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Tamesis Properties Limited

ActiveTotal exemption (full) accountsProperty developersHenley-on-Thames
Company number
12892078
Incorporated
21 Sep 20206 years trading
Registered office
3 Spring Terrace, Gravel Road, Henley-on-Thames, Oxfordshire, RG9 4LU
Nature of business
Development of building projects; Buying and selling of own real estate; Other letting and operating of own or leased real estate; Management of real estate on a fee or contract basis
Accounts due in
260 days
29 Jun 2027
Net assets
-£39K▲
+82.2% on the year before
Cash at bank
£13
At 30 Sep 2025
Employees
2
Average during the year
From the Companies House register, 1 Oct 2026

Tamesis Properties Limited is a 6-year-old private limited company registered in Henley-on-Thames, company number 12892078, one of 58 property development companies in Henley-on-Thames. Its next accounts are due at Companies House on 29 June 2027, and the CT600 for the period to 29 September 2026 is due at HMRC on 29 September 2027.

Key dates

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

Accounts due
29 Jun 2027
in 260 days
For the period to 29 Sep 2026
CT600 due
29 Sep 2027
in 352 days
Period 1 Oct 2025 to 29 Sep 2026
Corporation tax payment
30 Jun 2027
in 261 days
9 months and 1 day after the period end
Confirmation statement
16 Dec 2026
in 65 days
Last made up to 2 Dec 2025

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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 up £180K (+82.2%) on the year before, to -£39K.
  • Net assets rose in 2 of 4 year-on-year comparisons on record.
  • Current assets of £15K against £54K owed within a year: 0.3 times cover.
  • 2 employees on average during the year.
  • Balance sheets on record for 5 years, 2021 to 2025.

Net assets by year

Net assets at each year end, 2021 to 2025-£200K£030 September 2021: net assets -£152K-£152K202130 September 2022: net assets -£359K-£359K202230 September 2023: net assets -£215K-£215K202330 September 2024: net assets -£219K-£219K202430 September 2025: net assets -£39K-£39K2025
Net assets at each year end, 2021 to 2025-£200K£030 September 2021: net assets -£152K-£152K202130 September 2022: net assets -£359K-£359K202230 September 2023: net assets -£215K-£215K202330 September 2024: net assets -£219K-£219K202430 September 2025: net assets -£39K-£39K2025
Year endNet assetsCashCurrent assetsOwed within a yearEmployees
30 Sep 2025-£39K£13£15K£54K2
30 Sep 2024-£219K£13£1.2M£1.4M2
30 Sep 2023-£215K£4,686£2.4M£2.6M2
30 Sep 2022-£359K£21K£1.5M£1.9M2
30 Sep 2021-£152K£78K£161K£2,1002

Where Tamesis Properties Limited is registered

Tamesis Properties Limited's registered office on a map of the UK

The registered office is in Henley-on-Thames (RG9), in the South Oxfordshire local authority area, South East. Show RG9 4LU on a map.

Other trade companies in RG9

What happens if Tamesis Properties 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 29 June 2027.

Companies HouseAccounts deliveredPenalty
Up to 1 month late30 Jun 2027 to 29 Jul 2027£150
1 to 3 months late30 Jul 2027 to 29 Sep 2027£375
3 to 6 months late30 Sep 2027 to 29 Dec 2027£750
More than 6 months lateFrom 30 Dec 2027£1,500

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

HMRC (CT600)FromPenalty
1 day late30 Sep 2027£200
3 months late29 Dec 2027another £200
6 months late29 Mar 2028HMRC estimates the tax and adds 10% of the unpaid tax
12 months late29 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
12892078
Status
Active
Company type
Private limited company
Incorporated
21 September 2020 (6 years ago)
Registered office
3 Spring Terrace, Gravel Road, Henley-on-Thames, Oxfordshire, RG9 4LU
Nature of business
Development of building projects (SIC 41100)
Buying and selling of own real estate (SIC 68100)
Other letting and operating of own or leased real estate (SIC 68209)
Management of real estate on a fee or contract basis (SIC 68320)
Year end
29 September (accounting reference date)
Accounts type
Total exemption (full)
Last accounts made up to
30 September 2025
Last confirmation statement
2 December 2025
Charges (mortgages)
1 outstanding of 1 registered

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 Henley-on-Thames

Other active property development companies registered in Henley-on-Thames.

All property development companies in Henley-on-Thames · All trades in Henley-on-Thames · Property developers across the UK

Frequently asked questions

When are Tamesis Properties Limited's accounts due?

Tamesis Properties Limited's next accounts are due at Companies House by 29 June 2027 (in 260 days), covering the period to 29 September 2026.

When is Tamesis Properties Limited's CT600 due?

The CT600 for the period to 29 September 2026 is due at HMRC by 29 September 2027, 12 months after the period end. The corporation tax itself is payable earlier, by 30 June 2027.

Is Tamesis Properties Limited still trading?

Tamesis Properties 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 Tamesis Properties Limited do?

Tamesis Properties Limited is registered under Development of building projects (SIC 41100); Buying and selling of own real estate (SIC 68100); Other letting and operating of own or leased real estate (SIC 68209); Management of real estate on a fee or contract basis (SIC 68320).

How old is Tamesis Properties Limited?

Tamesis Properties Limited was incorporated on 21 September 2020, 6 years ago.

What is the penalty if Tamesis Properties 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 Tamesis Properties 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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