- Companies
- Builders
- Henley-on-Thames
- Shannon Construction Limited
Shannon Construction Limited
- Company number
- 02998008
- Incorporated
- 5 Dec 199431 years trading
- Registered office
- The Coach House, Greys Green Business Centre, Henley-on-Thames, Oxfordshire, RG9 4QG
- Nature of business
- Construction of commercial buildings; Demolition; Site preparation
Shannon Construction Limited is a 31-year-old private limited company registered in Henley-on-Thames, company number 02998008, one of 20 building contractors in Henley-on-Thames. Its next accounts are due at Companies House on 31 May 2027, and the CT600 for the period to 31 August 2026 is due at HMRC on 31 August 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 £107K (+6.8%) on the year before, to £1.7M.
- Net assets rose in 7 of 9 year-on-year comparisons on record.
- Current assets of £5.7M against £4.2M owed within a year: 1.4 times cover.
- 3 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 |
|---|---|---|---|---|---|
| 31 Aug 2025 | £1.7M | £1.1M | £5.7M | £4.2M | 3 |
| 31 Aug 2024 | £1.6M | £1.3M | £3.5M | £2M | 3 |
| 31 Aug 2023 | £1.5M | £1.3M | £2.9M | £1.5M | 3 |
| 31 Aug 2022 | £1.3M | £1.1M | £2.9M | £1.7M | 3 |
| 31 Aug 2021 | £1.1M | £608K | £2.8M | £1.7M | 8 |
| 31 Aug 2020 | £740K | £122K | £2M | £1.3M | 8 |
| 31 Aug 2019 | £716K | £300K | £1.8M | £1.2M | |
| 31 Aug 2018 | £700K | £201K | £1.9M | £1.4M | |
| 31 Aug 2017 | £717K | £258K | £2.3M | £1.8M | |
| 31 Aug 2016 | £720K | £913K | £2.2M |
Where Shannon Construction Limited is registered
The registered office is in Henley-on-Thames (RG9), in the South Oxfordshire local authority area, South East. Show RG9 4QG on a map.
Other trade companies in RG9
- Nevo Property LtdCivil engineering
- Elevated Homes LtdSpecialist contractors
- Thames Path LtdProperty developers
- Henley Hedges LtdLandscapers and gardeners
- Michael Long Services LtdPlumbers and heating engineers
- Berkshire Joinery LtdJoiners and carpenters
- CK Motor Engineers LimitedMechanics and garages
- Henley Friday LimitedProperty developers
Also registered at this address
13 other companies use the same registered office as Shannon Construction Limited.
- A. M. Gearboxes LtdMechanics and garages
- Blitzngrime LimitedCleaning companies
- Factek LtdFacilities management
- Giraffe Scaffolding (London) LtdScaffolders
- Impel Facilities Management LimitedFacilities management
- Marble Renovation LimitedSpecialist contractors
- Michael Long Services LtdPlumbers and heating engineers
- Myz London LtdProperty developers
- Shannon Demolition LimitedGroundworks and demolition
- Shannon Property Developments LimitedProperty developers
- Solar Civils LimitedCivil engineering
- Vaughan Fabrication Services LtdSpecialist contractors
- Wall Street Securities LimitedProperty developers
What happens if Shannon Construction 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 May 2027.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 1 Jun 2027 to 30 Jun 2027 | £150 |
| 1 to 3 months late | 1 Jul 2027 to 31 Aug 2027 | £375 |
| 3 to 6 months late | 1 Sep 2027 to 30 Nov 2027 | £750 |
| More than 6 months late | From 1 Dec 2027 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Sep 2027 | £200 |
| 3 months late | 30 Nov 2027 | another £200 |
| 6 months late | 29 Feb 2028 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 31 Aug 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
- 02998008
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 5 December 1994 (31 years ago)
- Registered office
- The Coach House, Greys Green Business Centre, Henley-on-Thames, Oxfordshire, RG9 4QG
- Nature of business
- Construction of commercial buildings (SIC 41201)
Demolition (SIC 43110)
Site preparation (SIC 43120) - Year end
- 31 August (accounting reference date)
- Accounts type
- Total exemption (full)
- Last accounts made up to
- 31 August 2025
- Last confirmation statement
- 5 December 2025
- Charges (mortgages)
- 1 outstanding of 1 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 in Henley-on-Thames
Other active building contractors registered in Henley-on-Thames.
- Simple Space Build Ltd2021
- Take 2 Av Ltd2026
- Tamesis Construction Limited2023
- W J Webb & Son Limited2008
- Whitecross Construction Ltd2023
- Acer Developments Ltd2025
- Adm Builders Ltd2017
- Artelevate Ltd2024
All building contractors in Henley-on-Thames · All trades in Henley-on-Thames · Builders across the UK
Frequently asked questions
When are Shannon Construction Limited's accounts due?
Shannon Construction Limited's next accounts are due at Companies House by 31 May 2027 (in 230 days), covering the period to 31 August 2026.
When is Shannon Construction Limited's CT600 due?
The CT600 for the period to 31 August 2026 is due at HMRC by 31 August 2027, 12 months after the period end. The corporation tax itself is payable earlier, by 1 June 2027.
Is Shannon Construction Limited still trading?
Shannon Construction 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 Shannon Construction Limited do?
Shannon Construction Limited is registered under Construction of commercial buildings (SIC 41201); Demolition (SIC 43110); Site preparation (SIC 43120).
How old is Shannon Construction Limited?
Shannon Construction Limited was incorporated on 5 December 1994, 31 years ago.
What is the penalty if Shannon Construction 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 Shannon Construction 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.