ALPHA SIGMA BOOKKEEPING LTD

💤Zombieactive
09538755 · ltd · incorporated 2015-04-13
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 Mar 2025
Net worth
£-561
book net assets
Opportunity
73/100
Strong
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What this business does
Primary activity: Accounting and auditing activities
Sector: Professional, scientific & technical
ALSO REGISTERED FOR
  • 69202Bookkeeping activities
Investor take
Pass (distressed without resilience)
Distressed active trading company — structural issues outweigh the discount.

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. Biggest value-creation lever: Deleverage or restructure. Leverage at 100% of assets — consider sale of non-core assets or equity injection. Most likely exit: distressed disposal / insolvency (65/100).

Data confidence

Overall: medium (72/100)

Adequate coverage. AI outputs are reliable for the sections scored high; verify the rest in diligence.

Company profile
address, 2 SIC codes, incorporation date
100
Financials
1 year of iXBRL accounts extracted (no YoY comparison) + narrative notes parsed
50
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
43 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
50
Some acquirability indicators.
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 £561
High leverage
Liabilities are 100% of total assets
Leverage
100%
Liabilities / Total assets

Key financials

1 year extracted from filed iXBRL accounts
Cash
Net Worth
-£561
Current Assets
£8k
Current Liabilities

Financials

Extracted from Companies House accounts · accounting standard unknown
Metric2025-03-31
Total assets£8.5k
Current assets£7.8k
Net assets£-561

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
1
filing
  • 1 confirmation-statement
Last 90 days
2
filings
  • 1 confirmation-statement
  • 1 accounts
Last 180 days
2
filings
  • 1 confirmation-statement
  • 1 accounts
Counts from Companies House filing history.
Corporate timeline (20 events)Click to expand
  1. 2026-04-22
    📄
    accounts-with-accounts-type-micro-entity
    accounts · AA
  2. 2025-12-24
    📄
    change-account-reference-date-company-previous-shortened
    accounts · AA01
  3. 2025-03-30
    📄
    accounts-with-accounts-type-micro-entity
    accounts · AA
  4. 2025-03-26
    📄
    change-account-reference-date-company-current-shortened
    accounts · AA01
  5. 2024-12-26
    📄
    change-account-reference-date-company-previous-shortened
    accounts · AA01
  6. 2024-07-16
    📄
    gazette-filings-brought-up-to-date
    gazette · DISS40
  7. 2024-07-02
    📄
    gazette-notice-compulsory
    gazette · GAZ1
  8. 2024-03-20
    📄
    accounts-with-accounts-type-micro-entity
    accounts · AA
  9. 2024-03-20
    📄
    administrative-restoration-company
    restoration · RT01
  10. 2023-09-19
    📄
    gazette-dissolved-compulsory
    gazette · GAZ2
  11. 2023-07-04
    📄
    gazette-notice-compulsory
    gazette · GAZ1
  12. 2023-03-11
    📄
    accounts-with-accounts-type-micro-entity
    accounts · AA
  13. 2022-12-26
    📄
    change-account-reference-date-company-previous-shortened
    accounts · AA01
  14. 2022-07-26
    📄
    gazette-filings-brought-up-to-date
    gazette · DISS40
  15. 2022-07-05
    📄
    gazette-notice-compulsory
    gazette · GAZ1
  16. 2021-12-24
    📄
    accounts-with-accounts-type-micro-entity
    accounts · AA
  17. 2021-03-22
    📄
    accounts-with-accounts-type-micro-entity
    accounts · AA
  18. 2020-04-02
    📍
    change-registered-office-address-company-with-date-old-address-new-address
    address · AD01
  19. 2015-04-13
    🏢
    Company incorporated
    As ALPHA SIGMA BOOKKEEPING LTD
  20. 2015-04-13
    STAVRINOU, Antony appointed
    director

Owner dependency

80/100
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.
  • +No director turnover: Company is 11 years old with no director changes — suggests a very tight-knit founder team never broadened.

Succession & seller-readiness

50/100
Moderate signal

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

SIGNALS
  • primarySole active director: Only one director in control. No visible successor — buyers solve the succession problem.
  • 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

1 active beneficial owner · dominant holder ≥75%
NameSharesVoting rightsNature of controlNotified
Mr Antony Stavrinou
Individual · British · DOB 01/1978 · age 48
75100%
75–100%board control75-100% shares · 75-100% voting · board control06/04/2016

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

8 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
Incorporated2015-04-13
Jurisdictionengland-wales
Primary SIC69201 — Accounting and auditing activities

Registered office

71 Briar Road
Watford
WD25 0LQ
England

Filing status

Accounts
Next due: 2026-12-25
Last made up to: 2025-03-31
Confirmation statement
Next due: 2027-04-27
Last: 2026-04-13

Officers (1 active · 0 resigned)

STAVRINOU, Antony
director · ~48y · appointed 2015-04-13
View their other companies + combined net worth →
Active

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

Recent filings (43 total)

confirmation-statement-with-no-updates
confirmation-statement · CS01
2026-06-19
accounts-with-accounts-type-micro-entity
accounts · AA
2026-04-22
change-account-reference-date-company-previous-shortened
accounts · AA01
2025-12-24
confirmation-statement-with-no-updates
confirmation-statement · CS01
2025-06-04
accounts-with-accounts-type-micro-entity
accounts · AA
2025-03-30
change-account-reference-date-company-current-shortened
accounts · AA01
2025-03-26
change-account-reference-date-company-previous-shortened
accounts · AA01
2024-12-26
gazette-filings-brought-up-to-date
gazette · DISS40
2024-07-16
confirmation-statement-with-no-updates
confirmation-statement · CS01
2024-07-13
gazette-notice-compulsory
gazette · GAZ1
2024-07-02
accounts-with-accounts-type-micro-entity
accounts · AA
2024-03-20
confirmation-statement-with-no-updates
confirmation-statement · CS01
2024-03-20
administrative-restoration-company
restoration · RT01
2024-03-20
gazette-dissolved-compulsory
gazette · GAZ2
2023-09-19
gazette-notice-compulsory
gazette · GAZ1
2023-07-04