- Companies
- Property developers
- Marlow
- Synergy Computer Services Limited
Synergy Computer Services Limited
- Company number
- 03765049
- Incorporated
- 5 May 199927 years trading
- Registered office
- The Clock House, Station Approach, Marlow, Buckinghamshire, SL7 1NT
- Nature of business
- Development of building projects; Information technology consultancy activities
Synergy Computer Services Limited is a 27-year-old private limited company registered in Marlow, company number 03765049, one of 52 property development companies in Marlow. Its next accounts are due at Companies House on 28 February 2027, and the CT600 for the period to 31 May 2026 is due at HMRC on 31 May 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 up £73K (+5.2%) on the year before, to £1.5M.
- Net assets rose in 9 of 9 year-on-year comparisons on record.
- Current assets of £681K against £83K owed within a year: 8.2 times cover.
- 1 employee on average, down from 2 the year before.
- 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 May 2025 | £1.5M | £681K | £83K | 1 | |
| 31 May 2024 | £1.4M | £608K | £76K | 2 | |
| 31 May 2023 | £1.3M | £494K | £47K | 2 | |
| 31 May 2022 | £1.2M | £506K | £125K | 2 | |
| 31 May 2021 | £1M | £372K | £90K | 2 | |
| 31 May 2020 | £907K | £487K | £94K | 2 | |
| 31 May 2019 | £764K | £911K | £145K | 2 | |
| 31 May 2018 | £565K | £305K | £170K | 2 | |
| 31 May 2017 | £445K | £137K | £112K | ||
| 31 May 2016 | £384K | £89K | £153K | £133K |
Where Synergy Computer Services Limited is registered
The registered office is in Marlow (SL7), in the Buckinghamshire local authority area, South East. Show SL7 1NT on a map.
Other trade companies in SL7
- Seascot Consultancy LtdFinishing trades
- Cristo Estates LtdProperty developers
- Property Construction Specialists LtdBuilders
- Onyx Works LimitedFinishing trades
- NLR Strategic Land Co LimitedProperty developers
- Axis Commercial Projects LimitedBuilders
- Priority Callout Services LtdMachinery repair and installation
- Clayhill Constructions LtdBuilders
Also registered at this address
15 other companies use the same registered office as Synergy Computer Services Limited.
- Acumen Construction Services LimitedProperty developers
- Addicted to Clean LtdCleaning companies
- Ap Motors LimitedMotor traders
- Bakerpink Developments LtdBuilders
- Bloom Garden Services LimitedLandscapers and gardeners
- Bloom Tree Care LimitedLandscapers and gardeners
- Dance Building and Roofing LimitedBuilders
- Flatweave & Carpet LtdFloor and wall tilers
- L & M Spares LimitedMechanics and garages
- Lynch Cooper LimitedGlaziers
- MB Screed LimitedFinishing trades
- MKR Electrical Services LimitedElectricians
- Spectrum Associated Suppliers LimitedSpecialist contractors
- Spray Finishes LimitedPainters and decorators
- Willingcott Construction LimitedBuilders
What happens if Synergy Computer Services 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 28 February 2027.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 1 Mar 2027 to 31 Mar 2027 | £150 |
| 1 to 3 months late | 1 Apr 2027 to 31 May 2027 | £375 |
| 3 to 6 months late | 1 Jun 2027 to 31 Aug 2027 | £750 |
| More than 6 months late | From 1 Sep 2027 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Jun 2027 | £200 |
| 3 months late | 31 Aug 2027 | another £200 |
| 6 months late | 30 Nov 2027 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 31 May 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
- 03765049
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 5 May 1999 (27 years ago)
- Registered office
- The Clock House, Station Approach, Marlow, Buckinghamshire, SL7 1NT
- Nature of business
- Development of building projects (SIC 41100)
Information technology consultancy activities (SIC 62020) - Year end
- 31 May (accounting reference date)
- Accounts type
- Micro-entity
- Last accounts made up to
- 31 May 2025
- Last confirmation statement
- 7 November 2025
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 Marlow
Other active property development companies registered in Marlow.
- The Desired House Ltd2018
- The White Hart Inn (Hamstead Marshall) Limited2011
- Thomas Anthony Property Consultants Ltd1998
- Timson Building Services Ltd2023
- TLP (Developments) Ltd2019
- Vale Property Developments Limited1964
- WRJ Developments Ltd2023
- 52Weyside Road Ltd2024
All property development companies in Marlow · All trades in Marlow · Property developers across the UK
Frequently asked questions
When are Synergy Computer Services Limited's accounts due?
Synergy Computer Services Limited's next accounts are due at Companies House by 28 February 2027 (in 139 days), covering the period to 31 May 2026.
When is Synergy Computer Services Limited's CT600 due?
The CT600 for the period to 31 May 2026 is due at HMRC by 31 May 2027, 12 months after the period end. The corporation tax itself is payable earlier, by 1 March 2027.
Is Synergy Computer Services Limited still trading?
Synergy Computer Services 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 Computer Services Limited do?
Synergy Computer Services Limited is registered under Development of building projects (SIC 41100); Information technology consultancy activities (SIC 62020).
How old is Synergy Computer Services Limited?
Synergy Computer Services Limited was incorporated on 5 May 1999, 27 years ago.
What is the penalty if Synergy Computer Services 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 Computer Services 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.