−£449k
vs Jun 2024Active12715303Private limited companyFareham
DUO SYSTEMS LTD
Significant control: Code 9 Management Limited (25–50%), Bucchinc Ltd (25–50%)
From public filings as at 31 Aug 2026; may contain errors or be out of date. Verify at Companies House · Terms
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What does Duo Systems Ltd sell?
Registered activity: Plumbing, heat and air-conditioning installation (SIC 43220). We’re building product and service lists for UK companies. Get this one when it’s ready.
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01
Summary
DUO SYSTEMS LTD is an active private limited company (company number 12715303) incorporated on 2 July 2020, registered in Fareham. Its registered activity is plumbing, heat and air-conditioning installation (SIC 43220). Latest full accounts cover the period ending 30 June 2025, showing net assets of −£449k and cash of £25, with 5 employees on average. Net assets rose 23% on the prior period (−£582k).
Peer position · net assets
By net assets it sits in the bottom quarter of 573 comparable companies in Portsmouth (median £4,669, upper quartile £26k).
02
Ownership and control
- Code 9 Management Limited
- owns 25–50% of shares
- holds 25–50% of voting rights
- can appoint or remove directors
- Bucchinc Ltd
- owns 25–50% of shares
- holds 25–50% of voting rights
- can appoint or remove directors
- Bucchinc Ltd
- owns 25–50% of shares
- holds 25–50% of voting rights
- Broadsword Group Limited
- owns 75–100% of shares
- holds 75–100% of voting rights
- can appoint or remove directors
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
- 2 July 20206 yrs ago
- Next accounts due
- 30 March 2027in 158 days
- Confirmation statement due
- 16 July 2027in 266 days
Due dates are expected from Companies House filing rules; confirm on the official register before relying on them.
04
Activity
- SIC 43220
- Plumbing, heat and air-conditioning installation
- Accounts type
- Full
- Size band
- MicroCompanies Act thresholds
05
Financials
£25
−100%vs Jun 2024Not reported
5
+67%vs Jun 2024| Period end | Net assets | Cash | Debtors | Creditors <1y | Turnover | Profit | Employees |
|---|---|---|---|---|---|---|---|
| 30 June 2025 | −£449k | £25 | £710k | £1.23m | — | £132k | 5 |
| 30 June 2024 | −£582k | £8,797 | £512k | £1.13m | — | −£521k | 3 |
Current ratio0.6Current assets ÷ creditors within one year
Cash per employee£5Cash ÷ average employees
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 below zeroNet assets £-449,377 at 30 June 2025
- Net assets up 10% or more on the prior period+22.8% vs prior period
- Current assets below creditors within one yearCurrent ratio 0.6
- Incorporated five or more years agoIncorporated 2 July 2020
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 266 days
- Next accounts duein 158 days
- Accounts period endNet liabilities £449k · full accounts
- Accounts period endNet liabilities £582k · full accounts
- Incorporated
08
Similar companies in Portsmouth
- BROWNS HEATING AND PLUMBING SERVICES LTDWaterlooville · inc. Jul 2020
- PENTAGON PLUMBING & HEATING LTDWaterlooville · inc. Jul 2020
- WELLS HEATING LTDSouthsea · inc. Jun 2020
- NEWWAY MECHANICAL LTDPortsmouth · inc. Jul 2020
- MP HEATING AND PLUMBING SOLUTIONS LTDFareham · inc. May 2020
- PUREDUCT LIMITEDWaterlooville · inc. Aug 2020
All companies incorporated on 2 July 2020 · in Jul 2020.
09
Reminders for DUO SYSTEMS LTD
Get an email before each filing deadline — accounts and confirmation statement — so nothing is late.