- Companies
- Property developers
- Doncaster
- Synergy UK Developments Limited
Synergy UK Developments Limited
- Company number
- 09485867
- Incorporated
- 12 Mar 201511 years trading
- Registered office
- 83A Grange Avenue, Hatfield, Doncaster, DN7 6QP
- Nature of business
- Development of building projects
Synergy UK Developments Limited is a 11-year-old private limited company registered in Doncaster, company number 09485867, one of 323 property development companies in Doncaster. Its next accounts are due at Companies House on 30 December 2027, and the CT600 for the period to 30 March 2027 is due at HMRC on 30 March 2028.
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 £23K (-13.2%) on the year before, to £154K.
- Net assets rose in 2 of 9 year-on-year comparisons on record.
- Current assets of £168K against £45K owed within a year: 3.7 times cover.
- 1 employee on average during the year.
- Balance sheets on record for 10 years, 2017 to 2026.
Net assets by year
| Year end | Net assets | Cash | Current assets | Owed within a year | Employees |
|---|---|---|---|---|---|
| 30 Mar 2026 | £154K | £66K | £168K | £45K | 1 |
| 30 Mar 2025 | £178K | £134K | £236K | £44K | 1 |
| 30 Mar 2024 | £186K | £147K | £217K | £14K | 1 |
| 30 Mar 2023 | £221K | £544K | £576K | £335K | 1 |
| 30 Mar 2022 | £54K | £74K | £503K | £434K | 1 |
| 30 Mar 2021 | -£42K | £8,350 | £632K | £703K | 1 |
| 30 Mar 2020 | -£27K | £6,283 | £569K | £625K | 1 |
| 30 Mar 2019 | -£14K | £3,709 | £345K | £376K | |
| 30 Mar 2018 | -£2,785 | £258K | £262K | ||
| 30 Mar 2017 | -£1,241 | £265K | £266K |
Where Synergy UK Developments Limited is registered
The registered office is in Doncaster (DN7), in the Doncaster local authority area, Yorkshire and The Humber. Show DN7 6QP on a map.
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What happens if Synergy UK 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 30 December 2027.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 31 Dec 2027 to 30 Jan 2028 | £150 |
| 1 to 3 months late | 31 Jan 2028 to 30 Mar 2028 | £375 |
| 3 to 6 months late | 31 Mar 2028 to 30 Jun 2028 | £750 |
| More than 6 months late | From 1 Jul 2028 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 31 Mar 2028 | £200 |
| 3 months late | 30 Jun 2028 | another £200 |
| 6 months late | 30 Sep 2028 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 30 Mar 2029 | 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
- 09485867
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 12 March 2015 (11 years ago)
- Registered office
- 83A Grange Avenue, Hatfield, Doncaster, DN7 6QP
- Nature of business
- Development of building projects (SIC 41100)
- Year end
- 30 March (accounting reference date)
- Accounts type
- Total exemption (full)
- Last accounts made up to
- 30 March 2026
- Last confirmation statement
- 12 March 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 Doncaster
Other active property development companies registered in Doncaster.
- Tag Property Developments Limited2018
- Tait Investments Ltd2026
- Tapton House Development Limited2023
- Temorva Ltd2025
- The Flying Builder Limited2025
- Thompsons Property & Leisure Ltd2024
- Thompsons Property and Sales Ltd2025
- Thorne Joinery Services Ltd2017
All property development companies in Doncaster · All trades in Doncaster · Property developers across the UK
Frequently asked questions
When are Synergy UK Developments Limited's accounts due?
Synergy UK Developments Limited's next accounts are due at Companies House by 30 December 2027 (in 444 days), covering the period to 30 March 2027.
When is Synergy UK Developments Limited's CT600 due?
The CT600 for the period to 30 March 2027 is due at HMRC by 30 March 2028, 12 months after the period end. The corporation tax itself is payable earlier, by 31 December 2027.
Is Synergy UK Developments Limited still trading?
Synergy UK 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 Synergy UK Developments Limited do?
Synergy UK Developments Limited is registered under Development of building projects (SIC 41100).
How old is Synergy UK Developments Limited?
Synergy UK Developments Limited was incorporated on 12 March 2015, 11 years ago.
What is the penalty if Synergy UK 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 Synergy UK 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.