The SIAXMA AG was founded in 1982 with five employees under the name Sitec. In 1997 the management buy-out by the current owners and the move to Oensingen. The acquisition of Inform Security Systems Ltd in 2000 strengthened the base of the company. Today the SIAXMA AG employs 20 people in the fields of development, computer science, engineering, sales, marketing and administration, and trains apprentices.

SICNT provides a simple CCTV solution for security needs, using the latest technology. SICNT's new camera categories include "ENOCH", "BERT", "ALDEN", "DEXTER", "LEITH", "AITEK". SICNT camera is the statement for professionalism, passion and a sense of simplicity.

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.

Sicurtel was born in 1990 in Chieri (Turin) as installation company of burglar alarms, CCTV and Fire made more than 2500 installations in Italy. Sicurtel is leader in the distribution of CCTV solutions. The company believes in the technology, believes in innovation to this the company also specialize in CCTV over IP, AXIS becoming a premium Partner and Milestone Enterprise and Corporate Certified.

Sielox LLC headquartered in Runnemede, NJ is a leading developer and manufacturer of integrated access control and video surveillance solutions. Since 1979 Sielox has marketed intuitive access control systems worldwide to the security industry through an established network of authorized business partners. The company serves a variety of markets within commercial, education, financial, manufacturing, industrial, government, and retail markets

Siemens is a leading international manufacturer. With over 100 years of history and experience, it is a name, which consumers recognise at a glance from our involvement in many different industries, often as a market leading brand. They have been actively developing and expanding these technologies to the point where we now have a leading range encompassing Access Control, CCTV, Intruder Detection and Fire Safety systems.

The Building Technologies Division is a leading provider of automation technologies and services for commercial, industrial and public buildings and infrastructures across their entire lifecycle. As a technology partner, consultant, service provider, system integrator and product supplier, Building Technologies offers fire safety, security, building automation, heating, ventilation and air conditioning (HVAC) as well as energy management.

Siemens Healthineers is a pioneering medtech company with over 125 years of experience. With strengths in patient twinning, precision therapy, as well as digital, data, and artificial intelligence (AI), are well positioned to take on the biggest challenges in healthcare.

Siemens Corporation is a U.S. subsidiary of Siemens AG, a global powerhouse in electronics and electrical engineering, operating in the industry, energy, healthcare, and infrastructure and cities sectors. For more than 160 years, Siemens has built a reputation for leading-edge innovation and the quality of its products, services and solutions.

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.

Sift is the leader in Digital Trust & Safety, empowering digital disruptors to Fortune 500 companies to unlock new revenue without risk. Sift dynamically prevents fraud and abuse through industry-leading technology and expertise, an unrivaled global data network of 70 billion events per month, and a commitment to long-term customer partnerships.

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.

SightLogix Inc. manufactures the only intelligent video surveillance system designed specifically for use in the outdoor environment.

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 Infocom is the Authorised dealer for Panasonic range of products and based at Coimbatore, Tamilnadu, India. Sigma Infocom has been catering to the needs of various clienteles for over a decade, founded by a visionary Mr. Venkatesh who has an experience of about 12 years in the field of networking and Security products and had been working with BPL Telecom.

Sigma Security System is well known for offering high quality products, technical supports & advisory services for professional CCTV surveillance solutions. The company is part of the Latin American Association Security (ALAS), the leading security organisation in South America and the Caribbean. Sigma offers networking, telecommunications, video surveillance systems IP & analogue technology. The company is an authorised distributor of TeleEye.

Sigma Surveillance is a market leader in integrated security services with thousands and thousands of devices installed per year. The company's solutions include alarm & event monitoring, perimeter protection, intercom, phone tapping, VOIP, video analytics, IT systems and IP video surveillance, among others.

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 Communications Ltd is a part of TeleEye Group founded in 1994. Its engaged in the development, sales and marketing of a full range of hi-tech CCTV and digital video surveillance equipment. The Group’s Quality Management System is ISO 9001:2008 certified and is committed to continuous improvement on product quality and customer service.

Signal Securities Ltd is a specialist in security alarms, installation and maintenance. The company has been providing security solutions to both domestic and commercial clients for over 20 years. Signal Securities Ltd. services range from security alarms, alarm systems, CCTV security systems, burglar alarms, access control, and fire alarms.