opendata.bot
Company number
OC356207

H2O AM LLP

Officer · GUILLOUX, Loic Herve Alain and 25 others
Active
✓ Active company on the official register. Next accounts due 30 September 2027.
1 outstanding charge registered against this company. View charges.

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
H2O AM LLP
Company number
OC356207
Registered office
81 FULHAM ROAD, LONDON, SW3 6RD, UNITED KINGDOM · 124 other companies at this postcode
Company type
Limited Liability Partnership
Incorporated on
5 July 2010
Status
Active
Age
16 years
Accounts — next due
30 Sept 2027
Accounts — last made up to
31 Dec 2025
Confirmation statement — next due
19 Jul 2027
Confirmation statement — last
05 Jul 2026

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.

Officers

2 active · 24 resigned

llp-designated-member
Appointed 01/01/2019
Active
corporate-llp-designated-member
Appointed 05/07/2010
Active

People with significant control

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

H2o Am (Corporate Member) Limited
voting rights 25 to 50 percent limited liability partnership · right to share surplus assets 75 to 100 percent limited liability partnership
Notified 06/04/2016

Corporate structure

Who controls this company, and who they control in turn

1 controller Drag to move · scroll to zoom · double-click to expand
Company Person Current control Ended

Connections

Corporate owner voting rights 25 to 50 percent limited liability partnership · right to share surplus assets 75 to 100 percent limited liability partnership Notified 06/04/2016

Serving officers

llp-designated-member Appointed 01/01/2019
corporate-llp-designated-member Appointed 05/07/2010

Change history

Reconstructed from the dated records Companies House publishes

DateChangeWasNow
18/12/2024 Charge registered A registered charge
31/07/2023 Llp-member resigned WATTEAUX, Philippine
31/07/2023 Llp-member resigned PIANKO, Juliette Marie
31/07/2023 Llp-member resigned PELISSOU, Florian
31/07/2023 Llp-member resigned GENESSAY, Matthieu
31/07/2023 Llp-member resigned GALVIN, Andrew
31/07/2023 Llp-member resigned GAILLARD, Stephane Roger Henri
31/07/2023 Llp-member resigned DUBREUIL, Pascal
31/07/2023 Llp-member resigned DELABRE, Thomas
31/07/2023 Llp-member resigned CONSIGNY, Timothee
31/07/2023 Llp-member resigned CHAILLEY, Vincent Francois Claude
31/07/2023 Llp-designated-member resigned MAUDHUIT, Marc Maurice Henri
31/07/2023 Llp-designated-member resigned CRASTES, Bruno Aime Paul
03/01/2023 Llp-member resigned CADIOU, Loic Henri Joseph
05/01/2022 Llp-member resigned BERNARD, Phillippe Jacques Michel
29/09/2021 Llp-member resigned ALBA, Jean-Noel Yves
27/09/2021 Llp-member resigned BERIOT, Cyril
24/05/2021 Llp-member resigned DUHOT, Jean-Jacques
17/03/2021 Llp-member resigned LEGOFF, Gonzague
01/12/2020 Llp-member appointed BERNARD, Phillippe Jacques Michel

Financial highlights

No figures could be read from the accounts filed on 16 Jul 2026. Companies House holds some filings only as a document image, which carries no tagged figures; the filing itself is on the register either way.

Documents for H2O AM LLP

Need this one company on file? Buy the document on its own — no plan required.

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.

PDF Order
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.

PDF + CSV Order
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

Filing history

Most recent filings

AA — accounts-with-accounts-type-full
accounts
LLCS01 — confirmation-statement-with-no-updates
confirmation-statement
LLPSC05 — change-to-a-person-with-significant-control-limited-liability-partnership
persons-with-significant-control
LLCH02 — change-corporate-member-limited-liability-partnership-with-name-change-date
officers
LLPSC05 — change-to-a-person-with-significant-control-limited-liability-partnership
persons-with-significant-control
LLCH01 — change-person-member-limited-liability-partnership-with-name-change-date
officers
LLCH02 — change-corporate-member-limited-liability-partnership-with-name-change-date
officers
LLAD01 — change-registered-office-address-limited-liability-partnership-with-date-old-address-new-address
address
AA — accounts-with-accounts-type-full
accounts
LLCS01 — confirmation-statement-with-no-updates
confirmation-statement
AA — accounts-with-accounts-type-full
accounts
LLMR01 — mortgage-create-with-deed-with-charge-number-charge-creation-date-limited-liability-partnership
mortgage
LLCS01 — confirmation-statement-with-no-updates
confirmation-statement
LLCH01 — change-person-member-limited-liability-partnership-with-name-change-date
officers
LLTM01 — termination-member-limited-liability-partnership-with-name-termination-date
officers
LLTM01 — termination-member-limited-liability-partnership-with-name-termination-date
officers
LLTM01 — termination-member-limited-liability-partnership-with-name-termination-date
officers
LLTM01 — termination-member-limited-liability-partnership-with-name-termination-date
officers
LLTM01 — termination-member-limited-liability-partnership-with-name-termination-date
officers
LLTM01 — termination-member-limited-liability-partnership-with-name-termination-date
officers
LLTM01 — termination-member-limited-liability-partnership-with-name-termination-date
officers
LLTM01 — termination-member-limited-liability-partnership-with-name-termination-date
officers
LLTM01 — termination-member-limited-liability-partnership-with-name-termination-date
officers
LLTM01 — termination-member-limited-liability-partnership-with-name-termination-date
officers
LLTM01 — termination-member-limited-liability-partnership-with-name-termination-date
officers

Charges

1 outstanding · 0 satisfied

A registered charge — persons entitled: Kroll Trustee Services Limited (And Its Successors in Title and Permitted Transferees)
outstanding

Data protection register

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

H2o Am Llp — W1G 0PW
Tier 2 · renews 03/06/2027
ICO entry

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

Get this company via API

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GET /v1/company/gb/OC356207
X-Api-Key: $OPENDATA_KEY
Read the API docs

Frequently asked questions

What is the company number of H2O AM LLP?
According to the official registry, the company number of H2O AM LLP is OC356207.
Where is H2O AM LLP registered?
The registered office is 81 FULHAM ROAD, LONDON, SW3 6RD, UNITED KINGDOM.
Who runs H2O AM LLP?
GUILLOUX, Loic Herve Alain is listed among the officers of H2O AM LLP.
Who controls H2O AM LLP?
H2o Am (Corporate Member) Limited is recorded as a person with significant control, and voting rights 25 to 50 percent limited liability partnership, right to share surplus assets 75 to 100 percent limited liability partnership.
When are the next accounts of H2O AM LLP due?
The next annual accounts are due by 30 September 2027, and the last accounts were made up to 31 December 2025.
Does H2O AM LLP have any outstanding charges?
Yes — 1 outstanding charge is registered against the company.

About H2O AM LLP (OC356207)

H2O AM LLP is a limited liability partnership incorporated on 5 July 2010 and registered in the United Kingdom under company number OC356207. Its registered office is at 81 FULHAM ROAD, LONDON, SW3 6RD, UNITED KINGDOM. The company is currently active , with statutory accounts last made up to 31 December 2025. 26 active officers are on record , and the person with significant control is H2o Am (Corporate Member) Limited. 1 outstanding charge is registered against it. This profile is provided by opendata.bot by Noetikos, aggregating official data from Companies House bulk data , last refreshed 12 September 2026.

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