LOCKAIR LIMITED

💤Zombieactive
SC574817 · ltd · incorporated 2017-08-29
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 · low confidence
Steady and stalled — no momentum either way. Needs an approach trigger.
What changed my view
Last 30 days

No material changes in the last 30 days.

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 Aug 2025
Net worth
£5.7k
book net assets
Opportunity
76/100
Strong
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What this business does
Primary activity: Engineering design activities for industrial process and production
Sector: Professional, scientific & technical
Investor take
Pursue
Asset-holding vehicle with a 65-year-old founder — textbook succession opportunity.

Opportunity 76/100 (strong), bankability 75/100. Strong seller-intent signal (60/100, director aged 65). 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 (78/100)

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
Network not yet resolved
30
Filing history
18 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
Positive net assets
Net assets £5,659

Key financials

2 years extracted from filed iXBRL accounts
Cash
Net Worth
£6k
Current Assets
£11k
Current Liabilities
£0£2k£4k£6k£9k£11kAug 2024Aug 2025

Hover to see exact values · click legend to toggle series

Financials

Extracted from Companies House accounts · accounting standard unknown
Metric2025-08-312024-08-31
Total assets£6.3k
Current assets£10.8k
Net assets£5.7k
Average employees100

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 accounts
Last 180 days
1
filing
  • 1 accounts
Counts from Companies House filing history.
Corporate timeline (12 events)Click to expand
  1. 2026-04-23
    📄
    accounts-with-accounts-type-micro-entity
    accounts · AA
  2. 2025-03-11
    📄
    accounts-with-accounts-type-micro-entity
    accounts · AA
  3. 2023-12-18
    📄
    accounts-with-accounts-type-micro-entity
    accounts · AA
  4. 2023-04-28
    📄
    accounts-with-accounts-type-micro-entity
    accounts · AA
  5. 2022-04-21
    📍
    change-registered-office-address-company-with-date-old-address-new-address
    address · AD01
  6. 2022-03-14
    📄
    accounts-with-accounts-type-micro-entity
    accounts · AA
  7. 2021-04-29
    📄
    accounts-with-accounts-type-micro-entity
    accounts · AA
  8. 2019-10-28
    📄
    accounts-with-accounts-type-micro-entity
    accounts · AA
  9. 2019-05-22
    📄
    accounts-with-accounts-type-micro-entity
    accounts · AA
  10. 2017-08-29
    🏢
    Company incorporated
    As LOCKAIR LIMITED
  11. 2017-08-29
    LOCKHART, Colin John appointed
    director
  12. 2017-08-29
    📄
    incorporation-company
    incorporation · NEWINC

Owner dependency

95/100
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.
  • +Founder age: Director aged approximately 65 — succession pressure is live.
  • +No director turnover: Company is 9 years old with no director changes — suggests a very tight-knit founder team never broadened.

Succession & seller-readiness

65/100
Strong succession signal

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

SIGNALS
  • primaryFounder aged 63+: Senior director is approximately 65. Approaching typical UK retirement age — succession thinking likely.
  • 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
NameSharesVoting rightsNature of controlNotified
Mr Colin John Lockhart
Individual · Scottish · DOB 11/1961 · age 65
sig. influencesignificant influence29/08/2017

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

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
Incorporated2017-08-29
Jurisdictionscotland
Primary SIC71121 — Engineering design activities for industrial process and production

Registered office

63 Dock Street
Dundee
DD1 3DU
Scotland

Filing status

Accounts
Next due: 2027-05-31
Last made up to: 2025-08-31
Confirmation statement
Next due: 2026-09-02
Last: 2025-08-19

Officers (1 active · 0 resigned)

LOCKHART, Colin John
director · ~65y · appointed 2017-08-29
View their other companies + combined net worth →
Active

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

Recent filings (18 total)

accounts-with-accounts-type-micro-entity
accounts · AA
2026-04-23
confirmation-statement-with-no-updates
confirmation-statement · CS01
2025-08-25
accounts-with-accounts-type-micro-entity
accounts · AA
2025-03-11
confirmation-statement-with-no-updates
confirmation-statement · CS01
2024-08-19
accounts-with-accounts-type-micro-entity
accounts · AA
2023-12-18
confirmation-statement-with-no-updates
confirmation-statement · CS01
2023-09-11
accounts-with-accounts-type-micro-entity
accounts · AA
2023-04-28
confirmation-statement-with-no-updates
confirmation-statement · CS01
2022-09-13
change-registered-office-address-company-with-date-old-address-new-address
address · AD01
2022-04-21
accounts-with-accounts-type-micro-entity
accounts · AA
2022-03-14
confirmation-statement-with-no-updates
confirmation-statement · CS01
2021-09-10
accounts-with-accounts-type-micro-entity
accounts · AA
2021-04-29
confirmation-statement-with-no-updates
confirmation-statement · CS01
2020-09-01
accounts-with-accounts-type-micro-entity
accounts · AA
2019-10-28
confirmation-statement-with-no-updates
confirmation-statement · CS01
2019-09-05