- Companies
- Specialist contractors
- Portsmouth
- Harford & Sons Ltd
Harford & Sons Ltd
- Company number
- 15966486
- Incorporated
- 19 Sep 20242 years trading
- Registered office
- 49 Hayling Avenue, Portsmouth, PO3 6DT
- Nature of business
- Other specialised construction activities n.e.c.
Harford & Sons Ltd is a 2-year-old private limited company registered in Portsmouth, company number 15966486, one of 193 specialist construction companies in Portsmouth. 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.
Is this your company?
File the accounts to Companies House and the CT600 to HMRC yourself with A.X.E.L Filing. One set of questions, both filings, £49 flat. No accountant, no subscription.
File for Harford & Sons LtdOr get a reminder before each deadline
Free. We email you 60, 30, 14, 7 and 1 days before the accounts, CT600 and confirmation statement are due. Unsubscribe in one click.
Financial snapshot, 2025
From the balance sheet at 30 September 2025, as filed at Companies House.
Who runs and owns Harford & Sons Ltd
From the Companies House register. Individuals are shown by initials only; the full register is on Companies House.
Officer
| Name | Role | Appointed |
|---|---|---|
| S*** T*** | Director | Sep 2024 |
Person with significant control
Where Harford & Sons Ltd is registered
The registered office is in Portsmouth (PO3), in the Portsmouth local authority area, South East. Show PO3 6DT on a map.
Other trade companies in PO3
- GJM Construction LtdBuilders
- Al Fajar Building LimitedFinishing trades
- New Milton Decor LtdPainters and decorators
- Portsmouth Autos LtdMechanics and garages
- Henley Roofing Group LimitedInstallers
- I’M Covered 365 Ac LtdPlumbers and heating engineers
- Scope Bodyshop LtdMechanics and garages
- GP Technical LtdSpecialist contractors
What happens if Harford & Sons 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
- 15966486
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 19 September 2024 (2 years ago)
- Registered office
- 49 Hayling Avenue, Portsmouth, PO3 6DT
- Nature of business
- Other specialised construction activities n.e.c. (SIC 43999)
- Year end
- 30 September (accounting reference date)
- Accounts type
- Unaudited abridged
- Last accounts made up to
- 30 September 2025
- Last confirmation statement
- 18 September 2026
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 Portsmouth
Other active specialist construction companies registered in Portsmouth.
- HBBC Limited2019
- Henry Thomas Technical Ltd2020
- Hilton Construction Services Ltd2017
- Home Preservation Limited2021
- Horizon Struktura Ltd2025
- HSBM Facilities Management Ltd2021
- HTH Group Ltd2026
- Igf (Southern) Ltd2024
All specialist construction companies in Portsmouth · All trades in Portsmouth · Specialist contractors across the UK
Frequently asked questions
When are Harford & Sons Ltd's accounts due?
Harford & Sons Ltd's next accounts are due at Companies House by 30 June 2027 (in 259 days), covering the period to 30 September 2026.
When is Harford & Sons 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 Harford & Sons Ltd still trading?
Harford & Sons 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 Harford & Sons Ltd do?
Harford & Sons Ltd is registered under Other specialised construction activities n.e.c. (SIC 43999).
How old is Harford & Sons Ltd?
Harford & Sons Ltd was incorporated on 19 September 2024, 2 years ago.
Who runs Harford & Sons Ltd?
Harford & Sons Ltd has 1 active director, the longest-serving appointed in Sep 2024. Their names and service addresses are on the Companies House register.
Who owns Harford & Sons Ltd?
One person or company has significant control of Harford & Sons Ltd: an individual (owns 75% or more of the shares).
What is the penalty if Harford & Sons 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 Harford & Sons 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.