Technology Leadership
What Is a Fractional CISO? Security Leadership on a Retainer
A fractional CISO gives your business accountable security leadership, at board level, on a retainer, without a full-time hire.
Get Expert AdviceCommon Misconceptions
The most common misconceptions about this role:
- Cyber is a board risk but a full-time CISO is a £150k+ commitment.
- You have compliance obligations and nobody who can own them.
Our Methodology
The Fractional CISO Operating Model: risk ownership, policy, compliance, board reporting, delivered on a part-time retainer.
What Starkhorn Brings
fractionalciso.com ranks in the US. UK gap is wide open. Starkhorn positions as the UK fractional CISO practitioner.
Starkhorn does not subcontract or use associate networks. You work directly with Daniel Jacobs from the first conversation through to delivery.
Who This Is For
This service is designed for:
- Regulated businesses
- financial services
- professional services
- PE portfolios
This is not the right fit for: Startups without meaningful data or regulatory exposure.
Frequently Asked Questions
What is a fractional CISO?
A fractional CISO is a senior technology or security leader responsible for strategy, governance, and delivery within an organisation. They set direction, manage risk, and ensure technology serves business objectives. In smaller or PE-backed businesses this role is often filled on a fractional or interim basis rather than as a full-time appointment.
What does a typical Starkhorn engagement cost?
Engagements are structured as monthly retainers or fixed-term day-rate assignments. The cost depends on scope and time commitment. We are transparent about pricing from the first conversation and will give you a clear indication on the call.
What experience does Starkhorn bring?
Starkhorn is led by Daniel Jacobs, with 20+ years in technology and security, 15+ of them in leadership roles. He has served as CIO, CISO, and interim technology director for organisations including VetPartners (BC Partners-backed, GBP1.2bn) and Jardine Motors Group (GBP2bn turnover). He holds PRINCE2, ITIL Foundation, and is a Full Member of the Institute of Interim Management.
Does Starkhorn work with businesses outside London?
Yes. We work with clients nationally and, for some engagements, internationally. Much of our advisory work is delivered remotely, with on-site presence when needed. Location has not been a barrier for any of our clients.
What is the first step to working with Starkhorn?
Book a no-obligation conversation using the link on this page. In 30 minutes we will understand your situation, tell you honestly whether we are the right fit, and outline what a first engagement would look like. There is no sales process and no pressure.
Next step
Talk to a Senior Technology Leader
Starkhorn provides fractional CIO, CISO, and interim technology leadership for growing businesses. If you would like to understand whether this kind of support makes sense for your situation, book a no-obligation conversation.
Book a Conversation