- Companies
- Property developers
- Southend on Sea
- Opal Bay Limited
Opal Bay Limited
- Company number
- 03008789
- Incorporated
- 11 Jan 199531 years trading
- Registered office
- 1 Nelson Mews, Southend on Sea, Essex, SS1 1AL
- Nature of business
- Development of building projects
Opal Bay Limited is a 31-year-old private limited company registered in Southend on Sea, company number 03008789, one of 60 property development companies in Southend on Sea. Its next accounts are due at Companies House on 5 January 2027, and its first CT600 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 £81K (-1.9%) on the year before, to £4.2M.
- Net assets rose in 5 of 9 year-on-year comparisons on record.
- Current assets of £2.9M against £823K owed within a year: 3.5 times cover.
- 4 employees 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 Mar 2025 | £4.2M | £416K | £2.9M | £823K | 4 |
| 31 Mar 2024 | £4.3M | £378K | £2.9M | £759K | 4 |
| 31 Mar 2023 | £5.4M | £285K | £2.6M | £8.4M | 4 |
| 31 Mar 2022 | £6.6M | £459K | £2.7M | £730K | 4 |
| 31 Mar 2021 | £6.5M | £1.3M | £3M | £903K | 4 |
| 31 Mar 2020 | £5.7M | £424K | £2.1M | £979K | 4 |
| 31 Mar 2019 | £6M | £472K | £2.2M | £770K | 4 |
| 31 Mar 2018 | £5.8M | £315K | £2.2M | £1.2M | 4 |
| 31 Mar 2017 | £2.8M | £296K | £641K | £816K | 4 |
| 5 Apr 2016 | £2.2M | £594K | £680K | £679K |
Where Opal Bay Limited is registered
The registered office is in Southend on Sea (SS1), in the Southend-on-Sea local authority area, East of England. Show SS1 1AL on a map.
Other trade companies in SS1
- Coastal Property Partners LtdProperty developers
- Blue Label LtdProperty developers
- Keyfast Locksmiths LtdMechanics and garages
- Flourishing Horticulture LimitedLandscapers and gardeners
- S&B Electrical Group LimitedElectricians
- Cukris Joinery LtdJoiners and carpenters
- Tread & Co. Tyres LtdMotor traders
- Faiton LimitedMotor traders
Shared registered office
27 companies on our pages use this registered office address. An address shared this widely is usually an accountant's office or a company formation agent's service address, not where the business trades from.
What happens if Opal Bay 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 5 January 2027.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 6 Jan 2027 to 5 Feb 2027 | £150 |
| 1 to 3 months late | 6 Feb 2027 to 5 Apr 2027 | £375 |
| 3 to 6 months late | 6 Apr 2027 to 5 Jul 2027 | £750 |
| More than 6 months late | From 6 Jul 2027 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 6 Apr 2027 | £200 |
| 3 months late | 5 Jul 2027 | another £200 |
| 6 months late | 5 Oct 2027 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 5 Apr 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
- 03008789
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 11 January 1995 (31 years ago)
- Registered office
- 1 Nelson Mews, Southend on Sea, Essex, SS1 1AL
- Nature of business
- Development of building projects (SIC 41100)
- Year end
- 5 April (accounting reference date)
- Accounts type
- Unaudited abridged
- Last accounts made up to
- 31 March 2025
- Last confirmation statement
- 11 January 2026
- Charges (mortgages)
- 10 outstanding of 26 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 Southend on Sea
Other active property development companies registered in Southend on Sea.
- Paul Viner Consultants Limited2007
- Paul Viner Projects Limited2015
- PJD Developments Limited2020
- Pyramid Carpentry and Construction Ltd2017
- Reason Homes Wimblington Ltd2022
- Robertson Sands Eco Developments Ltd2017
- Samarkand Developments Limited2015
- Sealglen Limited1984
All property development companies in Southend on Sea · All trades in Southend on Sea · Property developers across the UK
Frequently asked questions
When are Opal Bay Limited's accounts due?
Opal Bay Limited's next accounts are due at Companies House by 5 January 2027 (in 85 days), covering the period to 5 April 2026.
When is Opal Bay Limited's CT600 due?
The first accounts cover more than 12 months, so there are two Company Tax Returns: one for the 12 months to 31 March 2026, due by 31 March 2027, and one for the period to 5 April 2026, due by 5 April 2027. Corporation tax is payable 9 months and 1 day after the end of each.
Is Opal Bay Limited still trading?
Opal Bay 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 Opal Bay Limited do?
Opal Bay Limited is registered under Development of building projects (SIC 41100).
How old is Opal Bay Limited?
Opal Bay Limited was incorporated on 11 January 1995, 31 years ago.
What is the penalty if Opal Bay 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 Opal Bay 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.