A.D.L. SECURITY SERVICES LIMITED

🌳Matureactive
02102649 · ltd · incorporated 1987-02-23
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
approaching window · 12-months
Approaching a transaction window — refinance or sale event plausible in the next 12 months.
  • · Oldest live charge 17.2y old — refinance window within 12 months
🔒Estimated value
—
Upgrade to see
Turnover
—
not disclosed
Net worth
—
book net assets
Opportunity
74/100
Strong
🔔
Follow this company (free)
Email alerts on filings, charges, director changes, gazette notices. No account needed.

Unsubscribe any time from any email. GDPR-respectful.

🔒Generate AI memo →🔒Outreach pack →🔒Corporate story →📑 Reports →Sign in to watch
What this business does
Primary activity: Security systems service activities
Sector: Administrative & support services
Investor take
Pursue
Strong opportunity: active trading company with strong profile and bankable structure.

Opportunity 74/100 (strong), bankability 85/100. Share purchase looks the cleaner deal structure. Most likely exit: strategic trade sale (63/100).

🏦

Refinance opportunity

1 live charge · oldest 17.2y

85/100
ready

Refinance conversation should be productive — structure clean and timing right.

  • · Oldest live charge is 17.2 years old — likely at or near maturity.
  • · Single lender — cleanest path to refinance.
  • · Legal-friction score 15/100 — clean.

Data confidence

Overall: medium (61/100)

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
1 charges (1/1 with lender, 1/1 with type)
90
Directors & officers
9 officers (3 active, 9 linked, 8 with DOB)
88
Ownership & PSC
1 active PSC(s) of 3 total, 3 with control declared
90
Director network
12 connected companies via shared directors
81
Filing history
121 filings on record
85
Gazette notices
No matching gazette notices (standard for active companies)
60
Opportunity Score
74/100Strong
PassWatchWorth a lookStrongExceptional 

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

Business quality
70
Active, clean filings, stable charge profile.
Acquirability
50
Some acquirability indicators.
Risk profile
85
Few red flags.
Signal strength
100
Good data coverage for analysis.

Recent activity

Last 30 days
0
filings
Last 90 days
1
filing
  • • 1 officers
Last 180 days
2
filings
  • • 1 officers
  • • 1 accounts
Counts from Companies House filing history.
Corporate timeline (36 events)Click to expand
  1. 2026-03-30
    📄
    termination-director-company-with-name-termination-date
    officers · TM01
  2. 2026-02-27
    📄
    accounts-with-accounts-type-dormant
    accounts · AA
  3. 2026-02-25
    ➖
    WEST, Richard Mark resigned
    director
  4. 2025-10-30
    📄
    change-person-director-company-with-change-date
    officers · CH01
  5. 2025-10-13
    📄
    change-to-a-person-with-significant-control
    persons-with-significant-control · PSC05
  6. 2025-02-17
    📍
    change-registered-office-address-company-with-date-old-address-new-address
    address · AD01
  7. 2024-12-16
    📄
    accounts-with-accounts-type-dormant
    accounts · AA
  8. 2024-04-10
    📄
    termination-director-company-with-name-termination-date
    officers · TM01
  9. 2024-04-02
    📄
    accounts-with-accounts-type-dormant
    accounts · AA
  10. 2024-03-31
    ➖
    DE BEER, Hugo Neville resigned
    director
  11. 2023-07-28
    📄
    appoint-person-director-company-with-name-date
    officers · AP01
  12. 2023-07-25
    ➕
    WEST, Richard Mark appointed
    director
  13. 2023-05-16
    📄
    accounts-with-accounts-type-dormant
    accounts · AA
  14. 2022-04-06
    📄
    accounts-with-accounts-type-dormant
    accounts · AA
  15. 2021-06-26
    📄
    accounts-with-accounts-type-dormant
    accounts · AA
  16. 2020-09-10
    📄
    appoint-person-director-company-with-name-date
    officers · AP01
  17. 2020-09-10
    📄
    termination-director-company-with-name-termination-date
    officers · TM01
  18. 2020-09-09
    📄
    appoint-person-director-company-with-name-date
    officers · AP01
  19. 2020-09-09
    📄
    appoint-person-director-company-with-name-date
    officers · AP01
  20. 2020-08-28
    ➕
    GREEN, Darren appointed
    director
  21. 2020-08-28
    ➕
    THOMAS, Simon Gareth appointed
    director
  22. 2020-08-28
    ➖
    BEART, Simon Delaval resigned
    director
  23. 2020-08-28
    ➕
    DE BEER, Hugo Neville appointed
    director
  24. 2020-04-16
    📄
    cessation-of-a-person-with-significant-control
    persons-with-significant-control · PSC07
  25. 2020-04-16
    📄
    cessation-of-a-person-with-significant-control
    persons-with-significant-control · PSC07
  26. 2020-04-16
    📄
    notification-of-a-person-with-significant-control
    persons-with-significant-control · PSC02
  27. 2020-03-04
    🔓
    Charge satisfied #1
  28. 2018-05-11
    ➕
    HOWARD, Thomas Henry Greville appointed
    director
  29. 2018-05-11
    ➖
    EDWARDS, Alan resigned
    secretary
  30. 2018-05-11
    ➕
    BEART, Simon Delaval appointed
    director
  31. 2018-05-11
    ➖
    EDWARDS, Alan resigned
    director
  32. 2018-05-11
    ➖
    HEWES, David resigned
    director
  33. 2009-03-19
    🔒
    Charge registered #1
    Lender: National Westminster Bank PLC
  34. 1987-02-23
    🏢
    Company incorporated
    As A.D.L. SECURITY SERVICES LIMITED
  35. 1987-02-23
    ➕
    EDWARDS, Alan appointed
    director
  36. 1987-02-23
    ➕
    HEWES, David appointed
    director

Owner dependency

50/100
Moderate — manageable with handover

Some founder dependency, but not acute. A structured handover period should cover most risk.

Succession & seller-readiness

40/100
Moderate signal

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

SIGNALS
  • secondaryStable-but-static management: Company is 39 years old and no new directors in the last 3 years — succession not yet being planned internally.

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

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

🏛️
Spy Alarms Limited
Corporate parent · holds 75-100% shares
ultimate parent
⬇
A.D.L. SECURITY SERVICES LIMITED
This company · 02102649

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
Spy Alarms Limited
Corporate entity
75–100%
75–100%75-100% shares · 75-100% voting31/03/2020
2 historic (ceased) PSCs
  • Mr Thomas Henry Greville Howardceased 31/03/2020· 25-50% shares
  • Mr Simon Delaval Beartceased 31/03/2020· 25-50% 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 →

Similar companies

Active · Trade services · WC postcode area
CompanyEst. valueTurnoverNet worthStaffAgeOppDirector
ACCESS VENTURES LTD→
17071695 · est 2026 · no financials extracted
———————
ACCESSIBLE MEDIA LIMITED→
15793590 · est 2024 · no financials extracted
————1y——
ACER FITNESS LTD→
15155453 · est 2023 · no financials extracted
————2y——
ACERNA HOLDINGS LIMITED→
12889312 · est 2020 · no financials extracted
————5y——
ACQ CONSULTING LIMITED→
12523645 · est 2020 · no financials extracted
————6y——
ACQUIRE PMS LIMITED→
12721061 · est 2020 · no financials extracted
————5y——
ACROR LIMITED→
12565526 · est 2020 · no financials extracted
————5y——
ACTASIA→
06040775 · est 2007 · no financials extracted
————19y——
ACTION ELECTROPLATING CO. LIMITED→
01730114 · est 1983 · no financials extracted
————42y——
ACTIONABLE INVESTMENTS LIMITED→
10413381 · est 2016 · no financials extracted
————9y——
ACTIVE FD LIMITED→
16664190 · est 2025 · no financials extracted
———————
ACTV EIGHT LTD→
16125526 · est 2024 · no financials extracted
————1y——
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
Incorporated1987-02-23
Jurisdictionengland-wales
Primary SIC80200 — Security systems service activities

Registered office

C/O Hunters Law Llp
Lincoln's Inn, 9 New Square
London
WC2A 3QN
United Kingdom

Filing status

Accounts
Next due: 2027-03-31
Last made up to: 2025-06-30
Confirmation statement
Next due: 2026-09-23
Last: 2025-09-09

Officers (3 active · 6 resigned)

GREEN, Darren→
director · ~48y · appointed 2020-08-28
View their other companies + combined net worth →
Active
HOWARD, Thomas Henry Greville→
director · ~43y · appointed 2018-05-11
View their other companies + combined net worth →
Active
THOMAS, Simon Gareth→
director · ~40y · appointed 2020-08-28
View their other companies + combined net worth →
Active
EDWARDS, Alan→
secretary · resigned 2018-05-11
Resigned
BEART, Simon Delaval→
director · ~68y · appointed 2018-05-11 · resigned 2020-08-28
Resigned
DE BEER, Hugo Neville→
director · ~38y · appointed 2020-08-28 · resigned 2024-03-31
Resigned
EDWARDS, Alan→
director · ~79y · appointed 1987-02-23 · resigned 2018-05-11
Resigned
HEWES, David→
director · ~79y · appointed 1987-02-23 · resigned 2018-05-11
Resigned
WEST, Richard Mark→
director · ~53y · appointed 2023-07-25 · resigned 2026-02-25
Resigned

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

Mortgages & charges

1
Total charges
0
Outstanding
0
Active lenders
Status:Lender:1 of 1 shown
TypeProperties
satisfied
National Westminster Bank
National Westminster Bank PLC
Debenture1 property19/03/200904/03/2020

Recent filings (121 total)

termination-director-company-with-name-termination-date
officers · TM01
2026-03-30
accounts-with-accounts-type-dormant
accounts · AA
2026-02-27
change-person-director-company-with-change-date
officers · CH01
2025-10-30
change-to-a-person-with-significant-control
persons-with-significant-control · PSC05
2025-10-13
confirmation-statement-with-no-updates
confirmation-statement · CS01
2025-09-09
change-registered-office-address-company-with-date-old-address-new-address
address · AD01
2025-02-17
accounts-with-accounts-type-dormant
accounts · AA
2024-12-16
confirmation-statement-with-no-updates
confirmation-statement · CS01
2024-09-10
termination-director-company-with-name-termination-date
officers · TM01
2024-04-10
accounts-with-accounts-type-dormant
accounts · AA
2024-04-02
confirmation-statement-with-no-updates
confirmation-statement · CS01
2023-09-20
appoint-person-director-company-with-name-date
officers · AP01
2023-07-28
accounts-with-accounts-type-dormant
accounts · AA
2023-05-16
confirmation-statement-with-no-updates
confirmation-statement · CS01
2022-09-12
accounts-with-accounts-type-dormant
accounts · AA
2022-04-06