£65k
−35%vs Dec 2024ActiveSC521718Private limited companyPeterhead
BLUE FATHOM LIMITED
Significant control: Alasdair James Mclean (50–75%), Louise Fiona Mclean (25–50%)
From public filings as at 31 Aug 2026; may contain errors or be out of date. Verify at Companies House · Terms
Watch this company
Get an email when Companies House records a change for Blue Fathom Limited: status, filings, accounts, officers or owners. Free.
Not live yet: alerts start by 15 December 2026. We store your email and this company number only, for these alerts. If alerts don’t launch, we tell you and delete your address. Privacy
Coming soon · product and service lists
What does Blue Fathom Limited sell?
Registered activity: Other engineering activities (SIC 71129). We’re building product and service lists for UK companies. Get this one when it’s ready.
One email, only about this. If we don’t launch within 60 days we’ll tell you. Privacy
01
Summary
BLUE FATHOM LIMITED is an active private limited company (company number SC521718) incorporated on 3 December 2015, registered in Peterhead. Its registered activity is other engineering activities (SIC 71129). Latest micro accounts cover the period ending 31 December 2025, showing net assets of £65k, with 1 employee on average. As micro-entity accounts, no profit and loss account is filed, so turnover and profit are not public. Net assets fell 35% on the prior period (£100k). Across the last 3 periods on record the net-asset trend is volatile.
Peer position · net assets
By net assets it sits in the top quarter of 667 comparable companies in Aberdeen (median £10k, upper quartile £57k).
02
Ownership and control
- Mr Alasdair James Mclean
- owns 50–75% of shares
- holds 50–75% of voting rights
- Mrs Louise Fiona Mclean
- owns 25–50% of shares
Persons with significant control hold 25% or more of shares or voting rights. Smaller shareholdings are only listed in confirmation-statement documents. Directors and secretaries: see the officers list at Companies House.
03
Key dates
- Incorporated
- 3 December 201510 yrs ago
- Next accounts due
- 30 September 2027in 339 days
- Confirmation statement due
- 17 December 2026in 52 days
Due dates are expected from Companies House filing rules; confirm on the official register before relying on them.
04
Activity
- SIC 71129
- Other engineering activities
- Accounts type
- Micro Entity
- Size band
- MicroCompanies Act thresholds
05
Financials
Not reported
Not disclosed
1
No changevs Dec 2024| Period end | Net assets | Cash | Debtors | Creditors <1y | Turnover | Profit | Employees |
|---|---|---|---|---|---|---|---|
| 31 December 2025 | £65k | — | — | £28k | — | — | 1 |
| 31 December 2024 | £100k | — | — | £27k | — | — | 1 |
| 31 December 2023 | £93k | — | — | £34k | — | — | 1 |
Current ratio3.08Current assets ÷ creditors within one year
Figures as filed in iXBRL accounts at Companies House. "—" means the line was not reported in that filing; micro-entity accounts contain no profit and loss account.
06
Filing and accounts signals
- Net assets above zeroNet assets £64,657 at 31 December 2025
- Net assets down 25% or more on the prior period-35.5% vs prior period
- Current assets at least 1.5× creditors within one yearCurrent ratio 3.08
- Three or more accounting periods on record3 periods on record
- Incorporated five or more years agoIncorporated 3 December 2015
Neutral facts read from the register and filed accounts, each with its evidence. They are not a rating, a prediction or advice, and may be incomplete or out of date. How each signal is derived.
07
Timeline
- Next accounts duein 339 days
- Confirmation statement duein 52 days
- Accounts period endNet assets £65k · micro accounts
- Accounts period endNet assets £100k · micro accounts
- Accounts period endNet assets £93k · micro accounts
- Incorporated
08
Similar companies in Aberdeen
- APROJEN LTDAberdeen · inc. Dec 2015
- FYVIE DESIGN SERVICES LIMITEDAberdeen · inc. Nov 2015
- MAJER ENGINEERING LTDEllon · inc. Dec 2015
- KLJ ENGINEERING SERVICES LTDInverurie · inc. Dec 2015
- HTW SERVICES LTDAberdeen · inc. Nov 2015
- GLOBAL PETRO TOOLS COMPANY (GPTC) LTDAberdeen · inc. Jan 2016
All companies incorporated on 3 December 2015 · in Dec 2015.
09
Reminders for BLUE FATHOM LIMITED
Get an email before each filing deadline — accounts and confirmation statement — so nothing is late.