- Company number
- 02320803
- Incorporated
- 23 Nov 198837 years trading
- Registered office
- Fifteen Rosehill, Montgomery Way, Rosehill Industrial Estate, Carlisle, CA1 2RW
- Nature of business
- Construction of domestic buildings
Bitline Limited is a 37-year-old private limited company registered in Carlisle, company number 02320803, one of 101 building contractors in Carlisle. Its next accounts are due at Companies House on 30 July 2027, and the CT600 for the period to 30 October 2026 is due at HMRC on 30 October 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 down £2,190 (-2.3%) on the year before, to -£96K.
- Net assets rose in 0 of 9 year-on-year comparisons on record.
- Current assets of £37K against £132K owed within a year: 0.3 times cover.
- 1 employee on average during the year.
- 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 |
|---|---|---|---|---|---|
| 31 Oct 2025 | -£96K | £37K | £132K | 1 | |
| 31 Oct 2024 | -£94K | £37K | £130K | 1 | |
| 31 Oct 2023 | -£92K | £37K | £127K | 1 | |
| 31 Oct 2022 | -£89K | £37K | £125K | 1 | |
| 31 Oct 2021 | -£87K | £36K | £123K | 1 | |
| 31 Oct 2020 | -£85K | £36K | £120K | 1 | |
| 31 Oct 2019 | -£82K | £36K | £117K | 1 | |
| 31 Oct 2018 | -£80K | £36K | £115K | 1 | |
| 31 Oct 2017 | -£78K | £36K | £113K | 1 | |
| 31 Oct 2016 | -£75K | £132 | £36K | £111K |
Where Bitline Limited is registered
The registered office is in Carlisle (CA1), in the Cumberland local authority area, North West. Show CA1 2RW on a map.
Other trade companies in CA1
- Fine Finish Interiors LtdJoiners and carpenters
- GB Groundworks LtdCivil engineering
- Oak End Construction & Management LtdProperty developers
- GS10 Trading LimitedMotor traders
- Overbuilt UK LtdMotor traders
- Fire Door 360 LimitedJoiners and carpenters
- Carlisle Remapping LtdMechanics and garages
- Adam G Smith LimitedPlumbers and heating engineers
Also registered at this address
9 other companies use the same registered office as Bitline Limited.
- Creative Gardens LimitedSpecialist contractors
- Etb Services LimitedRepair services
- John Moore and Sons (Builders) LimitedBuilders
- JS Wind LtdMachinery repair and installation
- Peter Allison Auto Repairs LimitedMechanics and garages
- PHK Developments LimitedProperty developers
- Polishinterior UK LimitedInstallers
- Ronan Construction Civil Engineering Services LimitedSpecialist contractors
- S H Electrical UK LimitedElectricians
What happens if Bitline Limited 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 July 2027.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 31 Jul 2027 to 30 Aug 2027 | £150 |
| 1 to 3 months late | 31 Aug 2027 to 30 Oct 2027 | £375 |
| 3 to 6 months late | 31 Oct 2027 to 30 Jan 2028 | £750 |
| More than 6 months late | From 31 Jan 2028 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 31 Oct 2027 | £200 |
| 3 months late | 30 Jan 2028 | another £200 |
| 6 months late | 30 Apr 2028 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 30 Oct 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
- 02320803
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 23 November 1988 (37 years ago)
- Registered office
- Fifteen Rosehill, Montgomery Way, Rosehill Industrial Estate, Carlisle, CA1 2RW
- Nature of business
- Construction of domestic buildings (SIC 41202)
- Year end
- 30 October (accounting reference date)
- Accounts type
- Micro-entity
- Last accounts made up to
- 31 October 2025
- Last confirmation statement
- 5 November 2025
Filing notes for building contractors
Building companies often run the Construction Industry Scheme as a contractor, a subcontractor or both. CIS deductions suffered during the year are set against the PAYE bill, and any unrecovered balance at the year end matters when the accounts are drawn up.
Similar companies in Carlisle
Other active building contractors registered in Carlisle.
- Blackthorn Property Enterprises Ltd2024
- Blossomdale Developments Ltd2020
- BPH Site Services Ltd2024
- Bramble Nook Construction Limited2018
- Brian Carson Building Contractors Limited2003
- Builditwithus Limited2025
- Bulman Building Ltd2025
- C K Steelwork & Cladding Limited2021
All building contractors in Carlisle · All trades in Carlisle · Builders across the UK
Frequently asked questions
When are Bitline Limited's accounts due?
Bitline Limited's next accounts are due at Companies House by 30 July 2027 (in 291 days), covering the period to 30 October 2026.
When is Bitline Limited's CT600 due?
The CT600 for the period to 30 October 2026 is due at HMRC by 30 October 2027, 12 months after the period end. The corporation tax itself is payable earlier, by 31 July 2027.
Is Bitline Limited still trading?
Bitline Limited 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 Bitline Limited do?
Bitline Limited is registered under Construction of domestic buildings (SIC 41202).
How old is Bitline Limited?
Bitline Limited was incorporated on 23 November 1988, 37 years ago.
What is the penalty if Bitline Limited 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 Bitline Limited 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.