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Company number
OC387940

CASM TECHNOLOGY LLP

Active
✓ Active company on the official register. Next accounts due 31 December 2026.

Company details

London, England Contains OS data © Crown copyright and database right. Contains Royal Mail data © Royal Mail copyright and database right. Source: Office for National Statistics licensed under the Open Government Licence v.3.0.
Registered name
CASM TECHNOLOGY LLP
Company number
OC387940
Registered office
483 GREEN LANES, LONDON, N13 4BS, ENGLAND · 1,973 other companies at this postcode
Company type
Limited Liability Partnership
Incorporated on
18 September 2013
Status
Active
Age
12 years
Previous names
CASM CONSULTING LLP (to 20 May 2020)
Accounts — next due
31 Dec 2026
Accounts — last made up to
31 Mar 2025
Confirmation statement — next due
02 Oct 2026
Confirmation statement — last
18 Sept 2025

What the register says

Facts from the register, with the dates they are filed under. Not a score: what they mean is for you to judge, and every line can be checked against Companies House itself.

Companies House register snapshot, read 02/09/2026.

People with significant control

Beneficial owners holding over 25% of shares, voting rights or the right to appoint directors

Dr Andrew David Robertson
significant influence or control limited liability partnership
Notified 09/06/2023
Dr Francesca Arcostanzo
significant influence or control limited liability partnership
Notified 09/06/2023
Dr Jack Frederick Pay
significant influence or control limited liability partnership
Notified 09/06/2023
Dr Nestor Prieto Chavana
significant influence or control limited liability partnership
Notified 08/08/2023
Mr Alex Krasodomski-Jones
significant influence or control limited liability partnership
Notified 09/06/2023
Mr Carl Jackiere Miller
significant influence or control limited liability partnership
Notified 08/08/2023
Mr Christopher Jozef Inskip
significant influence or control limited liability partnership
Notified 09/06/2023
Mr Jonathan Jones
significant influence or control limited liability partnership
Notified 07/04/2025
Mr Joshua Peter Holborn Smith
significant influence or control limited liability partnership
Notified 09/06/2023
Mr Justin Michael Crow
significant influence or control limited liability partnership
Notified 09/06/2023
Mr Simon Wibberley
significant influence or control limited liability partnership
Notified 09/06/2023
Mrs Mary Robertson
significant influence or control limited liability partnership
Notified 07/04/2025
Mr Thomas David Harvey
significant influence or control limited liability partnership
Notified 07/04/2025
Professor David Jeremy Weir
significant influence or control limited liability partnership
Notified 09/06/2023
Prof Jeremy Paul Reffin
significant influence or control limited liability partnership
Notified 09/06/2023

Corporate structure

Who controls this company, and who they control in turn

15 controllers Drag to move · scroll to zoom · double-click to expand
Company Person Current control Ended

Connections

Dr Andrew David Robertson
born 09/1988 · England significant influence or control limited liability partnership Notified 09/06/2023
Dr Francesca Arcostanzo
born 12/1989 · Italy significant influence or control limited liability partnership Notified 09/06/2023
Dr Jack Frederick Pay
born 02/1984 · England significant influence or control limited liability partnership Notified 09/06/2023
Dr Nestor Prieto Chavana
born 09/1986 · England significant influence or control limited liability partnership Notified 08/08/2023
Mr Alex Krasodomski-Jones
born 10/1988 · England significant influence or control limited liability partnership Notified 09/06/2023
Mr Carl Jackiere Miller
born 11/1985 · England significant influence or control limited liability partnership Notified 08/08/2023 Controls 2 companies
Mr Christopher Jozef Inskip
born 01/1994 · England significant influence or control limited liability partnership Notified 09/06/2023
Mr Jonathan Jones
born 07/1991 · England significant influence or control limited liability partnership Notified 07/04/2025
Mr Joshua Peter Holborn Smith
born 03/1989 · England significant influence or control limited liability partnership Notified 09/06/2023
Mr Justin Michael Crow
born 12/1988 · England significant influence or control limited liability partnership Notified 09/06/2023
Mr Simon Wibberley
born 03/1987 · England significant influence or control limited liability partnership Notified 09/06/2023
Mrs Mary Robertson
born 04/1985 · England significant influence or control limited liability partnership Notified 07/04/2025
Mr Thomas David Harvey
born 08/1987 · England significant influence or control limited liability partnership Notified 07/04/2025 Controls 2 companies
Professor David Jeremy Weir
born 12/1959 · England significant influence or control limited liability partnership Notified 09/06/2023 Controls 2 companies
Prof Jeremy Paul Reffin
born 03/1966 · England significant influence or control limited liability partnership Notified 09/06/2023 Controls 3 companies

Change history

Reconstructed from the dated records Companies House publishes

DateChangeWasNow
07/04/2025 Person with significant control added Mr Thomas David Harvey
07/04/2025 Person with significant control added Mrs Mary Robertson
07/04/2025 Person with significant control added Mr Jonathan Jones
08/08/2023 Person with significant control added Mr Carl Jackiere Miller
08/08/2023 Person with significant control added Dr Nestor Prieto Chavana
09/06/2023 Person with significant control added Prof Jeremy Paul Reffin
09/06/2023 Person with significant control added Professor David Jeremy Weir
09/06/2023 Person with significant control added Mr Simon Wibberley
09/06/2023 Person with significant control added Mr Justin Michael Crow
09/06/2023 Person with significant control added Mr Joshua Peter Holborn Smith
09/06/2023 Person with significant control added Mr Christopher Jozef Inskip
09/06/2023 Person with significant control added Mr Alex Krasodomski-Jones
09/06/2023 Person with significant control added Dr Jack Frederick Pay
09/06/2023 Person with significant control added Dr Francesca Arcostanzo
09/06/2023 Person with significant control added Dr Andrew David Robertson
20/05/2020 Registered name changed CASM CONSULTING LLP CASM TECHNOLOGY LLP

Financial highlights

Parsed from the filed statutory accounts (£ thousands, except employees)

Source: Companies House bulk data filed accounts (iXBRL)
Metric FY2025FY2024
Employees (avg) 8
▲ 14.3%
7

Documents for CASM TECHNOLOGY LLP

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Company extract£1.99

The full registration record as held today — name, number, status, registered office, company type, previous names, officers, PSC and SIC codes, timestamped for your file.

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Financial statements£3.99

Every figure the company’s own accounts state, across each filed period, with year-on-year movement. Most UK companies file small or micro-entity accounts — a balance sheet and a headcount, no turnover or profit.

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Ownership report£3.99

Who controls the company: persons with significant control, the nature of that control, the ownership graph and every other company those controllers hold.

PDF Order

Data protection register

Registered with the Information Commissioner's Office as a data protection fee payer.

Casm Technology Llp — N13 4BS
Tier 2 · renews 21/06/2027
ICO entry

The ICO publishes no company number, so this is matched on the registered name and confirmed by the postcode. Check the ICO entry before relying on it.

Get this company via API

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Frequently asked questions

What is the company number of CASM TECHNOLOGY LLP?
According to the official registry, the company number of CASM TECHNOLOGY LLP is OC387940.
Where is CASM TECHNOLOGY LLP registered?
The registered office is 483 GREEN LANES, LONDON, N13 4BS, ENGLAND.
Who controls CASM TECHNOLOGY LLP?
Dr Andrew David Robertson is recorded as a person with significant control, and significant influence or control limited liability partnership.
When are the next accounts of CASM TECHNOLOGY LLP due?
The next annual accounts are due by 31 December 2026, and the last accounts were made up to 31 March 2025.

About CASM TECHNOLOGY LLP (OC387940)

CASM TECHNOLOGY LLP is a limited liability partnership incorporated on 18 September 2013 and registered in the United Kingdom under company number OC387940. Its registered office is at 483 GREEN LANES, LONDON, N13 4BS, ENGLAND. The company is currently active , with statutory accounts last made up to 31 March 2025. , and the person with significant control is Dr Andrew David Robertson. This profile is provided by opendata.bot by Noetikos, aggregating official data from Companies House bulk data , last refreshed 2 September 2026.

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