TIROBIO LTD

💤Zombieactive
SC770980 · ltd · incorporated 2023-05-30
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.
Why now
Window steady · high confidence
Thesis has shifted recently — watch for confirmation.
  • · Lifecycle stage: early → zombie
  • · Investment thesis: growth_story → zombie_hold
  • · Filings: 7 → 12
Opportunity decay
drifting distress · 6-months
Drifting toward distress — expect more negotiability in 3–6 months, but also more friction.
  • · Lifecycle stage drifting downward
  • · Currently "zombie"
What changed my view
Last 30 days

Mixed signals in the last 30 days — 1 improved, 1 worsened.

  • Lifecycle stage: earlyzombie
  • ·Investment thesis: growth_storyzombie_hold
  • Filings: 712
Last 90 days

No snapshot from 90 days ago — start tracking from today.

Last 180 days

No snapshot from 180 days ago — start tracking from today.

🔒Estimated value
Upgrade to see
Turnover
year to May 2026
Net worth
£0
book net assets
Opportunity
70/100
Strong
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What this business does
Primary activity: Other research and experimental development on natural sciences and engineering
Sector: Professional, scientific & technical
Investor take
Pursue
Strong opportunity: active trading company with strong profile and acceptable with review structure.

Opportunity 70/100 (strong), bankability 70/100. 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 (58/100).

Data confidence

Overall: high (84/100)

Strong data coverage across all sections. AI outputs should be trusted with minimal caveats.

Company profile
address, 1 SIC codes, incorporation date
100
Financials
3 years of iXBRL accounts extracted + narrative notes parsed
95
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
Network not yet resolved
30
Filing history
12 filings on record
85
Gazette notices
No matching gazette notices (standard for active companies)
60
Opportunity Score
70/100Strong
PassWatchWorth a lookStrongExceptional 

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

Business quality
60
Adequate — check latest filings for context.
Acquirability
55
Some acquirability indicators.
Risk profile
82
Few red flags.
Signal strength
90
Good data coverage for analysis.

Key financials

3 years extracted from filed iXBRL accounts
Cash
Net Worth
£0
Current Assets
Current Liabilities
£0£0£0£0£0£0May 2024May 2025May 2026

Hover to see exact values · click legend to toggle series

Financials

Extracted from Companies House accounts · accounting standard unknown
Metric2026-05-312025-05-312024-05-31
Total assets£0£0
Net assets£0£0

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

Recent activity

Last 30 days
5
filings
  • 3 address
  • 1 accounts
  • 1 confirmation-statement
Last 90 days
5
filings
  • 3 address
  • 1 accounts
  • 1 confirmation-statement
Last 180 days
6
filings
  • 3 address
  • 2 accounts
  • 1 confirmation-statement
Counts from Companies House filing history.
Corporate timeline (11 events)Click to expand
  1. 2026-06-23
    📍
    change-registered-office-address-company-with-date-old-address-new-address
    address · AD01
  2. 2026-06-23
    📍
    change-registered-office-address-company-with-date-old-address-new-address
    address · AD01
  3. 2026-06-23
    📄
    accounts-with-accounts-type-micro-entity
    accounts · AA
  4. 2026-06-01
    📍
    change-registered-office-address-company-with-date-old-address-new-address
    address · AD01
  5. 2026-01-31
    📄
    accounts-with-accounts-type-micro-entity
    accounts · AA
  6. 2025-01-23
    📄
    accounts-with-accounts-type-dormant
    accounts · AA
  7. 2024-05-09
    📍
    change-registered-office-address-company-with-date-old-address-new-address
    address · AD01
  8. 2024-03-20
    📍
    change-registered-office-address-company-with-date-old-address-new-address
    address · AD01
  9. 2023-05-30
    🏢
    Company incorporated
    As TIROBIO LTD
  10. 2023-05-30
    DICKERSON, David Roger, Dr. appointed
    director
  11. 2023-05-30
    📄
    incorporation-company
    incorporation · NEWINC

Owner dependency

75/100
High — earn-out structure required

Material founder dependency. Consider a 2-3 year earn-out and build in a handover plan before completion.

FACTORS
  • +Sole director: Only one active director — all governance concentrated on one person.

Succession & seller-readiness

45/100
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.

Red flags

1 low
Multiple registered office changes
low

Multiple address changes in a short period can indicate operational instability or admin disorder.

Shareholders & ownership

1 active beneficial owner · dominant holder ≥75%
NameSharesVoting rightsNature of controlNotified
Dr. David Roger Dickerson
Individual · American · DOB 02/1969 · age 57
75100%
75–100%board control75-100% shares · 75-100% voting · board control30/05/2023

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 →
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Available from the Pro tier upwards.

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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.

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Company details

Statusactive
Typeltd
Incorporated2023-05-30
Jurisdictionscotland
Primary SIC72190 — Other research and experimental development on natural sciences and engineering

Registered office

David Dickerson 18 Ardestie Street
Monifieth
Dundee
DD5 4PR
Scotland

Filing status

Accounts
Next due: 2028-02-29
Last made up to: 2026-05-31
Confirmation statement
Next due: 2027-06-12
Last: 2026-05-29

Officers (1 active · 0 resigned)

DICKERSON, David Roger, Dr.
director · ~57y · appointed 2023-05-30
View their other companies + combined net worth →
Active

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

Recent filings (12 total)

change-registered-office-address-company-with-date-old-address-new-address
address · AD01
2026-06-23
change-registered-office-address-company-with-date-old-address-new-address
address · AD01
2026-06-23
accounts-with-accounts-type-micro-entity
accounts · AA
2026-06-23
confirmation-statement-with-no-updates
confirmation-statement · CS01
2026-06-01
change-registered-office-address-company-with-date-old-address-new-address
address · AD01
2026-06-01
accounts-with-accounts-type-micro-entity
accounts · AA
2026-01-31
confirmation-statement-with-no-updates
confirmation-statement · CS01
2025-05-29
accounts-with-accounts-type-dormant
accounts · AA
2025-01-23
confirmation-statement-with-no-updates
confirmation-statement · CS01
2024-05-29
change-registered-office-address-company-with-date-old-address-new-address
address · AD01
2024-05-09
change-registered-office-address-company-with-date-old-address-new-address
address · AD01
2024-03-20
incorporation-company
incorporation · NEWINC
2023-05-30