Best fractional COOs in the UK

12 firms and practitioners offer fractional COO work in the UK, counting those that work worldwide. First on the list are Leadership Services, Purpose In Action and Simon Wakeman, Fractional COO. 4 publish a monthly fee, from $2,280 to $8,255 a month. The other 8 quote.

Updated 21 Oct 2026 Listed 12 Order published rule

Three months is the common minimum, and integrator-style engagements often run 6 to 24 months while the operating system takes hold.

4

Slight Edge

Solo practitioner, Austin, US. COO. Healthcare. $1M to $20M.

Serves US, UK, Australia, Canada
$6,000 per month, 6 month minimum
5

Catalant

Marketplace. COO, CSO.

3 named clients Serves Global
Fee on request
6

Fractional Jobs

Marketplace. CFO, CMO, COO, CRO, CTO, CPO, CHRO.

Serves US, UK, EU, Australia, Canada
Fee on request monthly retainer
7

Fractionus

Marketplace. CFO, CMO, COO, CRO, CTO, CPO, CHRO, CAIO, General Counsel.

4 named clients Serves US, UK, EU, Australia
Fee on request no minimum
10

Toptal

Marketplace. CFO, CMO, COO, CTO, CPO.

3 named clients Serves Global
Fee on request
11

Umbrex

Collective. CFO, CMO, COO, CTO, CPO, CHRO.

Serves Global
Fee on request

How this list is built. Every firm and practitioner here offers fractional COO work on its own site and serves the UK or works worldwide. Order is editor's pick, then a published fee, then name. Nobody pays to appear or to move up. Full methodology.