BFB BUERO FUER BAUBIOLOGIE & LUFTREINHALTUNG LTD

💤Zombieactive
05811142 · ltd · incorporated 2006-05-09
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
—
Upgrade to see
Turnover
—
year to May 2025
Net worth
£28.5k
book net assets
Opportunity
78/100
Strong
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What this business does
Primary activity: Non-trading company
Sector: Professional, scientific & technical
Investor take
Pursue
Dormant / non-trading with a 63-year-old founder — textbook succession opportunity.

Opportunity 78/100 (strong), bankability 75/100. Strong seller-intent signal (70/100, director aged 63). 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 (69/100)

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
1 year of iXBRL accounts extracted (no YoY comparison) + narrative notes parsed
50
Lenders & charges
Confirmed no charges registered
85
Directors & officers
5 officers (1 active, 5 linked, 3 with DOB)
82
Ownership & PSC
1 active PSC(s) of 1 total, 1 with control declared
90
Director network
Network not yet resolved
30
Filing history
59 filings on record
85
Gazette notices
No matching gazette notices (standard for active companies)
60
🔒Estimated company valuation

Sector-multiple EBITDA, turnover, and NAV-proxy valuation range with confidence tier — derived from extracted iXBRL financials.

Available from the Pro tier upwards.

See pricing →
Opportunity Score
78/100Strong
PassWatchWorth a lookStrongExceptional 

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

Business quality
70
Active, clean filings, stable charge profile.
Acquirability
80
Strong succession / seller-readiness signals.
Risk profile
77
Few red flags.
Signal strength
90
Good data coverage for analysis.

Signals from accounts

Derived from iXBRL accounts · accounting standard not declared
Positive net assets
Net assets £28,532

Key financials

1 year extracted from filed iXBRL accounts
Cash
—
Net Worth
£29k
Current Assets
£29k
Current Liabilities
—

Financials

Extracted from Companies House accounts · accounting standard unknown
Metric2025-05-31
Total assets£28.5k
Current assets£28.5k
Net assets£28.5k

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

Recent activity

Last 30 days
3
filings
  • • 1 confirmation-statement
  • • 1 persons-with-significant-control
  • • 1 officers
Last 90 days
3
filings
  • • 1 confirmation-statement
  • • 1 persons-with-significant-control
  • • 1 officers
Last 180 days
4
filings
  • • 1 confirmation-statement
  • • 1 persons-with-significant-control
  • • 1 officers
Counts from Companies House filing history.
Corporate timeline (26 events)Click to expand
  1. 2026-07-17
    📄
    change-to-a-person-with-significant-control
    persons-with-significant-control · PSC04
  2. 2026-07-17
    📄
    termination-director-company-with-name-termination-date
    officers · TM01
  3. 2026-02-13
    📄
    accounts-with-accounts-type-micro-entity
    accounts · AA
  4. 2026-01-01
    ➖
    SCHLENZIG, Jan resigned
    director
  5. 2025-10-23
    📄
    termination-secretary-company-with-name-termination-date
    officers · TM02
  6. 2025-10-22
    ➖
    SL24 LTD. resigned
    corporate-secretary
  7. 2025-02-20
    📄
    accounts-with-accounts-type-micro-entity
    accounts · AA
  8. 2024-05-23
    📄
    appoint-corporate-secretary-company-with-name-date
    officers · AP04
  9. 2024-05-23
    📄
    termination-secretary-company-with-name-termination-date
    officers · TM02
  10. 2024-05-15
    ➕
    SL24 LTD. appointed
    corporate-secretary
  11. 2024-03-19
    📄
    accounts-with-accounts-type-micro-entity
    accounts · AA
  12. 2023-02-28
    📄
    accounts-with-accounts-type-micro-entity
    accounts · AA
  13. 2022-05-10
    ➖
    L4 YOU CO SEC LTD resigned
    corporate-secretary
  14. 2022-02-25
    📄
    accounts-with-accounts-type-micro-entity
    accounts · AA
  15. 2021-06-09
    📄
    accounts-with-accounts-type-micro-entity
    accounts · AA
  16. 2020-11-19
    📄
    change-corporate-secretary-company-with-change-date
    officers · CH04
  17. 2020-11-19
    📍
    change-registered-office-address-company-with-date-old-address-new-address
    address · AD01
  18. 2020-05-20
    📄
    change-to-a-person-with-significant-control
    persons-with-significant-control · PSC04
  19. 2020-03-03
    📄
    accounts-with-accounts-type-micro-entity
    accounts · AA
  20. 2019-02-27
    📄
    accounts-with-accounts-type-micro-entity
    accounts · AA
  21. 2007-06-26
    ➖
    WIESINGER, Wilfried resigned
    director
  22. 2006-05-09
    🏢
    Company incorporated
    As BFB BUERO FUER BAUBIOLOGIE & LUFTREINHALTUNG LTD
  23. 2006-05-09
    ➕
    GESTAUTAITE, Elona appointed
    director
  24. 2006-05-09
    ➕
    L4 YOU CO SEC LTD appointed
    corporate-secretary
  25. 2006-05-09
    ➕
    SCHLENZIG, Jan appointed
    director
  26. 2006-05-09
    ➕
    WIESINGER, Wilfried appointed
    director

Owner dependency

93/100
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.
  • +Long-tenure founder: Senior director has been in place 20 years — deep operational knowledge concentrated in one person.
  • +Senior director age: Director aged approximately 63 — approaching natural succession window.

Succession & seller-readiness

95/100
Likely off-market candidate

Strong acquirability signals converging. Worth approaching directly — this is how off-market deals start.

SIGNALS
  • primaryFounder aged 63+: Senior director is approximately 63. Approaching typical UK retirement age — succession thinking likely.
  • primarySole active director: Only one director in control. No visible successor — buyers solve the succession problem.
  • primary20+ year tenure: Director in role 20 years. Very long tenure is a classic succession signal.
  • secondaryStable-but-static management: Company is 20 years old and no new directors in the last 3 years — succession not yet being planned internally.
  • supportingClean filings + long tenure: Disciplined long-tenure operator — classic lifestyle-business pattern that often sells quietly.

Red flags

1 med ·
2 director resignations in last 12 months
medium

Multiple recent departures can indicate governance disagreement, succession event, or preparation for sale/stress.

Evidence: SL24 LTD. resigned 2025-10-22; SCHLENZIG, Jan resigned 2026-01-01

Shareholders & ownership

1 active beneficial owner · dominant holder ≥75%
NameSharesVoting rightsNature of controlNotified
Mr Dieter Reuss
Individual · German · DOB 03/1952 · age 74
75–100%
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.

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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
Incorporated2006-05-09
Jurisdictionengland-wales
Primary SIC74990 — Non-trading company

Registered office

The Picasso Building
Caldervale Road
Wakefield
West Yorkshire
WF1 5PF
United Kingdom

Filing status

Accounts
Next due: 2027-02-28
Last made up to: 2025-05-31
Confirmation statement
Next due: 2027-05-23
Last: 2026-05-09

Officers (1 active · 4 resigned)

GESTAUTAITE, Elona→
director · ~63y · appointed 2006-05-09
View their other companies + combined net worth →
Active
L4 YOU CO SEC LTD→
corporate-secretary · appointed 2006-05-09 · resigned 2022-05-10
Resigned
SL24 LTD.→
corporate-secretary · appointed 2024-05-15 · resigned 2025-10-22
Resigned
SCHLENZIG, Jan→
director · ~65y · appointed 2006-05-09 · resigned 2026-01-01
Resigned
WIESINGER, Wilfried→
director · ~87y · appointed 2006-05-09 · resigned 2007-06-26
Resigned

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

Recent filings (59 total)

confirmation-statement-with-no-updates
confirmation-statement · CS01
2026-07-17
change-to-a-person-with-significant-control
persons-with-significant-control · PSC04
2026-07-17
termination-director-company-with-name-termination-date
officers · TM01
2026-07-17
accounts-with-accounts-type-micro-entity
accounts · AA
2026-02-13
termination-secretary-company-with-name-termination-date
officers · TM02
2025-10-23
confirmation-statement-with-updates
confirmation-statement · CS01
2025-05-09
accounts-with-accounts-type-micro-entity
accounts · AA
2025-02-20
appoint-corporate-secretary-company-with-name-date
officers · AP04
2024-05-23
termination-secretary-company-with-name-termination-date
officers · TM02
2024-05-23
confirmation-statement-with-updates
confirmation-statement · CS01
2024-05-23
accounts-with-accounts-type-micro-entity
accounts · AA
2024-03-19
confirmation-statement-with-updates
confirmation-statement · CS01
2023-05-16
accounts-with-accounts-type-micro-entity
accounts · AA
2023-02-28
confirmation-statement-with-updates
confirmation-statement · CS01
2022-05-10
accounts-with-accounts-type-micro-entity
accounts · AA
2022-02-25