Grupo RQM is a team of professionals that specialise in advisory and implementation of integrated technology systems applied to risk control. Grupo RQM's goal is to provide customers with technological solutions to help consolidate their equity and assets. With certified engineering staff ensuring reliability and efficiency in designs and excellence in implementation, training and support.

Grupo SIAYEC is a Mexican information technology and systems integration company. Its services include cybersecurity, electronic security, physical security technology, advanced data analytics, cloud computing, telecommunications, business process management, and digital transformation. The company also provides IT service management, service desk support, and managed Security Operations Centre (SOC) and Network Operations Centre (NOC) services.

Gryphon Technologies, headquartered in Washington DC, USA, is a transformational leader in providing digital engineering and technical solutions and services to national security organisations, specialising in science & technology, research & development, defence platforms, and systems, providing integration, systems architecture, advanced and systems engineering, program management, test, evaluation, and cybersecurity.

GSA Global combines deep UK security insight and expertise from decades of experience in pioneering and advising public and private sector security and resilience. What makes them unique is their heritage in the major UK police forces and security organisations. Services include: Protective Services, Investigations and Crisis Management, Insider Risk, Cyber, Travel Risk Management, and Security Vetting.

At GSE SECURITY, they commit themselves to excellence, discretion, and reliability—delivering high-performance solutions to safeguard lives, secure assets, and protect reputations in even the most challenging environments.

GSL Dardan (GSLD) is the UK's leading independent provider of private security services and security systems. The company was formed in January 2009 through the merger of established companies ISL Dardan Security and Gardwell Security, which have a trading history dating back to 1973.

GSS Global Surveillance Services GmbH provides comprehensive solutions to mitigate risks and ensure the safe transit of goods across various supply chains. Their expertise encompasses advanced technologies, strategic protocols, and proactive measures, ensuring peace of mind for businesses worldwide.

Based in Germany, GST Society of Safety Engineering mbH combine products from different manufacturers to adequate holistic solutions for fire alarm systems, gas extinguishing systems, access control systems, burglar alarm systems, PSIM, video surveillance systems, and electronic locking systems etc. As a system integrator, the company helps provides wide range of options just right and then optimally tailor the system according to the needs.

GTMaritime specialise in providing solutions and services that help ensure vessel compliance and business operability 365 days a year, as well as keeping crew in touch with friends and family whilst at sea. All of this is backed up by a market-pioneering infrastructure and unrivalled 24-hour customer support, every day of the year.

GTS Solutions CIC (GTS) is a community interest company (CIC) and a leading provider of socially responsible security services in the United Kingdom. Established with a mission to foster social impact through sustainable employment, training, and technology-led solutions.

Guard Grabber is an application platform with staffing and management advantages to provide a whole range of security services, which includes private investigator, security officer, bodyguards, and security guards.

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.

Guard1 is a proof of presence platform that works with correctional agencies, behavioral healthcare facilities, and security teams to provide electronic proof of presence and maximise safety through four modules.

Guardall Security is South Australia's Number One Security Services company, providing Electronic Security Solutions such as CCTV, Alarm Systems and Access Control through to Static Guarding, Event Security Management, Party Security, Crowd Control, Construction Site Security, Security Patrols and Alarm Response Services.

GUARDFORCE is an Integrated Security Services Solution. They provide an equipped force of security personnel and electronic devices. A team of smart, highly trained, and disciplined security staff ensures that the property and lives are under constant vigilance.

As a reputable provider of email security services, Guardian Digital is highly committed to making email safe for businesses. When working with them, a host of threats such as ransomware or phishing can be dealt with in an effective manner. Their powerful email security solutions cover cloud email security, Google Workspace & Microsoft 365 cloud email protection, and more.

Guardian Group Services staffs highly-trained and certified professional security guards to major security firms across the American Northeast and Midwest, recruiting and training guards perfectly suited for the needs of major security firms that provide contracted security personnel.

Guardian MPS delivers lone worker safety solutions for healthcare, education, public service, field operations, and more. Their platform uses GPS safety devices, a lone worker app, and 24/7 monitoring to prevent workplace violence and keep people safe.

GUARDIAN RFID is the most widely deployed inmate tracking system in the world, powered by Cloud, Mobile, RFID, BI, and AI. It digitally transforms jails, prisons, and juvenile detention facilities of every size with the Command and Control platform.

Guardian Telecom Ltd. is dedicated to providing high-quality, rugged communication equipment for extreme industrial environments. With decades of experience and a team of skilled professionals, they specialise in developing custom communication solutions to meet the unique needs of the clients.

Guardian Zone creates connections that keep people safe in an emergency. Their security software platform bridges the communication gap between security officers and students, employees, and visitors to medium and large facilities or campuses during a crisis.

Guardian360 Vulnerability Scanner consists of multiple Network Scanners, which constantly scan the network for vulnerabilities or network vulnerabilities in network security or web application security.

GuardRFID is a proven expert in real-time location systems (RTLS), driving the next generation of security applications primarily in the healthcare environment. Founded in 2007, the privately-held company leverages its technology to help organisations identify, locate, track and protect what matters to their organisation.

Guardright supplies comprehensive, professional and accountable security services. The company provides an extensive range of high quality security guard services such as mobile patrols, keyholding and alarm response services, manned guarding, industrial security guards and event stewarding.

Guardsman Security supplies uniformed guard and investigative services to major industrial facilities, government entities, attorneys, hospitals, shopping centers, community colleges, parks departments, homeowner associations, office complexes, hotel chains, and construction sites. They are also a security provider to federal agencies throughout the state of Missouri.

Guardsman Security Services provides top-tier security solutions to a wide range of clients, including retail, corporate, and construction industries, as well as the public, healthcare, and industrial sectors. Their team consists of highly experienced guards, each possessing SIA licences and extensive training, ensuring unmatched protection for their business premises and effectively deterring criminal activity.