offers tailor-made security and emergency services to their customers, along with physical and technical safety rental products. They also conduct various courses and seminars such as guard training, fire and evacuation, event security, and crowd management, to name a few.

Spartan 24 Hour Security provide security operatives for a wide range of clients in the North West, UK and Worldwide. Security operatives have the ability to use their own initiative and solve problems that sometimes arise. Spartan 24 Hour Security started trading in 2009 and have an expanding customer base due to our high standard of service.

Special Task Force Protection Agency (STFPA) was founded by a group of Law Enforcement Officers, and is licensed in Georgia, Indiana and Alabama. They provide premier professional protection and investigative services and solutions for government, residential and corporate industries.

At Spetsnaz Security International, Ltd., they provide solutions like Locksmith Services, Door Supervision, CCTV, Man Guarding services, etc and is based out of United Kingdom.

At Spetsnaz Security International, Ltd., they provide solutions like Locksmith Services, Door Supervision, CCTV, Man Guarding services, etc and is based out of United Kingdom.

‘SQR group’ is one of the leading companies in the Global market providing a broad spectrum of security solutions, consultation services and the implementation of security plans based on thorough risk assessments and threat evaluations. Security, Quality and Reliability are the foundations of the company and they are what distinguishes ‘SQR group’ from other companies in the UK market in particular, and the Global market as a whole.