Commercial due diligence tenders and contracts
UK public sector, covering 600+ buyer sites
59 contracts awarded in the 24 months to 12 October 2026
Updated 12 October 2026 · compiled by BidSkim Limited · How we count
Commercial due diligence contracts ,
59 contracts across the UK, of any size
The latest commercial due diligence contracts awarded
External review of major contractor’s published financial accounts
Investigative Due Diligence
Lower Thames Crossing Vendor Due Diligence - Business Readiness Assessment
Financial Due Diligence on Funding Request for Tata Steel
PwC won the most commercial due diligence contracts
EY won the most by value. Each dot is one contract, coloured by who bought it.
| Rank | Contractor | Contracts won, by buyer | Contracts | Value won | Buyers | Share |
|---|---|---|---|---|---|---|
| 1 | PwC South East · See every contract | 9 | £3.4m | 7 | ||
| 2joint | EY West Midlands · See every contract | 7 | £3.4m | 5 | ||
| 2joint | Kroll | 7 | £463k | 3 | ||
| 4 | Deloitte London · See every contract | 5 | £2m | 4 | ||
| 5 | KPMG North East · See every contract | 4 | £426k | 3 | ||
| 6joint | Cambridge Consultants Limited SME · See every contract | 2 | £450k | 1 | ||
| 6joint | BDO Scotland · See every contract | 2 | £270k | 1 | ||
| 6joint | Carter Jonas | 2 | £221k | 2 | ||
| 6joint | Grant Thornton Yorkshire and the Humber · See every contract | 2 | £220k | 2 | ||
| 6joint | DNV | 2 | £186k | 1 |
20 more commercial due diligence contractors ranked. See the full ranking →
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25 buyers awarded commercial due diligence contracts
Contracts with a published value in the last 24 months, from the type of buyer to the size of the contract.
7 buyers bought commercial due diligence more than once in the last 24 months
Each dot is a buyer, by how many commercial due diligence contracts it awarded in the last 24 months.
See who they are and when they usually buy →
Few and big, or many and small
Each dot is a buyer: how many commercial due diligence contracts it awarded against what they were worth. The busiest and biggest are named.
Top buyers by contracts awarded
| Rank | Buyer | Contracts | Value |
|---|---|---|---|
| 1 | NATIONAL WEALTH FUND LIMITED | 23 | £2.8m |
| 2 | Department for Energy Security and Net Zero (DESNZ) | 4 | £1.7m |
| 3 | Homes England | 4 | £454k |
| 4 | UK Space Agency | 3 | £660k |
| 5 | Caledonian Maritime Assets Ltd | 3 | £420k |
| 6 | UK Shared Business Services (UK SBS) | 2 | £661k |
| 7 | Tees Valley Combined Authority | 2 | £134k |
| 8 | West Midlands Combined Authority | 1 | £1.6m |
| 9 | Highways England | 1 | £1.4m |
| 10 | Department for Business and Trade | 1 | £1m |
Half of commercial due diligence contracts are worth less than £135k
Every contract with a published value, on a log scale, coloured by who bought it.
The 10 biggest contracts hold 59% of the money
Coloured by who bought it.
- West Midlands Combined AuthorityPwC · 23 Jul 2026
- Department for Energy Security and Net Zero (DESNZ)Deloitte · 25 Jun 2025
- Highways EnglandEY · 26 Aug 2026
- Department for Business and TradeEY · 7 Aug 2026
- University of KentPwC · 4 Nov 2025
- UK Space AgencyEY · 27 Mar 2026
- UK Shared Business Services (UK SBS)Moody's · 8 Nov 2024
- Low Carbon Contracts Company LtdPwC · 20 May 2025
- NATIONAL WEALTH FUND LIMITEDOliver Wyman · 28 Dec 2025
- NATIONAL WEALTH FUND LIMITEDDeloitte · 6 Jul 2025
London awards the most commercial due diligence contracts. November and June are the busiest months.
Contracts by region and by month awarded. Click a region to filter the page.
See the regions as a table
| Region | Contracts | Value |
|---|---|---|
| London | 5 | £2.3m |
| South East | 4 | £1.3m |
| Scotland | 4 | £590k |
| North East | 3 | £214k |
| West Midlands | 3 | £3.1m |
| Yorkshire and the Humber | 2 | £199k |
| South West | 1 | £413k |
| North West | 0 | Not published |
| East Midlands | 0 | Not published |
| East of England | 0 | Not published |
| Wales | 0 | Not published |
| Northern Ireland | 0 | Not published |
- 59%
of the money is in the 10 biggest commercial due diligence contracts.
Of 57 contracts with a published value. - 15%
of commercial due diligence contracts are won by SMEs.
As recorded by the buyer, on 52 award notices. - 29%
of commercial due diligence contracts are awarded in November and June.
17 of 59 contracts.
Questions
How many commercial due diligence contracts does the UK public sector award?
59 in the 24 months to 12 October 2026, from 25 public buyers.
How much is a typical public sector commercial due diligence contract worth?
The median is £135k, and 81% are worth less than £250k.
Who wins the most public sector commercial due diligence contracts?
PwC won the most (9). EY won the most by value (£3.4m).
What is included
Advisers review the finances, commercial case and terms of a counterparty, investment or transaction before the buyer commits, reporting red flags and risks.
- Financial due diligence on a company, investment or counterparty
- Commercial due diligence on markets and business plans
- Red flag reviews for property and financing transactions
- Review of financial details and proposed indemnity terms
- Financial standing checks on suppliers
What is not included
- Independent business reviews of distressed companies (see Restructuring and insolvency services)
- Valuations and structuring of a transaction (see Transaction advisory)
- Property valuations (see Property valuation)
- Engineering and technical due diligence (see Technical assurance)
- Legal due diligence (see Legal)
- Company and credit data subscriptions (see it software (it.data.company and business information))