AVENTUM GROUP LIMITED

UK registered

Companies House number 12069323·10 UK shareholdings·3 ownership layers

AVENTUM GROUP LIMITED is a UK-registered corporate shareholder (Companies House number 12069323) and holds shares in 10 active UK companies, recorded across 11 share-class positions on their Companies House confirmation statements (CS01). Beneath those direct holdings OpenRegistry resolves a further 18 companies spanning 3 ownership layers, of which 5 direct holdings are themselves holding companies; the persons-with-significant-control register independently agrees on 8 of these holdings. It ranks #1,539 of 54,210 corporate shareholders by number of active UK holdings. Programmatic access via MCP at https://openregistry.sophymarine.com/mcp.

Companies held
10

Share-class positions
11

Identity
UK company 12069323

Jurisdiction
UNITED KINGDOM

Ownership layers below
3

Holdings that are holding companies
5

PSC register agrees on
8 holdings

Company profile

Companies House profile of AVENTUM GROUP LIMITED

Shareholders

Shares held by AVENTUM GROUP LIMITED in 10 UK companies

Ownership chain

18 companies across 3 layers beneath AVENTUM GROUP LIMITED

Official record

Companies House record 12069323

Shareholdings

Every company AVENTUM GROUP LIMITED appears on as a member, as filed. 10 of 10 are linked to their Companies House profile.

Company held	Status	Accounts	Share class	Shares	% of class	% of capital	Total % of capital	As of
CONSILIUM INSURANCE BROKERS LIMITED ▼03149879	Active	FULL	ORDINARY	50,000	100.00%	100.00%	100.00%	2024-09-11
MULBERRY RISK LIMITED10735405	Active	TOTAL EXEMPTION FULL	PREFERENCE	150,000	100.00%	99.89%	100.00%	2022-10-20
MULBERRY RISK LIMITED10735405	Active	TOTAL EXEMPTION FULL	ORDINARY	160	100.00%	0.11%	100.00%	2022-10-20
PIKL INSURANCE SERVICES LIMITED10449346	Active	TOTAL EXEMPTION FULL	ORDINARY	44,618	1.11%	1.11%	1.11%	2026-04-28
ROKSTONE GROUP LIMITED ▼10397192	Active	FULL	ORDINARY	0				2021-09-26
IMPERIUM MANAGEMENT GROUP LTD ▼11930598	Active	DORMANT	ORDINARY	1,298,672				2024-07-10
NOVUS GROUP HOLDINGS LIMITED ▼12646683	Active	DORMANT	ORDINARY	100				2022-06-25
ROKSTONE GROUP HOLDINGS LIMITED ▼12732500	Active	AUDIT EXEMPTION SUBSIDIARY	ORDINARY	101,535				2022-07-19
SECURUS RISK ADVISORS LIMITED12762488	Active	TOTAL EXEMPTION FULL	ORDINARY	100				2022-06-25
AVENTUM GROUP MANAGEMENT SERVICES LIMITED13131988	Active	DORMANT	ORDINARY	100				2022-01-12
AVENTUM CAPITAL LIMITED13142328	Active	DORMANT	ORDINARY	100				2026-01-17

Ownership structure below these holdings

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

CONSILIUM INSURANCE BROKERS LIMITED03149879
- CONSILIUM SYNERGY HOLDCO LIMITED14242022 ORDINARY · 100.00%
  - CONSILIUM FACULTATIVE RISK SOLUTIONS LIMITED14582057 ORDINARY · 75.00%
  - CONSILIUM PROFESSIONAL & EXECUTIVE RISK SOLUTIONS LIMITED14242844 ORDINARY · 68.50%
- CONSILIUM GLOBAL PROPERTY LIMITED15650484 ORDINARY · 92.50%
- CONSILIUM CARGO LIMITED16083350 ORDINARY · 87.50%
- NOVUS UNDERWRITING LTD10844265 ORDINARY
ROKSTONE GROUP LIMITED10397192
- ROKSTONE ENGINEERING RISKS LIMITED13996536 ORDINARY · 82.50%
- ROKSTONE POWER SERVICES LIMITED13509756 ORDINARY · 80.00%
- ROKSTONE SPECIALTY TREATY LIMITED16438812 A ORDINARY / ORDINARY · 80.00%
- ROKSTONE AVIATION LIMITED12686038 ORDINARY A · 0.00%
- ROKSTONE ACCIDENT & HEALTH LTD15163624 ORDINARY
- ROKSTONE SPORTS AND PRIZE INDEMNITY LIMITED13349818 A ORDINARY / B ORDINARY / ORDINARY
- ROKSTONE SPECIAL RISKS LIMITED13548088 A ORDINARY / ORDINARY
- ROKSTONE PROFESSIONAL INDEMNITY RISKS LIMITED14530105 ORDINARY
- ROKSTONE NA GENERAL LIABILITY LIMITED15898683 ORDINARY
IMPERIUM MANAGEMENT GROUP LTD11930598
- IFARM MANAGEMENT LTD09749684 ORDINARY
NOVUS GROUP HOLDINGS LIMITED12646683
- NOVUS UNDERWRITING LTD10844265 ORDINARY
ROKSTONE GROUP HOLDINGS LIMITED12732500
- ROKSTONE AVIATION LIMITED12686038 ORDINARY · 100.00%

Related company owners

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

THE ORIGINAL HOLDING COMPANY LIMITED02705065 1 shared holding
NEWELL PROPERTIES DEVELOPMENTS LIMITED05061594 1 shared holding
NEW ANGLIA CAPITAL LTD08512619 1 shared holding
INSTECH VENTURES LIMITED10059549 1 shared holding
ROKSTONE GROUP HOLDINGS LIMITED12732500 1 shared holding
SPWONE II LIMITED13415157 1 shared holding

Other corporate shareholders of comparable size registered in UNITED KINGDOM:

HLD GOC HOLDINGS LIMITED11961170 10 UK holdings
LONGACRE GROUP LIMITED11976847 10 UK holdings
TARGET HEALTHCARE REIT PLC11990238 10 UK holdings
THE LIGHTBULB TRUST12013541 10 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.