OXYGEN HOUSE GROUP LIMITED

UK registered

Companies House number 08306319·11 UK shareholdings·3 ownership layers

OXYGEN HOUSE GROUP LIMITED is a UK-registered corporate shareholder (Companies House number 08306319) and holds shares in 11 active UK companies, recorded across 13 share-class positions on their Companies House confirmation statements (CS01). Beneath those direct holdings OpenRegistry resolves a further 26 companies spanning 3 ownership layers, of which 8 direct holdings are themselves holding companies; the persons-with-significant-control register independently agrees on 8 of these holdings. It ranks #1,262 of 54,210 corporate shareholders by number of active UK holdings. Programmatic access via MCP at https://openregistry.sophymarine.com/mcp.

Companies held
11

Share-class positions
13

Identity
UK company 08306319

Jurisdiction
UNITED KINGDOM

Ownership layers below
3

Holdings that are holding companies
8

PSC register agrees on
8 holdings

Company profile

Companies House profile of OXYGEN HOUSE GROUP LIMITED

Shareholders

Shares held by OXYGEN HOUSE GROUP LIMITED in 11 UK companies

Ownership chain

26 companies across 3 layers beneath OXYGEN HOUSE GROUP LIMITED

Official record

Companies House record 08306319

Shareholdings

Every company OXYGEN HOUSE GROUP LIMITED appears on as a member, as filed. 11 of 11 are linked to their Companies House profile.

Company held	Status	Accounts	Share class	Shares	% of class	% of capital	Total % of capital	As of
GRENADIER ESTATES LTD ▼05442100	Active	AUDIT EXEMPTION SUBSIDIARY	ORDINARY	8,413,401	100.00%	100.00%	100.00%	2025-05-03
SPARX LIMITED ▼07907042	Active	SMALL	ORDINARY	13,862,278	87.39%	87.39%	87.39%	2026-01-12
OXYGEN CONSERVATION PORTFOLIO 1 LIMITED ▼16374100	Active	NO ACCOUNTS FILED	REDEEMABLE PREFERENCE	102,991,327	80.00%	79.99%	80.00%	2026-04-07
OXYGEN CONSERVATION PORTFOLIO 1 LIMITED ▼16374100	Active	NO ACCOUNTS FILED	ORDINARY	16,000	80.00%	0.01%	80.00%	2026-04-07
OXYGEN CONSERVATION LIMITED13340769	Active	SMALL	A ORDINARY	10,000	100.00%	64.00%	64.00%	2025-08-06
BINIT GROUP LIMITED10348676	Active	TOTAL EXEMPTION FULL	CLASS A	17,376	36.80%	23.96%	23.96%	2024-04-08
LYMPSTONE ESTATES LTD ▼10694993	Active	TOTAL EXEMPTION FULL	ORDINARY	140	12.44%	12.44%	12.44%	2025-08-16
CLOUDSOFT CORPORATION LIMITEDSC349230	Active	SMALL	ORDINARY	2,028,098	1.70%	1.58%	1.58%	2025-09-29
LOW CARBON GROUP LIMITED ▼07853501	Active	SMALL	A ORDINARY	50,000				2024-11-18
LOW CARBON GROUP LIMITED ▼07853501	Active	SMALL	B ORDINARY	20,000				2024-11-18
CITY SCIENCE CORPORATION LIMITED09801932	Active	SMALL	ORDINARY	98,019,600				2024-09-29
GLOBAL CITY FUTURES LIMITED10769046	Active	TOTAL EXEMPTION FULL	ORDINARY	100				2025-05-12
WINDWINGS HOLDINGS LIMITED ▼13033269	Active	SMALL	ORDINARY	17,738				2024-10-04

Ownership structure below these holdings

26 further companies sit beneath this entity’s direct holdings, across 3 layers. Each is linked to its Companies House profile.

GRENADIER ESTATES LTD05442100
- ST MARGARET'S RESIDENCES (EXETER) LIMITED08699395 ORDINARY · 100.00%
- GRENADIER EMPEROR LIMITED10404076 ORDINARY · 100.00%
- HARRIER COURT MANAGEMENT COMPANY LIMITED06293336 ORDINARY · 7.69%
SPARX LIMITED07907042
- ALLOYED LIMITED10687859 B PREFERRED · 4.82%
OXYGEN CONSERVATION PORTFOLIO 1 LIMITED16374100
- OXYGEN CONSERVATION HOLDINGS 1B LIMITED15023702 ORDINARY · 100.00%
  - SIBLYBACK CONSERVATION LIMITED15311055 ORDINARY · 100.00%
  - DORBACK CONSERVATION LIMITEDSC824464 ORDINARY · 100.00%
  - SWINELEY CONSERVATION LIMITED13807363 ORDINARY · 100.00%
  - ABERAERON CONSERVATION LIMITED13912739 ORDINARY · 100.00%
  - MORNACOTT CONSERVATION LIMITED14788378 ORDINARY · 100.00%
  - SHROPHAM CONSERVATION LIMITED14788380 ORDINARY · 100.00%
- OXYGEN CONSERVATION HOLDINGS 1 LIMITED14502737 ORDINARY SHARES · 100.00%
  - INVERGELDIE CONSERVATION LIMITEDSC732639 ORDINARY SHARES · 100.00%
  - B&H CONSERVATION LIMITEDSC752068 ORDINARY · 100.00%
LYMPSTONE ESTATES LTD10694993
- COURTLANDS NO 1 (EXMOUTH) MANAGEMENT COMPANY LIMITED05891933 ORDINARY · 17.65%
LOW CARBON GROUP LIMITED07853501
- TRUST POWER LIMITED10144503 ORDINARY · 0.00%
- LOW CARBON WINDCO 1 LIMITED13329308 ORDINARY A · 0.00%
- LOW CARBON GENERAL PARTNER LIMITED09391281 ORDINARY
- HOOLAN ENERGY LIMITED09441184 ORDINARY
- LCIP1 HOLDINGS LIMITED09675601 ORDINARY
  - LOW CARBON INVESTMENT PARTNERS 1 LIMITED11243263 ORDINARY
- LOW CARBON NETHERLANDS LIMITED10861640 A ORDINARY
- LOW CARBON ROOFTOPS LIMITED10869493 ORDINARY
- PARK FARM SOLAR LIMITED07697959 ORDINARY
- CAMBER SOLAR PROJECT LIMITED09412040 ORDINARY
WINDWINGS HOLDINGS LIMITED13033269
- BA TECHNOLOGIES LIMITED10901341 ORDINARY

Related company owners

Corporate shareholders that hold shares in the same UK companies as OXYGEN HOUSE GROUP LIMITED:

BLUE LIZARD CONSULTING LIMITED04222542 5 shared holdings
CHANROSSA GROUP LIMITEDSC499950 2 shared holdings
DARTS FARM LIMITED04296191 1 shared holding
SCOTTISH LOAN FUND LPSL008545 1 shared holding

Other corporate shareholders of comparable size registered in UNITED KINGDOM:

HGAM LTD07971263 11 UK holdings
ASSUREDPARTNERS INTERNATIONAL LIMITED08116277 11 UK holdings
VITA VENTURES LIMITED08250818 11 UK holdings
MAYFIELD PROPERTY GROUP LIMITED08259114 11 UK holdings
WPP JUBILEE LIMITED08286875 11 UK holdings
DOWGATE LIMITED08365389 11 UK holdings

Every company on this page is identified by its original Companies House registration number, shown beside its name and repeated in the data-company-number attribute of the same element. A shareholder that does not resolve to a registered company carries no number.

▼ marks a holding that itself holds shares in further companies, so ownership continues below it.

“% of capital” is the entity’s share of issued capital by nominal value, the correct basis when a company has multiple share classes.

Figures are as filed on each company’s most recent confirmation statement; the “As of” column gives that statement date. Source: Companies House Free Company Data and CS01 confirmation statements. Official record: find-and-update.company-information.service.gov.uk.