- Companies
- Finishing trades
- Hitchin
- Building and Technology Systems Ltd
Building and Technology Systems Ltd
- Company number
- 05845309
- Incorporated
- 13 Jun 200620 years trading
- Registered office
- Hollybush Cottage, Kings Walden, Hitchin, SG4 8LP
- Nature of business
- Other building completion and finishing
Building and Technology Systems Ltd is a 20-year-old private limited company registered in Hitchin, company number 05845309, one of 32 building finishing companies in Hitchin. Its next accounts are due at Companies House on 31 March 2027, and the CT600 for the period to 30 June 2026 is due at HMRC on 30 June 2027.
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 £7,896 (+148.1%) on the year before, to £13K.
- Net assets rose in 7 of 9 year-on-year comparisons on record.
- Current assets of £70K against £34K owed within a year: 2.1 times cover.
- 1 employee on average, down from 2 the year before.
- Balance sheets on record for 10 years, 2016 to 2025.
Net assets by year
| Year end | Net assets | Cash | Current assets | Owed within a year | Employees |
|---|---|---|---|---|---|
| 30 Jun 2025 | £13K | £70K | £34K | 1 | |
| 30 Jun 2024 | £5,332 | £49K | £35K | 2 | |
| 30 Jun 2023 | £390 | £65K | £39K | 1 | |
| 30 Jun 2022 | -£1,702 | £56K | £40K | 1 | |
| 30 Jun 2021 | -£14K | £51K | £44K | 1 | |
| 30 Jun 2020 | -£31K | £29K | £14K | 1 | |
| 30 Jun 2019 | £9,098 | £2,854 | £12K | ||
| 30 Jun 2018 | £247 | £5,852 | £5,605 | ||
| 30 Jun 2017 | -£7,728 | £23 | £7,751 | ||
| 30 Jun 2016 | £1 | £1 |
Where Building and Technology Systems Ltd is registered
The registered office is in Hitchin (SG4), in the North Hertfordshire local authority area, East of England. Show SG4 8LP on a map.
Other trade companies in SG4
- Pro Builders LtdLandscapers and gardeners
- Pwevents Group LtdElectricians
- Strata Washrooms LimitedInstallers
- Riseup Solar LtdSpecialist contractors
- Broadview Installations LtdGlaziers
- A2B Building Services LtdBuilders
- Loci Construction LtdSpecialist contractors
- Aurum Haven Maintenance Services LtdInstallers
Also registered at this address
1 other company uses the same registered office as Building and Technology Systems Ltd.
- BTS1 LtdFinishing trades
What happens if Building and Technology Systems 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 March 2027.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 1 Apr 2027 to 30 Apr 2027 | £150 |
| 1 to 3 months late | 1 May 2027 to 30 Jun 2027 | £375 |
| 3 to 6 months late | 1 Jul 2027 to 30 Sep 2027 | £750 |
| More than 6 months late | From 1 Oct 2027 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Jul 2027 | £200 |
| 3 months late | 30 Sep 2027 | another £200 |
| 6 months late | 30 Dec 2027 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 30 Jun 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
- 05845309
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 13 June 2006 (20 years ago)
- Registered office
- Hollybush Cottage, Kings Walden, Hitchin, SG4 8LP
- Nature of business
- Other building completion and finishing (SIC 43390)
- Year end
- 30 June (accounting reference date)
- Accounts type
- Micro-entity
- Last accounts made up to
- 30 June 2025
- Last confirmation statement
- 12 June 2026
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 Hitchin
Other active building finishing companies registered in Hitchin.
- C.M. Battle Limited2003
- CKC Properties Limited2006
- Colin Hill Building Solutions Ltd2012
- D Turner Builders Ltd2002
- Fordable Group Ltd2024
- G T D Installations Limited2015
- G.W. Morris (UK) Ltd1997
- Garden City Paving Limited2018
All building finishing companies in Hitchin · All trades in Hitchin · Finishing trades across the UK
Frequently asked questions
When are Building and Technology Systems Ltd's accounts due?
Building and Technology Systems Ltd's next accounts are due at Companies House by 31 March 2027 (in 169 days), covering the period to 30 June 2026.
When is Building and Technology Systems Ltd's CT600 due?
The CT600 for the period to 30 June 2026 is due at HMRC by 30 June 2027, 12 months after the period end. The corporation tax itself is payable earlier, by 1 April 2027.
Is Building and Technology Systems Ltd still trading?
Building and Technology Systems 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 Building and Technology Systems Ltd do?
Building and Technology Systems Ltd is registered under Other building completion and finishing (SIC 43390).
How old is Building and Technology Systems Ltd?
Building and Technology Systems Ltd was incorporated on 13 June 2006, 20 years ago.
What is the penalty if Building and Technology Systems 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 Building and Technology Systems 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.