- Companies
- Civil engineering
- Norwich
- Duct Wizards Ltd
Duct Wizards Ltd
- Company number
- 13191411
- Incorporated
- 10 Feb 20215 years trading
- Registered office
- Evolution House Iceni Court, Delft Way, Norwich, Norfolk, NR6 6BB
- Nature of business
- Construction of other civil engineering projects n.e.c.
Duct Wizards Ltd is a 5-year-old private limited company registered in Norwich, company number 13191411, one of 105 civil engineering contractors in Norwich. Its next accounts are due at Companies House on 30 November 2026, and the CT600 for the period to 28 February 2026 is due at HMRC on 28 February 2027.
Key dates
Worked out from the year end and filing history on the Companies House register.
Is this your company?
File the accounts to Companies House and the CT600 to HMRC yourself with A.X.E.L Filing. One set of questions, both filings, £49 flat. No accountant, no subscription.
File for Duct Wizards LtdOr get a reminder before each deadline
Free. We email you 60, 30, 14, 7 and 1 days before the accounts, CT600 and confirmation statement are due. Unsubscribe in one click.
Finances
From each year's balance sheet filed at Companies House. Small companies do not have to publish turnover or profit, so these are balance sheet figures.
- Net assets down £40K (-55.3%) on the year before, to £32K.
- Net assets rose in 1 of 3 year-on-year comparisons on record.
- Current assets of £50K against £18K owed within a year: 2.8 times cover.
- No employees reported for the latest year (directors are often not counted as employees).
- Balance sheets on record for 4 years, 2022 to 2025.
Net assets by year
| Year end | Net assets | Cash | Current assets | Owed within a year | Employees |
|---|---|---|---|---|---|
| 28 Feb 2025 | £32K | £333 | £50K | £18K | 0 |
| 29 Feb 2024 | £72K | £4,152 | £66K | £10K | 3 |
| 28 Feb 2023 | £75K | £39K | £88K | £22K | 2 |
| 28 Feb 2022 | £32K | £4,914 | £40K | £18K | 2 |
Where Duct Wizards Ltd is registered
The registered office is in Norwich (NR6), in the Norwich local authority area, East of England. Show NR6 6BB on a map.
Other trade companies in NR6
- Mazzoni Motors LtdMechanics and garages
- Shadow Paint Hub LtdMotor traders
- Powder Craft LtdMechanics and garages
- Norwich Cars LtdMotor traders
- Vision Decorating LimitedPainters and decorators
- Vehicle Service Plus LtdMechanics and garages
- Ultra Glazing Solutions LimitedGlaziers
- Tidy Hands LtdCleaning companies
Also registered at this address
22 other companies use the same registered office as Duct Wizards Ltd.
- Betty Rose Developments LtdProperty developers
- Clean Norfolk LtdCleaning companies
- DC Engineering (East Anglia) LimitedMachinery repair and installation
- Deeba Developments LtdProperty developers
- DH Fleet Engineering LimitedMachinery repair and installation
- Elvin & Curtis Contractors Ltd.Property developers
- Elvin Property Developments Ltd.Property developers
- Future Homes (Norfolk) LtdProperty developers
- Global Guardians Facilities Management LtdFinishing trades
- Great Yarmouth Energy Storage Company LimitedProperty developers
- Gutter Force LtdCleaning companies
- Hanrev Homes LtdProperty developers
- J Hill Plastering LtdPlasterers
- Market Kitchens and Joinery LimitedBuilders
- Midstream Coatings LimitedPainters and decorators
- Pga Construction Services LimitedBuilders
- PNF Services LimitedMachinery repair and installation
- Post Mill Garage (Wymondham) LimitedMechanics and garages
- RD Guest Plumbing & Heating LtdPlumbers and heating engineers
- Rochester Energy Storage LimitedProperty developers
- Rococo Painters LimitedPainters and decorators
- Rogers Home Builders LtdProperty developers
What happens if Duct Wizards Ltd files late
Companies House charges an automatic penalty the day after the deadline, and it rises the longer the accounts are late. These are the dates for this company's accounts due on 30 November 2026.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 1 Dec 2026 to 31 Dec 2026 | £150 |
| 1 to 3 months late | 1 Jan 2027 to 28 Feb 2027 | £375 |
| 3 to 6 months late | 1 Mar 2027 to 31 May 2027 | £750 |
| More than 6 months late | From 1 Jun 2027 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Mar 2027 | £200 |
| 3 months late | 28 May 2027 | another £200 |
| 6 months late | 28 Aug 2027 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 28 Feb 2028 | another 10% of any unpaid tax |
For returns filed on or after 1 April 2026. Late three times in a row and the £200 penalties become £1,000 each.
Company details
As held on the Companies House register.
- Company number
- 13191411
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 10 February 2021 (5 years ago)
- Registered office
- Evolution House Iceni Court, Delft Way, Norwich, Norfolk, NR6 6BB
- Nature of business
- Construction of other civil engineering projects n.e.c. (SIC 42990)
- Year end
- 28 February (accounting reference date)
- Accounts type
- Total exemption (full)
- Last accounts made up to
- 28 February 2025
- Last confirmation statement
- 9 February 2026
Filing notes for civil engineering contractors
Civil engineering contractors usually carry plant and machinery, so capital allowances (the annual investment allowance and the main pool) do much of the work in the corporation tax computation.
Similar companies in Norwich
Other active civil engineering contractors registered in Norwich.
- Dunnella Limited1987
- Ege Holdings Ltd2026
- Electrico Infrastructure Limited2023
- Euston Taylor Limited2015
- Exall Building Company Limited1991
- Frontline Surfacing Ltd2019
- Ha Consulting Engineers Ltd2015
- Hamilton Riley Limited2018
All civil engineering contractors in Norwich · All trades in Norwich · Civil engineering across the UK
Frequently asked questions
When are Duct Wizards Ltd's accounts due?
Duct Wizards Ltd's next accounts are due at Companies House by 30 November 2026 (in 48 days), covering the period to 28 February 2026.
When is Duct Wizards Ltd's CT600 due?
The CT600 for the period to 28 February 2026 is due at HMRC by 28 February 2027, 12 months after the period end. The corporation tax itself is payable earlier, by 1 December 2026.
Is Duct Wizards Ltd still trading?
Duct Wizards Ltd is listed as active on the Companies House register as of 1 Oct 2026. Active means it has not been dissolved or entered insolvency; it does not show whether it is currently taking on work.
What does Duct Wizards Ltd do?
Duct Wizards Ltd is registered under Construction of other civil engineering projects n.e.c. (SIC 42990).
How old is Duct Wizards Ltd?
Duct Wizards Ltd was incorporated on 10 February 2021, 5 years ago.
What is the penalty if Duct Wizards Ltd files its accounts late?
Companies House charges £150 if the accounts are up to 1 month late, £375 up to 3 months, £750 up to 6 months and £1,500 after that, doubled if the previous year's accounts were also late. HMRC charges £200 for a CT600 filed a day late and another £200 at 3 months.
Official records
View Duct Wizards Ltd on Companies House for filed documents, officers and the full history.
Based on the Companies House register (snapshot 1 Oct 2026). Deadlines are worked out from the register and assume a standard accounting period; a change of year end or a short period moves them. This page is general information, not tax or accountancy advice.