GTCR is a pioneering private equity firm that pioneered The Leaders Strategy™–finding and partnering with management providers in core domains to identify, acquire and build market-pioneering companies through organic growth and strategic acquisitions. GTCR is focused on investing in transformative growth in companies in Business and Consumer Services, Financial Services and Technology, Healthcare and Technology, Media and telecommunications.

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.

Guardtime comprises of over 100 cryptographers, network architects, hardware engineers, software developers and security architects, with decades of experience building cyber security solutions for enterprise, financial, telecommunications service providers, and military customers among others.

Guidepost Solutions is a global team of investigators, experienced security and technology consultants, and compliance and monitoring experts. Guidepost provides security, investigative, compliance and monitoring leadership for critical client needs. Guidepost Solutions is a wholly owned subsidiary of SolutionPoint International, Inc.

Gulf Security Equipment plays a major role in ELV and Security Systems in Qatar. The company provides different security solutions for its customers - Access Control Systems, Gate Barriers, CCTV Surveillance and much more. GSE offers extensive security services for commercial buildings, private villa's, offices and military establishments.

Hack The Box is an online platform to test and advance one's skills in penetration testing and cyber security. and exchange ideas and methodologies with thousands of people in the security field. For companies, Hack The Box provides a wealth of information and experience for the security team.

Haines Security Solution specialises in providing high-quality professional security consulting services relating to antiterrorism and personal protection. The main office is located in Ventura, CA with satellite offices in St Marys, GA and Gurgaon, India. Assessments and Studies, Drill and Exercise Planning, Security Engineering Training and Security Criteria Development round out the company's core curriculum.

HALOCK is the only information security consulting advisory firm that combines the thought leadership and diagnostic capabilities of the premiere management consulting firms with deep technical expertise and a proven ability to get things done. Unlike other information security firms, HALOCK is both a strategic and technical security partner, demonstrating excellence in both analysis and execution.

Haphil Africa Securities is a young, fast growing security firm dealing with the provision of manned guarding, electronic security, security surveys, private investigations and general security consultancy in risk prevention, deterrence and minimisation.

HardHitting Videos is revolutionising the way companies communicate with the generation of digital media with its state-of-the-art communication portal. HHV Communication and Broadcasting system with its video production partners covers three core verticals i.e. Safety, Enterprises and Education.

Harper Morgan offers a range of award winning consultancy services to the international security sector. As a specialist security management consultancy, Harper Morgan's staff has worked in all sectors of global security marketplace including: manufacturing, integration, design consultancy, distribution, installation and training.

Heliguy is a drone company based in UK that provides a one-stop-shop for commercial operators across a range of industry verticals, including public safety, mining, agriculture, construction, inspections and media.

Helimedia is a specialist delivering Intelligence, Surveillance and Reconnaissance (ISR) equipment and consultancy in the military, public safety and security sectors. The company focuses on airborne surveillance and microwave communications systems as well as other core technologies such as Automatic Number Plate Recognition (ANPR), biometrics and mobile data applications for PDA’s.

Specialist close protection services Bodygaurd Personal escort Protection driver Surveillance

HSS is passionate about providing the best possible service and quality equipment. They specialise in installing all low voltage and safety equipment including: access control, security, telephone entry, fire, security cameras, DVR's, point-of-sale, telephone systems, music and sound, paging, cabling and networking.

High System Company provides integrated communication solutions for small to large enterprise customers in the competence security, CCTV & IP surveillance system, access control system, Time-Attendance solution, intrusion system, fire alarm system, public address system, metal detectors, EAS system, Audio-Visual intercom, and fire fighting system. The company also provides pre-sales training and consultancy services to organisations.

Hitachi Vantara elevates innovation advantage by merging operational and informational experience to offer a data partner with unprecedented range and depth in data management. It offers analytics, industrial expertise, technology and outcomes rolled into one great solution provider.

Founded in 2017, HITRUST Assessment XChange (XChange) is a wholly owned subsidiary of HITRUST Services Corp. HITRUST Assessment Exchange LLC is designed to provide an extension of an organisation’s third-party risk management programme. The HITRUST XChange Manager (XChange) streamlines and simplifies the process of managing and maintaining risk assessment and compliance information from third parties.

HIVE2040 is an R&D VC firm that leverages their entrepreneurial talents and diverse network of resource partners, combined with their experience, validation process and access to governments and enterprises across the globe to turbo-charge the growth of start-ups. The team has vast experience in companies betterment, alongside an extensive history of Large-scale investments and leading M&A’s and IPO’s.

Hoare Lea is a London-based firm of consulting engineers specialising in mechanical, electrical & environmental engineering. The company provides specialist security consulting services to clients across all market sectors. The services cover everything from feasibility studies, risk assessments and security strategies to detailed design and project management. Hoare Lea also offers services like fire engineering, lighting, communications, etc.

Pioneers in Wireless Home Security Solutions in Sri Lanka.

Horrizona Consults is one of the leading electronic security products dealers and professional installers across Nigeria. They stock, supply and install security devices and systems and partner with others in the design/consulting phase of relevant projects.