United Kingdom companies
Browse the company records we hold from official registers. Open a company to review its stored information and available sources. Coverage and source dates vary; missing fetch dates remain unknown. Check registry coverage.
Staff range is off: no employee counts are loaded from Companies House.
Research candidates onlyNeeds a stored staff count — none loaded from Companies House.
Substantial companiesFiles full, group or medium accounts at Companies House — above the small-company threshold. Not a revenue figure; Companies House publishes none.
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Companies
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Blank fields mean the information is unavailable in this view. Stored contact details need verification and a separate review of whether contact is permitted.
| Company | Country | City | Industry | Staff | Website | Phone | |
|---|---|---|---|---|---|---|---|
| ABER PHOTONICS LIMITED | United Kingdom | LAMPETER | Manufacture of optical precision instruments | — | — | — | — |
| ACUVISTA TECHNOLOGIES LTD | United Kingdom | LONDON | Manufacture of optical precision instruments | — | — | — | — |
| ADAPTIVE EYECARE LIMITED | United Kingdom | LONDON | Manufacture of optical precision instruments | — | — | — | — |
| ADMETEC UK LTD | United Kingdom | WAKEFIELD | Manufacture of optical precision instruments | — | — | — | — |
| ADVANCED INSTRUMENTS LTD. | United Kingdom | LONDON | Manufacture of optical precision instruments | — | — | — | — |
| AILOYED LTD | United Kingdom | BECKENHAM | Manufacture of optical precision instruments | — | — | — | — |
| ALAN NEAL GRAPHICS LIMITED | United Kingdom | CULLERCOATS | Manufacture of optical precision instruments | — | — | — | — |
| ALBAN LASER SYSTEMS LIMITED | United Kingdom | DUNFERMLINE | Manufacture of optical precision instruments | — | — | — | — |
| ALTRO PHOTONICS LTD | United Kingdom | LONDON | Manufacture of optical precision instruments | — | — | — | — |
| AMPLITUDE U.K. LIMITED | United Kingdom | LONDON | Manufacture of optical precision instruments | — | — | — | — |
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| ANDOR TECHNOLOGY LIMITED | United Kingdom | BELFAST | Manufacture of optical precision instruments | — | — | — | — |
| ANM OPTO LIMITED | United Kingdom | MOUNTAIN ASH | Manufacture of optical precision instruments | — | — | — | — |
| AOSCITECH LTD. | United Kingdom | CAMBRIDGE | Manufacture of optical precision instruments | — | — | — | — |
| APOLLO OPTICAL MANUFACTURING LIMITED | United Kingdom | RINGWOOD | Manufacture of optical precision instruments | — | — | — | — |
| APPLIED PHOTONICS LTD | United Kingdom | SKIPTON | Manufacture of optical precision instruments | — | — | — | — |
| ARMSTRONG OPTICAL LIMITED | United Kingdom | KINGS PARK ROAD NORTHAMPTON | Manufacture of optical precision instruments | — | — | — | — |
| ARROW SIGHT OPTICS LTD | United Kingdom | NORTHAMPTON | Manufacture of optical precision instruments | — | — | — | — |
| ARTEMIS OPTICAL (HOLDINGS) LIMITED | United Kingdom | PLYMOUTH | Manufacture of optical precision instruments | — | — | — | — |
| ARTEMIS OPTICAL LIMITED | United Kingdom | PLYMOUTH | Manufacture of optical precision instruments | — | — | — | — |
| ASH TECHNOLOGIES DISTRIBUTION UK LIMITED | United Kingdom | BIRMINGHAM | Manufacture of optical precision instruments | — | — | — | — |
| ASTUTE DEVICES LIMITED | United Kingdom | CAMBRIDGE | Manufacture of optical precision instruments | — | — | — | — |
| ATT WORKS LTD | United Kingdom | LONDON | Manufacture of optical precision instruments | — | — | — | — |
| AUROX LIMITED | United Kingdom | THAME | Manufacture of optical precision instruments | — | — | — | — |
| AVERON SCIENTIFIC LTD | United Kingdom | LONDON | Manufacture of optical precision instruments | — | — | — | — |
| AVICENATECH UK LIMITED | United Kingdom | EDINBURGH | Manufacture of optical precision instruments | — | — | — | — |
| B.J.R. SYSTEMS LIMITED | United Kingdom | HERTFORDSHIRE | Manufacture of optical precision instruments | — | — | — | — |
| BALLCROFT INDUSTRIES LIMITED | United Kingdom | CAMBRIDGE | Manufacture of optical precision instruments | — | — | — | — |
| BALLISTIC INTELLIGENCE LIMITED | United Kingdom | BATH | Manufacture of optical precision instruments | — | — | — | — |
| BECK OPTRONIC SOLUTIONS LIMITED | United Kingdom | HEMEL HEMPSTEAD | Manufacture of optical precision instruments | — | — | — | — |
| BEDESTONE LIMITED | United Kingdom | BIRMINGHAM | Manufacture of optical precision instruments | — | — | — | — |
| BEST SCIENTIFIC COUPLERS LIMITED | United Kingdom | WROUGHTON | Manufacture of optical precision instruments | — | — | — | — |
| BIO ENGINEERING SERVICES (SOUTHPORT) LIMITED | United Kingdom | PRESTON | Manufacture of optical precision instruments | — | — | — | — |
| BLUE SKY IMAGING LIMITED | United Kingdom | DORKING | Manufacture of optical precision instruments | — | — | — | — |
| BO SHUO INVESTMENTS LTD | United Kingdom | BECKENHAM | Manufacture of optical precision instruments | — | — | — | — |
| BOLSOVER OPTICAL LIMITED | United Kingdom | LEICESTER | Manufacture of optical precision instruments | — | — | — | — |
| BRISTOL PRECISION (SW) LIMITED | United Kingdom | BRISTOL | Manufacture of optical precision instruments | — | — | — | — |
| BROADEX TECHNOLOGIES UK LIMITED | United Kingdom | LIVINGSTON | Manufacture of optical precision instruments | — | — | — | — |
| BROLIS PHOTONICS SOLUTIONS LTD | United Kingdom | LARNE | Manufacture of optical precision instruments | — | — | — | — |
| BUCKLAND-WAITE LTD | United Kingdom | LONDON | Manufacture of optical precision instruments | — | — | — | — |
| CAIRN RESEARCH LIMITED | United Kingdom | FAVERSHAM | Manufacture of optical precision instruments | — | — | — | — |
| CAMLIN ENERGY (GAS) LIMITED | United Kingdom | LISBURN | Manufacture of optical precision instruments | — | — | — | — |
| CARL ZEISS MICROSCOPY LIMITED | United Kingdom | CAMBOURNE | Manufacture of optical precision instruments | — | — | — | — |
| CASENCIA LIMITED | United Kingdom | NORTHUMBERLAND | Manufacture of optical precision instruments | — | — | — | — |
| CAUSEWAY SENSORS LIMITED | United Kingdom | BELFAST | Manufacture of optical precision instruments | — | — | — | — |
| CELTIC TERAHERTZ TECHNOLOGY LIMITED | United Kingdom | CHEPSTOW | Manufacture of optical precision instruments | — | — | — | — |
| CERIUM VISUAL TECHNOLOGIES LIMITED | United Kingdom | LONDON | Manufacture of optical precision instruments | — | — | — | — |
| CHEMSENSE LTD | United Kingdom | BOREHAMWOOD | Manufacture of optical precision instruments | — | — | — | — |
| CHERWELL OPTICAL LTD | United Kingdom | BANBURY | Manufacture of optical precision instruments | — | — | — | — |
| CHLOCAM LTD | United Kingdom | MILTON KEYNES | Manufacture of optical precision instruments | — | — | — | — |
| CHROMEO.TECH LIMITED | United Kingdom | BATH | Manufacture of optical precision instruments | — | — | — | — |
Countries
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Cities
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Industries
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Browse by country, industry and city
By country
By industry
- other letting and operating of own or leased real estate 273,557
- buying and selling of own real estate 249,852
- management consultancy activities other than financial management 205,961
- other business support service activities n.e.c. 166,067
- retail sale via mail order houses or via internet 146,275
- residents property management 124,116
- information technology consultancy activities 118,525
- activities of other holding companies n.e.c. 113,704
- development of building projects 110,023
- other service activities n.e.c. 105,838
By city
- london 1,021,302
- oslo 193,925
- tallinn 156,055
- stockholm 115,386
- manchester 97,886
- rīga 91,765
- birmingham 86,679
- helsinki 81,416
- glasgow 67,300
- edinburgh 56,940
Substantial companies
Every list here is a filter on this page. The full index is on the site map.
Where this comes from
Review source coverage, freshness and enrichment gaps.
e-äriregister / e-Business Register (Estonia)
The Estonian e-Business Register (e-äriregister), run by the Centre of Registers and Information Systems.
- Covers
- Estonia — Estonia — the complete register, including the email, phone and activity code each company has filed.
- Licence
- CC BY 4.0
- Source website
- avaandmed.ariregister.rik.ee
- Last successful update
- 2 Sept 2026, 12:01 UTC
- Records in that update
- 376,976
EU Ecolabel — licence holders and licensed product groups (DG ENV / ECAT)
An official data source.
- Covers
- EU — See the source for coverage details.
- Licence
- CC BY 4.0 (data.europa.eu/88u/dataset/eu-ecolabel-products)
- Source website
- environment.ec.europa.eu
- Last successful update
- 11 Sept 2026, 03:49 UTC
- Records in that update
- 88,898
EU ETS Union Registry — operator holding accounts (installations)
An official data source.
- Covers
- EU — See the source for coverage details.
- Licence
- CC BY 4.0 (data.europa.eu dataset record for the EUTL public extracts)
- Source website
- climate.ec.europa.eu
- Last successful update
- 17 Sept 2026, 03:50 UTC
- Records in that update
- 23,207
PRH/YTJ open data (Finland)
The Finnish Patent and Registration Office (PRH) trade register, published as open data with the Business Information System (YTJ).
- Covers
- Finland — Finland — the complete register, including the website URL a company has registered.
- Licence
- CC BY 4.0
- Source website
- avoindata.prh.fi
- Last successful update
- 1 Sept 2026, 13:45 UTC
- Records in that update
- 462,878
GLEIF LEI records
The Global Legal Entity Identifier Foundation register: every company worldwide that holds an LEI, the ID used in financial markets.
- Covers
- Worldwide — Worldwide — LEI holders only, so mainly larger and regulated companies.
- Licence
- CC0 (public domain)
- Source website
- api.gleif.org
- Last successful update
- 17 Sept 2026, 03:40 UTC
- Records in that update
- 114,675
Israel — Ministry of Environmental Protection industrial sites (data.gov.il)
An official data source.
- Covers
- IL — See the source for coverage details.
- Licence
- Israeli government open data terms (data.gov.il/terms), dataset marked Other (Open)
- Source website
- data.gov.il
- Last successful update
- 17 Sept 2026, 03:51 UTC
- Records in that update
- 25,989
Uzņēmumu reģistrs (Latvia)
Uzņēmumu reģistrs, the Latvian Register of Enterprises, via the national open-data portal.
- Covers
- Latvia — Latvia — the complete register; the core file carries no activity code.
- Licence
- CC BY 4.0 (EU High-Value Dataset)
- Source website
- data.gov.lv
- Last successful update
- 1 Sept 2026, 00:25 UTC
- Records in that update
- 487,658
Brønnøysundregistrene Enhetsregisteret (Norway)
Brønnøysundregistrene, Norway's central register of legal entities (Enhetsregisteret).
- Covers
- Norway — Norway — the complete register, including industry codes, employee counts and registered websites.
- Licence
- NLOD (Norwegian Licence for Open Government Data)
- Source website
- data.brreg.no
- Last successful update
- 1 Sept 2026, 13:31 UTC
- Records in that update
- 1,171,884
Brønnøysundregistrene — AI-discovered company identity checks
An official data source.
- Covers
- Norway — See the source for coverage details.
- Licence
- NLOD 2.0
- Source website
- data.brreg.no
- Last successful update
- 10 Sept 2026, 17:55 UTC
- Records in that update
- 1
Brønnøysundregistrene — bounded company evidence checks
An official data source.
- Covers
- Norway — See the source for coverage details.
- Licence
- NLOD 2.0
- Source website
- data.brreg.no
- Last successful update
- 10 Sept 2026, 14:55 UTC
- Records in that update
- 100
openFDA — device establishment registration & listing (US FDA)
An official data source.
- Covers
- United States — See the source for coverage details.
- Licence
- Data: public domain (CC0, open.fda.gov/license). Service: open.fda.gov/terms — rate limits apply to the API the evidence URLs point at.
- Source website
- open.fda.gov
- Last successful update
- 17 Sept 2026, 03:50 UTC
- Records in that update
- 333,335
Bolagsverket + SCB bulk files (Sweden)
Bolagsverket, the Swedish Companies Registration Office, joined with Statistics Sweden's business register for industry codes.
- Covers
- Sweden — Sweden — legal persons only; sole traders are excluded at ingest.
- Licence
- Avgiftsfri, EU High-Value Dataset regime
- Source website
- vardefulla-datamangder.bolagsverket.se
- Last successful update
- 1 Sept 2026, 00:34 UTC
- Records in that update
- 1,933,210
EU TRACES NT — approved third-country establishments (DG SANTE)
An official data source.
- Covers
- EU — See the source for coverage details.
- Licence
- European Commission reuse policy (Decision 2011/833/EU), CC BY 4.0 per commission.europa.eu/legal-notice_en
- Source website
- webgate.ec.europa.eu
- Last successful update
- 17 Sept 2026, 03:49 UTC
- Records in that update
- 196,217
UK Companies House (basic company data)
Companies House, the official UK company register: every company incorporated in England, Wales, Scotland and Northern Ireland.
- Covers
- United Kingdom — United Kingdom — the complete register, updated from the monthly bulk file.
- Licence
- Companies Act 2006 register data; no reuse restrictions stated by Companies House
- Source website
- download.companieshouse.gov.uk
- Last successful update
- 31 Aug 2026, 18:39 UTC
- Records in that update
- 5,695,465
Company websites (self-published)
Websites, general email addresses and phone numbers read from each company's own public website. The page each fact was found on is stored with it.
- Covers
- Worldwide — Any country we have companies for; researched company by company.
- Licence
- Facts from each company's own public site, attributed per field
- Last successful update
- never
- Records in that update
- —
Rendered 2026-09-17T07:22:20.527Z · machine-readable twin: Company list as JSON