Holiseum

Holiseum delivers innovative cybersecurity solutions for the critical infrastructure organizations, as well as cybersecurity services and consulting.

Holiseum offers a holistic approach of cybersecurity by:

Providing services across the whole cybersecurity service value chain: from governance, audits, solutions, remediation to operations.
Adopting a transversal approach, throughout the organization processes and environments.
Developing a convergent approach with related disciplines such as Safety / Physical Security and Business Intelligence
Developing network and partnerships within the cybersecurity ecosystem.

Thus, with our methodological and technical expertise, and with a long in-the-field and hands-on experience, we can give industrial companies the means to materialize at scale their objectives in terms of Cybersecurity, especially for securing Critical Infrastructures.

Holiseum was acquired by Integrity360 in 2025.

Contact Information

Paris France

Print Email Friend Add to Favorites Report Listing

Categories:
Consulting Services
Critical Infrastructure Security
Cyber-Physical Systems Security
Governance, Risk & Compliance
Training & Education

Real Attacks. Real Tools. Real Scenarios.
Schedule a demo

Sign Up: Cyber Security Intelligence Newsletter

Directory of Suppliers

Alvacomm

Alvacomm offers holistic VIP cybersecurity services, providing comprehensive protection against cyber threats. Our solutions include risk assessment, threat detection, incident response.

Authentic8

Authentic8 transforms how organizations secure and control the use of the web with Silo, its patented cloud browser.

DigitalStakeout

DigitalStakeout enables cyber security professionals to reduce cyber risk to their organization with proactive security solutions, providing immediate improvement in security posture and ROI.

Jooble

Jooble is a job search aggregator operating in 71 countries worldwide. We simplify the job search process by displaying active job ads from major job boards and career sites across the internet.

NordLayer

NordLayer is an adaptive network access security solution for modern businesses — from the world’s most trusted cybersecurity brand, Nord Security.

Ethio-CERT

National Cyber Emergency Readiness and Response Team of Ethiopia.

Research Institute in Trustworthy Industrial Control Systems (RITICS)

RITICS is one of three Research Institutes formed as part of the UK National Cyber Security Strategy.

CyberSource

CyberSource provides online payment and fraud management services for medium and large-sized merchants.

Operational Center for Information Systems Security (COSSI)

COSSI is responsible for the detection and mitigation of cyber attacks directed at French Government information systems.

Viavi Solutions

Viavi Solutions is a global leader in both network and service enablement and optical security performance products and solutions.

miniOrange

miniOrange is a cloud and on-premise based identity and access management (IAM) solution provider.

QNu Labs

QNu Labs’s quantum-safe cryptography products and solutions assure unconditional security of critical data on the internet and cloud across all industry verticals, globally.

Bolster

Bolster (formerly RedMarlin) is an AI-based cyber-security platform designed to detect phishing and fraudulent sites in real-time.

Adit Ventures

Adit Ventures is a venture capital firm with a focus on dynamic growth sectors including AI & Machine Learning, Big Data, Cybersecurity and IoT.

AEWIN Technologies

AEWIN is professional in the fields of Network Appliance, Cyber Security, Server, Edge Computing and an ODM/OEM expert.

Contechnet Deutschland

Contechnet Deutschland started as a specialist in the area of IT disaster recovery and has since broadened its portfolio into information security and data protection.

SquareX

Squarex secures your online activities without compromising productivity.

ThreatCaptain

ThreatCaptain is a Cybersecurity Leadership Development Company driven to enhance and illuminate cybersecurity risk through strategic alignment and informed business decision-making.

Resmo

Resmo is an all in one platform for SaaS app and access management for modern IT teams.

SecureDApp

SecureDApp is a blockchain security company that specialises in offering comprehensive security solutions to companies operating in the web3 space.

Transcendental Technologies

Transcendental is a consulting organization which specializes in customized assurance services in the fields of Localization, Mobile Software Solutions, Web Design, Cyber Security & Cyber Forensics.