The Harwell Quad One Limited

The Harwell Quad One Limited is an active company incorporated on 21 July 2016 with the registered office located in Didcot, Oxfordshire. The Harwell Quad One Limited was registered 9 years ago.

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Status

Active

Active since incorporation

Company No

10289329

Private limited company

Age

9 years

Incorporated 21 July 2016

Size

Micro

Turnover is under £1M

Under 10 employees

Confirmation

Submitted

Dated 7 August 2025 (5 months ago)

Next confirmation dated 7 August 2026

Due by 21 August 2026 (7 months remaining)

Last change occurred 5 years ago

Accounts

Submitted

For period 1 Apr ⟶ 31 Mar 2025 (12 months)

Accounts type is Total Exemption Full

Next accounts for period 31 March 2026

Due by 31 December 2026 (11 months remaining)

Learn more about The Harwell Quad One Limited

Contact

Address

Quad Two Rutherford Avenue
Harwell Campus
Didcot
OX11 0DF
United Kingdom

Address changed on 17 Dec 2025 (1 month ago)

Previous address was C/O Advanced Research Clusters Harwell, Quad Two Rutherford Avenue Harwell OX11 0DF United Kingdom

Companies in OX11 0DF

Telephone

Unreported

Email

Unreported

Website

Harwell.org.uk

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People

Officers

5

Shareholders

1

Controllers (PSC)

1

Timothy David Bestwick

Director • British • Lives in England • Born in Mar 1962

Dominic Ian Williamson

Director • British • Lives in UK • Born in Sep 1979

Rose Belle Claire Meller

Director • British • Lives in England • Born in Feb 1978

Roger Soulsby Eccleston

Director • British • Lives in UK • Born in May 1965

CSC CLS (UK) Limited

Secretary

See Key People

Shareholders, PSCs & Group Structure

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Mutual Companies

The Harwell Science And Innovation Campus General Partner Limited

CSC CLS (UK) Limited, Timothy David Bestwick, and 3 more are mutual people.

Active

Hsic GP1 Limited

Timothy David Bestwick, Roger Soulsby Eccleston, and 3 more are mutual people.

Active

The Harwell Science And Innovation Campus Nominee No.2 Limited

Timothy David Bestwick, CSC CLS (UK) Limited, and 3 more are mutual people.

Active

The Harwell Science And Innovation Campus Nominee Limited

CSC CLS (UK) Limited, Timothy David Bestwick, and 2 more are mutual people.

Active

Hsic GP2 Limited

Timothy David Bestwick, CSC CLS (UK) Limited, and 2 more are mutual people.

Active

Hsic No.3 Limited

CSC CLS (UK) Limited, Timothy David Bestwick, and 2 more are mutual people.

Active

Hsic No.4 GP Limited

Timothy David Bestwick, Roger Soulsby Eccleston, and 2 more are mutual people.

Active

The Harwell Science And Innovation Campus No.4 Nominee Limited

Timothy David Bestwick, Roger Soulsby Eccleston, and 2 more are mutual people.

Active

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Financials

Net Assets, Total Assets & Total Liabilities (2017–2025)

Period Ended

31 Mar 2025

For period 31 Mar ⟶ 31 Mar 2025

Traded for 12 months

Cash in Bank

£417K

Increased by £417K (%)

Turnover

Unreported

Decreased by £1.32M (-100%)

Employees

Unreported

Decreased by 4 (-100%)

Total Assets

£22.93M

Increased by £1.89M (+9%)

Total Liabilities

-£16.49M

Increased by £1.64M (+11%)

Net Assets

£6.44M

Increased by £243K (+4%)

Debt Ratio (%)

72%

Increased by 1.36% (+2%)

See 10 Year Full Financials

Latest Activity

Registered Address Changed

1 Month Ago on 17 Dec 2025

Inspection Address Changed

1 Month Ago on 10 Dec 2025

Registered Address Changed

1 Month Ago on 9 Dec 2025

Full Accounts Submitted

1 Month Ago on 3 Dec 2025

Confirmation Submitted

5 Months Ago on 20 Aug 2025

Ms Rose Belle Claire Meller Details Changed

6 Months Ago on 25 Jul 2025

Csc Cls (Uk) Limited Details Changed

6 Months Ago on 21 Jul 2025

Csc Cls (Uk) Limited Details Changed

6 Months Ago on 21 Jul 2025

Mr Roger Soulsby Eccleston Appointed

11 Months Ago on 29 Jan 2025

Alan Partridge Resigned

11 Months Ago on 29 Jan 2025

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Documents

Registered office address changed from C/O Advanced Research Clusters Harwell, Quad Two Rutherford Avenue Harwell OX11 0DF United Kingdom to Quad Two Rutherford Avenue Harwell Campus Didcot OX11 0DF on 17 December 2025

Submitted on 17 Dec 2025

Register inspection address has been changed to 5 Churchill Place 10th Floor London E14 5HU

Submitted on 10 Dec 2025

Registered office address changed from 1 Bartholomew Lane London EC2N 2AX United Kingdom to C/O Advanced Research Clusters Harwell, Quad Two Rutherford Avenue Harwell OX11 0DF on 9 December 2025

Submitted on 9 Dec 2025

Total exemption full accounts made up to 31 March 2025

Submitted on 3 Dec 2025

Secretary's details changed for Csc Cls (Uk) Limited on 21 July 2025

Submitted on 19 Sep 2025

Confirmation statement made on 7 August 2025 with no updates

Submitted on 20 Aug 2025

Director's details changed for Ms Rose Belle Claire Meller on 25 July 2025

Submitted on 20 Aug 2025

Secretary's details changed for Csc Cls (Uk) Limited on 21 July 2025

Submitted on 20 Aug 2025

Appointment of Mr Roger Soulsby Eccleston as a director on 29 January 2025