Penetration Testing
Real-world attacks against your applications, networks, and cloud - so you find the weaknesses before an adversary does.
Learn more →Cybersecurity Consulting
Custom cybersecurity, built around your business.
Inttelio is a cybersecurity consulting firm in Chicago (Palatine, IL), serving clients nationwide. We deliver penetration testing, vCISO leadership, and compliance - tailored programs that reduce real risk and scale across cloud, on-premise, and hybrid environments.
Trusted by security-conscious teams
Crafty Konverse CalendarBridge Remprex LLC A leading real estate firm
Services
Security services that fit your risk, not a template
From a single engagement to an ongoing partnership, we meet you where you are.
vCISO
Executive security leadership and strategy - the expertise of a CISO without the cost of a full-time hire.
Learn more →Compliance Solutions
Audit-ready compliance across the frameworks your customers and regulators expect.
Learn more →Incident Response
Fast containment and recovery when it matters most, plus the hardening to prevent a repeat.
Learn more →Products
Security tooling built by our team
Beyond consulting, we build products that put adversary-grade visibility in your hands.
✦ Powered by frontier AI models ● Coming Soon
Meet OsintR
Continuous, AI-driven analysis of your external threat landscape.
OsintR maps your organization’s true internet-facing footprint and applies the latest AI models to surface the exposures traditional scanning misses - unsanctioned Shadow IT, Shadow DevOps, leaked credentials & secrets, forgotten assets, and risky misconfigurations. Passive, authorized, and always-on, so you see your attack surface the way an adversary does - before they do.
Shadow IT discovery Shadow DevOps Exposed credentials & secrets Forgotten & orphaned assets AI-prioritized findings
● Coming Soon
OSCALIQ
Compliance, in OSCAL, without the pain. OSCALIQ helps teams move their FedRAMP System Security Plan and supporting documentation into NIST OSCAL, then keeps it accurate and audit-ready as your system evolves. A standalone product from the Inttelio team.
Join the waitlistWhy custom matters
Generic security creates a false sense of safety
Every organization has a different stack, threat model, and set of obligations. We start by understanding yours - then build controls that address the risks that actually apply to you.
- Proactive monitoring, vulnerability management, and threat intelligence
- Compliance with ISO 27001, NIST, SOC 2, GDPR, and CPRA
- Scalable services that grow with your business
- Hands-on operational support, not just a report
A partner, not a vendor
We embed with your team to make security practical and sustainable - translating findings into prioritized action and measurable risk reduction.
- Clear, prioritized findings
- Remediation guidance and retesting
- Executive-ready reporting
Let’s build your security plan
Tell us about your environment and goals. We’ll outline a customized approach - no pressure, no jargon.
Contact us