Stratfor is a geopolitical intelligence firm that provides strategic analysis and forecasting to individuals and organisations. By placing global events in a geopolitical framework, they help customers anticipate opportunities and better understand international developments. They have two core offerings: online subscriptions and custom consulting services. Stratfor mines vast amounts of open-source information.

Stratum Global Risk provides travel risk management, security assistance, crisis response and evacuation support worldwide, with particular operational expertise across the Middle East. From its 24/7 bilingual Operations Centre, Stratum combines traveller monitoring, secure mobility and medical, security, transport and aviation coordination. Its Global Traveller service provides location-specific alerts and direct access to 24/7 human support.

Strongpoint Security Limited is a small security and defense consultancy based in London.

Summentor Pro Sales & Marketing Consultants has diversified it's roots to various key sectors essential for the growth of economy in India, such as Security, Real Estate, Construction, Infrastructure, MSME, Manufacturing, Education, Fintech, Technology and many more.

Summerlin Security Home & Office is offering affordable Las Vegas home alarm monitoring services and installations. Summerlin Security will install a complete home security system that includes alarm monitoring in Las Vegas, Nevada.

Sunstates Security is an industry security company that offers professional security personnel and mobile patrol services to the clients. They also offer services such as fire safety inspections, engineering inspections, fully trained alarm response team, security surveys and much more.

Supply2Defence was born from parent company BiP Solutions' passion to give a best in class service to businesses of all sizes and shapes seeking to deal with the UK defence sector.

STS is one of Europe’s and Africa's most successful CCTV, security equipment, work wear, mobile payment terminals distributors and installers. Originally UK based, they have grown in to a global company with branches and distributors throughout the world.

Surelock has a highly skilled team of professional private investigators & security consultants providing bespoke and comprehensive advice and services, highly effective in-house training packages, crime prevention strategies, internal audits, surveillance investigations and more.

Focusing on the enabling technologies that compose surveillance & security solution sets in all application areas. DSP Video Imaging Biometrics Entry Point Control Graphics Situational Awareness Software Robotics They have developed international and domestic channels to sell & integrate all types of security products. Established connections to venture capital funding.

SWARCO is a manufacturer and supplier of retroreflective road marking systems including highly innovative and robust glass beads for night-time visibility. The company also provides a range of traffic management products, services and solutions.

Swift & Safe Security ltd is a security services company based in Greater London and Middlesex covering every angle of needed security services that are required by the public or private sectors. Swift & Safe Security provides security for communities, special events, businesses, parties, private functions, parking, warehouses and shopping centres in London and Middlesex areas.

Swiss IT Group pool partners’ expertise to offer customers a comprehensive portfolio of services. Its expertise covers a whole range of industries, and its client base extends from SMEs to major corporations, public institutions, schools and hospitals. Whether providing strategic consultancy, optimising processes, or implementing services, it covers all business sectors and combats cybercrime with specialist solutions.

With its security services» and alarm and security systems business units, the Swiss Securitas Group offers an effective set of instruments with which to address security and protection needs through constant readiness, state-of-the-art technologies and professional services.

With its Security Services and Alarm and Security Systems business units, the Swiss Securitas Group offers an effective set of instruments with which to address security and protection needs through constant readiness, state-of-the-art technologies and professional services. Over 10,000 employees are at the service of the Swiss Securitas Group in Switzerland, Europe and elsewhere - dedicated to the field of security.

SWL Security Services is a security service provider with extensive experience of working with home office and the police on various assignments. The company offers manned guarding, retail security, CCTV installation and monitoring services. SWL also offer alarm response and key holding services for businesses.

SydeWire Technologies Inc. is a security integration company delivering custom electronic and mechanical security solutions. They specialize in consulting, design, engineering, installation, and management of scalable systems. Their expert team ensures each solution enhances the safety, efficiency, and continuity of the property. SydeWire is committed to innovation, reliability, and customer satisfaction.

Syncro Digital is a trusted company with expertise in consulting, contracting, ICT, and security. They are also a major proponent of service contracts and after sales service to insure their clients long-term success. Syncro Digital has a diverse array of clients. Some of their more prominent repeat clients are: the Presidency, the Central Bank of Nigeria, Federal Ministry of Works, Federal Ministry of Environment, and many more.

SynerComm is a trusted advisor and preferred IT solutions provider. Their network engineering and cybersecurity services are designed to solve the complex, technical, and ever-changing needs of the client's business. Their information assurance professional services provide validation and risk analysis for all aspects of information security program. The company serves various industries like healthcare, financial institutions, and insurance.

Synergy are Ireland's largest, indigenous Security Services company, operating across the entire island, providing licensed and insured manned guarding services.

In Germany as well as in Europe, SySS GmbH is a leader in penetration testing and has gathered many years of experience in numerous successful projects. Its customers are large and medium-sized companies – many of which SySS has been supporting for several years on all matters relating to IT security.

STS: System Technology Services is a company specialized in the study of projects concerning the installation of surveillance systems and computer networks and security systems and work shift surveillance. The company provides system protection and control of a digital TV Digital CCTV that is based on a sophisticated computer system.

Systemtec offers technology consulting solutions and services to organisations across private and public sectors, small and large. They also provide designs and system integration services.

Tac-i Technology Pte Ltd. is a security consultant firm. It offers security solutions to businesses and end-users.

TAG Cyber offers a variety of cyber security content through their website, social media, and related distribution channels. Along with this, they also provide customised training courses, expert cyber security consulting, eBook publications, and related services such as professional CISO coaching.

Tameside Security is a UK-based electronic security systems installer specializing in CCTV, intruder alarms, and access control solutions for residential, commercial, and industrial customers across Greater Manchester.

Tamper Evidence Ltd is a company incorporated in England & Wales. Their aim is to provide an independent source of information and supply of tamper evident security seals, security labels, asset labels and complimentary products and services.