RT

RIO TINTO SIMFER UK LIMITED

Active

Company number 06375648

London · Incorporated 19 September 2007

6 St James's Square, London, SW1Y 4AD

Last updated on 15 April 2026

Activities of head offices · SIC 70100

Status
Active
Company age
19 years
Company type
Private limited
Accounts
Up to date
Total raised
—
Shares allotted
0
Latest round
12 September 2025

Company history

Previous company names

FRONTIER GREEN RESOURCES LIMITED · 19 September 2007 – 20 August 2010

Company overview

No company summary available yet.

Compliance

Annual accounts Up to date
Last filed
31 December 2024
Next due
30 September 2026
2 weeks left
Confirmation statement Up to date
Last filed
16 September 2025
Next due
30 September 2026
2 weeks left

Financial snapshot

Last accounts type
Audit Exemption Subsidiary
Period end
31 December 2024

Detailed figures (assets, liabilities, net worth) are available in the full credit report.

Officers

No officers on record.

Persons with significant control

PS
Rio Tinto International Holdings Limited
Ownership Of Shares 75 To 100 Percent
Voting Rights 75 To 100 Percent
Right To Appoint And Remove Directors
6 April 2016

Funding

76 funding rounds
12 September 2025
Shares allotted · 0 shares allotted
—
12 September 2025
Shares allotted · 0 shares allotted
—
13 May 2025
Shares allotted · 0 shares allotted
—
13 May 2025
Shares allotted · 0 shares allotted
—
28 April 2025
Shares allotted · 0 shares allotted
—
28 April 2025
Shares allotted · 0 shares allotted
—
23 January 2025
Shares allotted · 0 shares allotted
—
23 January 2025
Shares allotted · 0 shares allotted
—
4 December 2024
Shares allotted · 0 shares allotted
—
4 December 2024
Shares allotted · 0 shares allotted
—
15 October 2024
Shares allotted · 0 shares allotted
—
15 October 2024
Shares allotted · 0 shares allotted
—
25 September 2024
Shares allotted · 0 shares allotted
—
23 January 2024
Shares allotted · 0 shares allotted
—
8 December 2023
Shares allotted · 0 shares allotted
—
5 January 2023
Shares allotted · 0 shares allotted
—
4 November 2022
Shares allotted · 0 shares allotted
—
10 August 2022
Shares allotted · 0 shares allotted
—
27 October 2021
Shares allotted · 0 shares allotted
—
8 December 2020
Shares allotted · 0 shares allotted
—
21 July 2020
Shares allotted · 0 shares allotted
—
6 June 2019
Shares allotted · 0 shares allotted
—
6 August 2018
Shares allotted · 0 shares allotted
—
22 January 2018
Shares allotted · 0 shares allotted
—
27 September 2017
Shares allotted · 0 shares allotted
—
2 May 2017
Shares allotted · 0 shares allotted
—
7 December 2016
Shares allotted · 0 shares allotted
—
26 October 2016
Shares allotted · 0 shares allotted
—
31 August 2016
Shares allotted · 0 shares allotted
—
24 August 2016
Shares allotted · 0 shares allotted
—
16 June 2016
Shares allotted · 0 shares allotted
—
17 May 2016
Shares allotted · 0 shares allotted
—
25 April 2016
Shares allotted · 0 shares allotted
—
15 March 2016
Shares allotted · 0 shares allotted
—
27 January 2016
Shares allotted · 0 shares allotted
—
14 January 2016
Shares allotted · 0 shares allotted
—
15 December 2015
Shares allotted · 0 shares allotted
—
20 November 2015
Shares allotted · 0 shares allotted
—
19 October 2015
Shares allotted · 0 shares allotted
—
15 October 2015
Shares allotted · 0 shares allotted
—
2 September 2015
Shares allotted · 0 shares allotted
—
15 July 2015
Shares allotted · 0 shares allotted
—
16 June 2015
Shares allotted · 0 shares allotted
—
28 May 2015
Shares allotted · 0 shares allotted
—
19 May 2015
Shares allotted · 0 shares allotted
—
13 March 2015
Shares allotted · 0 shares allotted
—
8 August 2014
Shares allotted · 0 shares allotted
—
30 June 2014
Shares allotted · 0 shares allotted
—
9 June 2014
Shares allotted · 0 shares allotted
—
30 April 2014
Shares allotted · 0 shares allotted
—
10 April 2014
Shares allotted · 0 shares allotted
—
7 March 2014
Shares allotted · 0 shares allotted
—
29 January 2014
Shares allotted · 0 shares allotted
—
16 January 2014
Shares allotted · 0 shares allotted
—
27 November 2013
Shares allotted · 0 shares allotted
—
24 October 2013
Shares allotted · 0 shares allotted
—
13 September 2013
Shares allotted · 0 shares allotted
—
18 June 2013
Shares allotted · 0 shares allotted
—
24 September 2012
Shares allotted · 0 shares allotted
—
24 August 2012
Shares allotted · 0 shares allotted
—
25 May 2012
Shares allotted · 0 shares allotted
—
18 May 2012
Shares allotted · 0 shares allotted
—
8 May 2012
Shares allotted · 0 shares allotted
—
24 April 2012
Shares allotted · 0 shares allotted
—
24 April 2012
Shares allotted · 0 shares allotted
—
—
Shares allotted · 0 shares allotted
—
—
Shares allotted · 0 shares allotted
—
—
Shares allotted · 0 shares allotted
—
—
Shares allotted · 0 shares allotted
—
—
Shares allotted · 0 shares allotted
—
—
Shares allotted · 0 shares allotted
—
—
Shares allotted · 0 shares allotted
—
—
Shares allotted · 0 shares allotted
—
—
Shares allotted · 0 shares allotted
—
—
Shares allotted · 0 shares allotted
—
—
Shares allotted · 0 shares allotted
—
Total (76 rounds, 0 shares)
—

Filing history

Legacy
Accounts
13 April 2026 View
Legacy
Other
13 April 2026 View
Legacy
Other
13 April 2026 View
Accounts With Accounts Type Audit Exemption Subsiduary
Accounts
17 October 2025 View
Confirmation Statement With Updates
Confirmation Statement
18 September 2025 View
Capital Allotment Shares
Capital
17 September 2025 View
Capital Allotment Shares
Capital
16 September 2025 View
Capital Allotment Shares
Capital
6 August 2025 View
Capital Allotment Shares
Capital
6 August 2025 View
Capital Allotment Shares
Capital
6 August 2025 View
Capital Allotment Shares
Capital
6 August 2025 View
Capital Allotment Shares
Capital
6 August 2025 View
Capital Allotment Shares
Capital
6 August 2025 View
Capital Allotment Shares
Capital
6 August 2025 View
Capital Allotment Shares
Capital
6 August 2025 View
Capital Allotment Shares
Capital
6 August 2025 View
Capital Allotment Shares
Capital
6 August 2025 View
Capital Allotment Shares
Capital
6 August 2025 View
Capital Allotment Shares
Capital
6 August 2025 View
Capital Allotment Shares
Capital
6 August 2025 View
Capital Allotment Shares
Capital
6 August 2025 View
Second Filing Of Confirmation Statement With Made Up Date
Confirmation Statement
21 July 2025 View
Legacy
Change Of Name
21 July 2025 View
Legacy
Change Of Name
21 July 2025 View
Legacy
Change Of Name
21 July 2025 View
Legacy
Change Of Name
21 July 2025 View
Legacy
Change Of Name
21 July 2025 View
Legacy
Change Of Name
21 July 2025 View
Legacy
Change Of Name
21 July 2025 View
Legacy
Change Of Name
21 July 2025 View
Legacy
Change Of Name
21 July 2025 View
Second Filing Of Confirmation Statement With Made Up Date
Confirmation Statement
21 July 2025 View
Legacy
Change Of Name
21 July 2025 View
Legacy
Change Of Name
21 July 2025 View
Capital Allotment Shares
Capital
16 May 2025 View
Capital Allotment Shares
Capital
29 April 2025 View
Change Person Director Company With Change Date
Officers
25 April 2025 View
Legacy
Accounts
15 April 2025 View
Legacy
Other
15 April 2025 View
Legacy
Other
15 April 2025 View
Confirmation Statement With Updates
Confirmation Statement
1 November 2024 View
Accounts With Accounts Type Audit Exemption Subsiduary
Accounts
31 October 2024 View
Capital Allotment Shares
Capital
13 September 2024 View
Capital Allotment Shares
Capital
12 September 2024 View
Capital Allotment Shares
Capital
15 August 2024 View
Capital Allotment Shares
Capital
2 August 2024 View
Capital Allotment Shares
Capital
1 August 2024 View
Capital Allotment Shares
Capital
31 July 2024 View
Termination Director Company With Name Termination Date
Officers
30 July 2024 View
Appoint Person Director Company With Name Date
Officers
30 July 2024 View
Capital Allotment Shares
Capital
30 July 2024 View
Capital Allotment Shares
Capital
30 July 2024 View
Capital Allotment Shares
Capital
29 July 2024 View
Capital Allotment Shares
Capital
24 April 2024 View
Termination Director Company With Name Termination Date
Officers
18 April 2024 View
Appoint Person Director Company With Name Date
Officers
18 April 2024 View
Legacy
Accounts
17 April 2024 View
Legacy
Other
17 April 2024 View
Legacy
Other
17 April 2024 View
Accounts With Accounts Type Audit Exemption Subsiduary
Accounts
6 November 2023 View
Confirmation Statement With Updates
Confirmation Statement
18 September 2023 View
Legacy
Other
2 May 2023 View
Legacy
Accounts
28 March 2023 View
Legacy
Other
28 March 2023 View
Capital Allotment Shares
Capital
3 March 2023 View
Accounts With Accounts Type Full
Accounts
13 December 2022 View
Confirmation Statement With Updates
Confirmation Statement
20 September 2022 View
Capital Allotment Shares
Capital
10 November 2021 View
Accounts With Accounts Type Full
Accounts
3 November 2021 View
Appoint Person Director Company With Name Date
Officers
27 September 2021 View
Termination Director Company With Name Termination Date
Officers
27 September 2021 View
Second Filing Capital Allotment Shares
Capital
20 September 2021 View
Confirmation Statement With Updates
Confirmation Statement
17 September 2021 View
Capital Allotment Shares
Capital
27 August 2021 View
Capital Allotment Shares
Capital
24 August 2021 View
Accounts With Accounts Type Full
Accounts
13 January 2021 View
Confirmation Statement With No Updates
Confirmation Statement
15 October 2020 View
Accounts With Accounts Type Full
Accounts
9 October 2019 View
Termination Director Company With Name Termination Date
Officers
24 September 2019 View
Appoint Person Director Company With Name Date
Officers
24 September 2019 View
Confirmation Statement With Updates
Confirmation Statement
11 September 2019 View
Capital Allotment Shares
Capital
27 June 2019 View
Appoint Person Director Company With Name Date
Officers
11 December 2018 View
Termination Director Company With Name Termination Date
Officers
11 December 2018 View
Accounts With Accounts Type Full
Accounts
6 October 2018 View
Confirmation Statement With Updates
Confirmation Statement
11 September 2018 View
Capital Allotment Shares
Capital
7 September 2018 View
Appoint Person Director Company With Name Date
Officers
22 March 2018 View
Termination Director Company With Name Termination Date
Officers
14 March 2018 View
Capital Allotment Shares
Capital
7 February 2018 View
Appoint Person Director Company With Name Date
Officers
31 October 2017 View
Confirmation Statement With Updates
Confirmation Statement
12 October 2017 View
Capital Allotment Shares
Capital
11 October 2017 View
Termination Director Company With Name Termination Date
Officers
11 October 2017 View
Accounts With Accounts Type Full
Accounts
2 October 2017 View
Capital Allotment Shares
Capital
19 May 2017 View
Termination Secretary Company With Name Termination Date
Officers
12 May 2017 View
Appoint Corporate Secretary Company With Name Date
Officers
12 May 2017 View
Capital Allotment Shares
Capital
2 March 2017 View
Capital Allotment Shares
Capital
2 March 2017 View
Appoint Person Director Company With Name Date
Officers
2 November 2016 View
Capital Allotment Shares
Capital
26 October 2016 View
Accounts With Accounts Type Full
Accounts
12 October 2016 View
Confirmation Statement With Updates
Confirmation Statement
3 October 2016 View
Capital Allotment Shares
Capital
26 August 2016 View
Termination Director Company With Name Termination Date
Officers
24 August 2016 View
Termination Director Company With Name Termination Date
Officers
24 August 2016 View
Capital Allotment Shares
Capital
20 June 2016 View
Capital Allotment Shares
Capital
18 May 2016 View
Capital Allotment Shares
Capital
26 April 2016 View
Capital Allotment Shares
Capital
17 March 2016 View
Capital Allotment Shares
Capital
8 February 2016 View
Capital Allotment Shares
Capital
14 January 2016 View
Capital Allotment Shares
Capital
14 January 2016 View
Capital Allotment Shares
Capital
14 January 2016 View
Capital Allotment Shares
Capital
27 October 2015 View
Capital Allotment Shares
Capital
26 October 2015 View
Accounts With Accounts Type Full
Accounts
15 October 2015 View
Annual Return Company With Made Up Date Full List Shareholders
Annual Return
9 October 2015 View
Capital Allotment Shares
Capital
10 September 2015 View
Change Person Director Company With Change Date
Officers
27 July 2015 View
Capital Allotment Shares
Capital
24 July 2015 View
Capital Allotment Shares
Capital
17 June 2015 View
Capital Allotment Shares
Capital
1 June 2015 View
Change Registered Office Address Company With Date Old Address New Address
Address
27 May 2015 View
Capital Allotment Shares
Capital
27 May 2015 View
Capital Allotment Shares
Capital
16 March 2015 View
Resolution
Resolution
16 January 2015 View
Appoint Person Secretary Company With Name Date
Officers
17 December 2014 View
Termination Secretary Company With Name Termination Date
Officers
17 December 2014 View
Annual Return Company With Made Up Date Full List Shareholders
Annual Return
24 September 2014 View
Capital Allotment Shares
Capital
11 August 2014 View
Capital Allotment Shares
Capital
30 June 2014 View
Capital Allotment Shares
Capital
11 June 2014 View
Accounts With Accounts Type Full
Accounts
1 May 2014 View
Capital Allotment Shares
Capital
30 April 2014 View
Capital Allotment Shares
Capital
10 April 2014 View
Capital Allotment Shares
Capital
4 April 2014 View
Termination Director Company With Name
Officers
20 March 2014 View
Appoint Person Director Company With Name
Officers
19 March 2014 View
Termination Director Company With Name
Officers
17 March 2014 View
Capital Allotment Shares
Capital
30 January 2014 View
Capital Allotment Shares
Capital
21 January 2014 View
Capital Allotment Shares
Capital
21 January 2014 View
Capital Allotment Shares
Capital
28 November 2013 View
Accounts With Accounts Type Full
Accounts
7 October 2013 View
Annual Return Company With Made Up Date Full List Shareholders
Annual Return
30 September 2013 View
Capital Allotment Shares
Capital
13 September 2013 View
Mortgage Create With Deed With Charge Number
Mortgage
21 August 2013 View
Appoint Person Director Company With Name
Officers
1 August 2013 View
Termination Director Company With Name
Officers
1 August 2013 View
Appoint Person Director Company With Name
Officers
3 July 2013 View
Capital Allotment Shares
Capital
20 June 2013 View
Appoint Person Director Company With Name
Officers
30 May 2013 View
Termination Director Company With Name
Officers
7 May 2013 View
Termination Director Company With Name
Officers
10 April 2013 View
Second Filing Of Form With Form Type
Document Replacement
20 November 2012 View
Change Person Director Company With Change Date
Officers
12 November 2012 View
Capital Allotment Shares
Capital
26 October 2012 View
Annual Return Company With Made Up Date Full List Shareholders
Annual Return
26 September 2012 View
Capital Allotment Shares
Capital
24 September 2012 View
Accounts With Accounts Type Dormant
Accounts
24 August 2012 View
Capital Allotment Shares
Capital
24 August 2012 View
Appoint Person Director Company With Name
Officers
10 July 2012 View
Capital Allotment Shares
Capital
26 June 2012 View
Capital Allotment Shares
Capital
26 June 2012 View
Resolution
Resolution
15 May 2012 View
Capital Allotment Shares
Capital
15 May 2012 View
Legacy
Mortgage
11 May 2012 View
Resolution
Resolution
3 May 2012 View
Capital Allotment Shares
Capital
3 May 2012 View
Capital Allotment Shares
Capital
3 May 2012 View
Termination Secretary Company With Name
Officers
16 February 2012 View
Appoint Person Secretary Company With Name
Officers
15 February 2012 View
Annual Return Company With Made Up Date Full List Shareholders
Annual Return
4 October 2011 View
Accounts With Accounts Type Dormant
Accounts
27 September 2011 View
Annual Return Company With Made Up Date Full List Shareholders
Annual Return
1 October 2010 View
Resolution
Resolution
16 September 2010 View
Certificate Change Of Name Company
Change Of Name
20 August 2010 View
Change Of Name Notice
Change Of Name
20 August 2010 View
Accounts With Accounts Type Dormant
Accounts
17 August 2010 View
Resolution
Resolution
15 June 2010 View
Change Of Name Notice
Change Of Name
15 June 2010 View
Appoint Person Secretary Company With Name
Officers
4 June 2010 View
Termination Secretary Company With Name
Officers
4 June 2010 View
Appoint Person Secretary Company With Name
Officers
26 May 2010 View
Termination Secretary Company With Name
Officers
7 April 2010 View
Change Person Director Company With Change Date
Officers
16 October 2009 View
Change Person Director Company With Change Date
Officers
15 October 2009 View
Change Person Director Company With Change Date
Officers
15 October 2009 View
Change Person Secretary Company With Change Date
Officers
13 October 2009 View
Legacy
Annual Return
21 September 2009 View
Legacy
Officers
11 May 2009 View
Legacy
Officers
6 March 2009 View
Accounts With Accounts Type Dormant
Accounts
26 February 2009 View
Legacy
Officers
16 December 2008 View
Legacy
Annual Return
25 September 2008 View
Legacy
Officers
25 September 2008 View
Legacy
Officers
24 September 2008 View
Legacy
Officers
8 July 2008 View
Legacy
Officers
8 July 2008 View
Legacy
Address
6 February 2008 View
Legacy
Accounts
6 February 2008 View
Legacy
Officers
6 February 2008 View
Legacy
Officers
6 February 2008 View
Legacy
Officers
6 February 2008 View
Legacy
Officers
24 January 2008 View
Legacy
Officers
24 January 2008 View
Legacy
Officers
2 December 2007 View
Legacy
Officers
2 December 2007 View
Incorporation Company
Incorporation
19 September 2007 View

Risk at a glance

  • Company active
  • Accounts up to date
  • Confirmation statement up to date
  • No insolvency history
  • No registered charges
  • Credit score
  • Recommended limit
  • Payment risk

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