ACS NUCLEAR SAFETY LIMITED

💤Zombieactive
11815397 · ltd · incorporated 2019-02-08
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 Jan 2026
Net worth
book net assets
Opportunity
76/100
Strong
🔔
Follow this company (free)
Email alerts on filings, charges, director changes, gazette notices. No account needed.

Unsubscribe any time from any email. GDPR-respectful.

What this business does
Primary activity: Other engineering activities
Sector: Professional, scientific & technical
Investor take
Pursue
Strong opportunity: active trading company with strong profile and bankable structure.

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 (70/100)

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
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.

Key financials

1 year extracted from filed iXBRL accounts
Cash
Net Worth
Current Assets
Current Liabilities

Financials

Extracted from Companies House accounts · accounting standard unknown
Metric2026-01-31
Average employees200

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 accounts
Last 90 days
1
filing
  • 1 accounts
Last 180 days
1
filing
  • 1 accounts
Counts from Companies House filing history.
Corporate timeline (13 events)Click to expand
  1. 2026-04-01
    📄
    accounts-with-accounts-type-micro-entity
    accounts · AA
  2. 2025-05-30
    📄
    accounts-amended-with-accounts-type-total-exemption-full
    accounts · AAMD
  3. 2025-04-15
    📄
    accounts-with-accounts-type-micro-entity
    accounts · AA
  4. 2024-10-18
    📄
    accounts-with-accounts-type-micro-entity
    accounts · AA
  5. 2023-03-01
    📄
    accounts-with-accounts-type-micro-entity
    accounts · AA
  6. 2022-09-06
    📄
    accounts-with-accounts-type-micro-entity
    accounts · AA
  7. 2022-07-29
    📍
    change-registered-office-address-company-with-date-old-address-new-address
    address · AD01
  8. 2021-10-18
    📄
    accounts-with-accounts-type-micro-entity
    accounts · AA
  9. 2020-10-26
    📄
    accounts-with-accounts-type-micro-entity
    accounts · AA
  10. 2019-02-13
    📄
    change-account-reference-date-company-current-shortened
    accounts · AA01
  11. 2019-02-08
    🏢
    Company incorporated
    As ACS NUCLEAR SAFETY LIMITED
  12. 2019-02-08
    SPEDDING, Alan appointed
    director
  13. 2019-02-08
    📄
    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 64 — approaching natural succession window.
  • +No director turnover: Company is 7 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 64. 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 · dominant holder ≥75%
NameSharesVoting rightsNature of controlNotified
Mr Alan Spedding
Individual · British · DOB 08/1962 · age 64
75100%
75–100%board control75-100% shares · 75-100% voting · board control08/02/2019

From Companies House Persons with Significant Control filings. Share ranges are banded per the public PSC regime.

Similar companies

Active · Professional services · CA postcode area
CompanyEst. valueTurnoverNet worthStaffAgeOppDirector
2DIRECTSERVICES LIMITED
12750697 · est 2020 · no financials extracted
5y
AA OIL AND GAS SHIPPING LTD
15993692 · est 2024 · no financials extracted
1y
AB ACCOUNTANCY SOLUTIONS LTD
11265217 · est 2018 · no financials extracted
8y
ABC 2014 LIMITED
08525475 · est 2013 · no financials extracted
12y
ACCLAIM TRAINING LTD.
05510296 · est 2005 · no financials extracted
20y
ACCOUNT FOR TAX LIMITED
11516654 · est 2018 · no financials extracted
7y
ACCUFY ACCOUNTING LIMITED
12876492 · est 2020 · no financials extracted
5y
ACME - BN LTD
16837949 · est 2025 · no financials extracted
ACME ACCOUNTANCY LTD
16828658 · est 2025 · no financials extracted
ACME UK GROUP LTD
16834734 · est 2025 · no financials extracted
ACTION COUNTS LTD
14566067 · est 2023 · no financials extracted
3y
ADAM'S SAFETY SOLUTIONS LIMITED
12497460 · est 2020 · no financials extracted
6y
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
Incorporated2019-02-08
Jurisdictionengland-wales
Primary SIC71129 — Other engineering activities

Registered office

54a Main Street
Cockermouth
Cumbria
CA13 9LU
England

Filing status

Accounts
Next due: 2027-10-31
Last made up to: 2026-01-31
Confirmation statement
Next due: 2026-05-11
Last: 2025-04-27

Officers (1 active · 0 resigned)

SPEDDING, Alan
director · ~64y · appointed 2019-02-08
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
2026-04-01
confirmation-statement-with-updates
confirmation-statement · CS01
2025-05-30
accounts-amended-with-accounts-type-total-exemption-full
accounts · AAMD
2025-05-30
accounts-with-accounts-type-micro-entity
accounts · AA
2025-04-15
accounts-with-accounts-type-micro-entity
accounts · AA
2024-10-18
confirmation-statement-with-no-updates
confirmation-statement · CS01
2024-06-03
confirmation-statement-with-updates
confirmation-statement · CS01
2023-04-28
accounts-with-accounts-type-micro-entity
accounts · AA
2023-03-01
accounts-with-accounts-type-micro-entity
accounts · AA
2022-09-06
change-registered-office-address-company-with-date-old-address-new-address
address · AD01
2022-07-29
confirmation-statement-with-updates
confirmation-statement · CS01
2022-07-21
confirmation-statement-with-no-updates
confirmation-statement · CS01
2022-03-14
accounts-with-accounts-type-micro-entity
accounts · AA
2021-10-18
confirmation-statement-with-no-updates
confirmation-statement · CS01
2021-05-12
accounts-with-accounts-type-micro-entity
accounts · AA
2020-10-26