Founded in 1964, Electro Optical Industries is a globally renowned advanced infrared and visible light spectrum test and calibration equipment manufacturer. They also provide photonics equipment for wide area surveillance, industrial thermography and visible/infrared test, along with measurement applications. Their in-house developed SPYNEL series is an advanced range of day & night 360-degree thermal imaging cameras.

Electro Specialty Systems is a licensed california contractor corporation, based in San Diego, California. The company provides services in Security Alarms, Fire Alarms & Life Safety, Video Systems, Access Control Systems and Telephone & Network Communications.

Electrone was initially established in 1984 in the U.K. Electrone then expanded operations into the U.S. in 1996, where its remains headquartered today. The company offers computer peripheral design and manufacture to companies and organizations from a wide selection of industry sectors. Electrone offers products such as specialty keyboards, keypads and custom/customised data input devices for local, network and internet use.

Based in Belfast, Electronic & Security Services Ltd is a team of designers and installers, who help in designing, installing, commissioning, and servicing of security systems. The company provides its residential, commercial, and retail customers with security solutions. Electronic & Security Services offers security solutions including CCTV, access control, door entry, fire alarm, automated gates, and security lighting.

Electronic Facility Systems Inc. integrates a broad range of qualified services which includes consultation, risk assessment, installation, service, maintenance, management, and SaaS offerings. The company is a complete source of security products and integration including CCTV cameras, access control systems, wireless security cameras, network security cameras, biometric readers, smart card readers, infrared cameras and surveillance.

Electronic Frontier Ltd (EFL) is a leading specialist value-added distributor of datacomms, security and networking solutions. Their products and services are therefore geared towards enabling their resellers customers to benefit from the exciting opportunities brought about by high-bandwidth Internet access. EFL was founded in 1993 and is a member of the Arcum Group of companies. EFL is based in Theale, Berkshire.

Established in 1948, ESA is the largest trade association in the United States representing the electronic security and life safety industry. From that moment forward, ESA has been the voice of the industry. ESA Member companies employ more than 500,000 industry professionals and serve more than 34 million residential and commercial clients.

Electronic Security Expo (ESX) showcases the best-of-the-best in product and service technology from the electronic security and life safety industry’s most respected service and product suppliers in a community-focused forum to provide an open, productive exchange of knowledge, experience, strategy, and tools, all aimed at advancing professionalism and maximising business growth.

Electronic Security Installations Ltd is a specialist security installation company. The company's clients include private homes, shops, large offices, industrial sites, schools and medical units. ESI is accredited by the Security Systems Alarms Inspection Board (SSAIB) for installing and servicing intruder alarms. Based in the North West Electronic Security Installations cover Cheshire, Derbyshire, Greater Manchester and all surrounding areas.

Electronic Security International SA specialises in electronic security solutions. The company advises and implements electronic security for customers with a view to help obtain security solution. Electronic Security International participates from planning comprehensive safety and advise each organisation according to needs, recommending strategies or designs more suitable.

Electronic Security Specialists & Cabling (ESSC) is a licensed low voltage contractor specialising in installation and servicing of high-tech electronic security systems and equipment, which includes CCTV systems, access control units, burglar and fire alarm systems.

Electronic Security Systems and Fire Protection Ltd provides service and maintenance facilities for utility companies in the UK, telecommunications providers, primary care trust sites, major UK hotel chains, along with chains of fashion and convenience stores. The company's team of trained technicians are fully conversant in installation, service, maintenance and commissioning of fire alarms, CCTV, intruder detection and access control systems.

ETS, established in 1992, is a premier manufacturer of Sound Surveillance audio surveillance products, professional microphones, Fire Sets: military training and security devices, talking products for the visually impaired and security systems integrator specialty products.

eLine Technology, a 2D Electronics company, is a manufacturer of equipment and technology for the electronics and security industries. The company provide both established and pioneer surveillance systems to distributors in the U.S. and global marketplace.

Electronics.ca Publications is a world-class research network and publishing company whose focus is technology and market research for the electronics industry. Its network spans dozens of areas of electronics expertise, and taps the knowledge of researchers and analysts internationally.

Electronika is an engineering company, developing hi-tech security systems for industrial, transport and financial infrastructure. The company covers all the main and specific issues of technical security solutions for middle & large-scale organisations. The solutions include integrated security systems, access control systems, security and technological video surveillance, security signalling/fire signalling systems, perimeter security systems.

Electronix Systems has been providing security services throughout the New York Metro area. Electronix specializes in detection and protection systems. The company's other security services comprise of burglary detection, fire and life safety, card access, CCTV & digital recording and remote services.

Electrowatt Controls is a Qatar based systems integrator specialising in audiovisual, building controls, fire & security systems, lighting, information technology, broadcast, and hospitality management solutions. The company designs, installs, tests, operates and maintains integrated system solutions for wide variety of environments including governmental and educational institutions, health care organisations, and more.

Elektronet is an Istanbul-based service provider. The company offers a wide range of products and solutions including IP CCTV systems, burglar alarm, fire detection system, intercom systems, access control, PA systems, etc. Elektronet provides sales and after-sales support, commissioning, installation, and maintenance services.

Element Security is a Wollongong based business servicing Wollongong, Sydney, South Coast, Southern Highlands and surrounding areas. With five years experience in the security industry and up to date technology, Element Security offers the latest in electronic security equipment and installation.

Elemental Technologies, an Amazon Web Services (AWS) company, empowers media companies to deliver premium video experiences to consumers. Founded in 2006 and headquartered in Portland, Oregon, the company pioneered the use of software-based video processing to distribute and monetise video over the internet.

Eleron is the country's largest association of security systems for the creation of important public facilities. Eleron develops general concept of security, taking into account possible risks and predicted damage, development model of the offender and potential threats, feasibility study, design, supply of equipment, installation, commissioning and delivery of "turnkey" with the conduct of security personnel training.