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ZA

ZapCarbon

Leighton Buzzard
Large

HealthyHomes partners with Landlords and Housing Associations so that buildings are energy-efficient and mould-free for safe living.

healthyhomes.org.uk ↗

Summary from the supplier’s website — unverified

Compare peers
Awarded
£504.2m
Live
4
Buyers
5
12m
£500.0m
At a glance
  • Quick answer
Profile
  • Social value
  • ESG & policies
  • Capabilities1
  • Buyer references
  • Accreditations
Track record · verified
  • KPI performance
  • Contracts4 / 8
  • Top buyers5
  • Category mix
  • Geography
  • Peers5
Trust & risk
  • Red flags0
  • Compliance
  • Modifications
  • News
Company
  • Companies House
  • Financial
  • Org tree
Quick answer — ZapCarbonUpdated 20 Jul 2026

At a glance · for buyers and watchdogs

ZapCarbon has won £504.2m across 5 public-sector buyers, with 4 live contracts. No active Companies House risk flags.

Why: top buyer Procurement for Housing at 99% · 0 active risk flags · 0 modifications.

Decision signals
0Active red flags
ActiveCompany status
4 of 8Live contracts
99%Top-buyer concentration
—Category exposure
0Contract modifications
If you're a buyer:CapabilitiesReferencesKPIComplianceWatchdog?FlagsModificationsConcentrationNews

Social value

Commitments mapped to the Government Social Value Model themes.

⚑ Self-reported
—

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.

ESG & policies vault · 0/5

Key governance & sustainability policies. Published documents link out; missing ones are greyed.

↔ Cross-checked
Net-zero planNot provided✓
Modern slavery statementNot provided✓
EDI policyNot provided✓
Anti-briberyNot provided✓
Data protectionNot provided✓

Capabilities

What this supplier does, where they sit, who they sell to.

◐ From website & notices
Sectors served · 3/8
Central government✓
Local government✓
NHS & health✓
Housing✓
Utilities & energy✓
Financial services✓
Education✓
Defence✓
Services · 7
HealthyHomes, from ZapCarbon, works in partnership with Housing Associations and Landlords.
Comprehensive Care Service
Assess your property’s health
Remove mould in your property
Protect your property
Trusted by
HealthyHomes Insights
Frameworks & DPS · 1 from notices
  • Specialist Treatment - Specialist treatment miscellaneous (20% VAT)EASTLIGHT COMMUNITY HOMES LIMITED · £500k

Extracted automatically from healthyhomes.org.uk on Jun 2026. Not independently verified — treat as the supplier’s own marketing claims.

Case studies · 1

Delivery stories from the supplier’s website. Clients are not yet cross-checked against award records.

◐ From supplier website
See case studies and customer referencesCompany provides customer case studies and project references

Extracted automatically from healthyhomes.org.uk on Jun 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.

✓ Confirmed by buyer
—

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.

↔ Cross-checked
—

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.

✓ Verified
84

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 · 4 live · 4 historic

Pulled from Contracts Finder & Find a Tender. Most recent first.

✓ From notices
TitleBuyerCPVAwardedValueTermStatus
Damp & Mould Surveys & Wash Treatment
LONDON & QUADRANT HOUSING TRUST—01 Jun 2026—5 yrspending
Social Housing Emerging Disrupters 5 Framework
Procurement for Housing—29 Jan 2026£500.0m3 yrspending
Mould Remediation, Monitoring and Resident Support Services
Castle Point Borough Council5000000002 Apr 2025£100k12 moClosed
Sensors for detecting mould
LONDON & QUADRANT HOUSING TRUST3512510017 Jun 2024£1.2m4.8 yrsLive
Damp & Mould Monitoring equipment.
London Borough of Hackney5000000023 Jun 2024£100k3 yrsLive
Mould Washes
LONDON & QUADRANT HOUSING TRUST5000000001 Apr 2024£2.3m5 yrsLive
Specialist Treatment - Specialist treatment miscellaneous (20% VAT)
EASTLIGHT COMMUNITY HOMES LIMITED4500000001 Nov 2023£500k2.1 yrsClosed
Specialist treatment miscellaneous (20% VAT)
EASTLIGHT COMMUNITY HOMES LIMITED————Live
Total live value £3.6m · mean award £63.0m

Top buyers · 5 buyers · top 3 = 100%

Share of awarded value. Concentration fires above 40% for any single buyer.

✓ From notices
1
Procurement for Housing
1 contract
99%
since 2025
2
LONDON & QUADRANT HOUSING TRUST
3 contracts
1%
since 2024
3
EASTLIGHT COMMUNITY HOMES LIMITED
2 contracts
0%
since 2023
4
Castle Point Borough Council
1 contract
0%
since 2025
5
London Borough of Hackney
1 contract
0%
since 2024

Geography

Distribution of awarded value by buyer region.

✓ From notices
UK · schematic only
North West1 contract
99%
London4 contracts
1%
Eastern3 contracts
0%

Peers

Suppliers with overlapping CPVs & buyers (last 24m). ZapCarbon highlighted.

✓ From notices
SupplierSME?Awarded · 24mContracts
ZA
ZapCarbon
No£500.0m—
TC
Topcoat Construction Limited / TCL Group
Yes£67.6m2
IW
Ian Williams
No£67.6m2
WH
Westone Housing
Yes£67.6m2
ER
EQUANS Regeneration Limited
No£67.6m2
CH
C Hanlon Facilities Management Ltd
Yes£67.6m2
Compare peers →

Red flags · 0 active

Automated scan of Companies House status, charges and insolvency records.

✓ Verified
✓ Clean. No active risk signals from Companies House status, charges or insolvency records.

Compliance scorecard

Derived from Companies House filings — not a full supplier-assurance check.

↔ Cross-checked
Trading status
Active
Live at Companies House
Annual accounts
Up to date
Last made up to 31 Mar 2025
Confirmation statement
Up to date
Next due 31 Dec 2026
Outstanding charges
0
No charges registered
Insolvency history
None
No insolvency cases registered
Certifications (ISO, Cyber Essentials, Living Wage, B-Corp, modern-slavery) are supplier self-reported and appear once a claimed profile adds them.

Modifications

Variations to awarded contracts logged under Procurement Act 2023 s.74.

✓ From notices
±

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.

✓ Live sync

Registered details

Company no.
08333305
Status
Active
Type
Private limited
Incorporated
17 Dec 2012
Reg. office
8 New Road, Linslade, Leighton Buzzard, LU7 2LX
SIC codes
74901
Last accounts
31 Mar 2025
Next accounts due
31 Dec 2026

Directors & PSC

  • HOLROYD, Dale Leslie — director
    Appointed 17 Dec 2012
  • SMITH, Andrew Francis Gamble — director
    Appointed 17 Dec 2012
  • Mr Dale Leslie Holroyd — person with significant control
    significant influence or control

Financial

Filed accounts from Companies House.

↔ From Cos 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.

↔ From Cos House
ZAPCARBON LIMITED
08333305 · this company

Independent. No parent company or subsidiaries recorded at Companies House for this entity.