ADVANCED INFRASTRUCTURE SYSTEMS LIMITED

🌳Matureactive
06382417 · ltd · incorporated 2007-09-26
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 15.5y old — refinance window within 12 months
🔒Estimated value
—
Upgrade to see
Turnover
—
year to Mar 2025
Net worth
£2.10M
book net assets
Opportunity
73/100
Strong
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What this business does
Primary activity: Other construction installation
Sector: Construction
Investor take
Pursue
Strong opportunity: active trading company with strong profile and bankable structure.

Opportunity 73/100 (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: strategic trade sale (63/100).

🏦

Refinance opportunity

3 live charges · 2 lenders · oldest 15.5y

70/100
ready

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

  • · Oldest live charge is 15.5 years old — likely at or near maturity.
  • · Two lenders — manageable, but coordination required.
  • · Legal-friction score 15/100 — clean.

Data confidence

Overall: high (80/100)

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
3 charges (3/3 with lender, 3/3 with type)
90
Directors & officers
8 officers (3 active, 8 linked, 6 with DOB)
85
Ownership & PSC
1 active PSC(s) of 3 total, 3 with control declared
90
Director network
2 connected companies via shared directors
51
Filing history
90 filings on record
85
Gazette notices
No matching gazette notices (standard for active companies)
60
Opportunity Score
73/100Strong
PassWatchWorth a lookStrongExceptional 

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

Business quality
70
Active, clean filings, stable charge profile.
Acquirability
65
Some acquirability indicators.
Risk profile
69
Some moderate concerns — review flags.
Signal strength
100
Good data coverage for analysis.

Signals from accounts

Derived from iXBRL accounts · accounting standard not declared
Positive net assets
Net assets £2,097,995
Cash YoY
+27%
Year on year

Key financials

2 years extracted from filed iXBRL accounts
Cash
£884k
↑ 27% YoY
Net Worth
£2.1m
↑ 18% YoY
Current Assets
£2.9m
↑ 10% YoY
Current Liabilities
—
£0£583k£1.2m£1.7m£2.3m£2.9mMar 2024Mar 2025

Hover to see exact values · click legend to toggle series

Financials

Extracted from Companies House accounts · accounting standard unknown
Metric2025-03-312024-03-31
Total assets£2.27M£1.96M
Current assets£2.92M£2.65M
Cash£883.9k£698.0k
Debtors£1.55M£1.54M
Net assets£2.10M£1.78M

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

🔒Filing-note intelligence

1 signal detected in this company's narrative notes — going-concern language, audit opinion, contingent liabilities, related-party transactions.

Available from the Pro tier upwards.

See pricing →

Recent activity

Last 30 days
0
filings
Last 90 days
1
filing
  • • 1 confirmation-statement
Last 180 days
1
filing
  • • 1 confirmation-statement
Counts from Companies House filing history.
Corporate timeline (39 events)Click to expand
  1. 2025-08-04
    📍
    change-registered-office-address-company-with-date-old-address-new-address
    address · AD01
  2. 2025-06-10
    📄
    accounts-with-accounts-type-total-exemption-full
    accounts · AA
  3. 2025-04-01
    ✏️
    certificate-change-of-name-company
    change-of-name · CERTNM
  4. 2024-06-25
    📄
    accounts-with-accounts-type-total-exemption-full
    accounts · AA
  5. 2024-05-01
    ➕
    BONE, Toni Kerry appointed
    director
  6. 2024-05-01
    📄
    appoint-person-director-company-with-name-date
    officers · AP01
  7. 2024-04-15
    📄
    change-to-a-person-with-significant-control
    persons-with-significant-control · PSC04
  8. 2024-04-15
    📄
    change-person-director-company-with-change-date
    officers · CH01
  9. 2023-06-06
    📄
    accounts-with-accounts-type-total-exemption-full
    accounts · AA
  10. 2022-08-08
    📄
    memorandum-articles
    incorporation · MA
  11. 2022-08-08
    📄
    memorandum-articles
    incorporation · MA
  12. 2022-06-23
    📄
    accounts-with-accounts-type-total-exemption-full
    accounts · AA
  13. 2022-06-15
    📄
    change-person-director-company-with-change-date
    officers · CH01
  14. 2022-05-25
    📄
    capital-return-purchase-own-shares
    capital · SH03
  15. 2022-04-01
    📄
    resolution
    resolution · RESOLUTIONS
  16. 2022-04-01
    📄
    resolution
    resolution · RESOLUTIONS
  17. 2022-03-30
    📄
    capital-cancellation-shares
    capital · SH06
  18. 2022-03-30
    📄
    capital-cancellation-shares
    capital · SH06
  19. 2022-03-29
    📄
    capital-variation-of-rights-attached-to-shares
    capital · SH10
  20. 2022-03-29
    📄
    capital-name-of-class-of-shares
    capital · SH08
  21. 2022-03-24
    📄
    termination-director-company-with-name-termination-date
    officers · TM01
  22. 2022-03-18
    ➖
    BONE, Tracey resigned
    secretary
  23. 2022-03-18
    ➖
    BONE, Richard resigned
    director
  24. 2022-03-18
    ➖
    BONE, Tracey resigned
    director
  25. 2019-12-20
    ➖
    MILNER, Christopher Richard resigned
    director
  26. 2019-07-15
    ➕
    BONE, Richard appointed
    director
  27. 2019-07-15
    ➕
    MILNER, Christopher Richard appointed
    director
  28. 2017-05-09
    🔓
    Charge satisfied #2
  29. 2017-05-09
    🔓
    Charge satisfied #1
  30. 2017-04-03
    ➕
    GUEST, Shellie Louise appointed
    director
  31. 2016-09-05
    🔒
    Charge registered #3
    Lender: Rbs Invoice Finance Limited
  32. 2014-01-15
    🔒
    Charge registered #2
    Lender: Hitachi Capital (UK) PLC
  33. 2010-12-09
    🔒
    Charge registered #1
    Lender: Rbs Invoice Finance Limited
  34. 2009-12-23
    ➕
    BONE, Tracey appointed
    secretary
  35. 2009-12-23
    ➖
    DOWD, Katherine resigned
    secretary
  36. 2009-09-30
    ➕
    BONE, Tracey appointed
    director
  37. 2007-09-26
    🏢
    Company incorporated
    As ADVANCED INFRASTRUCTURE SYSTEMS LIMITED
  38. 2007-09-26
    ➕
    BONE, Dominic Philip appointed
    director
  39. 2007-09-26
    ➕
    DOWD, Katherine appointed
    secretary

Owner dependency

68/100
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 19 years — deep operational knowledge concentrated in one person.
  • +Family involvement: Multiple officers share a surname — likely family business, which concentrates governance.

Succession & seller-readiness

43/100
Moderate signal

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

SIGNALS
  • secondary12+ year tenure: Director in role 19 years.
  • supportingClean filings + long tenure: Disciplined long-tenure operator — classic lifestyle-business pattern that often sells quietly.

Red flags

2 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.

Name changed recently
medium

Name changes can be benign (rebrand) but can also precede distress, phoenix activity, or buyer concealment.

Evidence: 2025-04-01: certificate-change-of-name-company

Shareholders & ownership

1 active beneficial owner · dominant holder ≥75%
NameSharesVoting rightsNature of controlNotified
Mr Dominic Bone
Individual · British · DOB 02/1978 · age 48
75–100%
75–100%board control75-100% shares · 75-100% voting · board control06/04/2016
2 historic (ceased) PSCs
  • Mr Richard Boneceased 18/03/2022· 25-50% shares · 25-50% voting
  • Mrs Tracey Boneceased 18/03/2022· significant influence

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
Incorporated2007-09-26
Jurisdictionengland-wales
Primary SIC43290 — Other construction installation

Registered office

Shropshire House
Hortonwood 1
Telford
TF1 7GN
England

Filing status

Accounts
Next due: 2026-12-31
Last made up to: 2025-03-31
Confirmation statement
Next due: 2027-05-02
Last: 2026-04-18

Officers (3 active · 5 resigned)

BONE, Dominic Philip→
director · ~48y · appointed 2007-09-26
View their other companies + combined net worth →
Active
BONE, Toni Kerry→
director · ~49y · appointed 2024-05-01
View their other companies + combined net worth →
Active
GUEST, Shellie Louise→
director · ~48y · appointed 2017-04-03
View their other companies + combined net worth →
Active
BONE, Tracey→
secretary · appointed 2009-12-23 · resigned 2022-03-18
Resigned
DOWD, Katherine→
secretary · appointed 2007-09-26 · resigned 2009-12-23
Resigned
BONE, Richard→
director · ~82y · appointed 2019-07-15 · resigned 2022-03-18
Resigned
BONE, Tracey→
director · ~75y · appointed 2009-09-30 · resigned 2022-03-18
Resigned
MILNER, Christopher Richard→
director · ~36y · appointed 2019-07-15 · resigned 2019-12-20
Resigned

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

Mortgages & charges

3
Total charges
1
Outstanding
1
Active lenders
Status:Lender:3 of 3 shown
TypeProperties
outstanding
NatWest Group
Rbs Invoice Finance Limited
A registered charge—05/09/2016—
satisfied
Hitachi Capital (UK)
Hitachi Capital (UK) PLC
A registered charge1 property15/01/201409/05/2017
satisfied
NatWest Group
Rbs Invoice Finance Limited
All assets debenture1 property09/12/201009/05/2017
Click column headers to sort. Use filters above to narrow by status and lender.

Recent filings (90 total)

confirmation-statement-with-no-updates
confirmation-statement · CS01
2026-04-24
change-registered-office-address-company-with-date-old-address-new-address
address · AD01
2025-08-04
accounts-with-accounts-type-total-exemption-full
accounts · AA
2025-06-10
confirmation-statement-with-no-updates
confirmation-statement · CS01
2025-04-29
certificate-change-of-name-company
change-of-name · CERTNM
2025-04-01
accounts-with-accounts-type-total-exemption-full
accounts · AA
2024-06-25
appoint-person-director-company-with-name-date
officers · AP01
2024-05-01
confirmation-statement-with-no-updates
confirmation-statement · CS01
2024-04-22
change-to-a-person-with-significant-control
persons-with-significant-control · PSC04
2024-04-15
change-person-director-company-with-change-date
officers · CH01
2024-04-15
accounts-with-accounts-type-total-exemption-full
accounts · AA
2023-06-06
confirmation-statement-with-updates
confirmation-statement · CS01
2023-04-18
memorandum-articles
incorporation · MA
2022-08-08
memorandum-articles
incorporation · MA
2022-08-08
confirmation-statement-with-updates
confirmation-statement · CS01
2022-08-02