- Companies
- Specialist contractors
- Borehamwood
- Neptune Contract Services Limited
Neptune Contract Services Limited
- Company number
- 03347634
- Incorporated
- 8 Apr 199729 years trading
- Registered office
- Spitalfields House, Stirling Way, Borehamwood, Herts, WD6 2FX
- Nature of business
- Other specialised construction activities n.e.c.
Neptune Contract Services Limited is a 29-year-old private limited company registered in Borehamwood, company number 03347634, one of 84 specialist construction companies in Borehamwood. Its next accounts are due at Companies House on 31 March 2027, and the CT600 for the period to 30 June 2026 is due at HMRC on 30 June 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 £224 (-0%) on the year before, to £510K.
- Net assets rose in 2 of 9 year-on-year comparisons on record.
- Current assets of £684K against £395K owed within a year: 1.7 times cover.
- 9 employees on average during the year.
- 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 |
|---|---|---|---|---|---|
| 30 Jun 2025 | £510K | £396K | £684K | £395K | 9 |
| 30 Jun 2024 | £510K | £347K | £509K | £264K | 9 |
| 30 Jun 2023 | £597K | £203K | £416K | £134K | 9 |
| 30 Jun 2022 | £639K | £446K | £497K | £79K | 9 |
| 30 Jun 2021 | £1M | £723K | £1M | £242K | 9 |
| 30 Jun 2020 | £1M | £691K | £1.2M | £433K | 9 |
| 30 Jun 2019 | £585K | £242K | £574K | £226K | 9 |
| 30 Jun 2018 | £679K | £179K | £611K | £201K | 9 |
| 30 Jun 2017 | £564K | £136K | £497K | £211K | 9 |
| 30 Jun 2016 | £637K | £254K | £609K | £228K |
Where Neptune Contract Services Limited is registered
The registered office is in Borehamwood (WD6), in the Hertsmere local authority area, East of England. Show WD6 2FX on a map.
Other trade companies in WD6
- Blackstone Builders LtdBuilders
- Clements Hall (Contracts) LtdFloor and wall tilers
- P & P Roofing & Guttering LimitedProperty developers
- Stern Landscaping LtdLandscapers and gardeners
- Complete Paint & Decor LtdPainters and decorators
- 1ST Response Plumbing and Heating LimitedPlumbers and heating engineers
- Ideal Casa Construction LtdInstallers
- Gallop Construction LimitedBuilders
Also registered at this address
10 other companies use the same registered office as Neptune Contract Services Limited.
- Adam Lee Property Maintenance LtdFinishing trades
- Aerial Empire LtdSpecialist contractors
- Baumuster Agencies LtdMotor traders
- Bocca Consulting LtdSpecialist contractors
- Clarence Gate LtdProperty developers
- M. Long Haulage & Daughters LimitedGroundworks and demolition
- Montreaux Bromley Developments LimitedProperty developers
- Montreaux Luxe LimitedProperty developers
- Oak Glade Epsom LimitedProperty developers
- Tile-Hub LimitedFloor and wall tilers
What happens if Neptune Contract 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 31 March 2027.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 1 Apr 2027 to 30 Apr 2027 | £150 |
| 1 to 3 months late | 1 May 2027 to 30 Jun 2027 | £375 |
| 3 to 6 months late | 1 Jul 2027 to 30 Sep 2027 | £750 |
| More than 6 months late | From 1 Oct 2027 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Jul 2027 | £200 |
| 3 months late | 30 Sep 2027 | another £200 |
| 6 months late | 30 Dec 2027 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 30 Jun 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
- 03347634
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 8 April 1997 (29 years ago)
- Registered office
- Spitalfields House, Stirling Way, Borehamwood, Herts, WD6 2FX
- Nature of business
- Other specialised construction activities n.e.c. (SIC 43999)
- Year end
- 30 June (accounting reference date)
- Accounts type
- Total exemption (full)
- Last accounts made up to
- 30 June 2025
- Last confirmation statement
- 4 April 2026
- Charges (mortgages)
- 0 outstanding of 1 registered
Filing notes for specialist construction companies
Specialist contractors often work under CIS for main contractors. Retentions held back by the customer still count towards turnover once the work is done.
Similar companies in Borehamwood
Other active specialist construction companies registered in Borehamwood.
- Next Gen Golfer Limited2023
- Nextgen Rigging Limited2014
- Nia's Paving Ltd2024
- Orban Builders Ltd2017
- Padelking Ltd2025
- Patsy Construction Limited2024
- Property Maintenance Specialists Ltd2024
- Quickset Limited2004
All specialist construction companies in Borehamwood · All trades in Borehamwood · Specialist contractors across the UK
Frequently asked questions
When are Neptune Contract Services Limited's accounts due?
Neptune Contract Services Limited's next accounts are due at Companies House by 31 March 2027 (in 170 days), covering the period to 30 June 2026.
When is Neptune Contract Services Limited's CT600 due?
The CT600 for the period to 30 June 2026 is due at HMRC by 30 June 2027, 12 months after the period end. The corporation tax itself is payable earlier, by 1 April 2027.
Is Neptune Contract Services Limited still trading?
Neptune Contract 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 Neptune Contract Services Limited do?
Neptune Contract Services Limited is registered under Other specialised construction activities n.e.c. (SIC 43999).
How old is Neptune Contract Services Limited?
Neptune Contract Services Limited was incorporated on 8 April 1997, 29 years ago.
What is the penalty if Neptune Contract 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 Neptune Contract 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.