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Interim CISO Services

Interim CISO Services: Cybersecurity Leadership That Protects What Matters Most

Deploy an experienced interim CISO rapidly. When security incidents threaten operations, compliance deadlines loom, or leadership gaps expose vulnerabilities, CXO Partners delivers proven cybersecurity executives who fortify defenses, establish security frameworks, and protect critical assets for mid-market companies.

Our interim CISOs have spent decades guiding organizations through critical security inflection points, building enterprise security programs from foundation to maturity, responding to breaches and cyber incidents, implementing compliance frameworks, and transforming security operations into strategic business enablers. No learning curve. No long-term obligation. Just authoritative information security leadership precisely when your organization needs it most.

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When You Need an Interim CISO

Information security leadership vacancies create immediate exposure to cyber threats, regulatory penalties, and operational disruption. CXO Partners interim CISOs step in during your organization's most vulnerable moments to provide expert, decisive guidance.

Our Interim CISO Services Address:

Expand Sudden CISO Departure

Your Chief Information Security Officer left unexpectedly, leaving security strategy, team direction, and board reporting in uncertainty

Expand Security Incident Response

You've experienced a breach, ransomware attack, or data exposure requiring immediate executive-level crisis management and remediation

Expand Compliance Mandate Pressure

You're facing SOC 2, ISO 27001, HIPAA, PCI-DSS, or other regulatory requirements with approaching audit deadlines

Expand Rapid Growth Security Gaps

Your company is scaling quickly and security maturity hasn't kept pace with expansion, creating escalating risk exposure

Expand M&A Security Integration

You're consolidating security operations, harmonizing policies, or assessing acquired company vulnerabilities post-transaction

Expand Board and Investor Requirements

Stakeholders demand credible cybersecurity leadership to demonstrate security posture during funding rounds or governance reviews

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Are you experiencing operational, market, strategic or leadership disruptions?

Industries We Serve

CXO Partners interim CISOs bring specialized expertise across the sectors facing the most sophisticated cyber threats. We understand the unique security challenges, regulatory landscapes, and risk profiles that define protection in your industry, from healthcare patient data security to financial services fraud prevention, SaaS infrastructure hardening to manufacturing operational technology protection.

Our fractional CISO executives have served as chief information security officers in your sector, understand your threat landscape, and know what auditors, regulators, and boards expect. Whether architecting zero trust frameworks, responding to security incidents, or establishing security governance, our interim CISOs deliver leadership grounded in real operational experience within your market.

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Proven Expertise Across Your Industry

When you engage a CXO Partners interim chief information security officer, you're not hiring a generalist learning your threat environment at your expense. You're securing a cybersecurity executive who has already addressed the information security challenges confronting you in organizations like yours, with boards like yours, and with regulators familiar with your sector. Whether building security operations centers, implementing identity and access management, conducting risk assessments, or managing security vendor relationships, our interim CISOs provide leadership grounded in proven operational experience within your market.

Software & Technology

Cloud security architecture, DevSecOps implementation, API security frameworks, SaaS security posture management, software supply chain security, and application security programs for high-velocity development environments.

Healthcare and Life Sciences

HIPAA compliance programs, protected health information security, medical device security, clinical system protection, research data security, and healthcare-specific threat detection and response capabilities.

Financial Services and FinTech

Financial data protection, fraud prevention systems, payment card security, regulatory compliance frameworks, transaction monitoring, third-party risk management, and cyber resilience for financial operations.

Manufacturing and Distribution

Operational technology security, industrial control system protection, supply chain security, intellectual property protection, network segmentation strategies, and securing legacy manufacturing environments.

Consumer and Retail

E-commerce security, point-of-sale protection, customer data privacy, payment processing security, retail fraud prevention, and omnichannel security architecture for consumer-facing platforms.

Business Services

Client data protection, professional services security frameworks, multi-tenant security architecture, confidentiality controls, secure collaboration platforms, and enterprise security program development.

Find The Right Interim CISO For Your Organization

A CXO Partner Interim CISO can immediately assess security posture, stabilize defenses, provide authoritative leadership, and execute a security strategy that protects your business from evolving cyber threats.

Vigilant

Our interim CISOs bring calm, expert leadership during your most critical security moments. Whether navigating breach response, compliance crises, or security transformation, they quickly evaluate threats, establish priorities, and create the security clarity your business requires to operate with confidence.

Strategic

Count on our fractional CISO leaders to focus relentlessly on your most pressing security priorities. From aligning security investments with business risk, to implementing detection and response capabilities, to establishing security processes that scale with growth, they deliver the cybersecurity leadership and execution that mid-market companies need to remain protected.

Proactive

Our interim CISOs don't simply react to threats; they anticipate and prevent them. They architect defense-in-depth strategies, implement security awareness programs, establish incident response capabilities, build high-performing security teams, and create security foundations that position your company for sustainable growth without compromising protection.

Why Speed Matters in CISO Transitions

Velocity is critical when facing an information security leadership gap. CXO Partners deploys interim CISO talent faster than traditional executive search or consulting alternatives, without compromising expertise or experience.

Every day without a CISO generates mounting risks that expose your business to cyber threats, regulatory violations, and stakeholder concern. Critical security decisions get delayed or made without proper risk analysis. Board reporting deteriorates, creating governance issues. Your security team lacks direction and effectiveness suffers. Investors, customers, and partners grow anxious about data protection and compliance posture.

Strategic initiatives, from cloud migrations to system implementations, pause when there's no security leader to evaluate and approve them forward. Meanwhile, a traditional CISO search can extend well beyond expectations, during which security vulnerabilities accumulate, compliance gaps widen, incident response capabilities weaken, and your existing team stretches beyond their expertise managing responsibilities they weren't hired to handle.

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Results from the clients we’ve served

columbia forest products

CXO Partners provided invaluable support to our organization through their comprehensive assessment and recommendations across our ERP, Enterprise Project Management, and Product Development processes. We deeply value their partnership and the lasting impact of their work. - Jeff Wakefield, VP Ops, Columbia Forest Products

Columbia Forest Products
cloudli

CXO Partners' strategic transformational roadmap drove quick wins and long-term improvements. Their genuine empathy and hands-on approach fostered trust, collaboration, and innovation. - Jamie Minner, CEO, Cloudli

Cloudli
Interim CIO
united community bank

We engaged with CXO Partners to provide interim Chief Audit Executive services and their consultant was a perfect fit for the United Community culture. We truly benefited long term by their wealth of experience and knowledge to develop a higher performing audit function as we searched for a permanent Chief Audit Executive. - Rob Edwards, EVP, Chief Risk Officer, UCBI

United Community Bank
Executive Services
bostwick braun

"CXO Partners' transformation leadership was key to our turnaround at Bostwick Braun. They aligned our IT team, prioritized our technology enablement efforts, drove critical changes, and helped put the company back on a solid growth path. Their impact was immediate and lasting."

- Peter Richichi, CEO, Bostwick Braun

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Let’s Begin

We enable businesses to focus on core competencies by providing flexible, customized professional services supporting our clients’ strategic objectives.

Schedule a 15-minute call with our team.

We’ll listen to your needs and quickly provide options.

Your interim executive is ready to make an impact right away.

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Our Team

chris-gwiazda

Chris Gwiazda

Operating Partner
Mike Casey

Mike Casey

Managing Partner; Co-Lead Turnaround & Restructuring
len cuoco cxo partners

Len Cuoco

Operating Partner CFO Practice; Interim CFO
Bill Keneally

Bill Keneally

Operating Partner, CFO Practice; Interim CFO
michael levine

Michael Levine

Operating Partner CFO Practice; Interim CFO
mark livingston cxo parnters

Mark Livingston

Operating Partner; Interim CFO; Co-Lead Industrials & Energy sectors

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Frequently Asked Questions About Interim CISO Services

Expand How is an interim CISO different from a security consultant?

An interim chief information security officer assumes the actual executive role with full operational authority. They own security outcomes, manage your security team, report directly to your CEO and board, control security budgets, and execute strategy with complete accountability. Consultants typically provide assessments and recommendations without implementation responsibility or organizational authority. Our interim CISOs don't just audit and advise; they hire, establish policies, respond to incidents, manage vendor relationships, and drive daily security operations. Your security team reports to them, security tools go through their approval, and they're evaluated on risk reduction and security posture improvement, not deliverables.

Expand Will an interim CISO work with our existing security team or bring their own?

Interim CISOs work with and develop your existing security talent whenever possible. They assess current capabilities, identify skill gaps, optimize team structure and responsibilities, and frequently unlock effectiveness you didn't realize existed. When necessary, they'll augment with specialized fractional security talent or managed security service providers, but the priority is maximizing your current investment in people and technology. Many clients discover that their existing team performs at much higher levels under experienced leadership; what appeared to be a capability deficit was actually a leadership, process, or strategic gap.

Expand Can a fractional CISO handle both compliance requirements and threat protection?

Absolutely. Our interim CISOs are complete cybersecurity executives who understand that compliance and security operations are complementary elements of comprehensive risk management. They can architect compliance frameworks that satisfy auditors while simultaneously implementing threat detection, incident response, and security monitoring capabilities that protect against real-world attacks. Whether you need to pass an audit, prevent breaches, or address both simultaneously, our fractional CISO leaders bring the strategic depth and technical expertise to deliver across multiple security dimensions.

Expand What level of access does an interim CISO have to company information and systems?

Interim CISOs function as full executive team members with appropriate access to all systems, networks, security tools, incident data, audit reports, and board materials. They require complete visibility into your infrastructure and operations to assess risks accurately and make informed security decisions. We execute comprehensive NDAs and maintain strict confidentiality standards. Our cybersecurity executives have protected sensitive information for dozens of mid-market companies and understand fiduciary responsibilities. They're vetted for integrity, discretion, and security clearance history, not just technical expertise.

Expand What happens when the interim CISO engagement ends?

We architect the transition from the initial engagement. Depending on your circumstances, we can support the recruitment of a permanent CISO while the interim leads security operations, transition leadership to an internal candidate we've developed for promotion, or convert to a fractional CISO model for ongoing strategic guidance and oversight. Our information security leaders document policies, establish sustainable security processes, and transfer institutional knowledge systematically so when they depart, your security function is stronger, more mature, and positioned for continued protection independently.

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