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CM

CONSTRUCTION MARINE LIMITED

Construction work · Leeds
Large

Construction Marine Limited (CML) is a Tier One Principal Contractor specializing in civil engineering and building solutions across England and Wales. They focus on delivering multi-disciplinary projects for infrastructure clients, particularly in the railway sector.

cml.uk.com ↗

Summary from the supplier’s website — unverified

Compare peers
Awarded
£3.5m
Live
9
Buyers
6
12m
£3.2m
At a glance
  • Quick answer
Profile
  • Social value
  • ESG & policies
  • Capabilities1
  • Buyer references
  • Accreditations
Track record · verified
  • KPI performance
  • Contracts9 / 12
  • Top buyers6
  • Category mix
  • Geography
  • Peers5
Trust & risk
  • Red flags0
  • Compliance
  • Modifications
  • News
Company
  • Companies House
  • Financial
  • Org tree
Quick answer — CONSTRUCTION MARINE LIMITEDUpdated 13 Jul 2026

At a glance · for buyers and watchdogs

CONSTRUCTION MARINE LIMITED has won £3.5m across 6 public-sector buyers, with 9 live contracts. No active Companies House risk flags.

Why: top buyer Lancashire County Council at 81% · 100% in Construction work · 0 active risk flags · 0 modifications.

Decision signals
0Active red flags
ActiveCompany status
9 of 12Live contracts
81%Top-buyer concentration
100%Category exposure
0Contract modifications
If you're a buyer:CapabilitiesReferencesKPIComplianceWatchdog?FlagsModificationsConcentrationNews

Social value · 1/5

Commitments mapped to the Government Social Value Model themes. Each is tagged self-reported or from the website.

◐ From supplier website
Jobs1 commitment ↗✓
SkillsNo commitment stated✓
EnvironmentNo commitment stated✓
Tackling inequalityNo commitment stated✓
CommunityNo commitment stated✓
Jobs · 1
  • WebsiteCommunity EngagementCML actively promotes construction careers to schoolchildren in areas of extreme deprivation.

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

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
Civil EngineeringEmbankment and cutting slope stabilisation, drainage, scour protection, sea defences, highway works, bridge refurbishment and reconstruction. ↗BuildingDelivering minor works buildings repairs to complex building restoration works. ↗MaintenanceVegetation clearance, repairs to masonry and metallic bridges, roped access and confined space solutions. ↗EnhancementRail depot upgrades, inspection pits, train sheds, site accommodation and new track layouts. ↗ReactiveDirectly employed delivery teams to respond to infrastructure emergencies. ↗ExaminationsIn-house qualified examiners available nationally to undertake buildings and structures examinations. ↗
Frameworks & DPS · 1 from notices
  • RE05047 - DAM AND WATERCOURSE REPAIRS - 2016/2017Sheffield City Council · £92k

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

Case studies · 9

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

◐ From supplier website
North Yorkshire Moors Railway – Bridge 42Weeley Footbridge InstallationTinkers Pond Crown Hole, BarnsleyYork Station Roof RefurbishmentSevern Valley Railway – Bridge 25Horbury Cutting StabilisationSmall Heath Access RoadPilgrims Way FootbridgeBingley Station Roof Refurbishment

Extracted automatically from cml.uk.com 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 · 3 historic

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

✓ From notices
TitleBuyerCPVAwardedValueTermStatus
Haslingden Old Road - Ramsclough Retaining wall
Lancashire County Council4500000001 Mar 2026£2.6m6 moLive
Haslingden Old Road - Ramsclough Retaining wall
Lancashire County Council—02 Mar 2026£217k6 moLive
Terrazzo Flooring Replacement Design Services
LONDON NORTH EASTERN RAILWAY LIMITED—01 Sept 2025£420k12 mopending
RE05403 - Dam & Watercourse Repairs Phase 3
Sheffield City Council9072000027 Nov 2017£160k4 moClosed
RE05047 - DAM AND WATERCOURSE REPAIRS - 2016/2017
Sheffield City Council4511270003 Oct 2016£92k6 moClosed
Haslingden Old Road - Ramsclough Retaining wall
Lancashire County Council————Live
Eastern Region - Reactive & Small Schemes Framework
Network Rail Infrastructure Ltd45100000———Live
Building and Civil Engineering Works Framework
Trenitalia c2c Limited44000000———Live
Civils and Building Works Framework
TRANSPORT UK EAST ANGLIA LIMITED45000000———Live
Network Rail North West & Central Region CP7 Frameworks: Framework Category D
Network Rail Infrastructure Ltd45100000———Live
Total live value £2.8m · mean award £291k1–10 of 12

Top buyers · 6 buyers · top 3 = 100%

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

✓ From notices
1
Lancashire County Council
3 contracts
81%
since 2026
2
LONDON NORTH EASTERN RAILWAY LIMITED
2 contracts
12%
since 2025
3
Sheffield City Council
2 contracts
7%
since 2016
4
Network Rail Infrastructure Ltd
3 contracts
0%
5
Trenitalia c2c Limited
1 contract
0%
6
TRANSPORT UK EAST ANGLIA LIMITED
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
North West3 contracts
81%
Yorkshire4 contracts
19%
London5 contracts
0%

Peers

Suppliers with overlapping CPVs & buyers (last 24m). CONSTRUCTION MARINE LIMITED highlighted.

✓ From notices
SupplierSME?Awarded · 24mContracts
JS
John Sisk and Son Ltd
No£67.8m1
GT
Galliford Try Building Limited
Yes£38.6m1
KC
Kier Construction
Yes£35.4m2
WD
Willmott Dixon Construction Limited
No£28.1m2
CC
Clegg Construction Limited
No£18.8m2
CM
CONSTRUCTION MARINE LIMITED
No£3.2m—
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 30 Sept 2025
Confirmation statement
Up to date
Next due 25 Jan 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.
02034695
Status
Active
Type
Private limited
Incorporated
07 Jul 1986
Reg. office
The Coach House Mansion Gate Drive, Chapel Allerton, Leeds, West Yorkshire, LS7 4FE
SIC codes
42120 · 42130 · 42910 · 42990
Last accounts
30 Sept 2025
Next accounts due
30 Jun 2027

Directors & PSC

  • MORTIMER, Geoffrey Gerald — director
  • GARDNER, Faye Mortimer — director
    Appointed 01 Sept 2015
  • DEANS, Maurice — director
    Appointed 01 Oct 2013
  • MORTIMER, Charles — director
    Appointed 01 Oct 2013
  • HAWKER, Emma Catherine — secretary
    Appointed 01 Jul 2003
  • Cml Group Ltd — person with significant control
    ownership of shares 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
CONSTRUCTION MARINE LIMITED
02034695 · this company

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