At a glance · for buyers and watchdogs
H Clarke & Sons Limited T/A HCS Mechanical Services has won £3.9m across 18 public-sector buyers, with 7 live contracts. No active Companies House risk flags.
Why: top buyer North Yorkshire County Council at 66% · 0 active risk flags · 0 modifications.
ESG & policies vault · 0/5
Key governance & sustainability policies. Published documents link out; missing ones are greyed.
Capabilities
What this supplier does, where they sit, who they sell to.
- Hard Facilities Management 2020-2024
- Drainage Works - Planned Maintenance, Minor Installations and Responsive Repair Works for Operational, Schools and Commercial Buildings
- Quotation for Sewage Treatment Packages and Associated Drainage Works, Worden Park, Leyland PR25 1DJ
- Subcontractors - Lots 8,12 and 18.
Extracted automatically from hclarkeandsons.co.uk on Jul 2026. Not independently verified — treat as the supplier’s own marketing claims.
Case studies
Delivery stories the supplier has published, with sector and outcome.
No case studies yet
Once a claimed supplier publishes delivery stories — the buyer, the sector, what was delivered and the outcome — they appear here.
Buyer references
Named public-sector contacts who have agreed to act as a reference.
No buyer references yet
Public-sector buyers can confirm they'll act as a reference for this supplier. Confirmed references — with the contract they relate to — show here.
Accreditations & memberships
Independently issued. Verification dates cross-checked against issuer registers.
No accreditations recorded
B-Corp, ISO, Cyber Essentials, Living Wage and similar credentials appear here once added by a claimed supplier and cross-checked against the issuing register.
KPI performance
Delivery, budget and satisfaction scores reported quarterly by buyers.
No verified KPI scores yet
Once buyers report contract KPIs — delivery on time, on budget, satisfaction, adoption and accessibility — a weighted grade and breakdown appear here.
Contracts · 7 live · 11 historic
Pulled from Contracts Finder & Find a Tender. Most recent first.
| Title | Buyer | CPV | Awarded | Value | Term | Status |
|---|---|---|---|---|---|---|
| North Yorkshire Police | 50700000 | 01 Apr 2024 | £197k | 12 mo | Closed | |
| South Ribble Borough Council | 45232452 | 24 Jul 2023 | £53k | 2 mo | Closed | |
| NORTH TYNESIDE COUNCIL | 45111240 | 01 Apr 2020 | £75k | 2 yrs | Closed | |
| North Yorkshire County Council | 50000000 | 01 Feb 2020 | £2.6m | 4 yrs | Closed | |
| City of York Council | 45211100 | 01 Aug 2019 | — | 3 yrs | Closed | |
| Cumbria County Council | 45000000 | 22 Jul 2019 | £41k | 1 mo | Closed | |
| Richmondshire District Council | 50720000 | 01 Apr 2018 | £140k | 12 mo | Closed | |
| Barnsley Metropolitan Borough Council | 50000000 | 02 Oct 2017 | £188k | 3 yrs | Closed | |
| Leeds Beckett University | 45350000 | 24 Jul 2017 | — | 12 mo | Closed | |
| Yorkshire Purchasing Organisation | 39141100 | 26 Apr 2017 | — | 4 yrs | Closed |
Top buyers · 18 buyers · top 3 = 87%
Share of awarded value. Concentration fires above 40% for any single buyer.
Geography
Distribution of awarded value by buyer region.
Peers
Suppliers with overlapping CPVs & buyers (last 24m). H Clarke & Sons Limited T/A HCS Mechanical Services highlighted.
| Supplier | SME? | Awarded · 24m | Contracts |
|---|---|---|---|
| Yes | £35.4m | 2 | |
| No | £28.1m | 2 | |
| No | £18.8m | 2 | |
| No | £12.5m | 1 | |
| No | £11.0m | 1 | |
HC H Clarke & Sons Limited T/A HCS Mechanical Services | Yes | — | — |
Red flags · 0 active
Automated scan of Companies House status, charges and insolvency records.
Compliance scorecard
Derived from Companies House filings — not a full supplier-assurance check.
Modifications
Variations to awarded contracts logged under Procurement Act 2023 s.74.
No modifications recorded
No published contract variations for this supplier. Modification notices appear here as they are issued under the Procurement Act 2023.
News mentions
UK trade press & nationals, matched to this supplier.
No news mentions found
We haven't matched any recent UK press coverage to this supplier. Mentions appear here automatically as they're published.
Companies House
Live sync — registered details, directors, PSC and SIC codes.
Registered details
- Company no.
- 04643501
- Status
- Active
- Type
- Private limited
- Incorporated
- 21 Jan 2003
- Reg. office
- 2 Moxon Court, Thurston Road, Northallerton, North Yorkshire, DL6 2NG
- SIC codes
- 43220
- Last accounts
- 30 Sept 2024
- Next accounts due
- 30 Jun 2026
Directors & PSC
- WATSON, Craig — directorAppointed 01 Sept 2025
- HOUSTON-CLARKE, Hazel Laura — secretaryAppointed 11 Sept 2018
- SMITH, Ashley — directorAppointed 22 Sept 2016
- CLARKE, Richard Peter — directorAppointed 21 Jan 2003
- Mr Richard Peter Clarke — person with significant controlownership of shares 25 to 50 percent
- Mrs Hazel Laura Houston-Clarke — person with significant controlownership of shares 25 to 50 percent
Financial
Filed accounts from Companies House.
No financial filings on record
Turnover, profit and headcount appear here once audited or micro-entity accounts are filed at Companies House.
Org tree
Group structure and ownership.
Independent. No parent company or subsidiaries recorded at Companies House for this entity.
Social value
Commitments mapped to the Government Social Value Model themes.
No social-value commitments yet
Jobs, skills, environmental, inequality and community commitments appear here once a claimed supplier attributes them to awarded contracts, or once we detect them on the supplier’s website.