BRITISH BUSINESS BANK PLC

UK registered

Companies House number 08616013·8 UK shareholdings·5 ownership layers

BRITISH BUSINESS BANK PLC is a UK-registered corporate shareholder (Companies House number 08616013) and holds shares in 8 active UK companies, recorded across 8 share-class positions on their Companies House confirmation statements (CS01). Beneath those direct holdings OpenRegistry resolves a further 88 companies spanning 5 ownership layers, of which 2 direct holdings are themselves holding companies; the persons-with-significant-control register independently agrees on 2 of these holdings. It ranks #2,330 of 54,210 corporate shareholders by number of active UK holdings. Programmatic access via MCP at https://openregistry.sophymarine.com/mcp.

Companies held
8

Share-class positions
8

Identity
UK company 08616013

Jurisdiction
UNITED KINGDOM

Ownership layers below
5

Holdings that are holding companies
2

PSC register agrees on
2 holdings

Company profile

Companies House profile of BRITISH BUSINESS BANK PLC

Shareholders

Shares held by BRITISH BUSINESS BANK PLC in 8 UK companies

Ownership chain

88 companies across 5 layers beneath BRITISH BUSINESS BANK PLC

Official record

Companies House record 08616013

Shareholdings

Every company BRITISH BUSINESS BANK PLC appears on as a member, as filed. 8 of 8 are linked to their Companies House profile.

Company held	Status	Accounts	Share class	Shares	% of class	% of capital	Total % of capital	As of
RESPIRATORY ANALYTICS LTDNI665781	Active	MICRO ENTITY	PREFERENCE	9,573	31.65%	5.38%	5.38%	2025-11-13
TUAL TECHNOLOGY LTDSC767622	Active	TOTAL EXEMPTION FULL	ORDINARY	16,470	1.11%	1.11%	1.11%	2026-04-27
BUYAPOWA LIMITED07574698	Active	TOTAL EXEMPTION FULL	ORDINARY	513,768				2024-02-23
BRITISH BUSINESS FINANCE LTD09091928	Active	AUDIT EXEMPTION SUBSIDIARY	ORDINARY	642,315,457				2025-11-20
PIRATE STUDIOS LIMITED09669260	Active	GROUP	ORDINARY B	0				2025-07-03
MINIBEMS LIMITED ▼10293229	Active	TOTAL EXEMPTION FULL	SERIES A PREFERRED	0				2023-07-24
BBB INVESTMENT HOLDINGS LIMITED ▼11270966	Active	SMALL	ORDINARY	3,116,240,161				2025-11-20
CYTOMOS LIMITEDSC401416	Active	TOTAL EXEMPTION FULL	ORDINARY	130,434				2025-06-10

Ownership structure below these holdings

88 further companies sit beneath this entity’s direct holdings, across 5 layers. Each is linked to its Companies House profile.

MINIBEMS LIMITED10293229
- HESCO (SOUTH EAST) LTD13024845 ORDINARY · 51.00%
BBB INVESTMENT HOLDINGS LIMITED11270966
- NATIONS AND REGIONS INVESTMENTS LIMITED14777628 ORDINARY
- BBB INVESTMENT SERVICES LIMITED15662260 ORDINARY
- BBB MANDATES LIMITED16284145 ORDINARY
- BRITISH BUSINESS INVESTMENTS LTD09091930 ORDINARY
  - SPACE FORGE LIMITED11646188 SERIES A-1 PREFERRED / SERIES A-2 PREFERRED / SERIES SEED PREFERRED · 4.98%
  - PPC PROTECT LIMITED10359736 SERIES A · 4.11%
  - CHEMIFY LIMITEDSC645290 SERIES A · 0.26%
  - ROCK EXTRACTION LIMITEDNI627781 ORDINARY
  - CUMULUS ONCOLOGY LIMITEDSC581311 PREFERRED
    - NODUS ONCOLOGY LIMITEDSC658917 A1 ORDINARY / A2 ORDINARY / ORDINARY · 74.22%
- BRITISH PATIENT CAPITAL LIMITED11271076 ORDINARY
  - CURVE THERAPEUTICS LIMITED11989962 SERIES A-2 PREFERRED · 19.35%
  - MICROBIOTICA LIMITED10269808 ORDINARY / SERIES B · 14.22%
  - EPILEPSYGTX LIMITED13415161 SERIES A-2 PREFERENCE · 13.11%
  - NRG THERAPEUTICS LTD11294505 SERIES B · 12.65%
  - TENPOINT THERAPEUTICS HOLDING LIMITED15802446 SERIES A · 10.83%
  - MAXION THERAPEUTICS LIMITED12560803 SERIES A · 10.59%
  - CYBERSMART LTD10088945 B PREFERRED · 9.15%
  - GREY WOLF THERAPEUTICS LIMITED10989365 SERIES B PREFERRED / SERIES B2 PREFERRED · 8.75%
  - NUCLEOME THERAPEUTICS LIMITED12109297 SERIES A · 7.13%
  - OMASS THERAPEUTICS LIMITED10028228 SERIES B · 6.49%
  - QUANTUM MOTION TECHNOLOGIES LIMITED10867089 SERIES B1 · 6.20%
  - NUCLERA LTD08663936 SERIES C · 6.14%
  - STREAM GROUP HOLDINGS LTD11285808 A PREFERRED / C PREFERRED / D1 PREFERRED / D2 PREFERRED / ORDINARY · 5.61%
    - WAGESTREAM FINANCE HOLDINGS LTD14676000 ORDINARY
      - STREAM FINANCIAL SERVICES LTD12227891 ORDINARY
    - WAGESTREAM FINANCIAL SERVICES UK LIMITED13926226 ORDINARY
    - STREAM PLATFORMS LTD11173225 ORDINARY
      - WAGESTREAM UK FRONTLINE I LTD13754994 ORDINARY
  - PROXIMIE LIMITED10509541 SERIES C PREFERRED · 5.60%
  - PARAGRAF LIMITED09889431 PREFERRED 1 / PREFERRED 3 · 4.76%
  - PERSPECTUM GROUP LTD13449248 SERIES C PREFERRED SHARES · 4.19%
    - PERSPECTUM LTD08219473 ORDINARY SHARES / SERIES B PREFERRED SHARES
  - DEXORY LIMITED09448674 SERIES C · 3.78%
    - BOTSANDUS OPERATIONS LTD.14344074 ORDINARY
  - QUELL THERAPEUTICS LIMITED11890040 SERIES B PREFERRED · 2.39%
  - ULTRALEAP HOLDINGS LIMITED10051029 D SERIES PREFERRED SHARES · 2.16%
    - ULTRAHAPTICS IP LTD10050961 ORDINARY
  - FORM3 GROUP LIMITED13762564 SERIES C-2 SHARES · 1.97%
    - FORM3 TECHNOLOGY LIMITED13631478 ORDINARY · 100.00%
    - FORM3 UK LIMITED09954425 ORDINARY · 100.00%
  - ACCURX LIMITED10184077 SERIES B · 1.96%
  - THOUGHT MACHINE GROUP LIMITED11114277 B1 ORDINARY / C1 PREFERENCE · 1.85%
    - THOSE BEYOND STUDIOS LIMITED13557508 ORDINARY · 0.00%
  - NORTHERN GRITSTONE LIMITED12982592 ORDINARY · 1.69%
    - MICROLUB LIMITED15032046 A ORDINARY / ORDINARY · 33.92%
    - PHOVIR TECHNOLOGIES LIMITED14756844 A ORDINARY / ORDINARY · 28.84%
    - LITERAL LABS LTD14746541 A ORDINARY · 24.75%
    - SILVERRAY LTD11339711 A ORDINARY / ORDINARY · 24.20%
    - CAVERO QUANTUM LIMITED13028884 A ORDINARY / ORDINARY · 23.72%
    - OPTALYSYS LTD08575493 SERIES A · 22.53%
    - APINI THERAPEUTICS LIMITED13767202 ORDINARY / SERIES A · 15.94%
    - IMPERAGEN LIMITED13761050 A1 ORDINARY / ORDINARY · 12.29%
    - CABLE COATINGS LIMITED10096075 SERIES SEED B PREFERENCE SHARES · 7.06%
    - QV BIOELECTRONICS LTD.11608210 A ORDINARY · 5.22%
    - EVOLUTOR LIMITED13882589 A ORDINARY · 1.37%
    - OLO ROBOTICS LTD12516316 ORDINARY B
    - OPTERAN TECHNOLOGIES LIMITED12494709 A2 SHARES / A3 SHARES
    - MIMETRIK SOLUTIONS LIMITED12456980 A ORDINARY
    - RECOURSE AI LTD.11269312 ORDINARY
    - AUXETEC LIMITED12925662 A ORDINARY / ORDINARY
    - PENCIL BIOSCIENCES LIMITED11660861 SEED
    - NORTHERN GRITSTONE INVESTMENT MANAGER LIMITED15186303 ORDINARY
    - PIXEL-FLO LIMITED16387880 A ORDINARY / ORDINARY
    - PHLUX TECHNOLOGY LTD12908876 ORDINARY / SEED PREFERRED / SERIES A
    - C-CAPTURE LIMITED06912622 ORDINARY
    - ADSILICO LIMITED14263453 A ORDINARY / ORDINARY
    - FLOREON TECHNOLOGY LIMITED07850630 A ORDINARY
    - CRUCIBLE THERAPEUTICS LIMITED14690230 ORDINARY / SEED
    - SIMANALYTICA LIMITED11996161 C ORDINARY
  - GARRISON TECHNOLOGY LTD09286531 B1 PREFERRED SHARES · 0.00%
  - TENPOINT THERAPEUTICS LIMITED12862607 SERIES A · 0.00%
  - OXFORD QUANTUM CIRCUITS LIMITED10803852 SERIES A2 / SERIES B1
  - PRAGMATIC SEMICONDUCTOR LIMITED07423954 C ORDINARY / D ORDINARY
  - PHAGENESIS LIMITED06308699 SERIES D1 ORDINARY
  - GLOBAL SATELLITE VU LTD10163800 SERIES A3 PREFERRED
  - MYRICX PHARMA LIMITED12082645 SERIES A SHARES
  - QUANTEXA LIMITED10045407 A2 SHARES / ORDINARY A SHARES / SERIES A / SERIES B / SERIES C / SERIES D PREFERENCE / SERIES E PREFERENCE / SERIES F PREFERENCE
  - PURESPRING THERAPEUTICS LIMITED12543677 SERIES B1
  - EPSILOGEN LTD10295520 ORDINARY / SERIES B
  - POLYAI LIMITED11048129 SERIES D PREFERRED
  - CAMBRIDGE GAN DEVICES LIMITED10430656 C ORDINARY 0.0001 GBP
  - TOKAMAK ENERGY LTD07054929 SERIES C1
    - QDOT TECHNOLOGY LTD11613626 ORDINARY · 0.45%
    - RIDGWAY MACHINES LIMITED04633707 ORDINARY
  - ICEOTOPE GROUP LIMITED08783357 SERIES B PREFERENCE / SERIES B1 PREFERENCE
    - ICEOTOPE TECHNOLOGIES LIMITED08004482 ORDINARY

Related company owners

Corporate shareholders that hold shares in the same UK companies as BRITISH BUSINESS BANK PLC:

EVINOX HOLDING LTD14525726 3 shared holdings
FAIR BY DESIGN (GP) LTD.07510204 2 shared holdings
BLACKBEARD LTD08529551 2 shared holdings
INNOVATION ULSTER LIMITEDNI033135 2 shared holdings
SET HOLDING III COOPERATIEF UA 2 shared holdings
ASCENSION VENTURES LIMITED07766902 1 shared holding

Other corporate shareholders of comparable size registered in UNITED KINGDOM:

FISHBURN PROPERTY LIMITED08501171 8 UK holdings
TRU SEAL PLASTICS HOLDINGS LTD08591453 8 UK holdings
AB TRADING AND INVESTING LTD08594877 8 UK holdings
BHL (UK) HOLDINGS LTD08604368 8 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.