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  4. Thames Developments Group Limited

Thames Developments Group Limited

ActiveTotal exemption (full) accountsProperty developersRichmond
Company number
12810927
Incorporated
13 Aug 20206 years trading
Registered office
6 Forge Lane, Petersham Road, Richmond, Surrey, TW10 7BF
Nature of business
Development of building projects; Buying and selling of own real estate; Other letting and operating of own or leased real estate
Accounts due in
353 days
30 Sep 2027
From the Companies House register, 1 Oct 2026

Thames Developments Group Limited is a 6-year-old private limited company registered in Richmond, company number 12810927, one of 114 property development companies in Richmond. Its next accounts are due at Companies House on 30 September 2027, and the CT600 for the period to 31 December 2026 is due at HMRC on 31 December 2027.

Key dates

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

Accounts due
30 Sep 2027
in 353 days
For the period to 31 Dec 2026
CT600 due
31 Dec 2027
in 445 days
Period 1 Jan 2026 to 31 Dec 2026
Corporation tax payment
1 Oct 2027
in 354 days
9 months and 1 day after the period end
Confirmation statement
23 Jun 2027
in 254 days
Last made up to 9 Jun 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 £45K (-0.3%) on the year before, to £13M.
  • Current assets of £1.4M against £171K owed within a year: 8.0 times cover.
  • No employees reported for the latest year (directors are often not counted as employees).
  • Balance sheets on record for 2 years, 2020 to 2021.

Net assets by year

Net assets at each year end, 2020 to 2021£0£5M£10M31 December 2020: net assets £13M£13M202031 December 2021: net assets £13M£13M2021
Net assets at each year end, 2020 to 2021£0£5M£10M31 December 2020: net assets £13M£13M202031 December 2021: net assets £13M£13M2021
Year endNet assetsCashCurrent assetsOwed within a yearEmployees
31 Dec 2021£13M£1.2M£1.4M£171K0
31 Dec 2020£13M£1.4M£1.5M£150K0

Who runs and owns Thames Developments Group Limited

From the Companies House register. Individuals are shown by initials only; the full register is on Companies House.

Officers (4)

NameRoleAppointed
S*** F***DirectorAug 2020
L*** A***DirectorSep 2026
A*** G***DirectorSep 2026
L*** A***SecretarySep 2026
2 former officers
NameRoleAppointedLeft
M*** F***DirectorAug 2020Sep 2026
T*** G***DirectorAug 2020Sep 2026

Person with significant control

Company · since Feb 2021
Thames Development Holdings Limited
Owns 75% or more of the shares
Holds 75% or more of the votes
Can appoint and remove directors

Where Thames Developments Group Limited is registered

Thames Developments Group Limited's registered office on a map of the UK

The registered office is in Richmond (TW10), in the Richmond upon Thames local authority area, London. Show TW10 7BF on a map.

Other trade companies in TW10

What happens if Thames Developments Group 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 September 2027.

Companies HouseAccounts deliveredPenalty
Up to 1 month late1 Oct 2027 to 31 Oct 2027£150
1 to 3 months late1 Nov 2027 to 31 Dec 2027£375
3 to 6 months late1 Jan 2028 to 31 Mar 2028£750
More than 6 months lateFrom 1 Apr 2028£1,500

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

HMRC (CT600)FromPenalty
1 day late1 Jan 2028£200
3 months late31 Mar 2028another £200
6 months late30 Jun 2028HMRC estimates the tax and adds 10% of the unpaid tax
12 months late31 Dec 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
12810927
Status
Active
Company type
Private limited company
Incorporated
13 August 2020 (6 years ago)
Registered office
6 Forge Lane, Petersham Road, Richmond, Surrey, TW10 7BF
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)
Year end
31 December (accounting reference date)
Accounts type
Total exemption (full)
Last accounts made up to
31 December 2025
Last confirmation statement
9 June 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 Richmond

Other active property development companies registered in Richmond.

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

Frequently asked questions

When are Thames Developments Group Limited's accounts due?

Thames Developments Group Limited's next accounts are due at Companies House by 30 September 2027 (in 353 days), covering the period to 31 December 2026.

When is Thames Developments Group Limited's CT600 due?

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

Is Thames Developments Group Limited still trading?

Thames Developments Group 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 Thames Developments Group Limited do?

Thames Developments Group 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).

How old is Thames Developments Group Limited?

Thames Developments Group Limited was incorporated on 13 August 2020, 6 years ago.

Who runs Thames Developments Group Limited?

Thames Developments Group Limited has 3 active directors, the longest-serving appointed in Aug 2020. Their names and service addresses are on the Companies House register.

Who owns Thames Developments Group Limited?

One person or company has significant control of Thames Developments Group Limited: Thames Development Holdings Limited (owns 75% or more of the shares).

What is the penalty if Thames Developments Group 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 Thames Developments Group 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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