At a glance · for buyers and watchdogs
Cemplas Waterproofing & Concrete Repairs Ltd has won £5.6m across 12 public-sector buyers, with 5 live contracts. No active Companies House risk flags.
Why: top buyer Mansfield District Council at 35% · 100% in Construction work · 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.
- Service Deck & Ramp Remedial Works, Charter Walk Shopping Centre, Burnley
- The repair of Pre-cast Concrete Panels, Metal Railings, and Stairways to Crescent Road Multi Storey Car Park
- Works to Rear of Rockingham Road Shopping Parade
- BHCC TS 4667B Car Parks - Movement Joint Works and Repairs
- Grosvenor House Car Park Resurfacing Works
- Renovation of the roof at CWGC Head Office
Extracted automatically from cemplas.co.uk on Jul 2026. Not independently verified — treat as the supplier’s own marketing claims.
Case studies · 8
Delivery stories from the supplier’s website. Clients are not yet cross-checked against award records.
Extracted automatically from cemplas.co.uk on Jul 2026. Not independently verified — treat as the supplier’s own marketing claims.
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 · 12
Credentials listed on the supplier’s website. Not yet checked against issuer registers.
Extracted automatically from cemplas.co.uk on Jul 2026. Not independently verified — treat as the supplier’s own marketing claims.
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 · 5 live · 10 historic
Pulled from Contracts Finder & Find a Tender. Most recent first.
| Title | Buyer | CPV | Awarded | Value | Term | Status |
|---|---|---|---|---|---|---|
| Worcester City Council | 45000000 | 06 Jul 2026 | £374k | 2 mo | Live | |
| Mansfield District Council | — | 10 Nov 2025 | £2.0m | 13 mo | Live | |
| Amplius Living | 45262800 | 28 Jul 2025 | £239k | 2 mo | Closed | |
| Burnley Borough Council | 45210000 | 13 Feb 2025 | £1.2m | 14 mo | Closed | |
| Tunbridge Wells Borough Council | 45213000 | 01 Oct 2024 | £454k | 6 mo | Closed | |
| Winchester City Council | 45233140 | 07 Oct 2024 | £299k | 1 mo | Closed | |
| University Hospitals Dorset NHS Foundation Trust | 44114000 | 01 Aug 2024 | £479k | 5 mo | Closed | |
| Brighton & Hove City Council | 45000000 | 11 Feb 2020 | £161k | 1 mo | Closed | |
| COMMONWEALTH WAR GRAVES COMMISSION | 45260000 | 01 Oct 2019 | — | 1 mo | Closed | |
| East Suffolk & North Essex NHS FT | 45000000 | 01 Apr 2019 | £160k | 9 mo | Closed |
Top buyers · 12 buyers · top 3 = 64%
Share of awarded value. Concentration fires above 40% for any single buyer.
Category mix
CPV-division share of last-12m awarded value. Single-category exposure: 100%.
Geography
Distribution of awarded value by buyer region.
Peers
Suppliers with overlapping CPVs & buyers (last 24m). Cemplas Waterproofing & Concrete Repairs Ltd highlighted.
| Supplier | SME? | Awarded · 24m | Contracts |
|---|---|---|---|
| No | £140.0m | 1 | |
| No | £117.8m | 1 | |
| No | £67.8m | 1 | |
| Yes | £35.4m | 2 | |
| No | £28.1m | 2 | |
CW Cemplas Waterproofing & Concrete Repairs Ltd | Yes | £2.4m | — |
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.
- 00963334
- Status
- Active
- Type
- Private limited
- Incorporated
- 06 Oct 1969
- Reg. office
- Cemplas House 25a Breakfield, Ullswater Industrial Estate, Coulsdon, Surrey, CR5 2HS
- SIC codes
- 43999
- Last accounts
- 31 Mar 2025
- Next accounts due
- 31 Dec 2026
Directors & PSC
- BLENCOWE, Tracey Maxine — secretary
- BLENCOWE, Liam Anthony — directorAppointed 17 Sept 2020
- BLENCOWE, Tracey Maxine — directorAppointed 25 May 2005
- BLENCOWE, Anthony James — directorAppointed 17 Jan 1994
- Mr Anthony James Blencowe — person with significant controlownership of shares 25 to 50 percent · voting rights 25 to 50 percent
- Tracey Maxine Blencowe — person with significant controlownership of shares 25 to 50 percent · voting rights 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.