- Companies
- Property developers
- Colwyn Bay
- Rocky Lane Developments Limited
Rocky Lane Developments Limited
- Company number
- 11693700
- Incorporated
- 23 Nov 20187 years trading
- Registered office
- Pen Y Graig Bwlch Y Gwynt Road, Llysfaen, Colwyn Bay, LL29 8DQ
- Nature of business
- Development of building projects
Rocky Lane Developments Limited is a 7-year-old private limited company registered in Colwyn Bay, company number 11693700, one of 24 property development companies in Colwyn Bay. Its next accounts are due at Companies House on 31 December 2026, and the CT600 for the period to 31 March 2026 is due at HMRC on 31 March 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 £14K (-19.4%) on the year before, to £58K.
- Net assets rose in 4 of 5 year-on-year comparisons on record.
- Current assets of £65K against £9,917 owed within a year: 6.5 times cover.
- No employees reported for the latest year (directors are often not counted as employees).
- Balance sheets on record for 6 years, 2020 to 2025.
Net assets by year
| Year end | Net assets | Cash | Current assets | Owed within a year | Employees |
|---|---|---|---|---|---|
| 31 Mar 2025 | £58K | £65K | £9,917 | 0 | |
| 31 Mar 2024 | £72K | £521K | £453K | 0 | |
| 31 Mar 2023 | £38K | £795K | £736K | 0 | |
| 31 Mar 2022 | £29K | £662K | £603K | 0 | |
| 31 Mar 2021 | £10K | £393K | £308K | 0 | |
| 31 Mar 2020 | £1,651 | £271K | £244K | 0 |
Where Rocky Lane Developments Limited is registered
The registered office is in Colwyn Bay (LL29), in the Conwy local authority area, Wales. Show LL29 8DQ on a map.
Other trade companies in LL29
- Minami Solutions LtdCleaning companies
- L & B Maintenance Services LtdCleaning companies
- Mansfield Air Conditioning LtdPlumbers and heating engineers
- Capital Lifecycle Construction Advisory LtdCivil engineering
- HGJ Enterprises LimitedElectricians
- Coastal Roofcare LimitedRoofers
- Mobility Motor Company MMC LtdMotor traders
- CM Surfacing & Landscaping LtdSpecialist contractors
What happens if Rocky Lane Developments 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 31 December 2026.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 1 Jan 2027 to 31 Jan 2027 | £150 |
| 1 to 3 months late | 1 Feb 2027 to 31 Mar 2027 | £375 |
| 3 to 6 months late | 1 Apr 2027 to 30 Jun 2027 | £750 |
| More than 6 months late | From 1 Jul 2027 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Apr 2027 | £200 |
| 3 months late | 30 Jun 2027 | another £200 |
| 6 months late | 30 Sep 2027 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 31 Mar 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
- 11693700
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 23 November 2018 (7 years ago)
- Registered office
- Pen Y Graig Bwlch Y Gwynt Road, Llysfaen, Colwyn Bay, LL29 8DQ
- Nature of business
- Development of building projects (SIC 41100)
- Year end
- 31 March (accounting reference date)
- Accounts type
- Micro-entity
- Last accounts made up to
- 31 March 2025
- Last confirmation statement
- 19 November 2025
- Charges (mortgages)
- 0 outstanding of 1 registered
Filing notes for property development companies
Many property development companies are single-project vehicles. Stock of land and buildings sits on the balance sheet as work in progress until sale, and a company that has finished its project may become dormant rather than close.
Similar companies in Colwyn Bay
Other active property development companies registered in Colwyn Bay.
- Roebuck Property Development Ltd2025
- Russell Developments North Wales Ltd2022
- Thompson Walker Developments Limited2024
- Williams Development Group Ltd2025
- 2512 Developments Limited2020
- Adare Electrical Limited2024
- Cambria Developments Limited2007
- Chalarmar Properties Ltd2026
All property development companies in Colwyn Bay · All trades in Colwyn Bay · Property developers across the UK
Frequently asked questions
When are Rocky Lane Developments Limited's accounts due?
Rocky Lane Developments Limited's next accounts are due at Companies House by 31 December 2026 (in 80 days), covering the period to 31 March 2026.
When is Rocky Lane Developments Limited's CT600 due?
The CT600 for the period to 31 March 2026 is due at HMRC by 31 March 2027, 12 months after the period end. The corporation tax itself is payable earlier, by 1 January 2027.
Is Rocky Lane Developments Limited still trading?
Rocky Lane Developments 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 Rocky Lane Developments Limited do?
Rocky Lane Developments Limited is registered under Development of building projects (SIC 41100).
How old is Rocky Lane Developments Limited?
Rocky Lane Developments Limited was incorporated on 23 November 2018, 7 years ago.
What is the penalty if Rocky Lane Developments 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 Rocky Lane Developments 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.