£3,671
+93%vs Mar 2024Active03950184Private limited companyNorthampton
PRIMARIUS SALES AND ENGINEERING LTD
Significant control: Martin William Thornton (50–75%), Rosemary Susan Thornton (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From public filings as at 31 Aug 2026; may contain errors or be out of date.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 Primarius Sales And Engineering Ltd: 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 Primarius Sales And Engineering Ltd sell?
Registered activity: Manufacture of consumer electronics (SIC 26400). 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
PRIMARIUS SALES AND ENGINEERING LTD is an active private limited company (company number 03950184) incorporated on 17 March 2000, registered in Northampton. Its registered activity is manufacture of consumer electronics (SIC 26400). Latest abridged accounts cover the period ending 31 March 2025, showing net assets of £3,671 and cash of £474, with 0 employees on average. As abridged accounts, no profit and loss account is filed, so turnover and profit are not public. Net assets rose 93% on the prior period (£1,906).
Peer position · net assets
By net assets it sits in the upper half of 973 comparable companies in the UK (median £200, upper quartile £20k).
02
Ownership and control
- Mr Martin William Thornton
- owns 50–75% of shares
- Mrs Rosemary Susan Thornton
- 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
- 17 March 200026 yrs ago
- Next accounts due
- 31 December 2026in 66 days
- Confirmation statement due
- 31 March 2027in 156 days
Due dates are expected from Companies House filing rules; confirm on the official register before relying on them.
04
Activity
- SIC 26400
- Manufacture of consumer electronics
- SIC 69202
- Bookkeeping activities
- SIC 70229
- Management consultancy activities other than financial management
- SIC 71129
- Other engineering activities
- Accounts type
- Unaudited Abridged
- Size band
- MicroCompanies Act thresholds
05
Financials
£474
−15%vs Mar 2024Not disclosed
0
vs Mar 2024| Period end | Net assets | Cash | Debtors | Creditors <1y | Turnover | Profit | Employees |
|---|---|---|---|---|---|---|---|
| 31 March 2025 | £3,671 | £474 | £12k | £6,470 | — | — | 0 |
| 31 March 2024 | £1,906 | £559 | £12k | £6,320 | — | — | 0 |
Current ratio1.93Current assets ÷ creditors within one year
Figures as filed in iXBRL accounts at Companies House. "—" means the line was not reported in that filing.
06
Filing and accounts signals
- Net assets above zeroNet assets £3,671 at 31 March 2025
- Net assets up 10% or more on the prior period+92.6% vs prior period
- Current assets at least 1.5× creditors within one yearCurrent ratio 1.93
- Incorporated five or more years agoIncorporated 17 March 2000
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
- Confirmation statement duein 156 days
- Next accounts duein 66 days
- Accounts period endNet assets £3,671 · abridged accounts
- Accounts period endNet assets £1,906 · abridged accounts
- Incorporated
08
Similar companies in Northampton
- ROCKS OFF LIMITEDNorthamptonshire · inc. May 2003
- ONE DIGITAL LIMITEDNorthampton · inc. Dec 2003
- LOWTHER LOUDSPEAKER SYSTEMS LIMITEDNorthampton · inc. Nov 1995
- BLACKSTAR AMPLIFICATION LTDNorthampton · inc. Jul 2004
- EMILEN AUDIO LIMITEDWoodford Halse · inc. May 2009
- COMMTEL INNOVATE LIMITEDCorby · inc. Mar 2011
All companies incorporated on 17 March 2000 · in Mar 2000.
09
Reminders for PRIMARIUS SALES AND ENGINEERING LTD
Get an email before each filing deadline — accounts and confirmation statement — so nothing is late.