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  4. S J Marsh and Sons Building Limited

S J Marsh and Sons Building Limited

ActiveTotal exemption (full) accountsProperty developersCambridge
Company number
04634205
Incorporated
13 Jan 200323 years trading
Registered office
Meadow View Industrial Estate, Unit 27 Reach Road, Burwell, Cambridge, Cambridgeshire, CB25 0GH
Nature of business
Development of building projects
Accounts due in
260 days
30 Jun 2027
Net assets
£736K▼
-2.5% on the year before
Cash at bank
£380K▼
At 30 Sep 2025
Employees
4
Average during the year
From the Companies House register, 1 Oct 2026

S J Marsh and Sons Building Limited is a 23-year-old private limited company registered in Cambridge, company number 04634205, one of 335 property development companies 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.

Accounts due
30 Jun 2027
in 260 days
For the period to 30 Sep 2026
CT600 due
30 Sep 2027
in 352 days
Period 1 Oct 2025 to 30 Sep 2026
Corporation tax payment
1 Jul 2027
in 261 days
9 months and 1 day after the period end
Confirmation statement
9 May 2027
in 208 days
Last made up to 25 Apr 2026

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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 £19K (-2.5%) on the year before, to £736K.
  • Net assets rose in 8 of 9 year-on-year comparisons on record.
  • Current assets of £825K against £119K owed within a year: 6.9 times cover.
  • 4 employees on average during the year.
  • Balance sheets on record for 10 years, 2016 to 2025.

Net assets by year

Net assets at each year end, 2016 to 2025£0£500K30 September 2016: net assets £193K£193K201630 September 2017: net assets £261K£261K201730 September 2018: net assets £323K£323K201830 September 2019: net assets £340K£340K201930 September 2020: net assets £391K£391K202030 September 2021: net assets £535K£535K202130 September 2022: net assets £600K£600K202230 September 2023: net assets £645K£645K202330 September 2024: net assets £755K£755K202430 September 2025: net assets £736K£736K2025
Net assets at each year end, 2016 to 2025£0£500K30 September 2016: net assets £193K£193K'1630 September 2017: net assets £261K£261K'1730 September 2018: net assets £323K£323K'1830 September 2019: net assets £340K£340K'1930 September 2020: net assets £391K£391K'2030 September 2021: net assets £535K£535K'2130 September 2022: net assets £600K£600K'2230 September 2023: net assets £645K£645K'2330 September 2024: net assets £755K£755K'2430 September 2025: net assets £736K£736K'25
Year endNet assetsCashCurrent assetsOwed within a yearEmployees
30 Sep 2025£736K£380K£825K£119K4
30 Sep 2024£755K£703K£872K£158K4
30 Sep 2023£645K£466K£650K£184K3
30 Sep 2022£600K£316K£522K£102K3
30 Sep 2021£535K£315K£438K£91K3
30 Sep 2020£391K£308K£355K£15K3
30 Sep 2019£340K£225K£225K£83K3
30 Sep 2018£323K£492K£492K£193K
30 Sep 2017£261K£359K£360K£120K
30 Sep 2016£193K£237K£238K£64K

Where S J Marsh and Sons Building Limited is registered

S J Marsh and Sons Building Limited's registered office on a map of the UK

The registered office is in Cambridge (CB25), in the East Cambridgeshire local authority area, East of England. Show CB25 0GH on a map.

Other trade companies in CB25

Also registered at this address

1 other company uses the same registered office as S J Marsh and Sons Building Limited.

What happens if S J Marsh and Sons Building 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 HouseAccounts deliveredPenalty
Up to 1 month late1 Jul 2027 to 31 Jul 2027£150
1 to 3 months late1 Aug 2027 to 30 Sep 2027£375
3 to 6 months late1 Oct 2027 to 31 Dec 2027£750
More than 6 months lateFrom 1 Jan 2028£1,500

Penalties double if the accounts were also late the year before.

HMRC (CT600)FromPenalty
1 day late1 Oct 2027£200
3 months late30 Dec 2027another £200
6 months late30 Mar 2028HMRC estimates the tax and adds 10% of the unpaid tax
12 months late30 Sep 2028another 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
04634205
Status
Active
Company type
Private limited company
Incorporated
13 January 2003 (23 years ago)
Registered office
Meadow View Industrial Estate, Unit 27 Reach Road, Burwell, Cambridge, Cambridgeshire, CB25 0GH
Nature of business
Development of building projects (SIC 41100)
Year end
30 September (accounting reference date)
Accounts type
Total exemption (full)
Last accounts made up to
30 September 2025
Last confirmation statement
25 April 2026
Previous names
S J Marsh Building & Roofing Limited (until 20 Apr 2017)

Filing notes for property development companies

Many property development companies are single-project vehicles. Stock of land and buildings sits on the balance sheet as work in progress until sale, and a company that has finished its project may become dormant rather than close.

Similar companies in Cambridge

Other active property development companies registered in Cambridge.

All property development companies in Cambridge · All trades in Cambridge · Property developers across the UK

Frequently asked questions

When are S J Marsh and Sons Building Limited's accounts due?

S J Marsh and Sons Building Limited's next accounts are due at Companies House by 30 June 2027 (in 260 days), covering the period to 30 September 2026.

When is S J Marsh and Sons Building 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 S J Marsh and Sons Building Limited still trading?

S J Marsh and Sons Building 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 S J Marsh and Sons Building Limited do?

S J Marsh and Sons Building Limited is registered under Development of building projects (SIC 41100).

How old is S J Marsh and Sons Building Limited?

S J Marsh and Sons Building Limited was incorporated on 13 January 2003, 23 years ago.

What is the penalty if S J Marsh and Sons Building 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 S J Marsh and Sons Building Limited on Companies House for filed documents, officers and the full history.

Report an error on this page

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.

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