- Companies
- Finishing trades
- Welwyn Garden City
- Efs Building Ltd
Efs Building Ltd
- Company number
- 16932477
- Incorporated
- 28 Dec 2025
- Registered office
- 66 Carve Ley, Welwyn Garden City, Hertfordshire, AL7 3HH
- Nature of business
- Other building completion and finishing
Efs Building Ltd is a newly incorporated private limited company registered in Welwyn Garden City, company number 16932477, one of 24 building finishing companies in Welwyn Garden City. Its next accounts are due at Companies House on 28 September 2027, and its first CT600 is due at HMRC on 27 December 2027.
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.
Is this your company?
File the first 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 Efs Building 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.
Where Efs Building Ltd is registered
The registered office is in Welwyn Garden City (AL7), in the Welwyn Hatfield local authority area, East of England. Show AL7 3HH on a map.
Other trade companies in AL7
- Mechanicalwise LtdInstallers
- Azalea Services LimitedSpecialist contractors
- Malmech and Mannion LimitedMechanics and garages
- T&D Construction Group LtdFinishing trades
- Vertec Roofing and Building LtdRoofers
- Selectlane LtdMotor traders
- Af Pressure Washing LtdCleaning companies
- Jet Professional LtdCleaning companies
What happens if Efs Building 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 28 September 2027.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 29 Sep 2027 to 28 Oct 2027 | £150 |
| 1 to 3 months late | 29 Oct 2027 to 28 Dec 2027 | £375 |
| 3 to 6 months late | 29 Dec 2027 to 28 Mar 2028 | £750 |
| More than 6 months late | From 29 Mar 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
- 16932477
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 28 December 2025
- Registered office
- 66 Carve Ley, Welwyn Garden City, Hertfordshire, AL7 3HH
- Nature of business
- Other building completion and finishing (SIC 43390)
- Year end
- 31 December (accounting reference date)
- Accounts type
- No accounts filed yet
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 Welwyn Garden City
Other active building finishing companies registered in Welwyn Garden City.
- Elite Garden Rooms Ltd2024
- Eton Crest Construction Ltd2026
- Fens Commercial Limited2025
- Fens Reinstatements Limited2025
- Graveltech Driveway Solutions Limited2008
- Hauskin Limited2025
- Kirby Building & Refurbishment Ltd2012
- M-Team Property Care Ltd2009
All building finishing companies in Welwyn Garden City · All trades in Welwyn Garden City · Finishing trades across the UK
Frequently asked questions
When are Efs Building Ltd's accounts due?
Efs Building Ltd's next accounts are due at Companies House by 28 September 2027 (in 351 days), covering the period to 31 December 2026.
When is Efs Building 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 27 December 2026, due by 27 December 2027, and one for the period to 31 December 2026, due by 31 December 2027. Corporation tax is payable 9 months and 1 day after the end of each.
Is Efs Building Ltd still trading?
Efs Building 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 Efs Building Ltd do?
Efs Building Ltd is registered under Other building completion and finishing (SIC 43390).
How old is Efs Building Ltd?
Efs Building Ltd was incorporated on 28 December 2025, less than a year ago.
What is the penalty if Efs Building 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 Efs Building 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.