- Companies
- Electricians
- Sittingbourne
- DDD Design Limited
DDD Design Limited
- Company number
- 05204968
- Incorporated
- 12 Aug 200422 years trading
- Registered office
- Building 1063 Cornforth Drive, Kent Science Park, Sittingbourne, Kent, ME9 8PX
- Nature of business
- Electrical installation
DDD Design Limited is a 22-year-old private limited company registered in Sittingbourne, company number 05204968, one of 66 electrical contractors in Sittingbourne. Its next accounts are due at Companies House on 31 May 2027, and the CT600 for the period to 31 August 2026 is due at HMRC on 31 August 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 £13K (+3.7%) on the year before, to £370K.
- Net assets rose in 5 of 9 year-on-year comparisons on record.
- Current assets of £661K against £299K owed within a year: 2.2 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 Aug 2025 | £370K | £526K | £661K | £299K | 3 |
| 31 Aug 2024 | £357K | £525K | £655K | £304K | 3 |
| 31 Aug 2023 | £311K | £557K | £625K | £319K | 3 |
| 31 Aug 2022 | £326K | £473K | £563K | £245K | 2 |
| 31 Aug 2021 | £358K | £474K | £588K | £241K | 2 |
| 31 Aug 2020 | £408K | £541K | £600K | £205K | 2 |
| 31 Aug 2019 | £473K | £648K | £684K | £229K | 2 |
| 31 Aug 2018 | £453K | £595K | £670K | £241K | 1 |
| 31 Aug 2017 | £446K | £551K | £572K | £128K | 1 |
| 31 Aug 2016 | £404K | £492K | £550K | £148K |
Where DDD Design Limited is registered
The registered office is in Sittingbourne (ME9), in the Swale local authority area, South East. Show ME9 8PX on a map.
Other trade companies in ME9
- Artygroup LtdPlumbers and heating engineers
- Lhgardenservices LtdLandscapers and gardeners
- The Drainist LtdCivil engineering
- Fieldstone Roofing LtdRoofers
- Mannouch&Son LtdBuilders
- Civil Install LtdCivil engineering
- All Around Scaffolding LimitedScaffolders
- Eastwood Access LtdScaffolders
Also registered at this address
19 other companies use the same registered office as DDD Design Limited.
- Alden Holmes Investments LimitedBuilders
- Autoworld (South East) LimitedMotor traders
- B.G.C. Property LimitedProperty developers
- Chequers Electrical Services LimitedElectricians
- Court House and Commercial Properties LimitedProperty developers
- Elespa LimitedMachinery repair and installation
- Ellicon Property LimitedBuilders
- Harvey Phipps LtdElectricians
- Huggins Engineering LimitedMachinery repair and installation
- J.Green Drylining Consultancy LimitedSpecialist contractors
- Liftcrown 2002 LimitedBuilders
- P. and J.M. Smedley LimitedProperty developers
- Pickwick Motor Co. LimitedMechanics and garages
- Premier Timber LimitedFinishing trades
- Ropedin LtdCivil engineering
- Smedley Homes LimitedCivil engineering
- Swale Landscaping LtdLandscapers and gardeners
- Teynham Holdings LimitedLandscapers and gardeners
- Teynham Landscaping LimitedLandscapers and gardeners
What happens if DDD Design 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 May 2027.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 1 Jun 2027 to 30 Jun 2027 | £150 |
| 1 to 3 months late | 1 Jul 2027 to 31 Aug 2027 | £375 |
| 3 to 6 months late | 1 Sep 2027 to 30 Nov 2027 | £750 |
| More than 6 months late | From 1 Dec 2027 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Sep 2027 | £200 |
| 3 months late | 30 Nov 2027 | another £200 |
| 6 months late | 29 Feb 2028 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 31 Aug 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
- 05204968
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 12 August 2004 (22 years ago)
- Registered office
- Building 1063 Cornforth Drive, Kent Science Park, Sittingbourne, Kent, ME9 8PX
- Nature of business
- Electrical installation (SIC 43210)
- Year end
- 31 August (accounting reference date)
- Accounts type
- Total exemption (full)
- Last accounts made up to
- 31 August 2025
- Last confirmation statement
- 12 August 2026
Filing notes for electrical contractors
Electrical contracting companies are often a director plus a van and tools. Most fall within the micro-entity rules, so the accounts filed at Companies House are short, and the CT600 carries the tax detail.
Similar companies in Sittingbourne
Other active electrical contractors registered in Sittingbourne.
- Dey Electrical Ltd2016
- DJH Kent Ltd2023
- Dnse Ltd2025
- Dome Electrical Services Limited2020
- DRJ Electrical & Renewables Ltd2023
- Eke Projects Ltd2024
- Electrical Empire Limited2013
- Feekings Electrical Ltd2025
All electrical contractors in Sittingbourne · All trades in Sittingbourne · Electricians across the UK
Frequently asked questions
When are DDD Design Limited's accounts due?
DDD Design Limited's next accounts are due at Companies House by 31 May 2027 (in 231 days), covering the period to 31 August 2026.
When is DDD Design Limited's CT600 due?
The CT600 for the period to 31 August 2026 is due at HMRC by 31 August 2027, 12 months after the period end. The corporation tax itself is payable earlier, by 1 June 2027.
Is DDD Design Limited still trading?
DDD Design 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 DDD Design Limited do?
DDD Design Limited is registered under Electrical installation (SIC 43210).
How old is DDD Design Limited?
DDD Design Limited was incorporated on 12 August 2004, 22 years ago.
What is the penalty if DDD Design 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 DDD Design 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.