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WB

William Birch & Sons Ltd

Construction work · York
Large

William Birch & Sons Ltd is a construction specialist that has been operating since 1874, focusing on refurbishment, sensitive restoration, and new build construction projects across Yorkshire and the North.

williambirch.co.uk ↗

Summary from the supplier’s website — unverified

Compare peers
Awarded
£248.4m
Live
20
Buyers
32
12m
£6.5m
At a glance
  • Quick answer
Profile
  • Social value
  • ESG & policies
  • Capabilities6
  • Buyer references
  • Accreditations
Track record · verified
  • KPI performance
  • Contracts20 / 101
  • Top buyers32
  • Category mix
  • Geography
  • Peers5
Trust & risk
  • Red flags0
  • Compliance
  • Modifications
  • News
Company
  • Companies House
  • Financial
  • Org tree
Quick answer — William Birch & Sons LtdUpdated 06 Jul 2026

At a glance · for buyers and watchdogs

William Birch & Sons Ltd has won £248.4m across 32 public-sector buyers, with 20 live contracts. No active Companies House risk flags.

Why: top buyer Fusion21 Members Consortium at 22% · 96% in Construction work · 0 active risk flags · 0 modifications.

Decision signals
0Active red flags
ActiveCompany status
20 of 101Live contracts
22%Top-buyer concentration
96%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 · 10
LeisureFaithDecarbonisationResidentialIndustrialHeritageHealth CareEducationFrameworksSmall Works
Frameworks & DPS · 6 from notices
  • YORbuild3 Minor Works Contractors Framework Agreement North East AreaScarborough Borough Council · £30.6m
  • YORbuild3 Medium Works Contractors Framework Agreement West AreaLeeds City Council · £25.0m
  • YORbuild3 Medium Works Contractors Framework Agreement East AreaEast Riding of Yorkshire Council · £17.1m
  • YORbuild3 Minor Works Contractors Framework Agreement East AreaEast Riding of Yorkshire Council · £11.3m
  • YORbuild3 Minor Works Contractors Framework Agreement West AreaLeeds City Council · £10.6m
  • Framework Agreement for General Contractors FrameworkBradford Metropolitan District Council · £6.3m

Extracted automatically from williambirch.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.

⚑ Self-reported
—

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.

✓ 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 · 20 live · 81 historic

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

✓ From notices
TitleBuyerCPVAwardedValueTermStatus
HALFWAY NI SCHOOL ROOFING, LIMPSFIELD JUNIOR AND BEIGHTON NI SCHOOLS WINDOW REPLACEMENT
Sheffield City Council4526000020 Jul 2026£732k3 moLive
CARTERKNOWLE JUNIOR SCHOOL - EMERGENCY ROOF WORKS
Sheffield City Council4526190025 Jun 2026£863k1.6 yrsLive
Decarbonisation Works - PSDS Ph4
Rotherham Metropolitan Borough Council0933100001 Oct 2025£436k6 moClosed
Overdale School - Fire Damage Demolition Works
North Yorkshire County Council4511000020 Oct 2025£230k4 moClosed
Assisted Living Leeds
Leeds City Council4500000004 Aug 2025£4.2m9 moClosed
Building Refurbishment Works & Services
NEUPC Ltd4545310029 Aug 2025£4.8m5.8 yrsLive
Whitby Hospital - External Façade Works
NHS Property Services4521000019 May 2025£308k5 moClosed
55207 Chantry Court Bridlington
East Riding of Yorkshire Council4500000002 Jun 2025£186k1 moClosed
Building Retrofit & Refurbishment/Improvement Works Framework
North Yorkshire County Council4545310001 Jul 2025£4.7m4 yrsLive
Fusion21 Decarbonisation Framework - CF Award Notice
Fusion21 Members Consortium4532100028 Apr 2025£40.5m4 yrsLive
Total live value £59.2m · mean award £2.5m1–10 of 101

Top buyers · 32 buyers · top 3 = 53%

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

✓ From notices
1
Fusion21 Members Consortium
4 contracts
22%
since 2022
2
Leeds City Council
5 contracts
17%
since 2017
3
Scarborough Borough Council
5 contracts
14%
since 2021
4
East Riding of Yorkshire Council
8 contracts
13%
since 2016
5
North Yorkshire County Council
38 contracts
8%
since 2016
6
Rotherham Metropolitan Borough Council
5 contracts
4%
since 2021
7
Bradford Metropolitan District Council
2 contracts
4%
since 2019
8
Kirklees Council
2 contracts
3%
since 2022
9
Sheffield City Council
6 contracts
3%
since 2020
10
NEUPC Ltd
2 contracts
2%
since 2025

Category mix

CPV-division share of last-12m awarded value. Single-category exposure: 96%.

✓ From notices
Construction work45
96%
Petroleum & fuel09
2%
Architecture & engineering71
2%
⚠ Concentration: 96% 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
Yorkshire50 contracts
67%
North West5 contracts
23%
North East39 contracts
9%
South East2 contracts
1%

Peers

Suppliers with overlapping CPVs & buyers (last 24m). William Birch & Sons Ltd highlighted.

✓ From notices
SupplierSME?Awarded · 24mContracts
LP
LOVELL PARTNERSHIPS LIMITED
No£140.0m1
JS
John Sisk and Son Ltd
No£67.8m1
KC
Kier Construction
Yes£35.4m2
WD
Willmott Dixon Construction Limited
No£28.1m2
CC
Clegg Construction Limited
No£18.8m2
WB
William Birch & Sons Ltd
No£6.5m—
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 Dec 2024
Confirmation statement
Up to date
Next due 15 May 2027
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.
00129834
Status
Active
Type
Private limited
Incorporated
28 Jun 1913
Reg. office
1 Link Road Court, Osbaldwick, York, YO10 3JQ
SIC codes
41201
Last accounts
31 Dec 2024
Next accounts due
30 Sept 2026

Directors & PSC

  • BIRCH, Christopher William — director
  • POTTER, Simon Thomas — director
    Appointed 01 Nov 2016
  • SHAHJAHAN, Gemma Victoria — director
    Appointed 01 Nov 2016
  • GOYEA, Paul Alfred — director
    Appointed 01 Jan 2006
  • William Birch Holdings Limited — person with significant control
    ownership of shares 75 to 100 percent · voting rights 75 to 100 percent · right to appoint and remove directors

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
WILLIAM BIRCH & SONS LIMITED
00129834 · this company

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