349 BUILDING & MAINTENANCE LIMITED

💤Zombieactive
10845948 · ltd · incorporated 2017-07-03
Investment thesis
Zombie company — trading but stalled; unlikely mover.
Why interesting: Quiet, steady; could be a succession or carve-out candidate with the right conversation.
Why risky: No growth signal; thin margin for error on price.
🔒Estimated value
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Turnover
year to Jul 2025
Net worth
£-11.0k
book net assets
Opportunity
76/100
Strong
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What this business does
Primary activity: Other building completion and finishing
Sector: Construction
Investor take
Pass (distressed without resilience)
Distressed active trading company — structural issues outweigh the discount.

Opportunity 76/100 (strong), bankability 75/100. High owner-dependency — earn-out structure likely required for clean transition. Share purchase looks the cleaner deal structure. Biggest value-creation lever: Broaden director team. Sole director creates succession risk and reduces buyer comfort. Appoint a second director or strong #2. Most likely exit: share sale to pe / searcher (73/100).

Data confidence

Overall: medium (79/100)

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
1 officers (1 active, 1 linked, 1 with DOB)
90
Ownership & PSC
1 active PSC(s) of 1 total, 1 with control declared
90
Director network
1 connected companies via shared directors
48
Filing history
17 filings on record
85
Gazette notices
No matching gazette notices (standard for active companies)
60
Opportunity Score
76/100Strong
PassWatchWorth a lookStrongExceptional 

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

Business quality
65
Adequate — check latest filings for context.
Acquirability
70
Strong succession / seller-readiness signals.
Risk profile
85
Few red flags.
Signal strength
90
Good data coverage for analysis.

Signals from accounts

Derived from iXBRL accounts · accounting standard not declared
Negative net assets
Liabilities exceed assets by £10,977
Net assets shrinking
Down £11,591 YoY
Cash YoY
+72%
Year on year

Key financials

2 years extracted from filed iXBRL accounts
Cash
£16k
↑ 72% YoY
Net Worth
-£11k
↓ 1888% YoY
Current Assets
£25k
↑ 50% YoY
Current Liabilities
-£11k-£4k£3k£10k£17k£25kJul 2024Jul 2025

Hover to see exact values · click legend to toggle series

Financials

Extracted from Companies House accounts · accounting standard unknown
Metric2025-07-312024-07-31
Total assets£-11.0k£614
Current assets£24.6k£16.4k
Cash£16.2k£9.4k
Debtors£8.4k£7.0k
Net assets£-11.0k£614

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
0
filings
Last 180 days
1
filing
  • 1 accounts
Counts from Companies House filing history.
Corporate timeline (11 events)Click to expand
  1. 2026-01-21
    📄
    accounts-with-accounts-type-total-exemption-full
    accounts · AA
  2. 2024-12-10
    📄
    accounts-with-accounts-type-total-exemption-full
    accounts · AA
  3. 2024-02-21
    📄
    accounts-with-accounts-type-total-exemption-full
    accounts · AA
  4. 2023-01-17
    📄
    accounts-with-accounts-type-total-exemption-full
    accounts · AA
  5. 2021-12-22
    📄
    accounts-with-accounts-type-total-exemption-full
    accounts · AA
  6. 2021-03-16
    📄
    accounts-with-accounts-type-total-exemption-full
    accounts · AA
  7. 2020-04-29
    📄
    accounts-with-accounts-type-total-exemption-full
    accounts · AA
  8. 2019-04-03
    📄
    accounts-with-accounts-type-dormant
    accounts · AA
  9. 2017-07-03
    🏢
    Company incorporated
    As 349 BUILDING & MAINTENANCE LIMITED
  10. 2017-07-03
    GLANVILLE, Mark appointed
    director
  11. 2017-07-03
    📄
    incorporation-company
    incorporation · NEWINC

Owner dependency

88/100
Critical — business is the founder

The business appears inseparable from the founder. Acquisition without a serious earn-out or meaningful transition period would likely destroy value.

FACTORS
  • +Sole director: Only one active director — all governance concentrated on one person.
  • +Senior director age: Director aged approximately 59 — approaching natural succession window.
  • +No director turnover: Company is 9 years old with no director changes — suggests a very tight-knit founder team never broadened.

Succession & seller-readiness

55/100
Strong succession signal

Multiple signals suggest succession is on the horizon. Candidate for proactive outreach.

SIGNALS
  • secondaryFounder aged 58+: Senior director is approximately 59. Early succession window.
  • primarySole active director: Only one director in control. No visible successor — buyers solve the succession problem.

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

1 active beneficial owner · dominant holder ≥75%
NameSharesVoting rightsNature of controlNotified
Mr Mark Glanville
Individual · British · DOB 08/1967 · age 59
75100%
75–100%board control75-100% shares · 75-100% voting · board control03/07/2017

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.

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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
Incorporated2017-07-03
Jurisdictionengland-wales
Primary SIC43390 — Other building completion and finishing

Registered office

12 Gibson Road
High Wycombe
HP12 4QW
United Kingdom

Filing status

Accounts
Next due: 2027-04-30
Last made up to: 2025-07-31
Confirmation statement
Next due: 2026-07-16
Last: 2025-07-02

Officers (1 active · 0 resigned)

GLANVILLE, Mark
director · ~59y · appointed 2017-07-03
View their other companies + combined net worth →
Active

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

Recent filings (17 total)

accounts-with-accounts-type-total-exemption-full
accounts · AA
2026-01-21
confirmation-statement-with-no-updates
confirmation-statement · CS01
2025-07-09
accounts-with-accounts-type-total-exemption-full
accounts · AA
2024-12-10
confirmation-statement-with-no-updates
confirmation-statement · CS01
2024-07-02
accounts-with-accounts-type-total-exemption-full
accounts · AA
2024-02-21
confirmation-statement-with-no-updates
confirmation-statement · CS01
2023-07-16
accounts-with-accounts-type-total-exemption-full
accounts · AA
2023-01-17
confirmation-statement-with-no-updates
confirmation-statement · CS01
2022-07-04
accounts-with-accounts-type-total-exemption-full
accounts · AA
2021-12-22
confirmation-statement-with-no-updates
confirmation-statement · CS01
2021-07-07
accounts-with-accounts-type-total-exemption-full
accounts · AA
2021-03-16
confirmation-statement-with-no-updates
confirmation-statement · CS01
2020-07-02
accounts-with-accounts-type-total-exemption-full
accounts · AA
2020-04-29
confirmation-statement-with-no-updates
confirmation-statement · CS01
2019-07-03
accounts-with-accounts-type-dormant
accounts · AA
2019-04-03