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DL

Drain Line Southern Ltd

UK public-sector supplier
SME

Drain Line Southern Ltd specializes in drainage services including drain lining, unblocking, repair, and CCTV surveys. They have over 25 years of combined experience in the drainage industry.

drainline.co.uk ↗

Summary from the supplier’s website — unverified

Compare peers
Awarded
£2.3m
Live
4
Buyers
8
12m
£1.2m
At a glance
  • Quick answer
Profile
  • Social value
  • ESG & policies
  • Capabilities1
  • Buyer references
  • Accreditations
Track record · verified
  • KPI performance
  • Contracts4 / 11
  • Top buyers8
  • Category mix
  • Geography
  • Peers5
Trust & risk
  • Red flags0
  • Compliance
  • Modifications
  • News
Company
  • Companies House
  • Financial
  • Org tree
Quick answer — Drain Line Southern LtdUpdated 27 Jul 2026

At a glance · for buyers and watchdogs

Drain Line Southern Ltd has won £2.3m across 8 public-sector buyers, with 4 live contracts.

Why: top buyer SE Shared Services at 36% · 0 active risk flags · 0 modifications.

Decision signals
0Active red flags
No CH recordCompany status
4 of 11Live contracts
36%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
Services · 6
Drain LiningCIPP drain lining of defective pipework for repair and replacement. ↗Drain UnblockingServices to clear blockages in drainage systems. ↗CCTV Drain SurveySpecialized CCTV drain survey inspection systems for various pipe diameters. ↗High Pressure Water JettingHigh pressure jetting for root cutting, de-greasing, and cleansing of pipework. ↗Liquid Waste DisposalExpertise in liquid waste disposal and management. ↗Rail Works DrainageDrainage services on or near the rail network including maintenance and repair. ↗
Frameworks & DPS · 1 from notices
  • BHCC MH Ref 4758 - Blatchington Mill SchoolBrighton & Hove City Council · £42k

Extracted automatically from drainline.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
The Kings Leisure Centre Drainage IssueAddressed drainage problems that led to the closure of the swimming pool. ↗
1200mm Diameter Liner InstallationSuccessfully installed a structural re-lining of a problematic culvert that other companies declined.

Extracted automatically from drainline.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 — QualityNot evidenced✓
ISO 14001 — EnvironmentalISO ↗✓
ISO 45001 — Health & safetyNot evidenced✓
Other credentials & memberships · 1
CHAS Accredited ContractorCHAS · Certification

Extracted automatically from drainline.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 · 4 live · 7 historic

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

✓ From notices
TitleBuyerCPVAwardedValueTermStatus
CPU 7468 Highways Gully Cleaning and Road Sweeping Framework
Nottingham City Council—27 Jul 2026£400k4 yrsLive
PAN3393 - Gully cleansing service
Leicester City Council—08 Dec 2025£799k2 yrspending
Drainage Remediation Works
Basingstoke & Deane Borough Council4523245015 Aug 2024£210k2 moClosed
Contract for Tadworth Shelvers Way Drainage
Surrey County Council4332400001 May 2023£32k2 moClosed
Drainage Surveys
London Borough of Enfield7131000008 Sept 2021£7k1 moClosed
BHCC MH Ref 4758 - Blatchington Mill School
Brighton & Hove City Council4500000011 Jan 2021£42k1 moClosed
WSCC - TH - Highways Services Contracts - AWARD
SE Shared Services4523300001 Apr 2020£800k5 yrsClosed
BHCC JF 4517 KINGS RD POOL - AWARD
SE Shared Services4521000016 Apr 2018£49k1 moClosed
PLACE139 Highways Drainage Cleansing in Derbyshire
Derbyshire County Council————Live
PAN3393 - Gully cleansing Service
Leicester City Council————Live
Total live value £400k · mean award £213k1–10 of 11

Top buyers · 8 buyers · top 3 = 88%

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

✓ From notices
1
SE Shared Services
2 contracts
36%
since 2018
2
Leicester City Council
2 contracts
34%
since 2025
3
Nottingham City Council
1 contract
17%
since 2026
4
Basingstoke & Deane Borough Council
1 contract
9%
since 2024
5
Brighton & Hove City Council
1 contract
2%
since 2021
6
Surrey County Council
1 contract
1%
since 2023
7
London Borough of Enfield
1 contract
0%
since 2021
8
Derbyshire County Council
2 contracts
0%

Geography

Distribution of awarded value by buyer region.

✓ From notices
UK · schematic only
East Midlands5 contracts
97%
South East1 contract
3%
Eastern1 contract
1%
Region resolved for 53% of awarded value (by buyer postcode); the remainder lacks a usable address.

Peers

Suppliers with overlapping CPVs & buyers (last 24m). Drain Line Southern Ltd highlighted.

✓ From notices
SupplierSME?Awarded · 24mContracts
WD
Willmott Dixon Construction Limited
No£77.1m4
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
DL
Drain Line Southern Ltd
Yes£1.2m—
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
—
04933418 · this company

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