SICURALIA will design, together with the client, an action plan, identifying the particular needs, the security systems and the most suitable preparation tasks. Their team of security professionals understands and is fully aware of the difficulties involved in designing security systems in a wide variety of complex environments.

Part of the Oracle Group, Siebel Systems is a renowned IT software solutions company that designs and develops technology and application software solutions

Siemplify, the independent security orchestration, automation and response (SOAR) provider, is redefining security operations for enterprises and MSSPs worldwide. The Siemplify platform is an intuitive workbench that enables security teams to manage their operations from end to end, respond to cyber threats with speed and precision and get smarter with every analyst interaction.

Sierra Group is a service-focused company specialising in Commercial Construction, Electronic Security, and Facility Services. They operate three independent business units providing unique facility-based trade services to corporate, financial, industrial, municipal, and government institutions.

Siete24 offers nationwide coverage and security schemes designed according to the needs of each client and according to the economic sector to which it belongs. Siete24 poses a 24x7 monitoring of all activities and movements in the different branches through CCTV, alarm monitoring, access control, GPS tracking, home automation, inmotic, sensors and biometrics.

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 - integrated systems (Sigma-IS) was established in 1991. The company deals in development, manufacturing, installation and setting-up of access control and management devices, of integrated systems of guard-alarm and fire-alarm, of scheduling and peripheral equipment remote control, and also of local optical fiber networks.

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.

SIGMA Threat Management Associates is a team of experts in behavioural threat assessment and threat management. The company provides threat assessment and violence prevention services to businesses, educational institutions, government agencies, military units, law enforcement and security professionals, and prominent individuals and family offices.

Signal 88 Security NY is a New York based security company that has been providing event security, partol service, corporate security and executive protection for over a decade. Security personnel are well trained and professional and can assure peace of mind.

Signal OS is a technology company, supported by Ghelamco, which is steadily gaining commercial real estate market share. The company was created to solve the needs of all the building’s business roles: facility managers, tenants, employees, and visitors. Signal OS has a variety of customised products.

Silico envisions a world where every decision is simulated, prior to being made in the real world. Silico is the leading provider of process simulation software, working with enterprises from any sector to transform their decision-making in as little as four weeks. The Silico platform is an end-to-end solution that enables businesses to create digital twins of any business or process quickly and easily.

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.

Supply, installation, repair and maintenance of CCTV Cameras, PC-based DVR, digital video recorder, mobile Vehicle DVRs, NVRs. They also supply, install, repair and maintain burglar alarms, fire alarms, automatic gates/garage, biometric/face recognition/ access controls.

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.

SIMON TECHNOLOGIES AE has been offering complete Communication and Security system solutions for over 25 years. Official partner of the largest manufacturers in the world combines technological innovation with comprehensive support.

Simpli Security is a UK based online retailer offering a huge range of security products including intruder alarm systems, CCTV cameras, money counters, safes, convex mirrors, traffic mirrors, metal sheds, storage sheds, bike storage, safety mirrors, barriers, car park barriers, bollards, bike racks, crowd/ queue control and much more.

Sine is a part of Honeywell Connected Enterprise. Thousands of businesses use Sine to enhance safety, security and compliance for visitors, staff and contractors. They provide contractor registration software, visitor management software, facilities management, and identity management software.

Singlewire Software develops and supports a suite of InformaCast software solutions to help one add value to existing technology and build a robust notification ecosystem.

Singular Key empowers digital businesses to deliver a seamless and secure experience across customer journeys. Singular Key’s vendor-neutral, no-code identity orchestration platform simplifies deployment complexity, gives the agility to future-proof the identity strategy, and continuously optimizes customer identity workflows via a single API deployed once

Sinoband Security Company Ghana. (SBSCG) is a security services company purposely established to implement a system that will infuse a high sense of professionalism into the Ghanaian security industry. The company intends to achieve this purpose in one definitive way. SBSCG will offer industry – defining services that cut across the general spectrum of security needs by corporate entities in the country and across the sub region.

Sintal Concern can boast as the biggest security corporation in Slovenia. The company’s simple guiding principle: “Your safety is our concern“, fully takes into account the requests and suggestions of our clients. Be it security systems, physical security, fire prevention, bodyguard services, Sintal offers the widest range of security services in Slovenia. Sintal's main principle is providing quality in security.

Siralab Robotics is an Italian company pioneer in the production of UAS of the mini-micro class. They provide state-of-the-art unmanned aircraft systems for homeland security applications.

Siren provides the pioneering Investigative Intelligence Platform to some of the world’s pioneering Law Enforcement, National Security and Cyber threat investigators. Rooted in academic R&D in information retrieval, distributed computing, and knowledge representation, the Siren platform combines the capabilities of search, business intelligence, link analysis, and big data operational logging and alerting.

Grupo SITE is a company specialised in high-impact projects for the development of the country in the field of Information Technology, with more than a decade of experience and a level of service of the highest quality in the implementation of solutions.

Sitecore delivers a digital experience platform that empowers the world’s smartest brands to build lifelong relationships with their customers. A highly decorated industry renowned expert, Sitecore is the only company bringing together content, commerce, and data into one connected platform that delivers millions of digital experiences every day.

SITTI is a private company committed to providing advanced technical solutions for Voice Communication Switching (VCS) systems and associated equipment. SITTI develops and manufactures communication systems with worldwide recognised high reliability for mission critical solutions.

Six Degrees Group is a cloud-led managed service provider. It works as a collaborative technology partner to businesses making a digital transition. Always placing clients at the heart of its strategy, Six Degrees’ passionate teams combine technical expertise and deep sector-specific knowledge to innovate, craft, and manage the right solutions to power their businesses.

SJE-Suntech, Inc is a product development company creating focused on niche platforms and devices for CCTV, telecom, renewable energy and et al. The team at SJE-Suntech boasts more than 30 years experience in CCTV and security and more than 30 years experience in renewable energies. Products and services feature rapidly deployable standalone CCTV to renewable energy integration modules for Telecom.