- Companies
- Civil engineering
- Cambridge
- Simology Limited
Simology Limited
- Company number
- 15943349
- Incorporated
- 9 Sep 20242 years trading
- Registered office
- Future Business Centre Cambridge Campus, Kings Hedges Road, Cambridge, CB4 2HY
- Nature of business
- Construction of utility projects for electricity and telecommunications; Other software publishing; Wireless telecommunications activities; Business and domestic software development
Simology Limited is a 2-year-old private limited company registered in Cambridge, company number 15943349, one of 52 civil engineering contractors in Cambridge. 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.
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Financial snapshot, 2025
From the balance sheet at 30 September 2025, as filed at Companies House.
Where Simology Limited is registered
The registered office is in Cambridge (CB4), in the Cambridge local authority area, East of England. Show CB4 2HY on a map.
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Also registered at this address
1 other company uses the same registered office as Simology Limited.
- MWP Property and Design LimitedBuilders
What happens if Simology 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 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
- 15943349
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 9 September 2024 (2 years ago)
- Registered office
- Future Business Centre Cambridge Campus, Kings Hedges Road, Cambridge, CB4 2HY
- Nature of business
- Construction of utility projects for electricity and telecommunications (SIC 42220)
Other software publishing (SIC 58290)
Wireless telecommunications activities (SIC 61200)
Business and domestic software development (SIC 62012) - Year end
- 30 September (accounting reference date)
- Accounts type
- Micro-entity
- Last accounts made up to
- 30 September 2025
- Last confirmation statement
- 8 September 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 Cambridge
Other active civil engineering contractors registered in Cambridge.
- Site Support Services Limited2021
- Solidcare Infratech Ltd2023
- SPL Utilities Ltd2014
- Spooks Specialist Paving & Groundworks Ltd2014
- T J Garrett Ltd2015
- T Leneghan Construction Services Limited2016
- T R Surfacing Limited2019
- Tace Highways Limited2023
All civil engineering contractors in Cambridge · All trades in Cambridge · Civil engineering across the UK
Frequently asked questions
When are Simology Limited's accounts due?
Simology Limited's next accounts are due at Companies House by 30 June 2027 (in 261 days), covering the period to 30 September 2026.
When is Simology Limited'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 Simology Limited still trading?
Simology 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 Simology Limited do?
Simology Limited is registered under Construction of utility projects for electricity and telecommunications (SIC 42220); Other software publishing (SIC 58290); Wireless telecommunications activities (SIC 61200); Business and domestic software development (SIC 62012).
How old is Simology Limited?
Simology Limited was incorporated on 9 September 2024, 2 years ago.
What is the penalty if Simology 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 Simology 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.