- Companies
- Civil engineering
- Ashtead
- William Smith Consulting Limited
William Smith Consulting Limited
- Company number
- 09076701
- Incorporated
- 9 Jun 201412 years trading
- Registered office
- Brentwood, Dene Road, Ashtead, Surrey, KT21 1EB
- Nature of business
- Construction of roads and motorways
William Smith Consulting Limited is a 12-year-old private limited company registered in Ashtead, company number 09076701, one of the UK's civil engineering contractors. Its next accounts are due at Companies House on 31 March 2028, and the CT600 for the period to 30 June 2027 is due at HMRC on 30 June 2028.
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 William Smith Consulting LimitedOr 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.
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 £16K (+8.5%) on the year before, to £200K.
- Net assets rose in 6 of 9 year-on-year comparisons on record.
- Current assets of £236K against £36K owed within a year: 6.5 times cover.
- 2 employees on average during the year.
- Balance sheets on record for 10 years, 2017 to 2026.
Net assets by year
| Year end | Net assets | Cash | Current assets | Owed within a year | Employees |
|---|---|---|---|---|---|
| 30 Jun 2026 | £200K | £224K | £236K | £36K | 2 |
| 30 Jun 2025 | £184K | £191K | £217K | £33K | 2 |
| 30 Jun 2024 | £185K | £202K | £229K | £45K | 2 |
| 30 Jun 2023 | £167K | £180K | £203K | £38K | 2 |
| 30 Jun 2022 | £158K | £200K | £44K | 2 | |
| 30 Jun 2021 | £129K | £175K | £47K | 2 | |
| 30 Jun 2020 | £87K | £134K | £48K | 2 | |
| 30 Jun 2019 | £66K | £100K | £35K | ||
| 30 Jun 2018 | £68K | £99K | £32K | ||
| 30 Jun 2017 | £76K | £108K | £33K |
Where William Smith Consulting Limited is registered
The registered office is in Ashtead (KT21), in the Mole Valley local authority area, South East. Show KT21 1EB on a map.
Other trade companies in KT21
- Highline Roofing Services LtdBuilders
- Air & Comfort Group LimitedPlumbers and heating engineers
- Surreyspaces LtdBuilders
- Goldcrest Maintenance Services LtdBuilders
- Roundel Pipework LimitedPlumbers and heating engineers
- TJB Woodcraft LimitedJoiners and carpenters
- Fab Interiors LtdJoiners and carpenters
- SW Pulborough LtdBuilders
What happens if William Smith Consulting 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 March 2028.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 1 Apr 2028 to 30 Apr 2028 | £150 |
| 1 to 3 months late | 1 May 2028 to 30 Jun 2028 | £375 |
| 3 to 6 months late | 1 Jul 2028 to 30 Sep 2028 | £750 |
| More than 6 months late | From 1 Oct 2028 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Jul 2028 | £200 |
| 3 months late | 30 Sep 2028 | another £200 |
| 6 months late | 30 Dec 2028 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 30 Jun 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
- 09076701
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 9 June 2014 (12 years ago)
- Registered office
- Brentwood, Dene Road, Ashtead, Surrey, KT21 1EB
- Nature of business
- Construction of roads and motorways (SIC 42110)
- Year end
- 30 June (accounting reference date)
- Accounts type
- Unaudited abridged
- Last accounts made up to
- 30 June 2026
- Last confirmation statement
- 2 June 2026
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 Ashtead
Other active civil engineering contractors registered in Ashtead.
All civil engineering contractors in Ashtead · All trades in Ashtead · Civil engineering across the UK
Frequently asked questions
When are William Smith Consulting Limited's accounts due?
William Smith Consulting Limited's next accounts are due at Companies House by 31 March 2028 (in 535 days), covering the period to 30 June 2027.
When is William Smith Consulting Limited's CT600 due?
The CT600 for the period to 30 June 2027 is due at HMRC by 30 June 2028, 12 months after the period end. The corporation tax itself is payable earlier, by 1 April 2028.
Is William Smith Consulting Limited still trading?
William Smith Consulting 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 William Smith Consulting Limited do?
William Smith Consulting Limited is registered under Construction of roads and motorways (SIC 42110).
How old is William Smith Consulting Limited?
William Smith Consulting Limited was incorporated on 9 June 2014, 12 years ago.
What is the penalty if William Smith Consulting 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 William Smith Consulting 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.