Interim management UK

Interim management UK: C-level interim executives, on site within days

For mid-sized companies, PE-owned businesses and boards that need a senior leader fast.

Reviewed by Oliver Herzog, Managing Partner · Last updated October 2026

We put an experienced interim executive into the business within days, manage the assignment ourselves and combine it with a fixed-fee rescue plan where the situation needs it. We don’t place managers and step back. This page is for organizations that need an interim leader.

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Definition

What is interim management?

Interim management is the temporary appointment of an experienced executive to lead a business or function for a defined period.

In the UK most interim managers are self-employed and engaged through an agency, a network or a consultancy that manages the assignment.

Situations

When UK businesses need an interim executive

A sudden vacancy

The CEO, managing director or founder leaves and no successor is ready.

A crisis or turnaround

Liquidity pressure, a covenant breach or a lender ultimatum. See turnaround management in the UK.

A transition

An acquisition, merger, carve-out or sale needs someone to hold the business steady.

A transformation

A major change program needs a leader whose only job is to deliver it.

Investor oversight

A PE or VC owner needs a hands-on operator inside a portfolio company.

Compare

Agency, recruitment company or consultancy: Which do you need?

Search for interim agencies and you will find three kinds of provider. They work differently.

ProviderWhat you getBest for
Recruitment agencyA shortlist of candidates, then the agency steps backFunctional roles with a clear brief
Interim networkA matched manager, with light follow-upPlanned gaps and projects
Consultancy-led (Octobiz)A senior leader plus a rescue plan, managed to resultsBusinesses under pressure

If you need a quick shortlist for a functional role, a recruitment company may suit you better. If you need a senior leader and a plan for a business under pressure, that is our work.

How we work

How our interim management process works

Step 01 of 05

Day 1

First call

We talk through the situation, the role and the urgency.

Days 2 to 5

Scoping

We agree the role and whether the mandate needs a scan and a rescue plan alongside it.

Within days

Start

The interim executive is in place within days of agreement.

Weeks 1 to 3

Scan and plan, if needed

An RXI™ scan within 3 working days, then a fixed-fee rescue plan in about three weeks.

Months 1 to 18

Implementation

Measured against liquidity, EBITDA and revenue, reported monthly.

Why Octobiz

Why Octobiz

Accountable for the outcome

We manage the assignment ourselves.

Senior operators

Executives with their own P&L responsibility who have worked through real crises.

Leadership and plan in one mandate

No leader without a plan, and no plan nobody owns.

Faster, sharper decisions

AI-assisted diagnostics sit alongside senior judgment.

FAQ

Interim management UK: FAQ

Which are the best interim management companies in the UK?

There is no official client ranking. The Institute of Interim Management publishes annual provider rankings voted by interim managers, including its “Leading Interim Management Service Providers for 2026”, announced in May 2026. Compare track record, speed to start and accountability.

Which agency specializes in C-suite interim management?

C-suite interim management is offered by recruitment agencies, executive search firms and consultancy-led providers. Octobiz is not a recruitment agency: It specializes in senior mandates in pressure situations and manages each one itself.

Is London the best place to find an interim executive?

London has the most agencies, but office location matters less than how fast a vetted executive can start. We place partners on site across the UK within days.

Do you cover Scotland, Wales and Northern Ireland?

Yes. Because an interim manager works inside your business, availability and experience matter more than the provider’s address.

What should a UK interim provider deliver?

A proven leader quickly and measurable objectives from day one. Octobiz combines that with a 3-working-day scan and a fixed-fee rescue plan when needed.

Backed by a senior team

Who leads your interim mandate

A small, senior team instead of a junior pyramid. Three partners lead every mandate in person. Our Chief AI Developer and his team build the tools that make them faster.

Oliver Herzog

Oliver Herzog

Managing Partner
Aurelio Doetsch

Aurelio Doetsch

Partner
Kevin Waugh

Kevin Waugh

Partner
James Kowalske

James Kowalske

Chief AI Developer

Meet the partners, analysts and AI developers

Confidential · Senior-led · Fixed fee to start

The earlier the call, the more options remain.

Every request is read by a partner and answered personally, in strict confidence. One conversation is enough to know whether we can help.