Company profile · Cleaning companies
GNDM Ltd
GNDM Ltd is a 1-year-old private limited company registered in Sidcup, company number 16346885, one of 63 cleaning companies in Sidcup. Its next accounts are due at Companies House on 31 December 2027, and the CT600 for the period to 31 March 2027 is due at HMRC on 31 March 2028.
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 GNDM 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.
Financial snapshot, 2026
From the balance sheet at 31 March 2026, as filed at Companies House.
Where GNDM Ltd is registered
The registered office is in Sidcup (DA15), in the Bexley local authority area, London. Show DA15 8LR on a map.
Other trade companies in DA15
- Petrichor Gardens LtdLandscapers and gardeners
- J Kennor Plumbing LimitedPlumbers and heating engineers
- Buckson Property Maintenance LtdElectricians
- MN Cooper UK LtdMotor traders
- Husband at Home LtdInstallers
- First Choice Cars LDN LtdMotor traders
- TSLM Electrical Contractors LtdElectricians
- Airhaus LtdPlumbers and heating engineers
What happens if GNDM 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 31 December 2027.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 1 Jan 2028 to 31 Jan 2028 | £150 |
| 1 to 3 months late | 1 Feb 2028 to 31 Mar 2028 | £375 |
| 3 to 6 months late | 1 Apr 2028 to 30 Jun 2028 | £750 |
| More than 6 months late | From 1 Jul 2028 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Apr 2028 | £200 |
| 3 months late | 30 Jun 2028 | another £200 |
| 6 months late | 30 Sep 2028 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 31 Mar 2029 | 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
- 16346885
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 27 March 2025 (1 year ago)
- Registered office
- 283 Burnt Oak Lane, Sidcup, DA15 8LR
- Nature of business
- Other building and industrial cleaning activities (SIC 81229)
- Year end
- 31 March (accounting reference date)
- Accounts type
- Total exemption (full)
- Last accounts made up to
- 31 March 2026
- Last confirmation statement
- 26 March 2026
Filing notes for cleaning companies
Cleaning companies are often staff-heavy, so wages, pension contributions and the employment allowance all show up in the accounts.
Similar companies in Sidcup
Other active cleaning companies registered in Sidcup.
- Golden Vision Ltd2021
- Hand Polishing Services Ltd2025
- Hawkey Office Cleaning Limited2001
- I Love Ironing Ltd2025
- Iwash Mobile Valeting Ltd2019
- J & C UK Cleaning Limited2013
- JLT Cleaning Services Ltd2025
- JSB Professional Cleaning Services Ltd2026
All cleaning companies in Sidcup · All trades in Sidcup · Cleaning companies across the UK
Frequently asked questions
When are GNDM Ltd's accounts due?
GNDM Ltd's next accounts are due at Companies House by 31 December 2027 (in 445 days), covering the period to 31 March 2027.
When is GNDM Ltd's CT600 due?
The CT600 for the period to 31 March 2027 is due at HMRC by 31 March 2028, 12 months after the period end. The corporation tax itself is payable earlier, by 1 January 2028.
Is GNDM Ltd still trading?
GNDM 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 GNDM Ltd do?
GNDM Ltd is registered under Other building and industrial cleaning activities (SIC 81229).
How old is GNDM Ltd?
GNDM Ltd was incorporated on 27 March 2025, 1 year ago.
What is the penalty if GNDM 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 GNDM 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.