UK INNOVATION AND SCIENCE SEED FUND

Foreign holder

18 UK shareholdings·2 ownership layers

UK INNOVATION AND SCIENCE SEED FUND is a corporate shareholder registered in ENGLAND and holds shares in 18 active UK companies, recorded across 24 share-class positions on their Companies House confirmation statements (CS01). Beneath those direct holdings OpenRegistry resolves a further 3 companies spanning 2 ownership layers, of which 4 direct holdings are themselves holding companies; the persons-with-significant-control register independently agrees on 2 of these holdings. It ranks #480 of 54,210 corporate shareholders by number of active UK holdings. Programmatic access via MCP at https://openregistry.sophymarine.com/mcp.

Companies held
18

Share-class positions
24

Identity
ENGLAND entity

Jurisdiction
ENGLAND

Ownership layers below
2

Holdings that are holding companies
4

PSC register agrees on
2 holdings

Company profile

UK INNOVATION AND SCIENCE SEED FUND is a ENGLAND entity; OpenRegistry holds no UK register profile for it.

Shareholders

Shares held by UK INNOVATION AND SCIENCE SEED FUND in 18 UK companies

Ownership chain

3 companies across 2 layers beneath UK INNOVATION AND SCIENCE SEED FUND

Official record

Browse the UK register

Shareholdings

Every company UK INNOVATION AND SCIENCE SEED FUND appears on as a member, as filed. 18 of 18 are linked to their Companies House profile.

Company held	Status	Accounts	Share class	Shares	% of class	% of capital	Total % of capital	As of
IGS (INTERNATIONAL GEOSCIENCE SERVICES) LIMITED07475665	Active	SMALL	ORDINARY	410,035	29.94%	29.94%	29.94%	2025-12-06
HONUWORX LTDSC663393	Active	TOTAL EXEMPTION FULL	PREFERRED ORDINARY	47,032	76.45%	17.04%	17.04%	2024-09-18
INITION ENERGY LTD13225517	Active	TOTAL EXEMPTION FULL	ORDINARY	133,018	11.08%	10.09%	13.27%	2025-10-13
INITION ENERGY LTD13225517	Active	TOTAL EXEMPTION FULL	A ORDINARY SHARES	41,920	35.71%	3.18%	13.27%	2025-10-13
IFAST DIAGNOSTICS LIMITED14027191	Active	TOTAL EXEMPTION FULL	ORDINARY	18,943	8.26%	5.00%	8.94%	2026-02-28
IFAST DIAGNOSTICS LIMITED14027191	Active	TOTAL EXEMPTION FULL	SEED PREFERRED SHARES	14,932	10.00%	3.94%	8.94%	2026-02-28
Q5D TECHNOLOGIES LIMITED11556045	Active	TOTAL EXEMPTION FULL	SERIES A	121,376	7.53%	4.01%	7.86%	2026-01-31
Q5D TECHNOLOGIES LIMITED11556045	Active	TOTAL EXEMPTION FULL	SEED PREFERRED	116,333	14.99%	3.85%	7.86%	2026-01-31
DIGILAB SOLUTIONS LTD13292372	Active	TOTAL EXEMPTION FULL	SEED PREFERRED	479,368	24.35%	2.94%	2.94%	2026-03-19
TWIG BIO LIMITED14353896	Active	TOTAL EXEMPTION FULL	SERIES SEED PREFERRED	350,000	11.67%	2.63%	2.63%	2025-09-12
AQUARK TECHNOLOGIES LIMITED12384496	Active	TOTAL EXEMPTION FULL	SEED	173,611	20.00%	0.00%	0.00%	2025-01-02
EXACTTRAK LIMITED06433342	Active	TOTAL EXEMPTION FULL	ORDINARY	364,927				2023-11-21
TOKAMAK ENERGY LTD ▼07054929	Active	GROUP	SERIES C1	178,571				2025-10-23
TOKAMAK ENERGY LTD ▼07054929	Active	GROUP	ORDINARY	1,342,752				2025-10-23
KEIT LIMITED08334369	Active	TOTAL EXEMPTION FULL	ORDINARY	10,416				2024-12-18
OXFORD SPACE SYSTEMS LIMITED08683577	Active	MEDIUM	ORDINARY	2,518,233				2025-09-10
TROPIC BIOSCIENCES UK LIMITED ▼10271134	Active	GROUP	SERIES A PREFERRED	56,416				2024-07-10
TROPIC BIOSCIENCES UK LIMITED ▼10271134	Active	GROUP	ORDINARY	35,714				2024-07-10
ZENTRAXA LIMITED10698853	Active	MICRO ENTITY	ORDINARY	24,532				2026-03-29
ZENTRAXA LIMITED10698853	Active	MICRO ENTITY	PREFERRED ORDINARY	15,049				2026-03-29
NANOSYRINX LTD11595354	Active	UNAUDITED ABRIDGED	SEED ORDINARY	232,500				2026-03-16
PRODUCTIVE MACHINES LTD12227915	Active	TOTAL EXEMPTION FULL	PREFERRED	2,882,767				2026-02-20
FUSION ENERGY PARTNERS LIMITED15886120	Active	MICRO ENTITY	PREFERENCE	2,500				2025-08-07
SOLASTA BIO LIMITEDSC661647	Active	SMALL	PREFERENCE	23,202				2023-05-20

Ownership structure below these holdings

3 further companies sit beneath this entity’s direct holdings, across 2 layers. Each is linked to its Companies House profile.

TOKAMAK ENERGY LTD07054929
- QDOT TECHNOLOGY LTD11613626 ORDINARY · 0.45%
- RIDGWAY MACHINES LIMITED04633707 ORDINARY
TROPIC BIOSCIENCES UK LIMITED10271134
- LAVEROCK THERAPEUTICS LIMITED13508159 A ORDINARY / C ORDINARY

Related company owners

Corporate shareholders that hold shares in the same UK companies as UK INNOVATION AND SCIENCE SEED FUND:

LEGAL & GENERAL CAPITAL INVESTMENTS LIMITED08428232 6 shared holdings
EAST INNOVATE LTD13769885 6 shared holdings
CPI ENTERPRISES LIMITED07039250 4 shared holdings
KADMOS CAPITAL I LPLP022359 4 shared holdings
OXFORD INSTRUMENTS PLC00775598 2 shared holdings
B.V.C. LIMITED02366709 2 shared holdings

Other corporate shareholders of comparable size registered in ENGLAND:

ATHERS INVESTMENTS LIMITED (COMPANY NO: 11775972) 9 UK holdings
BIOP GREEN GAS GMBH 8 UK holdings
KRONOS SOLAR PROJECTS GMBH 15 UK holdings
ORRON ENERGY DEVELOPMENT LIMITED 26 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.