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T COLEBORN AND SON LIMITED

Construction work · Portsmouth
Large

T Coleborn & Son Limited is a family-run building services company based in Portsmouth, Hampshire, specializing in general building, refurbishments, and maintenance projects since 1783.

tcolebornbuilders.co.uk ↗

Summary from the supplier’s website — unverified

Compare peers
Awarded
£3.5m
Live
9
Buyers
4
12m
£162k
At a glance
  • Quick answer
Profile
  • Social value
  • ESG & policies
  • Capabilities6
  • Buyer references
  • Accreditations
Track record · verified
  • KPI performance
  • Contracts9 / 81
  • Top buyers4
  • Category mix
  • Geography
  • Peers5
Trust & risk
  • Red flags0
  • Compliance
  • Modifications
  • News
Company
  • Companies House
  • Financial
  • Org tree
Quick answer — T COLEBORN AND SON LIMITEDUpdated 06 Jul 2026

At a glance · for buyers and watchdogs

T COLEBORN AND SON LIMITED has won £3.5m across 4 public-sector buyers, with 9 live contracts. No active Companies House risk flags.

Why: top buyer Hampshire County Council at 69% · 100% in Construction work · 0 active risk flags · 0 modifications.

Decision signals
0Active red flags
ActiveCompany status
9 of 81Live contracts
69%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 · 2
General Building and Structure RefurbishmentsIncludes carpentry, structural refurbishment, brick trades, plastering, decorating, mechanical and electrical work, groundworks, roofing, flooring, and metal fabrications. ↗Historic & Listed Buildings RefurbishmentSpecializes in internal and external refurbishments, lime mortar traditional plastering, and bespoke carpentry. ↗
Frameworks & DPS · 6 from notices
  • Liphook Infant School - Toilet RefurbishmentHampshire County Council · —
  • Prospect School - Internal Alterations for Breakout SpaceHampshire County Council · —
  • St John The Baptist CE (C) Primary School (Waltham Chase) - Toilet RefurbishmentHampshire County Council · —
  • Ashley Infant School - Structural Repairs - VariousHampshire County Council · —
  • Cove School - Science LabHampshire County Council · —
  • Springwood Junior School - Fire Repair InstructionsHampshire County Council · —

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

Case studies · 2

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

◐ From supplier website
Rowans Hospice ProjectT Coleborn & Son Ltd undertook building projects for the hospice, demonstrating their experience in healthcare.
Portsmouth Naval Base Property Trust ProjectsWorked on various projects as main contractor and subcontractor for historic listed buildings.

Extracted automatically from tcolebornbuilders.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

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 · 9 live · 72 historic

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

✓ From notices
TitleBuyerCPVAwardedValueTermStatus
MWF Lot 1 Internal Door Alteration, Key Education Centre (Gosport) - AWARD
Hampshire County Council4500000030 Mar 2026£10k—Closed
MWF_Lot 1 (DA) Various Country Parks_Weather Monitoring Equipment Installation - AWARD
Hampshire County Council4500000009 Feb 2026£10k—Closed
MWF - Lot 1 (DA) Alverstoke CE (A) Junior School - Swimming Pool Dosing Improvements - AWARD
Hampshire County Council4500000013 Feb 2026£21k—Closed
MWF_Lot1_Bishopstoke Community Centre_Rainwater Drainage Repairs - AWARD
Hampshire County Council4500000026 Jan 2026£17k—Closed
MWF Lot 1 DA - Manor Farm - Replacing Obsolete Automation to Public Doors - AWARD
Hampshire County Council4500000019 Jan 2026£18k—Closed
MWF - Lot 1 - (DA) Asbestos Repair Instruction, Wallisdean Junior School - AWARD
Hampshire County Council4500000027 Oct 2025£19k4 moClosed
MWF Lot 1 DA - Castle Yard - Investigation of Roof Leaks - AWARD
Hampshire County Council4500000015 Sept 2025£24k1 moClosed
MWF - Lot 1 - Lee-On-The-Solent Infant - Level Improvements - AWARD
Hampshire County Council4500000018 Aug 2025£5k—Closed
MWF - Lot 1 - Lee-On-The-Solent Infant - Drainage Improvement - AWARD
Hampshire County Council4500000018 Aug 2025£6k—Closed
MWF - Lot 1 - Crofton Anne Dale Infant School - Alterations to Provide Toilet to Changing Room - AWARD
Hampshire County Council4500000028 Jul 2025£23k1 moClosed
Total live value — · mean award £43k1–10 of 81

Top buyers · 4 buyers · top 3 = 100%

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

✓ From notices
1
Hampshire County Council
75 contracts
69%
since 2017
2
Historic England
4 contracts
31%
since 2023
3
Portsmouth City Council
1 contract
0%
4
Royal Armouries Museum
1 contract
0%

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
South East76 contracts
69%
South West4 contracts
31%
Yorkshire1 contract
0%

Peers

Suppliers with overlapping CPVs & buyers (last 24m). T COLEBORN AND SON LIMITED 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
TC
T COLEBORN AND SON LIMITED
No£162k—
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 2025
Confirmation statement
Up to date
Next due 28 Nov 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.
03608296
Status
Active
Type
Private limited
Incorporated
31 Jul 1998
Reg. office
Unit 3.2, Central Point, Kirpal Road, Portsmouth, Hampshire, PO3 6FH
SIC codes
42990 · 43290
Last accounts
31 Dec 2025
Next accounts due
30 Sept 2027

Directors & PSC

  • STEERE, Luke — director
    Appointed 02 Dec 2022
  • THOMAS, Benjamin Robert — director
    Appointed 02 Dec 2022
  • THOMAS, Ruth Catherine — secretary
    Appointed 09 Feb 2018
  • THOMAS, Barry Robert — director
    Appointed 10 Aug 1998
  • Mr Barry Robert Thomas — person with significant control
    ownership of shares 75 to 100 percent · voting rights 75 to 100 percent

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
T COLEBORN AND SON LIMITED
03608296 · this company

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