- Companies
- Installers
- Sutton
- Synergy Group Developments Ltd
Synergy Group Developments Ltd
- Company number
- 11504312
- Incorporated
- 7 Aug 20188 years trading
- Registered office
- 17 Station Road, Sutton, SM2 6BX
- Nature of business
- Other construction installation; Other building completion and finishing; Roofing activities
Synergy Group Developments Ltd is a 8-year-old private limited company registered in Sutton, company number 11504312, one of 49 installation companies (insulation, lifts, shutters and similar) in Sutton. Its next accounts are due at Companies House on 30 June 2027, and the CT600 for the period to 30 September 2026 is due at HMRC on 30 September 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 £74K (-37.2%) on the year before, to -£274K.
- Net assets rose in 1 of 6 year-on-year comparisons on record.
- Current assets of £581K against £854K owed within a year: 0.7 times cover.
- No employees reported for the latest year (directors are often not counted as employees).
- Balance sheets on record for 7 years, 2019 to 2025.
Net assets by year
| Year end | Net assets | Cash | Current assets | Owed within a year | Employees |
|---|---|---|---|---|---|
| 30 Sep 2025 | -£274K | £37 | £581K | £854K | 0 |
| 30 Sep 2024 | -£200K | £57K | £437K | £636K | 0 |
| 30 Sep 2023 | -£54K | £302 | £526K | £580K | 0 |
| 30 Sep 2022 | £5,443 | £1,164 | £231K | £226K | 2 |
| 30 Sep 2021 | -£35K | £4,838 | £162K | £198K | 4 |
| 30 Sep 2020 | -£7,448 | £7,448 | 3 | ||
| 31 Aug 2019 | £100 | 0 |
Where Synergy Group Developments Ltd is registered
The registered office is in Sutton (SM2), in the Sutton local authority area, London. Show SM2 6BX on a map.
Other trade companies in SM2
- Stent Projects London LtdBuilders
- Ry Rigging Services LtdInstallers
- JP Plumbing, Heating & Drainage Solutions LtdPlumbers and heating engineers
- MR & Sons Roofing & Building LtdBuilders
- Velora Facilities LimitedCleaning companies
- Sparkle Shark LtdCleaning companies
- GL Building Solutions LtdBuilders
- Bespoke Air Design and Installation LimitedPlumbers and heating engineers
Also registered at this address
4 other companies use the same registered office as Synergy Group Developments Ltd.
- Advanced Renewable Energies LimitedElectricians
- In-Vent Environmental Services LimitedSpecialist contractors
- Maintained Building Services LimitedSpecialist contractors
- Vulcan Building Services LimitedSpecialist contractors
What happens if Synergy Group Developments 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 30 June 2027.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 1 Jul 2027 to 31 Jul 2027 | £150 |
| 1 to 3 months late | 1 Aug 2027 to 30 Sep 2027 | £375 |
| 3 to 6 months late | 1 Oct 2027 to 31 Dec 2027 | £750 |
| More than 6 months late | From 1 Jan 2028 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Oct 2027 | £200 |
| 3 months late | 30 Dec 2027 | another £200 |
| 6 months late | 30 Mar 2028 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 30 Sep 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
- 11504312
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 7 August 2018 (8 years ago)
- Registered office
- 17 Station Road, Sutton, SM2 6BX
- Nature of business
- Other construction installation (SIC 43290)
Other building completion and finishing (SIC 43390)
Roofing activities (SIC 43910) - Year end
- 30 September (accounting reference date)
- Accounts type
- Total exemption (full)
- Last accounts made up to
- 30 September 2025
- Last confirmation statement
- 29 June 2026
- Previous names
- Hilow Contracts Limited (until 2 Aug 2024)
Hilow Project Management Limited (until 20 Apr 2020)
Filing notes for installation companies (insulation, lifts, shutters and similar)
Installation companies (insulation, lifts, shutters, solar and similar) often buy stock and equipment up front, so stock at the year end and capital allowances both affect the tax bill.
Similar companies in Sutton
Other active installation companies (insulation, lifts, shutters and similar) registered in Sutton.
- Tower Vent Services Ltd2023
- Universal S Lift Ltd2020
- Ur Steel Fixing Limited2025
- Yur Group Ltd2025
- 1A Ideal Locksmiths Limited2007
- 222 Contracts Ltd2014
- Aem Site Services Limited2026
- Afonin Services Ltd2026
All installation companies (insulation, lifts, shutters and similar) in Sutton · All trades in Sutton · Installers across the UK
Frequently asked questions
When are Synergy Group Developments Ltd's accounts due?
Synergy Group Developments Ltd's next accounts are due at Companies House by 30 June 2027 (in 261 days), covering the period to 30 September 2026.
When is Synergy Group Developments Ltd's CT600 due?
The CT600 for the period to 30 September 2026 is due at HMRC by 30 September 2027, 12 months after the period end. The corporation tax itself is payable earlier, by 1 July 2027.
Is Synergy Group Developments Ltd still trading?
Synergy Group Developments 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 Synergy Group Developments Ltd do?
Synergy Group Developments Ltd is registered under Other construction installation (SIC 43290); Other building completion and finishing (SIC 43390); Roofing activities (SIC 43910).
How old is Synergy Group Developments Ltd?
Synergy Group Developments Ltd was incorporated on 7 August 2018, 8 years ago.
What is the penalty if Synergy Group Developments 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 Synergy Group Developments 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.