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SI

SEALANE INSHORE LIMITED

South Shields
SME

Sealane Inshore is a commercial diving and marine civil engineering company based in South Shields, specializing in various underwater services including inspections, welding, and recovery operations.

sealaneinshore.co.uk ↗

Summary from the supplier’s website — unverified

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Awarded
£70k
Live
1
Buyers
2
12m
—
At a glance
  • Quick answer
Profile
  • Social value
  • ESG & policies
  • Capabilities1
  • Buyer references
  • Accreditations
Track record · verified
  • KPI performance
  • Contracts1 / 2
  • Top buyers2
  • Category mix
  • Geography
  • Peers3
Trust & risk
  • Red flags0
  • Compliance
  • Modifications
  • News
Company
  • Companies House
  • Financial
  • Org tree
Quick answer — SEALANE INSHORE LIMITEDUpdated 06 Jul 2026

At a glance · for buyers and watchdogs

SEALANE INSHORE LIMITED has won £70k across 2 public-sector buyers, with 1 live contract. No active Companies House risk flags.

Why: top buyer Sunderland City Council at 100% · 0 active risk flags · 0 modifications.

Decision signals
0Active red flags
ActiveCompany status
1 of 2Live contracts
100%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 · 13
General DivingAnode Installation/ Underwater BurningSpecialist Wet WeldingWet WeldingHydro DemolitionSmall Craft Boat RecoveryIn water vessel/ Hull surveysTimber Pile Jetty RemovalsBridge/Culvert InspectionsSurface Concrete Formwork Repair / Sea DefenceTimber Jetty Maintenance and RefurbishmentSafety Boat Services and RIB CharteringProtective Pile Wrapping
Frameworks & DPS · 1 from notices
  • Framework - Invitation to Quote for Supply, Deployment and Retrieval of Maritime Exclusion Buoys and Flight Marker BuoysSunderland City Council · £70k

Extracted automatically from sealaneinshore.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
Supporting Biodiversity Through Nature-Inclusive Design on the Isle of WightVarious Hull Inspections & Ships husbandry

Extracted automatically from sealaneinshore.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 · 3

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

◐ From supplier website
Core credentials · 0/6
Cyber EssentialsNot evidenced✓
Cyber Essentials PlusNot evidenced✓
ISO 27001 — Information securityNot evidenced✓
ISO 9001 — QualityNot evidenced✓
ISO 14001 — EnvironmentalNot evidenced✓
ISO 45001 — Health & safetyNot evidenced✓
Other credentials & memberships · 3
Association of Diving Contractorsmembership
American Bureau of ShippingAmerican Bureau of Shipping · Certification ↗
The Contractors Health and Safety Assessment SchemeCHAS · Certification

Extracted automatically from sealaneinshore.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 · 1 live · 1 historic

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

✓ From notices
TitleBuyerCPVAwardedValueTermStatus
Framework - Invitation to Quote for Supply, Deployment and Retrieval of Maritime Exclusion Buoys and Flight Marker Buoys
Sunderland City Council3451510001 May 2019£70k4 yrsClosed
UVDB Powered by Achilles QUDM for Goods, Works and Services
THE MANCHESTER SHIP CANAL COMPANY LIMITED————Live
Total live value — · mean award £35k

Top buyers · 2 buyers · top 3 = 100%

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

✓ From notices
1
Sunderland City Council
1 contract
100%
since 2019
2
THE MANCHESTER SHIP CANAL COMPANY LIMITED
1 contract
0%

Geography

Distribution of awarded value by buyer region.

✓ From notices
UK · schematic only
North East1 contract
100%
North West1 contract
0%

Peers

Suppliers with overlapping CPVs & buyers (last 24m). SEALANE INSHORE LIMITED highlighted.

✓ From notices
SupplierSME?Awarded · 24mContracts
BD
Bruncin d.o.o.
No£146k2
JE
JGC Engineering & Technical Services Ltd
No£80k1
CS
CRP Subsea Ltd
No£45k1
SI
SEALANE INSHORE LIMITED
Yes——
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 Apr 2025
Confirmation statement
Up to date
Next due 21 Sept 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.
02851191
Status
Active
Type
Private limited
Incorporated
07 Sept 1993
Reg. office
Sealane Inshore Ltd, Wapping Street, South Shields, Tyne And Wear, NE33 1LQ
SIC codes
43999
Last accounts
30 Apr 2025
Next accounts due
31 Jan 2027

Directors & PSC

  • FLETCHER, John Cyril — director
    Appointed 12 Mar 2018
  • WILKINSON, Ryan Matthew — director
    Appointed 12 Mar 2018
  • Mr Ryan Matthew Wilkinson — person with significant control
    ownership of shares 25 to 50 percent
  • Mr John Cyril Fletcher — person with significant control
    ownership of shares 25 to 50 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
SEALANE INSHORE LIMITED
02851191 · this company

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