- Companies
- Floor and wall tilers
- Sidcup
- Flatline Flooring Ltd
Flatline Flooring Ltd
- Company number
- 17455636
- Incorporated
- 13 Sep 2026
- Registered office
- 35 Riverside Road, Sidcup, DA14 4PT
- Nature of business
- Floor and wall covering
Flatline Flooring Ltd is a newly incorporated private limited company registered in Sidcup, company number 17455636, one of 26 flooring and tiling companies in Sidcup. Its next accounts are due at Companies House on 13 June 2028, and its first CT600 is due at HMRC on 12 September 2028.
Key dates
This company has not filed accounts yet. First accounts are due 21 months after incorporation, and the first period can run longer than a year.
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Where Flatline Flooring Ltd is registered
The registered office is in Sidcup (DA14), in the Bexley local authority area, London. Show DA14 4PT on a map.
Other trade companies in DA14
- Evlor LtdElectricians
- Pfe Services LimitedElectricians
- CJM Property Services LimitedFinishing trades
- Top Local Trader LtdBuilders
- Bassett Electrical Group LimitedElectricians
- LDT Service's LimitedScaffolders
- Old Maidstone Road Hand Car Wash LtdMechanics and garages
- Greenacre Development Group LimitedProperty developers
What happens if Flatline Flooring 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 13 June 2028.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 14 Jun 2028 to 13 Jul 2028 | £150 |
| 1 to 3 months late | 14 Jul 2028 to 13 Sep 2028 | £375 |
| 3 to 6 months late | 14 Sep 2028 to 13 Dec 2028 | £750 |
| More than 6 months late | From 14 Dec 2028 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Oct 2028 | £200 |
| 3 months late | 30 Dec 2028 | another £200 |
| 6 months late | 30 Mar 2029 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 30 Sep 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
- 17455636
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 13 September 2026
- Registered office
- 35 Riverside Road, Sidcup, DA14 4PT
- Nature of business
- Floor and wall covering (SIC 43330)
- Year end
- 30 September (accounting reference date)
- Accounts type
- No accounts filed yet
Filing notes for flooring and tiling companies
Tiling and flooring companies are mostly micro-entities. The van, tools and materials on hand are the main balance sheet items.
Similar companies in Sidcup
Other active flooring and tiling companies registered in Sidcup.
- Floor Gallery Limited2018
- Flooring by Kimpton Limited2013
- Freeborn Carpentry Ltd2018
- Grosvenor Flooring Ltd2021
- Hamilton Home and Living Limited2017
- Honan Contracts Ltd2018
- Hunter Flooring Limited2008
- James Lee Flooring Ltd2014
All flooring and tiling companies in Sidcup · All trades in Sidcup · Floor and wall tilers across the UK
Frequently asked questions
When are Flatline Flooring Ltd's accounts due?
Flatline Flooring Ltd's next accounts are due at Companies House by 13 June 2028 (in 610 days), covering the period to 30 September 2027.
When is Flatline Flooring Ltd's CT600 due?
The first accounts cover more than 12 months, so there are two Company Tax Returns: one for the 12 months to 12 September 2027, due by 12 September 2028, and one for the period to 30 September 2027, due by 30 September 2028. Corporation tax is payable 9 months and 1 day after the end of each.
Is Flatline Flooring Ltd still trading?
Flatline Flooring 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 Flatline Flooring Ltd do?
Flatline Flooring Ltd is registered under Floor and wall covering (SIC 43330).
How old is Flatline Flooring Ltd?
Flatline Flooring Ltd was incorporated on 13 September 2026, less than a year ago.
What is the penalty if Flatline Flooring 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 Flatline Flooring 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.