- Companies
- Finishing trades
- Hatfield
- C.Sumy Ltd
C.Sumy Ltd
- Company number
- 14370566
- Incorporated
- 22 Sep 20224 years trading
- Registered office
- 23 Ely Close, Hatfield, London, AL10 0DW
- Nature of business
- Other building completion and finishing; Buying and selling of own real estate; Renting and operating of Housing Association real estate; Other letting and operating of own or leased real estate
C.Sumy Ltd is a 4-year-old private limited company registered in Hatfield, company number 14370566, one of 28 building finishing companies in Hatfield. Its next accounts are due at Companies House on 30 June 2027, and the CT600 for the period to 30 September 2026 is due at HMRC on 30 September 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 C.Sumy 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.
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 down £4,897 (-26.9%) on the year before, to £13K.
- Current assets of £2,692 against £141K owed within a year: 0.0 times cover.
- No employees reported for the latest year (directors are often not counted as employees).
- Balance sheets on record for 3 years, 2023 to 2025.
Net assets by year
| Year end | Net assets | Cash | Current assets | Owed within a year | Employees |
|---|---|---|---|---|---|
| 30 Sep 2025 | £13K | £2,692 | £141K | 0 | |
| 30 Sep 2024 | £18K | £515 | £145K | 0 | |
| 30 Sep 2023 | £13K | £163 | £142K | 0 |
Where C.Sumy Ltd is registered
The registered office is in Hatfield (AL10), in the Welwyn Hatfield local authority area, East of England. Show AL10 0DW on a map.
Other trade companies in AL10
- Hiwa Shine LtdCleaning companies
- M1 Construction LtdBuilders
- Tyg Landscaping LimitedLandscapers and gardeners
- RR Roofing Services LtdBuilders
- Tyg Bathrooms and Kitchens LimitedBuilders
- Knights Decorating LtdPainters and decorators
- Gvre LimitedBuilders
- Urbn Developments (Hertfordshire) LimitedFinishing trades
What happens if C.Sumy 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 30 June 2027.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 1 Jul 2027 to 31 Jul 2027 | £150 |
| 1 to 3 months late | 1 Aug 2027 to 30 Sep 2027 | £375 |
| 3 to 6 months late | 1 Oct 2027 to 31 Dec 2027 | £750 |
| More than 6 months late | From 1 Jan 2028 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Oct 2027 | £200 |
| 3 months late | 30 Dec 2027 | another £200 |
| 6 months late | 30 Mar 2028 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 30 Sep 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
- 14370566
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 22 September 2022 (4 years ago)
- Registered office
- 23 Ely Close, Hatfield, London, AL10 0DW
- Nature of business
- Other building completion and finishing (SIC 43390)
Buying and selling of own real estate (SIC 68100)
Renting and operating of Housing Association real estate (SIC 68201)
Other letting and operating of own or leased real estate (SIC 68209) - Year end
- 30 September (accounting reference date)
- Accounts type
- Micro-entity
- Last accounts made up to
- 30 September 2025
- Last confirmation statement
- 12 June 2026
- Charges (mortgages)
- 1 outstanding of 1 registered
Filing notes for building finishing companies
Finishing trade companies cover a wide range of work. Most are micro-entities with simple accounts and a straightforward CT600.
Similar companies in Hatfield
Other active building finishing companies registered in Hatfield.
- D&A Has Ltd2012
- D&A Xhelili Ltd2021
- Edpat UK Ltd2022
- G.V Cladding&Roofing Ltd2026
- Global Students Lettings Ltd2019
- Home Services A&A Ltd2018
- JJP Builder Ltd2025
- Kottoor Building Solutions Ltd2018
All building finishing companies in Hatfield · All trades in Hatfield · Finishing trades across the UK
Frequently asked questions
When are C.Sumy Ltd's accounts due?
C.Sumy Ltd's next accounts are due at Companies House by 30 June 2027 (in 261 days), covering the period to 30 September 2026.
When is C.Sumy Ltd's CT600 due?
The CT600 for the period to 30 September 2026 is due at HMRC by 30 September 2027, 12 months after the period end. The corporation tax itself is payable earlier, by 1 July 2027.
Is C.Sumy Ltd still trading?
C.Sumy 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 C.Sumy Ltd do?
C.Sumy Ltd is registered under Other building completion and finishing (SIC 43390); Buying and selling of own real estate (SIC 68100); Renting and operating of Housing Association real estate (SIC 68201); Other letting and operating of own or leased real estate (SIC 68209).
How old is C.Sumy Ltd?
C.Sumy Ltd was incorporated on 22 September 2022, 4 years ago.
What is the penalty if C.Sumy 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 C.Sumy 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.