- Company number
- 03917768
- Incorporated
- 2 Feb 200026 years trading
- Registered office
- c/o Riddingtons Ltd, The Old Barn Off Wood Street, Swanley Village, Swanley, Kent, BR8 7PA
- Nature of business
- Glazing
NZR Windows & Doors Limited is a 26-year-old private limited company registered in Swanley, company number 03917768, one of 6 glazing companies in Swanley. Its next accounts are due at Companies House on 31 December 2026, and the CT600 for the period to 31 March 2026 is due at HMRC on 31 March 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 NZR Windows & Doors LimitedOr 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 up £755 (+668.1%) on the year before, to £868.
- Net assets rose in 4 of 9 year-on-year comparisons on record.
- Current assets of £59K against £44K owed within a year: 1.3 times cover.
- 3 employees on average during the year.
- Balance sheets on record for 10 years, 2016 to 2025.
Net assets by year
| Year end | Net assets | Cash | Current assets | Owed within a year | Employees |
|---|---|---|---|---|---|
| 31 Mar 2025 | £868 | £0 | £59K | £44K | 3 |
| 31 Mar 2024 | £113 | £7,473 | £62K | £37K | 3 |
| 31 Mar 2023 | £470 | £46K | £86K | £48K | 3 |
| 31 Mar 2022 | £812 | £34K | 2 | ||
| 31 Mar 2021 | £390 | £0 | £76K | £30K | 2 |
| 31 Mar 2020 | £549 | £1,221 | £25K | £29K | 2 |
| 31 Mar 2019 | £903 | £31K | 2 | ||
| 31 Mar 2018 | £488 | £33K | 2 | ||
| 31 Mar 2017 | £240 | £37K | 2 | ||
| 29 Feb 2016 | £722 | £44K |
Public contracts won
NZR Windows & Doors Limited has 4 public sector contract awards on record; the ones with their own published value total £154K (2026). Source: Contracts Finder and Find a Tender award notices. For 1 of them the published figure is a shared or multi-year ceiling (a framework place, a multi-supplier award, or more than a small company could hold alone), so no value is shown.
Awards by year
Main buyers
- Dartford Borough Council2 awards
- Epping Forest District Council1 award
- NHS Property Services Limited1 award
| Buyer | Contract | Value | Awarded |
|---|---|---|---|
| Epping Forest District Council | Provision of Repairs and Maintenance | Ceiling, not shown | 21 Jul 2026 |
| Dartford Borough Council | Joydens Wood Community Centre Door and Window Replacement | £28K | 14 Jul 2026 |
| NHS Property Services Limited | Window & Door Replacement works at Heston Health Centre | £84K | 6 May 2026 |
| Dartford Borough Council | Fleetdown Community Centre Installation of New Glass Atrium Roof | £42K | 13 Jan 2026 |
Where NZR Windows & Doors Limited is registered
The registered office is in Swanley (BR8), in the Sevenoaks local authority area, South East. Show BR8 7PA on a map.
Other trade companies in BR8
- S.P.M (South East) LtdPlumbers and heating engineers
- Omnidrive Motors LtdMotor traders
- Epx Resins LtdFloor and wall tilers
- SLC Contractors Ltd LtdBuilders
- Build and Beyond CX Consulting LimitedFinishing trades
- Roostanproperty LtdProperty developers
- HL Contract Cleaning Services LtdMechanics and garages
- Fasteasycar LtdMotor traders
Shared registered office
50 companies on our pages use this registered office address. An address shared this widely is usually an accountant's office or a company formation agent's service address, not where the business trades from.
What happens if NZR Windows & Doors Limited 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 31 December 2026.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 1 Jan 2027 to 31 Jan 2027 | £150 |
| 1 to 3 months late | 1 Feb 2027 to 31 Mar 2027 | £375 |
| 3 to 6 months late | 1 Apr 2027 to 30 Jun 2027 | £750 |
| More than 6 months late | From 1 Jul 2027 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Apr 2027 | £200 |
| 3 months late | 30 Jun 2027 | another £200 |
| 6 months late | 30 Sep 2027 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 31 Mar 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
- 03917768
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 2 February 2000 (26 years ago)
- Registered office
- c/o Riddingtons Ltd, The Old Barn Off Wood Street, Swanley Village, Swanley, Kent, BR8 7PA
- Nature of business
- Glazing (SIC 43342)
- Year end
- 31 March (accounting reference date)
- Accounts type
- Total exemption (full)
- Last accounts made up to
- 31 March 2025
- Last confirmation statement
- 2 February 2026
Filing notes for glazing companies
Glazing companies often take deposits before work starts. Deposits held at the year end are a liability, not income, until the job is done.
Similar companies in Swanley
Other active glazing companies registered in Swanley.
- Crescent Windows (UK) Limited2004
- DB Windows and Doors Limited2019
- DH Home Improvments Ltd2020
- Kent New Build Windows Ltd2021
- MB Windows Limited2008
All glazing companies in Swanley · All trades in Swanley · Glaziers across the UK
Frequently asked questions
When are NZR Windows & Doors Limited's accounts due?
NZR Windows & Doors Limited's next accounts are due at Companies House by 31 December 2026 (in 79 days), covering the period to 31 March 2026.
When is NZR Windows & Doors Limited's CT600 due?
The CT600 for the period to 31 March 2026 is due at HMRC by 31 March 2027, 12 months after the period end. The corporation tax itself is payable earlier, by 1 January 2027.
Is NZR Windows & Doors Limited still trading?
NZR Windows & Doors Limited 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 NZR Windows & Doors Limited do?
NZR Windows & Doors Limited is registered under Glazing (SIC 43342).
How old is NZR Windows & Doors Limited?
NZR Windows & Doors Limited was incorporated on 2 February 2000, 26 years ago.
Has NZR Windows & Doors Limited won public sector contracts?
Yes. NZR Windows & Doors Limited has 4 contract awards from public bodies on Contracts Finder and Find a Tender (those with their own published value total £154K), most recently from Epping Forest District Council.
What is the penalty if NZR Windows & Doors Limited 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 NZR Windows & Doors Limited 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.