Glyco Developments Limited
- Company number
- NI033756
- Incorporated
- 4 Mar 199828 years trading
- Registered office
- 22 Ballymacrea Road, Portrush, Co. Antrim, BT56 8NR
- Nature of business
- Construction of commercial buildings
Glyco Developments Limited is a 28-year-old private limited company registered in Portrush, company number NI033756, one of the UK's building contractors. Its next accounts are due at Companies House on 31 December 2026, and the CT600 for the period to 31 March 2026 is due at HMRC on 31 March 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 £125K (-44.7%) on the year before, to £155K.
- Net assets rose in 2 of 3 year-on-year comparisons on record.
- Current assets of £189K against £35K owed within a year: 5.5 times cover.
- 1 employee on average during the year.
- Balance sheets on record for 5 years, 2015 to 2025.
Net assets by year
| Year end | Net assets | Cash | Current assets | Owed within a year | Employees |
|---|---|---|---|---|---|
| 31 Mar 2025 | £155K | £670 | £189K | £35K | 1 |
| 31 Mar 2024 | £280K | £670 | £313K | £34K | 1 |
| 31 Mar 2023 | £278K | £670 | £310K | £33K | 1 |
| 31 Mar 2016 | £649K | £52K | £895K | £65K | |
| 31 Mar 2015 | £631K | £915K | £58K |
Where Glyco Developments Limited is registered
The registered office is in Portrush (BT56), in the Causeway Coast and Glens local authority area, Northern Ireland. Show BT56 8NR on a map.
Other trade companies in BT56
- Crinan LimitedBuilders
- Flat Cap Adventurers LtdMechanics and garages
- McGarry Motors LtdMotor traders
- Causeway Homes LimitedProperty developers
- Valorem Properties LimitedBuilders
- Houston Homes (NI) LimitedBuilders
- Amber Electrical Services (Ireland) LtdElectricians
- D&J Developers LimitedProperty developers
What happens if Glyco Developments 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 December 2026.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 1 Jan 2027 to 31 Jan 2027 | £150 |
| 1 to 3 months late | 1 Feb 2027 to 31 Mar 2027 | £375 |
| 3 to 6 months late | 1 Apr 2027 to 30 Jun 2027 | £750 |
| More than 6 months late | From 1 Jul 2027 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Apr 2027 | £200 |
| 3 months late | 30 Jun 2027 | another £200 |
| 6 months late | 30 Sep 2027 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 31 Mar 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
- NI033756
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 4 March 1998 (28 years ago)
- Registered office
- 22 Ballymacrea Road, Portrush, Co. Antrim, BT56 8NR
- Nature of business
- Construction of commercial buildings (SIC 41201)
- Year end
- 31 March (accounting reference date)
- Accounts type
- Total exemption (full)
- Last accounts made up to
- 31 March 2025
- Last confirmation statement
- 4 March 2026
- Charges (mortgages)
- 5 outstanding of 5 registered
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
Other active building contractors.
Frequently asked questions
When are Glyco Developments Limited's accounts due?
Glyco Developments Limited's next accounts are due at Companies House by 31 December 2026 (in 79 days), covering the period to 31 March 2026.
When is Glyco Developments Limited's CT600 due?
The CT600 for the period to 31 March 2026 is due at HMRC by 31 March 2027, 12 months after the period end. The corporation tax itself is payable earlier, by 1 January 2027.
Is Glyco Developments Limited still trading?
Glyco Developments 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 Glyco Developments Limited do?
Glyco Developments Limited is registered under Construction of commercial buildings (SIC 41201).
How old is Glyco Developments Limited?
Glyco Developments Limited was incorporated on 4 March 1998, 28 years ago.
What is the penalty if Glyco Developments 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 Glyco Developments 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.