Most Private Equity (PE) firms discover their portfolio's cyber risk at the worst possible time, during buyer due diligence. Here is what they find, and what it costs.

Healthcare companies routinely share Protected Health Information (PHI) with third-party vendors, payroll platforms, billing software, cloud storage, and marketing tools. The majority have never executed a HIPAA, PIPEDA, or state/provincial health privacy-compliant Business Associate Agreement (BAA) with any of them.
The consequence is severe: if any vendor suffers a breach involving that company's patient data, the full regulatory liability flows back to the portfolio company, not the vendor. Fines range from $100K to $2M per violation, per incident. In a typical healthcare company with 15 to 20 vendors touching patient data, the compounded unmitigated exposure is enormous, yet this liability almost never appears on a risk register until due diligence forces it into the open.
→ Conduct a full vendor data-flow audit to identify all third parties with PHI access
→ Classify vendors by data sensitivity and regulatory obligation (HIPAA / PIPEDA / State)
→ Execute compliant BAAs with all in-scope vendors within 30 days
→ Implement a BAA lifecycle tracker to flag renewals, amendments, and new vendors
→ Establish a vendor onboarding policy requiring BAA execution before data access is granted
When a ransomware attack hit one mid-market healthcare portfolio company, they had no incident response plan, no designated decision-maker, and no pre-established relationship with a forensics firm. Leadership spent the first 36 hours debating whether to pay the ransom, while systems were down and patient data was being actively exfiltrated.
This is not an isolated story. Many healthcare companies have no tested Incident Response Plan. And the data is unambiguous: a significant portion of the average $10.9M healthcare breach cost IBM reported for 2023 is not the breach itself, it is the organisational paralysis that follows when no one has rehearsed for it.
→ Develop a written IRP aligned to NIST 800-61 covering Identify, Contain, Eradicate, Recover, Review
→ Designate a cross-functional Incident Response Team (IRT) with clear decision-making authority
→ Pre-establish retainer relationships with a cyber forensics firm and breach counsel
→ Conduct a full tabletop simulation exercise (ransomware scenario) within 60 days
→ Schedule semi-annual IRP reviews and annual tabletop exercises post-implementation
Most healthcare companies in the $10M to $100M revenue range have never had a Virtual or Fractional CISO, a fractional security leader, or even a security-aware IT lead. They have a Managed Service Provider managing their endpoints, and hope managing their risk. Strategic acquirers and their advisors have become increasingly sophisticated at identifying this void. They use it, entirely legitimately, to reprice deals, extend timelines, and demand escrow holdbacks. In three recent PE healthcare transactions, cyber findings in due diligence produced an average deal adjustment of 4 to 6% of enterprise value.
→ Engage a Virtual/Fractional CISO 12 to 18 months before a planned exit process begins
→ Commission a pre-exit cyber risk assessment to surface and remediate all material findings
→ Build a security programme narrative (policies, roadmap, metrics) that holds up under diligence scrutiny
→ Produce a Board-ready security report that proactively addresses acquirer concerns
→ Implement security awareness training to close human-layer gaps buyers frequently probe
Gap | What a buyer's diligence team asks for | Evidence that closes the finding | Timeline from the post |
|---|---|---|---|
Missing BAAs | Every vendor with PHI access and the signed BAA for each | Vendor data-flow audit, classification by HIPAA / PIPEDA / state obligation, executed BAAs, lifecycle tracker, BAA-before-access onboarding policy | BAAs executed within 30 days |
No Incident Response Plan | Written plan, named decision-maker, proof it was exercised | IRP aligned to NIST SP 800-61, named Incident Response Team, forensics and breach counsel retainers, tabletop record | Ransomware tabletop within 60 days |
Security leadership void | Who owns security risk and what the programme looks like on paper | Virtual or Fractional CISO, pre-exit risk assessment, policies, roadmap, metrics, Board-ready report, awareness training records | Engage 12 to 18 months before exit |
All three together | Cyber posture versus deal price | A programme narrative that survives diligence without repricing, delays or escrow holdbacks | 90 days for a fractional CISO to resolve all three |
A pre-exit cyber risk assessment is not the right first step for every portfolio company. If the business does not handle PHI, the BAA gap does not apply, and the exercise becomes a general security review rather than a healthcare compliance one. If exit is more than three years away and the company is still building its core product, spend on foundational controls first: MFA, backups, asset inventory and a basic incident plan. A polished diligence narrative built on missing basics will not hold up.
If the company already has an accountable security lead, a tested incident response plan and a vendor register with signed agreements, you need a light refresh and a Board report, not a full engagement. And if the buyer is a financial sponsor with no plan to integrate systems, cyber findings still matter, but repricing pressure is usually lower than with a strategic acquirer.
In those cases, run the free baseline assessment, fix what it flags, and revisit the question 12 to 18 months before you expect to go to market.
The single most important question Operating Partners can ask before any exit conversation is this: if a sophisticated buyer's cyber advisor walked through our portfolio company tomorrow, what would they find?
The three gaps described above are not exotic edge cases. They are the default state of most PE-backed healthcare companies that have grown without dedicated security leadership. And because they are invisible on most internal dashboards, Operating Partners routinely walk into exit processes with material cyber risk they don't know they're carrying.
The problem is not that these risks are hard to fix. The problem is that most portfolio companies never get the independent assessment that would tell them the risks are there.
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