- Companies
- Specialist contractors
- Newhaven
- GDC Building Services Ltd
GDC Building Services Ltd
- Company number
- 05571145
- Incorporated
- 22 Sep 200521 years trading
- Registered office
- Office 4, Cavendish House, New Road, Newhaven, East Sussex, BN9 0EH
- Nature of business
- Other specialised construction activities n.e.c.
GDC Building Services Ltd is a 21-year-old private limited company registered in Newhaven, company number 05571145, one of 9 specialist construction companies in Newhaven. 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 £107K (-7.5%) on the year before, to £1.3M.
- Net assets rose in 5 of 9 year-on-year comparisons on record.
- Current assets of £1.8M against £627K owed within a year: 2.8 times cover.
- 22 employees on average, down from 23 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 |
|---|---|---|---|---|---|
| 30 Sep 2025 | £1.3M | £1.1M | £1.8M | £627K | 22 |
| 30 Sep 2024 | £1.4M | £887K | £1.9M | £569K | 23 |
| 30 Sep 2023 | £1.7M | £1.5M | £2.5M | £862K | 20 |
| 30 Sep 2022 | £1.6M | £1.5M | £2.3M | £846K | 21 |
| 30 Sep 2021 | £1M | £932K | £1.4M | £446K | 20 |
| 30 Sep 2020 | £606K | £589K | £1.1M | £478K | 27 |
| 30 Sep 2019 | £643K | £404K | £855K | £251K | 27 |
| 30 Sep 2018 | £832K | £495K | £1.2M | £411K | |
| 30 Sep 2017 | £828K | £424K | £1.3M | £506K | |
| 30 Sep 2016 | £646K | £550K | £1.1M | £508K |
Public contracts won
GDC Building Services Ltd has 3 public sector contract awards on record; the ones with their own published value total £385K, from 2022 to 2023. Source: Contracts Finder and Find a Tender award notices.
Awards by year
Main buyers
- Goldsmiths' College2 awards
- Kent County Council1 award
| Buyer | Contract | Value | Awarded |
|---|---|---|---|
| Kent County Council | KCC21212 - Sheppey Gateway - VRF Heat recovery AC System | £128K | 3 Mar 2023 |
| Goldsmiths' College | Tiling for Loring Hall Residences | £46K | 12 Aug 2022 |
| Goldsmiths' College | Loring Hall Kitchen Replacement | £211K | 27 Jul 2022 |
Where GDC Building Services Ltd is registered
The registered office is in Newhaven (BN9), in the Lewes local authority area, South East. Show BN9 0EH on a map.
Other trade companies in BN9
- Lochwood Joinery and Construction LtdBuilders
- Motorcircle LtdMotor traders
- T.D Multi-Trade and Bathroom Specialists LtdPlumbers and heating engineers
- Jamie Sullivan Groundworks & Paving LimitedCivil engineering
- R Giggs Electrical LtdElectricians
- Group 333 LimitedSpecialist contractors
- Rockhopper Developments LtdInstallers
- Agm Hrisbuild LtdPainters and decorators
Shared registered office
33 companies on our pages use this registered office address. An address shared this widely is usually an accountant's office or a company formation agent's service address, not where the business trades from.
What happens if GDC 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 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
- 05571145
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 22 September 2005 (21 years ago)
- Registered office
- Office 4, Cavendish House, New Road, Newhaven, East Sussex, BN9 0EH
- Nature of business
- Other specialised construction activities n.e.c. (SIC 43999)
- Year end
- 30 September (accounting reference date)
- Accounts type
- Total exemption (full)
- Last accounts made up to
- 30 September 2025
- Last confirmation statement
- 22 September 2026
- Previous names
- GDC Mechanical Building Services Limited (until 28 Sep 2011)
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 Newhaven
Other active specialist construction companies registered in Newhaven.
- Group 333 Limited2026
- Olliver Services Limited2016
- P&M Brickwork Ltd2014
- RNC Refurbishment Limited2008
- Sussex Driveways (Paving) Limited1996
- Bishopstone Property Maintenance Limited2025
- Donfily Dry Lining Ltd2012
- Elite Industries Ltd2011
All specialist construction companies in Newhaven · All trades in Newhaven · Specialist contractors across the UK
Frequently asked questions
When are GDC Building Services Ltd's accounts due?
GDC Building Services Ltd's next accounts are due at Companies House by 30 June 2027 (in 260 days), covering the period to 30 September 2026.
When is GDC Building Services 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 GDC Building Services Ltd still trading?
GDC 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 GDC Building Services Ltd do?
GDC Building Services Ltd is registered under Other specialised construction activities n.e.c. (SIC 43999).
How old is GDC Building Services Ltd?
GDC Building Services Ltd was incorporated on 22 September 2005, 21 years ago.
Has GDC Building Services Ltd won public sector contracts?
Yes. GDC Building Services Ltd has 3 contract awards from public bodies on Contracts Finder and Find a Tender (those with their own published value total £385K), most recently from Kent County Council.
What is the penalty if GDC 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 GDC 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.