WESTMINSTER DREDGING COMPANY LIMITED

🌳Matureactive
01647790 · ltd · incorporated 1982-07-02
Investment thesis
Well-run mature business — low negotiation leverage; premium likely.
Why interesting: Textbook target; clean filings, stable trading.
Why risky: No pressure on seller; any deal likely at full price.
Opportunity decay
hardening · 12-months
Already tight — no obvious softening catalysts on the horizon.
  • · Thesis: well-run, low negotiation leverage
🔒Estimated value
Upgrade to see
Turnover
year to Dec 2024
Net worth
£2
book net assets
Opportunity
79/100
Strong
🔔
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What this business does
Primary activity: Other specialised construction activities n.e.c.
Sector: Construction
Investor take
Pursue
Strong opportunity: asset-holding vehicle with strong profile and bankable structure.

Opportunity 79/100 (strong), bankability 75/100. High owner-dependency — earn-out structure likely required for clean transition. Share purchase looks the cleaner deal structure. Most likely exit: share sale to pe / searcher (65/100).

Data confidence

Overall: high (82/100)

Strong data coverage across all sections. AI outputs should be trusted with minimal caveats.

Company profile
address, 1 SIC codes, incorporation date
100
Financials
2 years of iXBRL accounts extracted (YoY deltas available) + narrative notes parsed
75
Lenders & charges
Confirmed no charges registered
85
Directors & officers
15 officers (3 active, 15 linked, 10 with DOB)
83
Ownership & PSC
1 active PSC(s) of 1 total, 1 with control declared
90
Director network
13 connected companies via shared directors
84
Filing history
118 filings on record
85
Gazette notices
No matching gazette notices (standard for active companies)
60
Opportunity Score
79/100Strong
PassWatchWorth a lookStrongExceptional 

Solid opportunity signal. Worth a dedicated memo and management meeting.

Business quality
70
Active, clean filings, stable charge profile.
Acquirability
75
Strong succession / seller-readiness signals.
Risk profile
85
Few red flags.
Signal strength
90
Good data coverage for analysis.

Signals from accounts

Derived from iXBRL accounts · accounting standard not declared
Positive net assets
Net assets £2

Key financials

2 years extracted from filed iXBRL accounts
Cash
Net Worth
£2
~ YoY
Current Assets
£2
~ YoY
Current Liabilities
£0£0£1£1£2£2Dec 2023Dec 2024

Hover to see exact values · click legend to toggle series

Financials

Extracted from Companies House accounts · accounting standard unknown
Metric2024-12-312023-12-31
Total assets£2£2
Current assets£2£2
Net assets£2£2

Amounts extracted automatically from iXBRL. Fields left blank were not reported or not mapped. Values in GBP unless stated.

Recent activity

Last 30 days
0
filings
Last 90 days
0
filings
Last 180 days
1
filing
  • 1 confirmation-statement
Counts from Companies House filing history.
Corporate timeline (38 events)Click to expand
  1. 2025-08-22
    📄
    accounts-with-accounts-type-micro-entity
    accounts · AA
  2. 2024-07-29
    📄
    accounts-with-accounts-type-micro-entity
    accounts · AA
  3. 2023-08-15
    📄
    accounts-with-accounts-type-micro-entity
    accounts · AA
  4. 2022-08-09
    📄
    accounts-with-accounts-type-micro-entity
    accounts · AA
  5. 2021-07-05
    📄
    accounts-with-accounts-type-micro-entity
    accounts · AA
  6. 2020-11-06
    📄
    change-person-director-company-with-change-date
    officers · CH01
  7. 2020-10-02
    📄
    appoint-person-secretary-company-with-name-date
    officers · AP03
  8. 2020-10-02
    📄
    appoint-person-director-company-with-name-date
    officers · AP01
  9. 2020-10-02
    📄
    termination-secretary-company-with-name-termination-date
    officers · TM02
  10. 2020-10-02
    📄
    termination-director-company-with-name-termination-date
    officers · TM01
  11. 2020-10-01
    RAMSEY, Shane Robert appointed
    secretary
  12. 2020-10-01
    RAMSEY, Shane Robert appointed
    director
  13. 2020-10-01
    RICHARDS, Raymond Victor resigned
    secretary
  14. 2020-10-01
    RICHARDS, Raymond Victor resigned
    director
  15. 2020-08-11
    📄
    accounts-with-accounts-type-micro-entity
    accounts · AA
  16. 2020-06-04
    📄
    change-to-a-person-with-significant-control
    persons-with-significant-control · PSC05
  17. 2019-08-07
    📄
    accounts-with-accounts-type-micro-entity
    accounts · AA
  18. 2018-07-03
    📄
    accounts-with-accounts-type-micro-entity
    accounts · AA
  19. 2017-09-13
    📄
    accounts-with-accounts-type-micro-entity
    accounts · AA
  20. 2015-06-01
    DE JONG, Paul Maurice appointed
    director
  21. 2015-06-01
    WEVERS, Haico Herman Antoine Gerard resigned
    director
  22. 2011-03-11
    HAWORTH, Neil Alan resigned
    director
  23. 2011-03-11
    WEVERS, Haico Herman Antoine Gerard appointed
    director
  24. 2008-04-21
    GREENALL, Timothy Paul resigned
    secretary
  25. 2008-04-21
    RICHARDS, Raymond Victor appointed
    secretary
  26. 2008-04-21
    GREENALL, Timothy Paul resigned
    director
  27. 2008-04-21
    RICHARDS, Raymond Victor appointed
    director
  28. 2008-01-07
    HAWORTH, Neil Alan appointed
    director
  29. 2008-01-07
    ROLAND, Philip Godfrey resigned
    director
  30. 2003-09-01
    DEN DIKKEN, Wouter Leendert resigned
    director
  31. 2003-09-01
    VERHOEVEN, Frans Andries resigned
    director
  32. 2003-05-27
    GREENALL, Timothy Paul appointed
    secretary
  33. 2003-04-27
    HOUGH, David resigned
    secretary
  34. 1997-05-01
    VERHOEVEN, Frans Andries appointed
    director
  35. 1993-01-01
    GODRI, Anton Hendrik resigned
    director
  36. 1993-01-01
    ROLAND, Philip Godfrey appointed
    director
  37. 1992-02-03
    GREENALL, Timothy Paul resigned
    secretary
  38. 1982-07-02
    🏢
    Company incorporated
    As WESTMINSTER DREDGING COMPANY LIMITED

Owner dependency

66/100
High — earn-out structure required

Material founder dependency. Consider a 2-3 year earn-out and build in a handover plan before completion.

FACTORS
  • +Two-director setup: Only two active directors — typical of owner-managed SMEs but limits succession.
  • +Senior director age: Director aged approximately 62 — approaching natural succession window.

Succession & seller-readiness

61/100
Strong succession signal

Multiple signals suggest succession is on the horizon. Candidate for proactive outreach.

SIGNALS
  • secondaryFounder aged 58+: Senior director is approximately 62. Early succession window.
  • secondaryTwo-director governance: Small-team governance. Succession depth is thin but not absent.
  • secondaryStable-but-static management: Company is 44 years old and no new directors in the last 3 years — succession not yet being planned internally.
  • supportingClean filings + long tenure: Disciplined long-tenure operator — classic lifestyle-business pattern that often sells quietly.

Red flags

clean
No red flags detected from available public data. (This is not a clean bill of health — detailed accounts review still recommended.)

Group structure

Boskalis Westminster (Holdings) Limited is the ultimate parent — holding 75%+ shares. This company sits inside their group.

🏛️
Boskalis Westminster (Holdings) Limited
Corporate parent · holds 75-100% shares · board control
ultimate parent
WESTMINSTER DREDGING COMPANY LIMITED
This company · 01647790

Parent relationships inferred from Persons with Significant Control filings. Full subsidiary tree requires reverse-lookup (coming).

Shareholders & ownership

1 active beneficial owner · dominant holder ≥75%
NameSharesVoting rightsNature of controlNotified
Boskalis Westminster (Holdings) Limited
Corporate entity
75100%
75–100%board control75-100% shares · 75-100% voting · board control06/04/2016

From Companies House Persons with Significant Control filings. Share ranges are banded per the public PSC regime.

🔒Co-director network graph

Radial SVG graph showing every company connected via shared directors, colour-coded by status.

Available from the Pro tier upwards.

See pricing →

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Peers ranked by estimated value, then turnover, then opportunity score.See all →
🔒Tailored diligence questions

6 specific questions generated from this company's actual signals — liquidity, leverage, director age, charge count, red flags, age-of-company.

Available from the Pro tier upwards.

See pricing →
🔒Advanced scoring suite

Exit-route ranking, improvement thesis, quiet-distress detector, covenant-pressure proxy, extraction monitor, approaching triggers, ownership drift, local cluster, value trap, debt capacity, archetype classification — 48+ scoring modules.

Available from the Pro tier upwards.

See pricing →

Company details

Statusactive
Typeltd
Incorporated1982-07-02
Jurisdictionengland-wales
Primary SIC43999 — Other specialised construction activities n.e.c.

Registered office

Westminster House
Crompton Way
Fareham
Hants
PO15 5SS

Filing status

Accounts
Next due: 2026-09-30
Last made up to: 2024-12-31
Confirmation statement
Next due: 2027-01-13
Last: 2025-12-30

Officers (3 active · 12 resigned)

RAMSEY, Shane Robert
secretary · appointed 2020-10-01
View their other companies + combined net worth →
Active
DE JONG, Paul Maurice
director · ~62y · appointed 2015-06-01
View their other companies + combined net worth →
Active
RAMSEY, Shane Robert
director · ~42y · appointed 2020-10-01
View their other companies + combined net worth →
Active
GREENALL, Timothy Paul
secretary · appointed 2003-05-27 · resigned 2008-04-21
Resigned
GREENALL, Timothy Paul
secretary · resigned 1992-02-03
Resigned
HOUGH, David
secretary · resigned 2003-04-27
Resigned
RICHARDS, Raymond Victor
secretary · appointed 2008-04-21 · resigned 2020-10-01
Resigned
DEN DIKKEN, Wouter Leendert
director · ~88y · resigned 2003-09-01
Resigned
GODRI, Anton Hendrik
director · ~79y · resigned 1993-01-01
Resigned
GREENALL, Timothy Paul
director · ~76y · resigned 2008-04-21
Resigned
HAWORTH, Neil Alan
director · ~67y · appointed 2008-01-07 · resigned 2011-03-11
Resigned
RICHARDS, Raymond Victor
director · ~68y · appointed 2008-04-21 · resigned 2020-10-01
Resigned
ROLAND, Philip Godfrey
director · ~79y · appointed 1993-01-01 · resigned 2008-01-07
Resigned
VERHOEVEN, Frans Andries
director · ~75y · appointed 1997-05-01 · resigned 2003-09-01
Resigned
WEVERS, Haico Herman Antoine Gerard
director · ~59y · appointed 2011-03-11 · resigned 2015-06-01
Resigned

Click a director name to see their full track record across all companies.

Recent filings (118 total)

confirmation-statement-with-updates
confirmation-statement · CS01
2026-01-01
accounts-with-accounts-type-micro-entity
accounts · AA
2025-08-22
confirmation-statement-with-updates
confirmation-statement · CS01
2025-01-03
accounts-with-accounts-type-micro-entity
accounts · AA
2024-07-29
confirmation-statement-with-updates
confirmation-statement · CS01
2024-01-02
accounts-with-accounts-type-micro-entity
accounts · AA
2023-08-15
confirmation-statement-with-no-updates
confirmation-statement · CS01
2022-12-30
accounts-with-accounts-type-micro-entity
accounts · AA
2022-08-09
confirmation-statement-with-updates
confirmation-statement · CS01
2022-01-04
accounts-with-accounts-type-micro-entity
accounts · AA
2021-07-05
confirmation-statement-with-updates
confirmation-statement · CS01
2021-01-13
change-person-director-company-with-change-date
officers · CH01
2020-11-06
appoint-person-secretary-company-with-name-date
officers · AP03
2020-10-02
appoint-person-director-company-with-name-date
officers · AP01
2020-10-02
termination-secretary-company-with-name-termination-date
officers · TM02
2020-10-02