- Company number
- 00654933
- Incorporated
- 1 Apr 196066 years trading
- Registered office
- 4 the Green, Poulshot, Devizes, Wiltshire, SN10 1RT
- Nature of business
- Construction of commercial buildings
Collett Bros. Limited is a 66-year-old private limited company registered in Devizes, company number 00654933, one of 17 building contractors in Devizes. Its next accounts are due at Companies House on 30 December 2026, and the CT600 for the period to 30 March 2026 is due at HMRC on 30 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 £6,405 (-44.2%) on the year before, to £8,074.
- Net assets rose in 0 of 9 year-on-year comparisons on record.
- Current assets of £5,968 against £4 owed within a year: more than 10 times cover.
- No employees reported for the latest year (directors are often not counted as employees).
- 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 Mar 2025 | £8,074 | £5,968 | £4 | 0 | |
| 31 Mar 2024 | £14K | £36K | £25K | 0 | |
| 31 Mar 2023 | £14K | £36K | £25K | 0 | |
| 31 Mar 2022 | £14K | £36K | £25K | 0 | |
| 31 Mar 2021 | £14K | £36K | £25K | 0 | |
| 31 Mar 2020 | £14K | £36K | £25K | 0 | |
| 31 Mar 2019 | £14K | £36K | £25K | ||
| 31 Mar 2018 | £14K | £36K | £25K | ||
| 31 Mar 2017 | £14K | £36K | £25K | ||
| 31 Mar 2016 | £14K | £36K | £36K | £25K |
Who runs and owns Collett Bros. Limited
From the Companies House register. Individuals are shown by initials only; the full register is on Companies House.
Officers (3)
| Name | Role | Appointed |
|---|---|---|
| G*** C*** | Director | Dec 1994 |
| L*** C*** | Director | Mar 1996 |
| L*** C*** | Secretary | Mar 1996 |
3 former officers
| Name | Role | Appointed | Left |
|---|---|---|---|
| D*** C*** | Secretary | Mar 1996 | |
| K*** C*** | Director | Jan 1995 | |
| W*** C*** | Director | Dec 1992 |
Person with significant control
Where Collett Bros. Limited is registered
The registered office is in Devizes (SN10), in the Wiltshire local authority area, South West. Show SN10 1RT on a map.
Other trade companies in SN10
- Ku Electrical LtdElectricians
- JRC Agricultural LtdMachinery repair and installation
- TLS (Oxshott2) LimitedProperty developers
- Volteva LimitedSpecialist contractors
- Jo Repairs LimitedRepair services
- Estate Housekeeping LtdCleaning companies
- Enigma Electrical and Network Services LtdElectricians
- Pinnacle Renewables LtdPlumbers and heating engineers
What happens if Collett Bros. 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 30 December 2026.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 31 Dec 2026 to 30 Jan 2027 | £150 |
| 1 to 3 months late | 31 Jan 2027 to 30 Mar 2027 | £375 |
| 3 to 6 months late | 31 Mar 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 | 31 Mar 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 | 30 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
- 00654933
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 1 April 1960 (66 years ago)
- Registered office
- 4 the Green, Poulshot, Devizes, Wiltshire, SN10 1RT
- Nature of business
- Construction of commercial buildings (SIC 41201)
- Year end
- 30 March (accounting reference date)
- Accounts type
- Micro-entity
- Last accounts made up to
- 30 March 2025
- Last confirmation statement
- 31 December 2025
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 Devizes
Other active building contractors registered in Devizes.
- DC Services (Bristol) Limited2011
- Fernfoys Ltd2017
- Gaiger Homes Ltd2024
- Grajasam Ltd2024
- J T A Groundworks Limited2012
- K. Kingsbury Limited2002
- Steele Davis Limited1992
- Steve Rumens Bricklaying and Stonework Contractors Limited2017
All building contractors in Devizes · All trades in Devizes · Builders across the UK
Frequently asked questions
When are Collett Bros. Limited's accounts due?
Collett Bros. Limited's next accounts are due at Companies House by 30 December 2026 (in 78 days), covering the period to 30 March 2026.
When is Collett Bros. Limited's CT600 due?
The CT600 for the period to 30 March 2026 is due at HMRC by 30 March 2027, 12 months after the period end. The corporation tax itself is payable earlier, by 31 December 2026.
Is Collett Bros. Limited still trading?
Collett Bros. 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 Collett Bros. Limited do?
Collett Bros. Limited is registered under Construction of commercial buildings (SIC 41201).
How old is Collett Bros. Limited?
Collett Bros. Limited was incorporated on 1 April 1960, 66 years ago.
Who runs Collett Bros. Limited?
Collett Bros. Limited has 2 active directors, the longest-serving appointed in Dec 1994. Their names and service addresses are on the Companies House register.
Who owns Collett Bros. Limited?
One person or company has significant control of Collett Bros. Limited: Exors Of W.H. Collett (owns 75% or more of the shares).
What is the penalty if Collett Bros. 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 Collett Bros. 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.