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  4. STS Inc. Ltd

STS Inc. Ltd

ActiveMicro-entity accountsProperty developersLondon
Company number
13495007
Incorporated
5 Jul 20215 years trading
Registered office
24 Osborn Street, London, E1 6TD
Nature of business
Development of building projects; Construction of commercial buildings; Construction of domestic buildings; Other service activities n.e.c.
Accounts due in
200 days
30 Apr 2027
Net assets
-£7,055▼
-51.6% on the year before
Employees
1
Average during the year
From the Companies House register, 1 Oct 2026

STS Inc. Ltd is a 5-year-old private limited company registered in London, company number 13495007, one of 14,100 property development companies in London. Its next accounts are due at Companies House on 30 April 2027, and the CT600 for the period to 31 July 2026 is due at HMRC on 31 July 2027.

Key dates

Worked out from the year end and filing history on the Companies House register.

Accounts due
30 Apr 2027
in 200 days
For the period to 31 Jul 2026
CT600 due
31 Jul 2027
in 292 days
Period 1 Aug 2025 to 31 Jul 2026
Corporation tax payment
1 May 2027
in 201 days
9 months and 1 day after the period end
Confirmation statement
18 Jul 2027
in 279 days
Last made up to 4 Jul 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 £2,402 (-51.6%) on the year before, to -£7,055.
  • Net assets rose in 0 of 3 year-on-year comparisons on record.
  • Current assets of £2,190 against £9,245 owed within a year: 0.2 times cover.
  • 1 employee on average during the year.
  • Balance sheets on record for 4 years, 2022 to 2025.

Net assets by year

Net assets at each year end, 2022 to 2025-£5,000£031 July 2022: net assets £4,091£4,091202231 July 2023: net assets £155£155202331 July 2024: net assets -£4,653-£4,653202431 July 2025: net assets -£7,055-£7,0552025
Net assets at each year end, 2022 to 2025-£5,000£031 July 2022: net assets £4,091£4,091202231 July 2023: net assets £155£155202331 July 2024: net assets -£4,653-£4,653202431 July 2025: net assets -£7,055-£7,0552025
Year endNet assetsCashCurrent assetsOwed within a yearEmployees
31 Jul 2025-£7,055£2,190£9,2451
31 Jul 2024-£4,653£405£1,301£5,9541
31 Jul 2023£155£1,055£9000
31 Jul 2022£4,091£4,741£6501

Where STS Inc. Ltd is registered

STS Inc. Ltd's registered office on a map of the UK

The registered office is in London (E1), in the Tower Hamlets local authority area, London. Show E1 6TD on a map.

Other trade companies in E1

What happens if STS Inc. 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 April 2027.

Companies HouseAccounts deliveredPenalty
Up to 1 month late1 May 2027 to 31 May 2027£150
1 to 3 months late1 Jun 2027 to 31 Jul 2027£375
3 to 6 months late1 Aug 2027 to 31 Oct 2027£750
More than 6 months lateFrom 1 Nov 2027£1,500

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

HMRC (CT600)FromPenalty
1 day late1 Aug 2027£200
3 months late31 Oct 2027another £200
6 months late31 Jan 2028HMRC estimates the tax and adds 10% of the unpaid tax
12 months late31 Jul 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
13495007
Status
Active
Company type
Private limited company
Incorporated
5 July 2021 (5 years ago)
Registered office
24 Osborn Street, London, E1 6TD
Nature of business
Development of building projects (SIC 41100)
Construction of commercial buildings (SIC 41201)
Construction of domestic buildings (SIC 41202)
Other service activities n.e.c. (SIC 96090)
Year end
31 July (accounting reference date)
Accounts type
Micro-entity
Last accounts made up to
31 July 2025
Last confirmation statement
4 July 2026

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 London

Other active property development companies registered in London.

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

Frequently asked questions

When are STS Inc. Ltd's accounts due?

STS Inc. Ltd's next accounts are due at Companies House by 30 April 2027 (in 200 days), covering the period to 31 July 2026.

When is STS Inc. Ltd's CT600 due?

The CT600 for the period to 31 July 2026 is due at HMRC by 31 July 2027, 12 months after the period end. The corporation tax itself is payable earlier, by 1 May 2027.

Is STS Inc. Ltd still trading?

STS Inc. 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 STS Inc. Ltd do?

STS Inc. Ltd is registered under Development of building projects (SIC 41100); Construction of commercial buildings (SIC 41201); Construction of domestic buildings (SIC 41202); Other service activities n.e.c. (SIC 96090).

How old is STS Inc. Ltd?

STS Inc. Ltd was incorporated on 5 July 2021, 5 years ago.

What is the penalty if STS Inc. 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 STS Inc. Ltd 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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