- Companies
- Civil engineering
- Poole
- JB Maritime Services Limited
JB Maritime Services Limited
- Company number
- 17013731
- Incorporated
- 4 Feb 2026
- Registered office
- 13 Beacon Park Road, Poole, BH16 5NZ
- Nature of business
- Construction of utility projects for electricity and telecommunications
JB Maritime Services Limited is a newly incorporated private limited company registered in Poole, company number 17013731, one of 38 civil engineering contractors in Poole. Its next accounts are due at Companies House on 4 November 2027, and its first CT600 is due at HMRC on 3 February 2028.
Key dates
This company has not filed accounts yet. First accounts are due 21 months after incorporation, and the first period can run longer than a year.
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Who runs and owns JB Maritime Services Limited
From the Companies House register. Individuals are shown by initials only; the full register is on Companies House.
Officers (2)
| Name | Role | Appointed |
|---|---|---|
| J*** B*** | Director | Feb 2026 |
| L*** B*** | Director | Feb 2026 |
People with significant control (2)
Where JB Maritime Services Limited is registered
The registered office is in Poole (BH16), in the Dorset local authority area, South West. Show BH16 5NZ on a map.
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What happens if JB Maritime 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 4 November 2027.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 5 Nov 2027 to 4 Dec 2027 | £150 |
| 1 to 3 months late | 5 Dec 2027 to 4 Feb 2028 | £375 |
| 3 to 6 months late | 5 Feb 2028 to 4 May 2028 | £750 |
| More than 6 months late | From 5 May 2028 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 29 Feb 2028 | £200 |
| 3 months late | 28 May 2028 | another £200 |
| 6 months late | 28 Aug 2028 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 28 Feb 2029 | 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
- 17013731
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 4 February 2026
- Registered office
- 13 Beacon Park Road, Poole, BH16 5NZ
- Nature of business
- Construction of utility projects for electricity and telecommunications (SIC 42220)
- Year end
- 28 February (accounting reference date)
- Accounts type
- No accounts filed yet
Filing notes for civil engineering contractors
Civil engineering contractors usually carry plant and machinery, so capital allowances (the annual investment allowance and the main pool) do much of the work in the corporation tax computation.
Similar companies in Poole
Other active civil engineering contractors registered in Poole.
- Jenkins Marine Ltd.1988
- JGB Dimensions Ltd2025
- Keystone Civil Engineering Ltd2016
- M P James (Construction) Limited2004
- Mark Way Construction Ltd2022
- Mont Civil Engineering Ltd2021
- MPS Building Ltd2006
- P & C Electrical Ltd2026
All civil engineering contractors in Poole · All trades in Poole · Civil engineering across the UK
Frequently asked questions
When are JB Maritime Services Limited's accounts due?
JB Maritime Services Limited's next accounts are due at Companies House by 4 November 2027 (in 387 days), covering the period to 28 February 2027.
When is JB Maritime Services Limited's CT600 due?
The first accounts cover more than 12 months, so there are two Company Tax Returns: one for the 12 months to 3 February 2027, due by 3 February 2028, and one for the period to 28 February 2027, due by 28 February 2028. Corporation tax is payable 9 months and 1 day after the end of each.
Is JB Maritime Services Limited still trading?
JB Maritime 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 JB Maritime Services Limited do?
JB Maritime Services Limited is registered under Construction of utility projects for electricity and telecommunications (SIC 42220).
How old is JB Maritime Services Limited?
JB Maritime Services Limited was incorporated on 4 February 2026, less than a year ago.
Who runs JB Maritime Services Limited?
JB Maritime Services Limited has 2 active directors, the longest-serving appointed in Feb 2026. Their names and service addresses are on the Companies House register.
Who owns JB Maritime Services Limited?
2 people or companies have significant control of JB Maritime Services Limited: an individual (owns 25% to 50% of the shares); an individual (owns 25% to 50% of the shares).
What is the penalty if JB Maritime 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 JB Maritime 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.