- Companies
- Finishing trades
- Ware
- JS Complete Builders Ltd
JS Complete Builders Ltd
- Company number
- 12301650
- Incorporated
- 6 Nov 20196 years trading
- Registered office
- 41 Baldock Street, Ware, Hertfordshire, SG12 9DH
- Nature of business
- Other building completion and finishing
JS Complete Builders Ltd is a 6-year-old private limited company registered in Ware, company number 12301650, one of 37 building finishing companies in Ware. 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.
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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 £24 (+15%) on the year before, to £184.
- Net assets rose in 3 of 5 year-on-year comparisons on record.
- Current assets of £19K against £16K owed within a year: 1.2 times cover.
- 1 employee on average during the year.
- Balance sheets on record for 6 years, 2020 to 2026.
Net assets by year
| Year end | Net assets | Cash | Current assets | Owed within a year | Employees |
|---|---|---|---|---|---|
| 31 Mar 2026 | £184 | £19K | £16K | 1 | |
| 31 Mar 2025 | £160 | £13K | £8,279 | 1 | |
| 31 Mar 2024 | £510 | £11K | £5,694 | 1 | |
| 31 Mar 2023 | £229 | £9,493 | £3,714 | 1 | |
| 30 Nov 2021 | £142 | £7,906 | £2,678 | 1 | |
| 30 Nov 2020 | £3,107 | £3,975 | £1,302 | 1 |
Where JS Complete Builders Ltd is registered
The registered office is in Ware (SG12), in the East Hertfordshire local authority area, East of England. Show SG12 9DH on a map.
Other trade companies in SG12
- JB Garden Services LimitedLandscapers and gardeners
- Fryer Electrical LtdElectricians
- Aventus Air Conditioning and Electrical Services LtdElectricians
- Rews Garden Rooms LtdInstallers
- Clean As F LtdCleaning companies
- Lybra Contract Cleaning LtdCleaning companies
- The Room Revivers LimitedJoiners and carpenters
- Addison Tiling LtdFloor and wall tilers
Also registered at this address
12 other companies use the same registered office as JS Complete Builders Ltd.
- Aventus Air Conditioning and Electrical Services LtdElectricians
- Copues Construction LimitedSpecialist contractors
- DJ Garage Services LtdMechanics and garages
- Ecoheat Solutions LimitedPlumbers and heating engineers
- G Morris Decorations and Refurbishment LimitedFinishing trades
- Garage 86 LtdMechanics and garages
- Hatch Building & Construction LtdPlumbers and heating engineers
- Ian Clarke Russell Engineering LimitedMachinery repair and installation
- Laboratory Sterilizer Services LimitedMachinery repair and installation
- Mitre Carpentry LtdJoiners and carpenters
- Taybur Construction LimitedSpecialist contractors
- Topdeck Lofts LimitedSpecialist contractors
What happens if JS Complete Builders 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
- 12301650
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 6 November 2019 (6 years ago)
- Registered office
- 41 Baldock Street, Ware, Hertfordshire, SG12 9DH
- Nature of business
- Other building completion and finishing (SIC 43390)
- Year end
- 31 March (accounting reference date)
- Accounts type
- Micro-entity
- Last accounts made up to
- 31 March 2026
- Last confirmation statement
- 5 November 2025
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 Ware
Other active building finishing companies registered in Ware.
- Kess Services Ltd2015
- KNR Installations Ltd2008
- Kongra London Limited2005
- LJC Property Maintenance Ltd2022
- MCS Building Solutions Ltd2009
- MGS Trades Limited2006
- Mustard Builders Ltd2021
- O'Connor Partitions Ltd2005
All building finishing companies in Ware · All trades in Ware · Finishing trades across the UK
Frequently asked questions
When are JS Complete Builders Ltd's accounts due?
JS Complete Builders 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 JS Complete Builders 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 JS Complete Builders Ltd still trading?
JS Complete Builders 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 JS Complete Builders Ltd do?
JS Complete Builders Ltd is registered under Other building completion and finishing (SIC 43390).
How old is JS Complete Builders Ltd?
JS Complete Builders Ltd was incorporated on 6 November 2019, 6 years ago.
What is the penalty if JS Complete Builders 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 JS Complete Builders 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.