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.

Signet Technologies was established to leverage the decades of experience of its founders and key managers into a single performance-oriented, independent resource for security and IT professionals. We are a true electronic security systems integrator and are uniquely able to provide sound system/technology recommendations to our customers and and clients that are based only on objective, unbiased analyses.

Sikom Software GmbH is provider for cross-platform and flexible communication solutions. Founded in 1998, Sikom GmbH is headquartered in Heidelberg (Germany) and maintains a development center in Zwickau as well as offices in Hamburg, Hannover, Wuppertal, Stuttgart, Darmstadt, Erfurt and Gera.

Silent Sentinel are a UK manufacture of hi-specification PT platforms and surveillance equipment. Long range detection technologies offered include video, thermal, SWIR imaging and radar for intelligent video detection. Markets served include airports, harbours, borders and utilities including oil and gas. The detection range of the Silent Sentinel radar systems make it a cost effective solution for protecting large areas.

Silentron was established in 1978 with a strongly innovative goal of creating wireless anti-intrusion electronic alarm systems. Silentron's products include control panels, phone diallers, alarm device, keypads, transmitters, accessories etc. Silentron is Italy's first wireless alarm manufacturer.

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.

Silicon Image is a leading provider of multimedia connectivity solutions and services for mobile, consumer electronics and PC markets. Headquartered in Sunnyvale, California, the company develops market-leading technologies and industry standards that deliver connectivity across wide array of devices in home, office and on the go. The company offers semiconductor and IP core solutions like camera processors, RAID controller, video decoder, etc.

Silmar Electronics is a distributor of security systems, fire, CCTV, access control, home theater, audio and sound systems in the Miami, USA. The company offers full system support and solutions, technical and product training, huge inventories from security industry leading manufacturers.

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.

Silver Sea JSC is a security surveillance equipment provider in Vietnam. The company provides security products from companies like Lilin, Flir, Avigilon, Avigilon and Kocom etc. Silver Sea JSC offers CCTV, fire alarm, supermarket security systems, smart home solutions and access control etc.

SilverNet is a UK based manufacturing company specialising in the design and manufacture of rugged, high performance cost-effective wireless and switching networking devices since 2005. Over which time SilverNet have gained an enviable reputation in the wireless market.

Simec Security provides access control, CCTV, ID, door entry, alarm and integration services to the commercial sector. The company has over 50 years of experience in the electronic protection of commercial key assets including- personnel, property and data. Simec Security have been awarded SAFEcontractor accreditation through the scheme that assesses health & safety competency of contractors and service providers.

Simet has been developing technological solutions derived from knowledge, communication and network security in cooperation with worldwide reputable vendors. It is a pioneer in the business and together with the help of the fully skilled technical core staffing pattern they are serving in the field of high technology production and distribution. Simet holds all the VAD network technology products and solutions in its portfolio.

Simplex Security Solutions is a security systems integration company based in Canberra, providing security solutions to homes and businesses in Canberra. By integrating security and information & communications technologies, Simplex can offer the best in complete security solutions tailored to your specific needs.

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.

Simply Controlled is a Canadian manufacturers' representative and distribution company in the consumer and custom electronics industry. They specialize in security, automation, audio, electronics and lighting technologies.