ACORN INTEGRATED SYSTEMS (BMS MAINTENANCE) LIMITED

🌳Matureactive
08045579 · ltd · incorporated 2012-04-25
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
not disclosed
Net worth
book net assets
Opportunity
72/100
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: active trading company with strong profile and bankable structure.

Opportunity 72/100 (strong), bankability 77/100. Share purchase looks the cleaner deal structure. Biggest value-creation lever: Consolidate lender relationships. 4 distinct lenders creates friction — refinance into single-lender structure for cleaner diligence. Most likely exit: strategic trade sale (63/100).

🏦

Refinance opportunity

5 live charges · 4 lenders · oldest 12.8y

35/100
too messy

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

  • · Oldest live charge is 12.8 years old — likely at or near maturity.
  • · 4 lenders named — inter-creditor friction likely.
  • · Legal-friction score 33/100 — workable, but lender will want more DD.

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
5 charges (5/5 with lender, 5/5 with type)
90
Directors & officers
8 officers (3 active, 8 linked, 7 with DOB)
88
Ownership & PSC
1 active PSC(s) of 1 total, 1 with control declared
90
Director network
18 connected companies via shared directors
90
Filing history
67 filings on record
85
Gazette notices
No matching gazette notices (standard for active companies)
60
Opportunity Score
72/100Strong
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
77
Few red flags.
Signal strength
100
Good data coverage for analysis.

Recent activity

Last 30 days
0
filings
Last 90 days
2
filings
  • 1 officers
  • 1 confirmation-statement
Last 180 days
4
filings
  • 1 officers
  • 1 confirmation-statement
  • 1 persons-with-significant-control
Counts from Companies House filing history.
Corporate timeline (47 events)Click to expand
  1. 2026-05-12
    📄
    appoint-person-director-company-with-name-date
    officers · AP01
  2. 2026-05-01
    SMITH, Darren Michael appointed
    director
  3. 2026-02-17
    📄
    change-to-a-person-with-significant-control
    persons-with-significant-control · PSC05
  4. 2026-01-15
    📍
    change-registered-office-address-company-with-date-old-address-new-address
    address · AD01
  5. 2025-09-19
    📄
    accounts-with-accounts-type-audit-exemption-subsiduary
    accounts · AA
  6. 2025-09-19
    📄
    legacy
    accounts · PARENT_ACC
  7. 2025-09-19
    📄
    legacy
    other · GUARANTEE2
  8. 2025-09-19
    📄
    legacy
    other · AGREEMENT2
  9. 2025-04-14
    📄
    appoint-person-director-company-with-name-date
    officers · AP01
  10. 2025-04-14
    📄
    termination-director-company-with-name-termination-date
    officers · TM01
  11. 2025-04-01
    MILNE, Darren James Ivor appointed
    director
  12. 2025-04-01
    MILLER, Paula Elizabeth resigned
    director
  13. 2024-11-18
    📄
    accounts-with-accounts-type-audit-exemption-subsiduary
    accounts · AA
  14. 2024-11-18
    📄
    legacy
    accounts · PARENT_ACC
  15. 2024-11-18
    📄
    legacy
    other · GUARANTEE2
  16. 2024-11-18
    📄
    legacy
    other · AGREEMENT2
  17. 2024-10-31
    📄
    legacy
    other · AGREEMENT2
  18. 2024-10-31
    📄
    legacy
    other · GUARANTEE2
  19. 2024-08-06
    📄
    mortgage-satisfy-charge-full
    mortgage · MR04
  20. 2024-08-06
    📄
    mortgage-satisfy-charge-full
    mortgage · MR04
  21. 2024-08-06
    📄
    mortgage-satisfy-charge-full
    mortgage · MR04
  22. 2024-08-06
    📄
    mortgage-satisfy-charge-full
    mortgage · MR04
  23. 2024-08-06
    🔓
    Charge satisfied #5
  24. 2024-08-06
    🔓
    Charge satisfied #4
  25. 2024-08-06
    🔓
    Charge satisfied #3
  26. 2024-08-06
    🔓
    Charge satisfied #2
  27. 2024-06-03
    📄
    memorandum-articles
    incorporation · MA
  28. 2024-05-29
    📄
    resolution
    resolution · RESOLUTIONS
  29. 2024-05-23
    📄
    termination-director-company-with-name-termination-date
    officers · TM01
  30. 2024-05-23
    📄
    termination-secretary-company-with-name-termination-date
    officers · TM02
  31. 2024-05-10
    COILEY, Jonathan resigned
    secretary
  32. 2024-05-10
    COILEY, Jonathan Charles Adrian resigned
    director
  33. 2023-07-12
    🔒
    Charge registered #5
    Lender: Rockpool (Security Trustee) Limited
  34. 2023-01-01
    MILLER, Paula Elizabeth appointed
    director
  35. 2022-07-29
    🔒
    Charge registered #4
    Lender: Rockpool (Security Trustee) Limited as Security Trustee for the Secured Parties
  36. 2021-05-20
    🔓
    Charge satisfied #1
  37. 2021-05-19
    ERRINGTON, Graham resigned
    director
  38. 2021-05-19
    🔒
    Charge registered #3
    Lender: Clydesdale Bank PLC
  39. 2021-05-19
    🔒
    Charge registered #2
    Lender: Rockpool (Security Trustee) Limited
  40. 2015-02-01
    WITCHELL, Ernest Michael appointed
    director
  41. 2013-12-31
    DANCER, Karl David resigned
    director
  42. 2013-09-27
    🔒
    Charge registered #1
    Lender: Igf Invoice Finance Limited
  43. 2012-04-25
    🏢
    Company incorporated
    As ACORN INTEGRATED SYSTEMS (BMS MAINTENANCE) LIMITED
  44. 2012-04-25
    COILEY, Jonathan appointed
    secretary
  45. 2012-04-25
    COILEY, Jonathan Charles Adrian appointed
    director
  46. 2012-04-25
    DANCER, Karl David appointed
    director
  47. 2012-04-25
    ERRINGTON, Graham 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

35/100
Weak signal

Limited succession signal. Not a near-term off-market candidate.

SIGNALS
  • supportingClean filings + long tenure: Disciplined long-tenure operator — classic lifestyle-business pattern that often sells quietly.

Red flags

1 med ·
Charge satisfaction-then-recreation pattern
medium

Multiple instances where a charge was satisfied and a new charge created within 6 months. Suggests active refinancing cycle.

Group structure

Acorn Engineering Group Ltd is the ultimate parent — holding 75%+ shares. This company sits inside their group.

🏛️
Acorn Engineering Group Ltd
Corporate parent · holds 75-100% shares · board control
ultimate parent
ACORN INTEGRATED SYSTEMS (BMS MAINTENANCE) LIMITED
This company · 08045579

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
Acorn Engineering Group Ltd
Corporate entity
75100%
75–100%board control75-100% shares · 75-100% voting · board control25/04/2016

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
Incorporated2012-04-25
Jurisdictionengland-wales
Primary SIC43999 — Other specialised construction activities n.e.c.

Registered office

Audley House
12-12a Margaret Street
London
W1W 8JQ
England

Filing status

Accounts
Next due: 2026-09-30
Last made up to: 2024-12-31
Confirmation statement
Next due: 2027-05-09
Last: 2026-04-25

Officers (3 active · 5 resigned)

MILNE, Darren James Ivor
director · ~55y · appointed 2025-04-01
View their other companies + combined net worth →
Active
SMITH, Darren Michael
director · ~54y · appointed 2026-05-01
View their other companies + combined net worth →
Active
WITCHELL, Ernest Michael
director · ~55y · appointed 2015-02-01
View their other companies + combined net worth →
Active
COILEY, Jonathan
secretary · appointed 2012-04-25 · resigned 2024-05-10
Resigned
COILEY, Jonathan Charles Adrian
director · ~55y · appointed 2012-04-25 · resigned 2024-05-10
Resigned
DANCER, Karl David
director · ~61y · appointed 2012-04-25 · resigned 2013-12-31
Resigned
ERRINGTON, Graham
director · ~70y · appointed 2012-04-25 · resigned 2021-05-19
Resigned
MILLER, Paula Elizabeth
director · ~55y · appointed 2023-01-01 · resigned 2025-04-01
Resigned

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

Mortgages & charges

5
Total charges
0
Outstanding
0
Active lenders
Status:Lender:5 of 5 shown
TypeProperties
satisfied
Rockpool (Security Trustee)
Rockpool (Security Trustee) Limited
A registered charge12/07/202306/08/2024
satisfied
Rockpool (Security Trustee) as Security Trustee for the Secured Parties
Rockpool (Security Trustee) Limited as Security Trustee for the Secured Parties
A registered charge29/07/202206/08/2024
satisfied
Virgin Money
Clydesdale Bank PLC
A registered charge19/05/202106/08/2024
satisfied
Rockpool (Security Trustee)
Rockpool (Security Trustee) Limited
A registered charge19/05/202106/08/2024
satisfied
Igf Invoice Finance
Igf Invoice Finance Limited
A registered charge27/09/201320/05/2021

Recent filings (67 total)

appoint-person-director-company-with-name-date
officers · AP01
2026-05-12
confirmation-statement-with-no-updates
confirmation-statement · CS01
2026-04-29
change-to-a-person-with-significant-control
persons-with-significant-control · PSC05
2026-02-17
change-registered-office-address-company-with-date-old-address-new-address
address · AD01
2026-01-15
accounts-with-accounts-type-audit-exemption-subsiduary
accounts · AA
2025-09-19
legacy
accounts · PARENT_ACC
2025-09-19
legacy
other · GUARANTEE2
2025-09-19
legacy
other · AGREEMENT2
2025-09-19
confirmation-statement-with-no-updates
confirmation-statement · CS01
2025-05-17
appoint-person-director-company-with-name-date
officers · AP01
2025-04-14
termination-director-company-with-name-termination-date
officers · TM01
2025-04-14
accounts-with-accounts-type-audit-exemption-subsiduary
accounts · AA
2024-11-18
legacy
accounts · PARENT_ACC
2024-11-18
legacy
other · GUARANTEE2
2024-11-18
legacy
other · AGREEMENT2
2024-11-18