DIAMOND CORRUGATED CASES LIMITED

🌳Matureactive
NI009409 · ltd · incorporated 1973-04-26
Investment thesis
Established operating company — standard diligence applies, no dominant angle.
Why interesting: Live, filing, normal profile.
Why risky: No standout signals in either direction.
🔒Estimated value
—
Upgrade to see
Turnover
—
not disclosed
Net worth
—
book net assets
Opportunity
71/100
Strong
🔔
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What this business does
Primary activity: SIC 17219
Sector: Manufacturing
Investor take
Pursue
Strong opportunity: active trading company with strong profile and acceptable with review structure.

Opportunity 71/100 (strong), bankability 57/100. High owner-dependency — earn-out structure likely required for clean transition. Biggest value-creation lever: Consolidate lender relationships. 4 distinct lenders creates friction — refinance into single-lender structure for cleaner diligence. Most likely exit: share sale to pe / searcher (58/100).

🏦

Refinance opportunity

7 live charges · 3 lenders · oldest 48.5y

35/100
too messy

Refinance path is blocked by complexity. Rethink structure or expect bespoke, expensive terms.

  • · Oldest live charge is 48.5 years old — likely at or near maturity.
  • · 3 lenders named — inter-creditor friction likely.
  • · Legal-friction score 43/100 — workable, but lender will want more DD.

Data confidence

Overall: medium (59/100)

Adequate coverage. AI outputs are reliable for the sections scored high; verify the rest in diligence.

Company profile
address, 1 SIC codes, incorporation date
100
Financials
No iXBRL financials extracted
0
Lenders & charges
7 charges (7/7 with lender, 7/7 with type)
90
Directors & officers
10 officers (2 active, 10 linked, 9 with DOB)
88
Ownership & PSC
1 active PSC(s) of 2 total, 2 with control declared
90
Director network
7 connected companies via shared directors
66
Filing history
174 filings on record
85
Gazette notices
No matching gazette notices (standard for active companies)
60
Opportunity Score
71/100Strong
PassWatchWorth a lookStrongExceptional 

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

Business quality
60
Adequate — check latest filings for context.
Acquirability
55
Some acquirability indicators.
Risk profile
82
Few red flags.
Signal strength
100
Good data coverage for analysis.

Recent activity

Last 30 days
0
filings
Last 90 days
1
filing
  • • 1 accounts
Last 180 days
1
filing
  • • 1 accounts
Counts from Companies House filing history.
Corporate timeline (39 events)Click to expand
  1. 2026-03-31
    📄
    accounts-with-accounts-type-medium
    accounts · AA
  2. 2025-04-02
    📄
    accounts-with-accounts-type-medium
    accounts · AA
  3. 2024-11-21
    📄
    termination-director-company-with-name-termination-date
    officers · TM01
  4. 2024-11-21
    📄
    termination-director-company-with-name-termination-date
    officers · TM01
  5. 2024-11-21
    📄
    termination-director-company-with-name-termination-date
    officers · TM01
  6. 2024-11-21
    📄
    termination-director-company-with-name-termination-date
    officers · TM01
  7. 2024-11-21
    📄
    cessation-of-a-person-with-significant-control
    persons-with-significant-control · PSC07
  8. 2024-10-28
    ➖
    DIAMOND, Gerard Paul resigned
    director
  9. 2024-10-28
    ➖
    DIAMOND, Mary resigned
    director
  10. 2024-10-28
    ➖
    DIAMOND, Paul Anthony resigned
    director
  11. 2024-10-28
    ➖
    O'CALLAGHAN, Gerard Austin resigned
    director
  12. 2024-01-12
    📄
    accounts-with-accounts-type-medium
    accounts · AA
  13. 2023-01-05
    📄
    accounts-with-accounts-type-medium
    accounts · AA
  14. 2022-04-05
    📄
    accounts-with-accounts-type-medium
    accounts · AA
  15. 2021-04-06
    📄
    accounts-with-accounts-type-medium
    accounts · AA
  16. 2020-10-19
    📄
    appoint-person-director-company-with-name-date
    officers · AP01
  17. 2020-10-14
    ➕
    DIAMOND, Gerard Paul appointed
    director
  18. 2020-04-01
    ➕
    MURRAY, Gary appointed
    director
  19. 2020-04-01
    📄
    appoint-person-director-company-with-name-date
    officers · AP01
  20. 2020-01-07
    📄
    accounts-with-accounts-type-full
    accounts · AA
  21. 2019-07-24
    📄
    notification-of-a-person-with-significant-control
    persons-with-significant-control · PSC02
  22. 2019-05-15
    ➕
    O'CALLAGHAN, Gerard Austin appointed
    director
  23. 2019-05-15
    📄
    appoint-person-director-company-with-name-date
    officers · AP01
  24. 2019-04-02
    📄
    resolution
    resolution · RESOLUTIONS
  25. 2019-04-02
    📄
    capital-name-of-class-of-shares
    capital · SH08
  26. 2018-11-21
    ➖
    HOUSTON, Terence Gerard resigned
    secretary
  27. 2018-11-21
    ➖
    HOUSTON, Terry resigned
    director
  28. 2017-02-10
    🔒
    Charge registered #7
    Lender: The Governor and Company of the Bank of Ireland (As Security Trustee)
  29. 2017-02-10
    🔒
    Charge registered #6
    Lender: The Governor and Company of the Bank of Ireland (As Security Trustee)
  30. 2015-10-23
    🔒
    Charge registered #5
    Lender: The Governor and Company of the Bank of Ireland (As Security Trustee)
  31. 2015-10-01
    ➖
    MAUREEN, Mclaughlin resigned
    director
  32. 2015-09-24
    🔒
    Charge registered #4
    Lender: The Governor and Company of the Bank of Ireland (As Security Trustee)
  33. 2015-09-24
    🔒
    Charge registered #3
    Lender: The Governor and Company of the Bank of Ireland (As Security Trustee)
  34. 2014-12-10
    ➕
    DIAMOND, Niall Thomas appointed
    director
  35. 2003-03-31
    ➕
    MAUREEN, Mclaughlin appointed
    director
  36. 2002-07-17
    ➖
    O'CALLAGHAN, Attracta resigned
    director
  37. 1999-09-17
    🔒
    Charge registered #1
    Lender: Bank of Ireland
  38. 1977-11-21
    🔒
    Charge registered #2
    Lender: The Governor and Company of the Bank of Ireland
  39. 1973-04-26
    🏢
    Company incorporated
    As DIAMOND CORRUGATED CASES LIMITED

Owner dependency

73/100
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.
  • +Founder name in company name: Company name contains director surname "DIAMOND" — strong identity link between founder and business.

Succession & seller-readiness

51/100
Moderate signal

Some succession indicators present. Worth watching; approach if sector/strategy fits.

SIGNALS
  • secondaryTwo-director governance: Small-team governance. Succession depth is thin but not absent.
  • secondaryStable-but-static management: Company is 53 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

1 low
7 live charges
low

Heavily leveraged with multiple live security positions — understand the capital structure before proceeding.

Group structure

Pennyburn Industries Limited is the ultimate parent — holding 75%+ shares. This company sits inside their group.

🏛️
Pennyburn Industries Limited
Corporate parent · holds 75-100% shares
ultimate parent
⬇
DIAMOND CORRUGATED CASES LIMITED
This company · NI009409

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
Pennyburn Industries Limited
Corporate entity
75–100%
75–100%75-100% shares · 75-100% voting11/03/2019
1 historic (ceased) PSC
  • Mr Paul Anthony Diamondceased 28/10/2024· 50-75% shares

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

7 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
Incorporated1973-04-26
Jurisdictionnorthern-ireland
Primary SIC17219 — SIC 17219

Registered office

13 Pennyburn Industrial Estate
Londonderry
Co Londonderry
BT48 0LU

Filing status

Accounts
Next due: 2026-12-31
Last made up to: 2025-03-31
Confirmation statement
Next due: 2026-05-18
Last: 2025-05-04

Officers (2 active · 8 resigned)

DIAMOND, Niall Thomas→
director · ~41y · appointed 2014-12-10
View their other companies + combined net worth →
Active
MURRAY, Gary→
director · ~43y · appointed 2020-04-01
View their other companies + combined net worth →
Active
HOUSTON, Terence Gerard→
secretary · resigned 2018-11-21
Resigned
DIAMOND, Gerard Paul→
director · ~36y · appointed 2020-10-14 · resigned 2024-10-28
Resigned
DIAMOND, Mary→
director · ~68y · resigned 2024-10-28
Resigned
DIAMOND, Paul Anthony→
director · ~70y · resigned 2024-10-28
Resigned
HOUSTON, Terry→
director · ~70y · resigned 2018-11-21
Resigned
MAUREEN, Mclaughlin→
director · ~57y · appointed 2003-03-31 · resigned 2015-10-01
Resigned
O'CALLAGHAN, Attracta→
director · ~74y · resigned 2002-07-17
Resigned
O'CALLAGHAN, Gerard Austin→
director · ~52y · appointed 2019-05-15 · resigned 2024-10-28
Resigned

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

Mortgages & charges

7
Total charges
7
Outstanding
3
Active lenders
Status:Lender:7 of 7 shown
TypeProperties
outstanding
The Governor and Company of the Bank of Ireland (As Security Trustee)
A registered charge1 property10/02/2017—
outstanding
The Governor and Company of the Bank of Ireland (As Security Trustee)
A registered charge—10/02/2017—
outstanding
The Governor and Company of the Bank of Ireland (As Security Trustee)
A registered charge—23/10/2015—
outstanding
The Governor and Company of the Bank of Ireland (As Security Trustee)
A registered charge—24/09/2015—
outstanding
The Governor and Company of the Bank of Ireland (As Security Trustee)
A registered charge—24/09/2015—
outstanding
Bank of Ireland / Londonderry.
Mortgage or charge2 properties17/09/1999—
outstanding
The Governor and Company of the Bank of Ireland
Debenture2 properties21/11/1977—
Click column headers to sort. Use filters above to narrow by status and lender.

Recent filings (174 total)

accounts-with-accounts-type-medium
accounts · AA
2026-03-31
confirmation-statement-with-no-updates
confirmation-statement · CS01
2025-05-14
accounts-with-accounts-type-medium
accounts · AA
2025-04-02
termination-director-company-with-name-termination-date
officers · TM01
2024-11-21
termination-director-company-with-name-termination-date
officers · TM01
2024-11-21
termination-director-company-with-name-termination-date
officers · TM01
2024-11-21
termination-director-company-with-name-termination-date
officers · TM01
2024-11-21
cessation-of-a-person-with-significant-control
persons-with-significant-control · PSC07
2024-11-21
confirmation-statement-with-no-updates
confirmation-statement · CS01
2024-06-20
accounts-with-accounts-type-medium
accounts · AA
2024-01-12
confirmation-statement-with-no-updates
confirmation-statement · CS01
2023-06-06
accounts-with-accounts-type-medium
accounts · AA
2023-01-05
confirmation-statement-with-no-updates
confirmation-statement · CS01
2022-06-28
accounts-with-accounts-type-medium
accounts · AA
2022-04-05
confirmation-statement-with-no-updates
confirmation-statement · CS01
2021-11-04