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Tungsten Bidco Limited
Tungsten Bidco Limited is an active company incorporated on 28 February 2019 with the registered office located in Maidenhead, Berkshire. Tungsten Bidco Limited was registered 6 years ago.
Watch Company
Status
Active
Active since
incorporation
Company No
11852085
Private limited company
Age
6 years
Incorporated
28 February 2019
Size
Micro
Turnover is under
£1M
Balance sheet is under
£500,000
Under
10 employees
Confirmation
Submitted
Dated
27 February 2025
(7 months ago)
Next confirmation dated
27 February 2026
Due by
13 March 2026
(4 months remaining)
Last change occurred
2 years 7 months ago
Accounts
Submitted
For period
1 Jan
⟶
31 Dec 2024
(1 year)
Accounts type is
Small
Next accounts for period
31 December 2025
Due by
30 September 2026
(11 months remaining)
Learn more about Tungsten Bidco Limited
Contact
Update Details
Address
Building 5 Foundation Park
Roxborough Way
Maidenhead
Berkshire
SL6 3UD
England
Address changed on
10 Aug 2023
(2 years 2 months ago)
Previous address was
70 Norden Road Maidenhead SL6 4AY United Kingdom
Companies in SL6 3UD
Telephone
Unreported
Email
Unreported
Website
Nightstartx.com
See All Contacts
People
Officers
4
Shareholders
1
Controllers (PSC)
1
Ms Helen Elizabeth Hanby
Director • Secretary • Director International Treasury • British • Lives in England • Born in Jun 1966
Amit Singh Purwaha
Director • British • Lives in England • Born in Apr 1982
Geronimo Martinez
Director • American • Lives in England • Born in Oct 1985
Biogen INC
PSC
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Shareholders, PSCs & Group Structure
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Mutual Companies
OLD Convergence Pharmaceuticals Limited
Ms Helen Elizabeth Hanby, Geronimo Martinez, and 1 more are mutual people.
Active
Convergence Pharmaceuticals Holdings Limited
Ms Helen Elizabeth Hanby, Geronimo Martinez, and 1 more are mutual people.
Active
Nightstarx Limited
Ms Helen Elizabeth Hanby, Geronimo Martinez, and 1 more are mutual people.
Active
Silver Acquisition Co Limited
Ms Helen Elizabeth Hanby, Geronimo Martinez, and 1 more are mutual people.
Active
Convergence Pharmaceuticals Limited
Ms Helen Elizabeth Hanby, Geronimo Martinez, and 1 more are mutual people.
Active
Nightstar Therapeutics Limited
Ms Helen Elizabeth Hanby, Geronimo Martinez, and 1 more are mutual people.
Active
Biogen Idec Limited
Geronimo Martinez and Amit Singh Purwaha are mutual people.
Active
Reata UK Limited
Geronimo Martinez and Amit Singh Purwaha are mutual people.
Active
See All Mutual Companies
Financials
Net Assets, Total Assets & Total Liabilities (2019–2024)
Period Ended
31 Dec 2024
For period
31 Dec
⟶
31 Dec 2024
Traded for
12 months
Cash in Bank
£232K
Increased by £9K (+4%)
Turnover
Unreported
Same as previous period
Employees
Unreported
Same as previous period
Total Assets
£232K
Increased by £9K (+4%)
Total Liabilities
-£88.68M
Increased by £1.54M (+2%)
Net Assets
-£88.44M
Decreased by £1.53M (+2%)
Debt Ratio (%)
38222%
Decreased by 852.47% (-2%)
See 10 Year Full Financials
Latest Activity
Small Accounts Submitted
25 Days Ago on 29 Sep 2025
Amit Singh Purwaha Appointed
3 Months Ago on 14 Jul 2025
Geronimo Martinez Resigned
3 Months Ago on 14 Jul 2025
Auditor Resigned
6 Months Ago on 7 Apr 2025
Confirmation Submitted
7 Months Ago on 12 Mar 2025
Full Accounts Submitted
9 Months Ago on 6 Jan 2025
Full Accounts Submitted
1 Year 6 Months Ago on 15 Apr 2024
Confirmation Submitted
1 Year 7 Months Ago on 14 Mar 2024
Ms Helen Elizabeth Hanby Details Changed
1 Year 7 Months Ago on 12 Mar 2024
Mr Geronimo Martinez Details Changed
1 Year 11 Months Ago on 2 Nov 2023
Get Alerts
Get Credit Report
Discover Tungsten Bidco Limited's Credit Score, how much credit you can offer them, and how likely they are to repay you
See All Credit Score & Limits
Documents
Accounts for a small company made up to 31 December 2024
Submitted on 29 Sep 2025
Appointment of Amit Singh Purwaha as a director on 14 July 2025
Submitted on 24 Jul 2025
Termination of appointment of Geronimo Martinez as a director on 14 July 2025
Submitted on 23 Jul 2025
Auditor's resignation
Submitted on 7 Apr 2025
Confirmation statement made on 27 February 2025 with no updates
Submitted on 12 Mar 2025
Full accounts made up to 31 December 2023
Submitted on 6 Jan 2025
Full accounts made up to 31 December 2022
Submitted on 15 Apr 2024
Confirmation statement made on 27 February 2024 with no updates
Submitted on 14 Mar 2024
Director's details changed for Ms Helen Elizabeth Hanby on 12 March 2024
Submitted on 13 Mar 2024
Director's details changed for Mr Geronimo Martinez on 2 November 2023
Submitted on 16 Nov 2023
Explore All Documents
Repayment History
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See All Charges & CCJs