G4S Technology is a global market leader in providing fully integrated security solutions (including access control and video) protecting everything from small offices and schools to large multi-national organisations and high security Government facilities around the world.

Gadusa security is a technology-focused security company with a global approach. They are a knowledge leader in end-to-end security services. They deliver the most effective security solutions by offering customised services such as corporate guards & security services, cyber security and network security solutions, supply, installation & maintenance of security equipment, surveillance & intrusion detection, CCTV, alarm and protection solutions.

Galaxy Systems delivers high quality contract and permanent IT staff augmentation services for both consulting and project-based engagements. Galaxy’s primary goal is to help clients achieve increased IT-dependent revenue, operational efficiency and customer satisfaction.

GC2 Associates are providers of integrated security solutions and factory acceptance testing.

Geoffield Nigeria Limited offers a wide range of security engineering services designed to meet the everyday security challenges of government, business, hotels, factories, hospitals, schools, banks, estates, law enforcement agencies and private estates. Whether your needs are surveillance, fire detection, access control or general security. Geoffield has on offer the services, products and advice that would meet your needs.

GeoVision holds technical edges in state-of-the-art surveillance software, video/audio compression techniques, intelligent video analysis, and hardware enhancements. GeoVision's award-winning GV series surveillance products provide total security solutions for point-of-sale systems, license plate recognition systems, and central monitoring systems.

German Technology for Asia is a privately owned security company based in Ho Chi Minh City - Vietnam and focus on providing technical solutions for homeland-security, law enforcement, defence, and intelligence task forces in Asian countries in cooperation with our strategic partner companies in Germany.

Established in 2006, GFEQS offers high quality and reliable security and fire services. Services include Fire-Extinguishing Systems, Fire and Security Alarms, CCTV Systems, Access Control Systems, Turnstiles and barriers, Doors, Gates, Safes and locks.

Gigabit Technologies is a complete networking & security solution provider for IT infrastructure. The company designs, implements and supports data and voice communication networks for many multinational, public sector units and reputed Indian corporate.

Global Access Control Systems offers commercial perimeter security gates and parking control equipment. The company installs and offers services for analogue and digital systems, cameras and dome, DVRs, NVRs and encoders as well as video analytics and mobile systems. Global Access Control Systems is a member of ASIS.

Gloucester Security Alarms (GSA) provide security solutions to properties throughout the South West, UK. They specialise in Intruder alarms, Fire alarms systems, CCTV, Access control and Emergency lighting.

The Goldilock premise is that data and systems should not be physically connected to the Internet when not using them, but that they need to be available from anywhere, immediately. Goldilock's non-IP controlled Drawbridge technology applies the same principle and technology to network architecture.

GoldTouch Security Systems is a premier security systems integration company based in Nairobi, Kenya, with another office in Nakuru. Through the utilisation of CCTV, access control, intrusion, and audio components, it designs and installs systems for a wide variety of entities.

Gotham Security is a boutique cybersecurity firm founded in 2013 and based out of Manhattan, focused on providing high-quality penetration testing, malicious adversary simulation, threat intelligence services, and cybersecurity strategy services. Their team is comprised of elite white hat hackers, known as the go-to "cyber strike team."

GoVanguard is a boutique cybersecurity firm founded in 2013 and based out of Manhattan, focused on providing high-quality penetration testing, malicious adversary simulation, threat intelligence services, and cybersecurity strategy services.

Gowell group technology Co.,limited is a hi-tech enterprise specialising in developing, manufacturing and marketing CCTV products including Standalone DVR, DVR Kits, IP Camera, Analogue Camera, etc.

Grace Technologies delivers excellence in process, electrical, voice and data, and CCTV and security solutions.

Grapple Technologies provides superior integrated security and safety solutions designed to help better manage the needs of customers by harnessing the immense benefits of technology using world-class products. They design, install and maintain a wide range of customised solutions ranging from digital surveillance systems and access control systems to fire detection and suppression systems with inbuilt public address and evacuation systems.

Great Lite International mainly focuses on intelligent video data compression to reduce cost of purchasing and maintaining a disk data storage. Great Lite also provides video stream platform, PoE switches, LED walls, to name a few.

Griffon Systems, Inc. designs and deploys high-resolution IP video surveillance systems from leading manufacturers including Avigilon, Verkada, and Axis. Their mission is to deliver intelligent, scalable, and secure technology solutions that help organisations protect their people, property and productivity.

Guard it camguards manufacture security cages for CCTV cameras, PIR Detectors, lighting, etc. They also make and supply cages of any size and colour required.