£345k
−44%vs Jan 2025Active02460682Private limited companyManchester
DUCTWORK DESIGN AND INSTALLATION LIMITED
Significant control: Ddi Holdings (Nw) Limited (75–100%)
From public filings as at 31 Aug 2026; may contain errors or be out of date.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 Ductwork Design And Installation Limited sell?
Registered activity: Other specialised construction activities n.e.c. (SIC 43999). We’re building product and service lists for UK companies. Get this one when it’s ready.
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01
Summary
DUCTWORK DESIGN AND INSTALLATION LIMITED is an active private limited company (company number 02460682) incorporated on 18 January 1990, registered in Manchester. Its registered activity is other specialised construction activities n.e.c. (SIC 43999). Latest small accounts cover the period ending 31 January 2026, showing net assets of £345k and cash of £88k, with 28 employees on average. Net assets fell 44% on the prior period (£619k).
Peer position · net assets
By net assets it sits in the top quarter of 1,685 comparable companies in Manchester (median £6,358, upper quartile £59k).
02
Ownership and control
- Ddi Holdings (Nw) Limited
- owns 75–100% of shares
- Mr Gerald Graham Harrowell
- owns 50–75% 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
- 18 January 199036 yrs ago
- Next accounts due
- 31 October 2027in 371 days
- Confirmation statement due
- 1 February 2027in 99 days
Due dates are expected from Companies House filing rules; confirm on the official register before relying on them.
04
Activity
- SIC 43999
- Other specialised construction activities n.e.c.
- Accounts type
- Total Exemption Full
- Size band
- MicroCompanies Act thresholds
05
Financials
£88k
−40%vs Jan 2025Not reported
28
−7%vs Jan 2025| Period end | Net assets | Cash | Debtors | Creditors <1y | Turnover | Profit | Employees |
|---|---|---|---|---|---|---|---|
| 31 January 2026 | £345k | £88k | £440k | £315k | — | — | 28 |
| 31 January 2025 | £619k | £148k | £1.01m | £686k | — | — | 30 |
Current ratio1.95Current assets ÷ creditors within one year
Cash per employee£3,152Cash ÷ 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 above zeroNet assets £345,223 at 31 January 2026
- Net assets down 25% or more on the prior period-44.3% vs prior period
- Current assets at least 1.5× creditors within one yearCurrent ratio 1.95
- Cash at bank of £50,000 or moreCash £88,250
- Incorporated five or more years agoIncorporated 18 January 1990
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 371 days
- Confirmation statement duein 99 days
- Accounts period endNet assets £345k · small accounts
- Accounts period endNet assets £619k · small accounts
- Incorporated
08
Similar companies in Manchester
- P.B.H. SHOPFITTERS LIMITEDManchester · inc. Jan 1990
- WILDING INDUSTRIAL SERVICES LTDSwinton · inc. Jan 1990
- LIMELIGHT SIGNS LIMITEDLancashire · inc. Feb 1990
- MEDICAL PIPELINE SERVICES LIMITEDStockport · inc. Feb 1990
- STRESSWELD LIMITEDWigan · inc. Dec 1989
- TRIPLE A LIFT REFURBISHMENT (N.W.) LIMITEDCheshire · inc. Apr 1990
All companies incorporated on 18 January 1990 · in Jan 1990.
09
Reminders for DUCTWORK DESIGN AND INSTALLATION LIMITED
Get an email before each filing deadline — accounts and confirmation statement — so nothing is late.