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FR

Frostree Limited

Construction work
SME

Frostree Limited is a leading manufacturer of architectural aluminium, aluminium/timber composite, and steel fire rated fenestration based in the North of England. They also produce doors, shop fronts, security windows, and specialist architectural products.

frostree.co.uk ↗

Summary from the supplier’s website — unverified

Compare peers
Awarded
£2.4m
Live
3
Buyers
3
12m
£70k
At a glance
  • Quick answer
Profile
  • Social value
  • ESG & policies
  • Capabilities1
  • Buyer references
  • Accreditations
Track record · verified
  • KPI performance
  • Contracts3 / 19
  • Top buyers3
  • Category mix
  • Geography
  • Peers5
Trust & risk
  • Red flags0
  • Compliance
  • Modifications
  • News
Company
  • Companies House
  • Financial
  • Org tree
Quick answer — Frostree LimitedUpdated 03 Aug 2026

At a glance · for buyers and watchdogs

Frostree Limited has won £2.4m across 3 public-sector buyers, with 3 live contracts.

Why: top buyer Durham County Council at 90% · 100% in Construction work · 0 active risk flags · 0 modifications.

Decision signals
0Active red flags
No CH recordCompany status
3 of 19Live contracts
90%Top-buyer concentration
100%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
Services · 6
Architectural Aluminium ManufacturingManufacturing of architectural aluminium products.
Aluminium/Timber Composite ManufacturingManufacturing of aluminium/timber composite products.
Steel Fire Rated FenestrationManufacturing of steel fire rated fenestration products.
Doors and Shop FrontsManufacturing of doors and shop fronts.
Security WindowsManufacturing of security windows.
Specialist Architectural ProductsManufacturing of specialist architectural products.
Frameworks & DPS · 1 from notices
  • Framework for the Design, Measure, Supply & Installation of: Lot 1 Aluminium Windows, Doors & Curtain Walling, Lot 2 PVCu, Doors & Curtain Walling and Lot 3 Associated Ancillaries 2024Durham County Council · £1.0m

Extracted automatically from frostree.co.uk on Jul 2026. Not independently verified — treat as the supplier’s own marketing claims.

Case studies · 3

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

◐ From supplier website
Skoda Car GarageA project completed in York. ↗Plot 70 SegroA project completed in Dagenham. ↗National GridA project completed in St Albans. ↗

Extracted automatically from frostree.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.

✓ 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 · 2

Credentials listed on the supplier’s website. Not yet checked against issuer registers.

◐ From supplier website
Core credentials · 1/6
Cyber EssentialsNot evidenced✓
Cyber Essentials PlusNot evidenced✓
ISO 27001 — Information securityNot evidenced✓
ISO 9001 — QualityBSI✓
ISO 14001 — EnvironmentalNot evidenced✓
ISO 45001 — Health & safetyNot evidenced✓
Other credentials & memberships · 1
Construction Line Gold CertificationConstructionline · membership

Extracted automatically from frostree.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.

✓ 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 · 3 live · 16 historic

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

✓ From notices
TitleBuyerCPVAwardedValueTermStatus
Window Replacement Works at Coulson Street (Smaller Building), Spennymoor
Durham County Council4500000016 Feb 2026£70k13 moLive
Further Competition for the Supply and Installation of Aluminium Windows and Doors at Roseberry Primary School
Durham County Council4500000021 Jul 2025£19k1 moClosed
Supply and Installation of Aluminium Windows and Doors at Howletch Primary School
Durham County Council4500000002 Jun 2025£119k3 moClosed
Further Competition for the Supply and Installation of Aluminium Windows and Doors at Consett Junior School
Durham County Council4500000002 Jun 2025£155k2 moClosed
Framework for the Design, Measure, Supply & Installation of: Lot 1 Aluminium Windows, Doors & Curtain Walling, Lot 2 PVCu, Doors & Curtain Walling and Lot 3 Associated Ancillaries 2024
Durham County Council4500000001 Dec 2024£1.0m4 yrsLive
St Andrew's Primary School, Door & Window Replacement
Durham County Council4542113006 Jul 2020£114k2 moClosed
Durham Pathways Aluminium Windows & Doors
Durham County Council4542110004 Aug 2019£77k1 moClosed
Sherburn Village Primary - Aluminium Windows/Doors/Curtain Walling
Durham County Council4542113010 Jun 2019£293k4 moClosed
Durham Sixth Form Centre-External Windows & Doors
Durham County Council4542113021 Jan 2019£105k7 moClosed
Roseberry Primary School Window Replacement
Stockton Borough Council4542110024 Jul 2018£26k1 moClosed
Total live value £1.1m · mean award £126k1–10 of 19

Top buyers · 3 buyers · top 3 = 100%

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

✓ From notices
1
Durham County Council
13 contracts
90%
since 2017
2
Stockton Borough Council
5 contracts
6%
since 2016
3
Hartlepool Borough Council
1 contract
4%
since 2018

Category mix

CPV-division share of last-12m awarded value. Single-category exposure: 100%.

✓ From notices
Construction work45
100%
⚠ Concentration: 100% of recent awarded value sits in a single CPV division. A category-specific downturn would materially affect revenue.

Geography

Distribution of awarded value by buyer region.

✓ From notices
UK · schematic only
North East14 contracts
100%

Peers

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

✓ From notices
SupplierSME?Awarded · 24mContracts
WD
Willmott Dixon Construction Limited
No£77.1m4
JS
John Sisk and Son Ltd
No£67.8m1
TC
Topcoat Construction Limited / TCL Group
Yes£67.6m2
IW
Ian Williams
No£67.6m2
WH
Westone Housing
Yes£67.6m2
FR
Frostree Limited
Yes£70k—
Compare peers →

Red flags · 0 active

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

✓ Verified
No Companies House record linked — automated risk checks unavailable.

Compliance scorecard

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

↔ Cross-checked
No Companies House record linked — statutory compliance checks unavailable.

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

Registered details, directors and PSC.

✓ Live sync
🏛

No Companies House record linked

A Companies House number is on file but the record has not been synced yet.

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
—
01537240 · this company

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