- Company number
- 09998203
- Incorporated
- 10 Feb 201610 years trading
- Registered office
- 38 the Fairway,, Northwood, Middlesex,, HA6 3DY
- Nature of business
- Construction of commercial buildings
Sergio A Fernandes Building Services Ltd is a 10-year-old private limited company registered in Northwood, company number 09998203, one of 54 building contractors in Northwood. Its next accounts are due at Companies House on 30 November 2026, and the CT600 for the period to 28 February 2026 is due at HMRC on 28 February 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 £70K (-27.2%) on the year before, to £187K.
- Net assets rose in 3 of 8 year-on-year comparisons on record.
- Current assets of £257K against £71K owed within a year: 3.6 times cover.
- 3 employees on average during the year.
- Balance sheets on record for 9 years, 2017 to 2025.
Net assets by year
| Year end | Net assets | Cash | Current assets | Owed within a year | Employees |
|---|---|---|---|---|---|
| 28 Feb 2025 | £187K | £257K | £71K | 3 | |
| 29 Feb 2024 | £257K | £296K | £41K | 3 | |
| 28 Feb 2023 | £257K | £296K | £41K | 2 | |
| 28 Feb 2022 | £327K | £442K | £141K | 2 | |
| 28 Feb 2021 | £327K | £442K | £141K | 2 | |
| 29 Feb 2020 | £126K | £196K | £109K | 2 | |
| 28 Feb 2019 | £7,767 | £24K | £63K | ||
| 28 Feb 2018 | £1 | ||||
| 28 Feb 2017 | £1 |
Where Sergio A Fernandes Building Services Ltd is registered
The registered office is in Northwood (HA6), in the Three Rivers local authority area, East of England. Show HA6 3DY on a map.
Other trade companies in HA6
- Alexastef LimitedBuilders
- Brill (Rural Property) LimitedProperty developers
- Roblar LimitedBuilders
- Compare My Cleaning Quotes LtdCleaning companies
- Cheshire Developments Group LtdProperty developers
- Elite London Cleaning LtdCleaning companies
- Melylar Render LtdBuilders
- Avidity Air Conditioning LtdPlumbers and heating engineers
Also registered at this address
1 other company uses the same registered office as Sergio A Fernandes Building Services Ltd.
- C C Gardens LimitedLandscapers and gardeners
What happens if Sergio A Fernandes Building Services 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 November 2026.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 1 Dec 2026 to 31 Dec 2026 | £150 |
| 1 to 3 months late | 1 Jan 2027 to 28 Feb 2027 | £375 |
| 3 to 6 months late | 1 Mar 2027 to 31 May 2027 | £750 |
| More than 6 months late | From 1 Jun 2027 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Mar 2027 | £200 |
| 3 months late | 28 May 2027 | another £200 |
| 6 months late | 28 Aug 2027 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 28 Feb 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
- 09998203
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 10 February 2016 (10 years ago)
- Registered office
- 38 the Fairway,, Northwood, Middlesex,, HA6 3DY
- Nature of business
- Construction of commercial buildings (SIC 41201)
- Year end
- 29 February (accounting reference date)
- Accounts type
- Micro-entity
- Last accounts made up to
- 28 February 2025
- Last confirmation statement
- 9 February 2026
- Previous names
- S A Fernandes Ltd (until 26 Apr 2018)
Filing notes for building contractors
Building companies often run the Construction Industry Scheme as a contractor, a subcontractor or both. CIS deductions suffered during the year are set against the PAYE bill, and any unrecovered balance at the year end matters when the accounts are drawn up.
Similar companies in Northwood
Other active building contractors registered in Northwood.
- Sparkle Work Developers Ltd2025
- Thakkar Specialist Services Ltd2011
- Tru Design and Build Ltd2016
- Urbanframe Developments Ltd2025
- Vba Construction Limited2015
- Wildacre Woods Ltd2022
- Zianconstruct Ltd2016
- 4S Construction Limited2005
All building contractors in Northwood · All trades in Northwood · Builders across the UK
Frequently asked questions
When are Sergio A Fernandes Building Services Ltd's accounts due?
Sergio A Fernandes Building Services Ltd's next accounts are due at Companies House by 30 November 2026 (in 48 days), covering the period to 28 February 2026.
When is Sergio A Fernandes Building Services Ltd's CT600 due?
The CT600 for the period to 28 February 2026 is due at HMRC by 28 February 2027, 12 months after the period end. The corporation tax itself is payable earlier, by 1 December 2026.
Is Sergio A Fernandes Building Services Ltd still trading?
Sergio A Fernandes Building Services 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 Sergio A Fernandes Building Services Ltd do?
Sergio A Fernandes Building Services Ltd is registered under Construction of commercial buildings (SIC 41201).
How old is Sergio A Fernandes Building Services Ltd?
Sergio A Fernandes Building Services Ltd was incorporated on 10 February 2016, 10 years ago.
What is the penalty if Sergio A Fernandes Building Services 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 Sergio A Fernandes Building Services 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.