- Companies
- Installers
- Southend-on-Sea
- Denflow Limited
Denflow Limited
- Company number
- 03703027
- Incorporated
- 27 Jan 199927 years trading
- Registered office
- 10 Towerfield Road, Shoeburyness, Southend-on-Sea, Essex, SS3 9QE
- Nature of business
- Other construction installation
Denflow Limited is a 27-year-old private limited company registered in Southend-on-Sea, company number 03703027, one of 42 installation companies (insulation, lifts, shutters and similar) in Southend-on-Sea. Its next accounts are due at Companies House on 30 September 2027, and the CT600 for the period to 31 December 2026 is due at HMRC on 31 December 2027.
Key dates
Worked out from the year end and filing history on the Companies House register.
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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 £62K (+6.3%) on the year before, to £1M.
- Net assets rose in 8 of 9 year-on-year comparisons on record.
- Current assets of £2.8M against £1.6M owed within a year: 1.7 times cover.
- 7 employees on average during the year.
- Balance sheets on record for 10 years, 2017 to 2025.
Net assets by year
| Year end | Net assets | Cash | Current assets | Owed within a year | Employees |
|---|---|---|---|---|---|
| 31 Dec 2025 | £1M | £419K | £2.8M | £1.6M | 7 |
| 31 Dec 2024 | £976K | £556K | £2.4M | £1.3M | 7 |
| 31 Dec 2023 | £760K | £636K | £1.7M | £753K | 7 |
| 31 Dec 2022 | £754K | £601K | £1.8M | £861K | 7 |
| 31 Dec 2021 | £605K | £177K | £1.5M | £825K | 6 |
| 31 Dec 2020 | £420K | £715K | £1.5M | £1.1M | 5 |
| 31 Mar 2020 | £176K | £450K | £1M | £847K | 5 |
| 31 Mar 2019 | £165K | £299K | £980K | £818K | 5 |
| 31 Mar 2018 | £164K | £156K | £896K | £728K | 4 |
| 31 Mar 2017 | £164K | £286K | £782K | £605K | 3 |
Where Denflow Limited is registered
The registered office is in Southend-on-Sea (SS3), in the Southend-on-Sea local authority area, East of England. Show SS3 9QE on a map.
Other trade companies in SS3
- Truck Components LtdMotor traders
- S1 Automotive Group LtdMechanics and garages
- MKF Cleaning LtdCleaning companies
- Tranquil Solutions LimitedElectricians
- Nord Air Conditioning LtdPlumbers and heating engineers
- Noco Group LtdCivil engineering
- Garrison Gardens LtdLandscapers and gardeners
- Freddaf Investments LimitedProperty developers
Also registered at this address
19 other companies use the same registered office as Denflow Limited.
- Citywide Cleaners LimitedCleaning companies
- FMCS LimitedMotor traders
- Fra-Carpentry LtdJoiners and carpenters
- Freddaf Investments LimitedProperty developers
- Garydan Properties LimitedFinishing trades
- Holland's Electrical Services LimitedElectricians
- Hydra Evc LtdMotor traders
- Jordan Taylor Developments LimitedProperty developers
- M & M Maintenance LimitedSpecialist contractors
- P&R Service LimitedElectricians
- PCS City Group LtdSpecialist contractors
- Phoenix Fire Doors and Carpentry LtdJoiners and carpenters
- Quinnross London LtdSpecialist contractors
- Quinnross LtdSpecialist contractors
- R&R Carpentry LtdJoiners and carpenters
- Sayer Bespoke LtdSpecialist contractors
- SDM Ductwork LimitedPlumbers and heating engineers
- Ultima Services LtdCleaning companies
- W Fox & Sons LimitedMechanics and garages
What happens if Denflow 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 30 September 2027.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 1 Oct 2027 to 31 Oct 2027 | £150 |
| 1 to 3 months late | 1 Nov 2027 to 31 Dec 2027 | £375 |
| 3 to 6 months late | 1 Jan 2028 to 31 Mar 2028 | £750 |
| More than 6 months late | From 1 Apr 2028 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Jan 2028 | £200 |
| 3 months late | 31 Mar 2028 | another £200 |
| 6 months late | 30 Jun 2028 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 31 Dec 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
- 03703027
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 27 January 1999 (27 years ago)
- Registered office
- 10 Towerfield Road, Shoeburyness, Southend-on-Sea, Essex, SS3 9QE
- Nature of business
- Other construction installation (SIC 43290)
- Year end
- 31 December (accounting reference date)
- Accounts type
- Total exemption (full)
- Last accounts made up to
- 31 December 2025
- Last confirmation statement
- 27 January 2026
- Charges (mortgages)
- 1 outstanding of 2 registered
Filing notes for installation companies (insulation, lifts, shutters and similar)
Installation companies (insulation, lifts, shutters, solar and similar) often buy stock and equipment up front, so stock at the year end and capital allowances both affect the tax bill.
Similar companies in Southend-on-Sea
Other active installation companies (insulation, lifts, shutters and similar) registered in Southend-on-Sea.
- DN Project Services Ltd2023
- Drini Building Contractors Limited2026
- Fides Maintenance and Refurbishment Ltd2014
- George’S Shutters & Blinds Ltd2022
- H & D Contractor Limited2023
- Highfield Windows Limited2026
- Icdm Solutions Ltd2024
- K R H Contracts Limited2013
All installation companies (insulation, lifts, shutters and similar) in Southend-on-Sea · All trades in Southend-on-Sea · Installers across the UK
Frequently asked questions
When are Denflow Limited's accounts due?
Denflow Limited's next accounts are due at Companies House by 30 September 2027 (in 353 days), covering the period to 31 December 2026.
When is Denflow Limited's CT600 due?
The CT600 for the period to 31 December 2026 is due at HMRC by 31 December 2027, 12 months after the period end. The corporation tax itself is payable earlier, by 1 October 2027.
Is Denflow Limited still trading?
Denflow 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 Denflow Limited do?
Denflow Limited is registered under Other construction installation (SIC 43290).
How old is Denflow Limited?
Denflow Limited was incorporated on 27 January 1999, 27 years ago.
What is the penalty if Denflow 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 Denflow 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.