- Companies
- Property developers
- Milton Keynes
- Seagull Developers Ltd
Seagull Developers Ltd
- Company number
- 13076245
- Incorporated
- 10 Dec 20205 years trading
- Registered office
- 17 Calewen, Two Mile Ash, Milton Keynes, Buckinghamshire, MK8 8LP
- Nature of business
- Development of building projects; Buying and selling of own real estate
Seagull Developers Ltd is a 5-year-old private limited company registered in Milton Keynes, company number 13076245, one of 363 property development companies in Milton Keynes. Its next accounts are due at Companies House on 31 December 2026, and its first CT600 is due at HMRC on 31 December 2026.
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 £10K (-39.7%) on the year before, to £16K.
- Net assets rose in 2 of 4 year-on-year comparisons on record.
- Current assets of £12K against £155K owed within a year: 0.1 times cover.
- No employees reported for the latest year (directors are often not counted as employees).
- Balance sheets on record for 5 years, 2021 to 2025.
Net assets by year
| Year end | Net assets | Cash | Current assets | Owed within a year | Employees |
|---|---|---|---|---|---|
| 31 Dec 2025 | £16K | £12K | £155K | 0 | |
| 31 Dec 2024 | £26K | £3,986 | £154K | 0 | |
| 31 Dec 2023 | £23K | £2,756 | £151K | 0 | |
| 31 Dec 2022 | £26K | £6,245 | £143K | 0 | |
| 31 Dec 2021 | £11K | £738 | £128K | 0 |
Where Seagull Developers Ltd is registered
The registered office is in Milton Keynes (MK8), in the Milton Keynes local authority area, South East. Show MK8 8LP on a map.
Other trade companies in MK8
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Also registered at this address
1 other company uses the same registered office as Seagull Developers Ltd.
- Cubic Design and Engineering LtdCivil engineering
What happens if Seagull Developers 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 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
- 13076245
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 10 December 2020 (5 years ago)
- Registered office
- 17 Calewen, Two Mile Ash, Milton Keynes, Buckinghamshire, MK8 8LP
- Nature of business
- Development of building projects (SIC 41100)
Buying and selling of own real estate (SIC 68100) - Year end
- 31 December (accounting reference date)
- Accounts type
- Micro-entity
- Last accounts made up to
- 31 December 2024
- Last confirmation statement
- 2 April 2026
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 Milton Keynes
Other active property development companies registered in Milton Keynes.
- Secklow Asset Management Limited2014
- Senna Developments MK Ltd2024
- Sharp Building Ltd2018
- Shayler & Bros Brickwork Limited2025
- Siju Limited2005
- Silverlake Investments London Ltd2022
- Slice of Skye Ltd2025
- Smart Build Homes Limited2019
All property development companies in Milton Keynes · All trades in Milton Keynes · Property developers across the UK
Frequently asked questions
When are Seagull Developers Ltd's accounts due?
Seagull Developers Ltd's next accounts are due at Companies House by 31 December 2026 (in 80 days), covering the period to 31 March 2026.
When is Seagull Developers Ltd'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 December 2025, due by 31 December 2026, and one for the period to 31 March 2026, due by 31 March 2027. Corporation tax is payable 9 months and 1 day after the end of each.
Is Seagull Developers Ltd still trading?
Seagull Developers 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 Seagull Developers Ltd do?
Seagull Developers Ltd is registered under Development of building projects (SIC 41100); Buying and selling of own real estate (SIC 68100).
How old is Seagull Developers Ltd?
Seagull Developers Ltd was incorporated on 10 December 2020, 5 years ago.
What is the penalty if Seagull Developers 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 Seagull Developers 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.