18 ROSELEIGH AVENUE (N5) MANAGEMENT LIMITED

🌳Matureactive
05051045 · private-limited-guarant-nsc · incorporated 2004-02-20
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
—
year to Jun 2025
Net worth
—
book net assets
Opportunity
81/100
Exceptional
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What this business does
Primary activity: SIC 99999
Sector: Extraterritorial bodies
Investor take
Pursue
Active trading company with a 74-year-old founder — textbook succession opportunity.

Opportunity 81/100 (exceptional), bankability 75/100. Strong seller-intent signal (63/100, director aged 74). Share purchase looks the cleaner deal structure. Most likely exit: share sale to pe / searcher (65/100).

Data confidence

Overall: medium (76/100)

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
2 years of iXBRL accounts extracted (YoY deltas available) + narrative notes parsed
75
Lenders & charges
Confirmed no charges registered
85
Directors & officers
15 officers (4 active, 15 linked, 9 with DOB)
82
Ownership & PSC
3 active PSC(s) of 6 total, 6 with control declared
90
Director network
Network not yet resolved
30
Filing history
79 filings on record
85
Gazette notices
No matching gazette notices (standard for active companies)
60
Opportunity Score
81/100Exceptional
PassWatchWorth a lookStrongExceptional 

Strong composite across quality, acquirability, and risk. High-priority target — progress to serious diligence.

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

Key financials

2 years extracted from filed iXBRL accounts
Cash
—
Net Worth
—
Current Assets
—
Current Liabilities
—
£0£0£0£0£0£0Jun 2024Jun 2025

Hover to see exact values · click legend to toggle series

Financials

Extracted from Companies House accounts · FRS 102
Metric2025-06-302024-06-30

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
5
filings
  • • 2 persons-with-significant-control
  • • 1 confirmation-statement
  • • 1 accounts
Last 180 days
7
filings
  • • 3 persons-with-significant-control
  • • 2 officers
  • • 1 confirmation-statement
Counts from Companies House filing history.
Corporate timeline (45 events)Click to expand
  1. 2026-02-17
    📄
    accounts-with-accounts-type-dormant
    accounts · AA
  2. 2026-02-17
    📄
    termination-director-company-with-name-termination-date
    officers · TM01
  3. 2026-02-17
    📄
    notification-of-a-person-with-significant-control
    persons-with-significant-control · PSC01
  4. 2026-02-17
    📄
    cessation-of-a-person-with-significant-control
    persons-with-significant-control · PSC07
  5. 2025-11-18
    📄
    appoint-person-director-company-with-name-date
    officers · AP01
  6. 2025-11-17
    📄
    notification-of-a-person-with-significant-control
    persons-with-significant-control · PSC01
  7. 2025-11-10
    ➕
    CASSIN, Noémi Cleo Brigitte Camille appointed
    director
  8. 2025-11-10
    ➖
    CASSIN, Flore resigned
    director
  9. 2025-03-02
    📄
    accounts-with-accounts-type-dormant
    accounts · AA
  10. 2025-03-02
    📄
    cessation-of-a-person-with-significant-control
    persons-with-significant-control · PSC07
  11. 2024-03-16
    📄
    accounts-with-accounts-type-dormant
    accounts · AA
  12. 2023-03-01
    📄
    accounts-with-accounts-type-dormant
    accounts · AA
  13. 2022-03-03
    📄
    accounts-with-accounts-type-dormant
    accounts · AA
  14. 2021-03-04
    📄
    accounts-with-accounts-type-dormant
    accounts · AA
  15. 2021-01-24
    📄
    notification-of-a-person-with-significant-control
    persons-with-significant-control · PSC01
  16. 2021-01-24
    📄
    termination-director-company-with-name-termination-date
    officers · TM01
  17. 2020-12-07
    📄
    appoint-person-director-company-with-name-date
    officers · AP01
  18. 2020-11-18
    📄
    cessation-of-a-person-with-significant-control
    persons-with-significant-control · PSC07
  19. 2020-09-28
    ➕
    CASSIN, Flore appointed
    director
  20. 2020-09-28
    ➖
    SLATTER, William Edward resigned
    director
  21. 2020-04-24
    📄
    accounts-with-accounts-type-dormant
    accounts · AA
  22. 2019-03-28
    📄
    accounts-with-accounts-type-dormant
    accounts · AA
  23. 2009-09-24
    ➕
    REDHEAD, Mark William appointed
    secretary
  24. 2009-09-24
    ➖
    TOTARO, Marcello resigned
    secretary
  25. 2009-09-24
    ➕
    SLATTER, William Edward appointed
    director
  26. 2009-09-24
    ➖
    TOTARO, Marcello resigned
    director
  27. 2009-09-24
    ➕
    18 ROSELEIGH AVENUE (N5) MANAGEMENT LIMITED appointed
    corporate-director
  28. 2009-09-24
    ➖
    18 ROSELEIGH AVENUE (N5) MANAGEMENT LIMITED resigned
    corporate-director
  29. 2007-08-06
    ➕
    ILES, Valerie Margaret appointed
    director
  30. 2007-08-05
    ➖
    ILES, John George resigned
    director
  31. 2006-11-30
    ➕
    TOTARO, Marcello appointed
    secretary
  32. 2006-11-30
    ➕
    TOTARO, Marcello appointed
    director
  33. 2006-11-17
    ➖
    BROOKE, Robin Dylan resigned
    secretary
  34. 2006-11-17
    ➖
    BROOKE, Robin Dylan resigned
    director
  35. 2005-11-10
    ➕
    REDHEAD, Mark William appointed
    director
  36. 2005-11-10
    ➖
    BRANNIGAN, Jennifer resigned
    director
  37. 2004-04-14
    ➖
    SDG SECRETARIES LIMITED resigned
    corporate-nominee-secretary
  38. 2004-04-14
    ➖
    SDG REGISTRARS LIMITED resigned
    corporate-nominee-director
  39. 2004-02-20
    🏢
    Company incorporated
    As 18 ROSELEIGH AVENUE (N5) MANAGEMENT LIMITED
  40. 2004-02-20
    ➕
    BROOKE, Robin Dylan appointed
    secretary
  41. 2004-02-20
    ➕
    SDG SECRETARIES LIMITED appointed
    corporate-nominee-secretary
  42. 2004-02-20
    ➕
    BRANNIGAN, Jennifer appointed
    director
  43. 2004-02-20
    ➕
    BROOKE, Robin Dylan appointed
    director
  44. 2004-02-20
    ➕
    ILES, John George appointed
    director
  45. 2004-02-20
    ➕
    SDG REGISTRARS LIMITED appointed
    corporate-nominee-director

Owner dependency

75/100
High — earn-out structure required

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

FACTORS
  • +Long-tenure founder: Senior director has been in place 20 years — deep operational knowledge concentrated in one person.
  • +Founder age: Director aged approximately 74 — succession pressure is live.

Succession & seller-readiness

80/100
Likely off-market candidate

Strong acquirability signals converging. Worth approaching directly — this is how off-market deals start.

SIGNALS
  • primaryFounder aged 70+: Senior director is approximately 74 years old. Natural succession window is now.
  • primary20+ year tenure: Director in role 20 years. Very long tenure is a classic succession signal.
  • 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.)

Shareholders & ownership

3 active beneficial owners
NameSharesVoting rightsNature of controlNotified
Ms Noémi Cleo Brigitte Camille Cassin
Individual · British · DOB 04/1997 · age 29
—25–50%25-50% voting10/11/2025
Ms Valerie Margaret Iles
Individual · British · DOB 04/1952 · age 74
—25–50%25-50% voting02/03/2025
Mr Mark William Redhead
Individual · British · DOB 05/1975 · age 51
—25–50%25-50% voting30/06/2016
3 historic (ceased) PSCs
  • Ms Flore Cassinceased 10/11/2025· 25-50% voting
  • Ms Valerie Margaret Ilesceased 02/03/2025· 25-50% voting
  • Mr William Edward Slatterceased 28/09/2020· 25-50% voting

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

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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
Typeprivate-limited-guarant-nsc
Incorporated2004-02-20
Jurisdictionengland-wales
Primary SIC99999 — SIC 99999

Registered office

18c Roseleigh Avenue
Highbury
London
N5 1SP

Filing status

Accounts
Next due: 2027-03-31
Last made up to: 2025-06-30
Confirmation statement
Next due: 2027-03-06
Last: 2026-02-20

Officers (4 active · 11 resigned)

REDHEAD, Mark William→
secretary · appointed 2009-09-24
View their other companies + combined net worth →
Active
CASSIN, Noémi Cleo Brigitte Camille→
director · ~29y · appointed 2025-11-10
View their other companies + combined net worth →
Active
ILES, Valerie Margaret→
director · ~74y · appointed 2007-08-06
View their other companies + combined net worth →
Active
REDHEAD, Mark William→
director · ~51y · appointed 2005-11-10
View their other companies + combined net worth →
Active
BROOKE, Robin Dylan→
secretary · appointed 2004-02-20 · resigned 2006-11-17
Resigned
TOTARO, Marcello→
secretary · appointed 2006-11-30 · resigned 2009-09-24
Resigned
SDG SECRETARIES LIMITED→
corporate-nominee-secretary · appointed 2004-02-20 · resigned 2004-04-14
Resigned
BRANNIGAN, Jennifer→
director · ~54y · appointed 2004-02-20 · resigned 2005-11-10
Resigned
BROOKE, Robin Dylan→
director · ~52y · appointed 2004-02-20 · resigned 2006-11-17
Resigned
CASSIN, Flore→
director · ~60y · appointed 2020-09-28 · resigned 2025-11-10
Resigned
ILES, John George→
director · ~101y · appointed 2004-02-20 · resigned 2007-08-05
Resigned
SLATTER, William Edward→
director · ~44y · appointed 2009-09-24 · resigned 2020-09-28
Resigned
TOTARO, Marcello→
director · ~58y · appointed 2006-11-30 · resigned 2009-09-24
Resigned
18 ROSELEIGH AVENUE (N5) MANAGEMENT LIMITED→
corporate-director · appointed 2009-09-24 · resigned 2009-09-24
Resigned
SDG REGISTRARS LIMITED→
corporate-nominee-director · appointed 2004-02-20 · resigned 2004-04-14
Resigned

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

Recent filings (79 total)

confirmation-statement-with-no-updates
confirmation-statement · CS01
2026-02-20
accounts-with-accounts-type-dormant
accounts · AA
2026-02-17
termination-director-company-with-name-termination-date
officers · TM01
2026-02-17
notification-of-a-person-with-significant-control
persons-with-significant-control · PSC01
2026-02-17
cessation-of-a-person-with-significant-control
persons-with-significant-control · PSC07
2026-02-17
appoint-person-director-company-with-name-date
officers · AP01
2025-11-18
notification-of-a-person-with-significant-control
persons-with-significant-control · PSC01
2025-11-17
accounts-with-accounts-type-dormant
accounts · AA
2025-03-02
confirmation-statement-with-no-updates
confirmation-statement · CS01
2025-03-02
cessation-of-a-person-with-significant-control
persons-with-significant-control · PSC07
2025-03-02
accounts-with-accounts-type-dormant
accounts · AA
2024-03-16
confirmation-statement-with-updates
confirmation-statement · CS01
2024-02-21
accounts-with-accounts-type-dormant
accounts · AA
2023-03-01
confirmation-statement-with-no-updates
confirmation-statement · CS01
2023-03-01
accounts-with-accounts-type-dormant
accounts · AA
2022-03-03