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Pharmaceutical Companies in Cardiff: 73 Active Firms (2026)

Pharmaceutical companies in Cardiff develop, manufacture, import or distribute medicines under MHRA oversight across the city region.

Buying centres cluster around regulated supply-chain procurement, pharmacy and wholesaler operations, clinical-research support, and manufacturing-quality functions. Buyers are mainly business and healthcare organisations rather than consumers: hospital pharmacy teams, clinical research operators, wholesalers, regulated healthcare suppliers and service providers that need medicines-linked infrastructure. Engagements tend to be specialist and licence-checked, with due diligence on good manufacturing practice, good distribution practice, traceability, batch control, quality release and pharmacovigilance responsibilities. Cardiff firms in this segment usually look more like lean, revenue-generating specialists than discovery-only ventures, so procurement often sits with operational and quality teams as much as commercial budget holders.

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Cardiff has 73 actively trading pharmaceutical companies, making this a small city-region cohort rather than a broad national cluster. Reported employment totals 104 people, which fits the pattern of lean manufacturers, importers, wholesalers and medicines-service specialists rather than large plant-heavy operations. The commercial base appears narrow at the upper end: only a small minority sits above the £5M turnover threshold, while many remain closer to owner-managed or early-commercial scale. For researchers, that points to a market where individual permissions, supply relationships and customer concentration matter more than headline company volume.

Human medicines activity is licensing-led rather than just sector-label-led. The MHRA sets standards, evaluates new treatments, approves clinical trials, licenses medicines and oversees pharmacovigilance, as described by ABPI. GOV.UK guidance makes the operating split fairly plain: making, assembling or importing human medicines requires a manufacturer’s licence, good manufacturing practice and site inspection; wholesale supply away from the patient route requires a wholesale distribution licence and good distribution practice. Marketing authorisation and cost-effectiveness review also shape market access, so Cardiff firms serving healthcare and pharmacy customers tend to carry regulatory evidence, quality systems and distribution records as part of the commercial proposition.

Cardiff’s cohort appears likely to remain specialist rather than volume-led. Early-commercial entrants can find niches in regulated services, import, distribution and medicine-adjacent infrastructure, but scale-up paths tend to be constrained by licensing burden, inspection readiness, working-capital needs and the cost of proving quality systems to cautious buyers. Consolidation may come through supply-chain partnerships or acquisition of permissions and customer contracts, rather than through a broad wave of new manufacturing capacity. The firms with the clearer prospects are likely to be those that can show repeatable compliance, dependable distribution and a defensible role in healthcare supply chains.

73

Active firms

2026

3

Above £5M revenue

Cardiff cohort

25

Incorporated since 2022

Cardiff cohort

Key facts

About 4% of the trading cohort reports turnover above £5M (3 of 73 firms) — the rest sits below that revenue band.

34% of the cohort was incorporated since 2022 (25 firms), so a sizeable share is in its first few filing cycles.

Human medicines activity can require an MHRA manufacturer’s licence or wholesale distribution licence, with good manufacturing practice and good distribution practice compliance.

Medicines require a marketing authorisation, and NHS access is subject to cost-effectiveness review by bodies such as NICE.

UK businesses performed £9.0 billion of pharmaceutical R&D in 2022, equivalent to 18% of all UK business R&D and 0.36% of UK GDP.

UK pharmaceutical exports were valued at £25.6 billion in 2023, ranking tenth among comparator countries.

The UK’s share of patients recruited to a subset of commercial clinical trials was 2.6% in 2022, ranking fourth among comparator countries.

Top Cardiff Pharmaceutical companies

Company
Sales readinessHow strongly each company matches this list’s ideal-customer profile. An AI model assesses what each company does (from its website), its sector and size, and scores its overall fit 0–100. Companies are listed highest score first, so the best-fit prospects appear at the top.
Turnover
Employees
Growth (yoy)Year-on-year change in UK headcount, from filed accounts.
Financial healthComposite 0–100 score from recent XBRL filings (profitability, net assets, liquidity, cash, headcount). Bands: Strong, Healthy, Stable, Weak, Distressed.
Location

IT PHARM LTD

ITH Pharma
Pharmaceuticals
8 employeesInc. 2015CardiffCH 09798100
ithpharma.com

Trajectory

5y · 2021–Now

Financial sub-scores

Computed from 5 filings
Cash34 / 100
Headcount61 / 100
What does IT PHARM LTD do?

Provides aseptic pharmaceutical compounding services, preparing batch and bespoke sterile medicines for hospitals and healthcare providers across multiple therapy areas, including treatments for…

Who does IT PHARM LTD sell to?

Targets healthcare organisations, hospital pharmacies and clinical teams needing batch or bespoke aseptic medicines across therapy areas for adult, paediatric and neonatal patient populations.

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Company vitals
UK Headcount
8
UK Revenue
£1.8mEstimate
Founded
10 years ago
Since Sep 2015
HQ
Cardiff
Financial health
48

Financial Health

Stable

Stable · Hiring · 3% CAGR over 4y

Hiring

Location

Map of Cardiff
4 Ty-Nant Court, Morganstown
Cardiff, CF15 8LW
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NEURAXPHARM UK LIMITED

Neuraxpharm
PharmaceuticalsWholesale & Distribution
28 employeesInc. 2017CardiffCH 10918621
neuraxpharm.com/uk

Trajectory

4y · 2023–Now

Financial sub-scores

Computed from 4 filings
Net assets0 / 100
Cash100 / 100
Headcount100 / 100
What does NEURAXPHARM UK LIMITED do?

Develops and markets pharmaceutical products for the treatment of central nervous system disorders. Portfolio includes medicines for conditions such as epilepsy, anxiety, migraine and chronic pain,…

Who does NEURAXPHARM UK LIMITED sell to?

Serves UK patients and members of the public affected by central nervous system disorders, alongside healthcare professionals such as doctors and pharmacists, carers and families.

Key contacts (2)
MV
Maximilian von Wülfing
Director
MA
Mark Anthony Slater
Director
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Company vitals
UK Headcount
28
UK Revenue
£18.7m
Founded
8 years ago
Since Aug 2017
HQ
Cardiff
Financial health
55

Financial Health

Stable

Stable · Hiring · 59% CAGR over 3y

HiringFinancial distressTechnical insolvency

Location

Map of Cardiff
Tudor House, 16 Cathedral Road
Cardiff, CF11 9LJ
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TREFOREST PHARMACY LIMITED

Treforest Pharmacy
PharmaceuticalsWholesale & Distribution
0 employeesInc. 2009CardiffCH 07001950
treforest-pharmacy.co.uk

Trajectory

5y · 2021–Now

Financial sub-scores

Computed from 5 filings
Net assets26 / 100
Cash100 / 100
Headcount0 / 100
Key contacts (2)
VJ
Victoria Jane Reed
Director
RT
Rebecca Tammy Suzanne Watts
Director
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Company vitals
UK Headcount
0
UK Revenue
£1.6mEstimate
Founded
16 years ago
Since Aug 2009
HQ
Cardiff
Financial health
39

Financial Health

Weak

Weak · -71% CAGR over 4y

Location

Map of Cardiff
Suite 2d Building 1 Eastern Business Park, St Mellons
Cardiff, CF3 5EA
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Kerwood Medical UK Limited

Kerwood Medical
PharmaceuticalsWholesale & Distribution
Inc. 2012CardiffCH 07946766

Trajectory

4y · 2023–Now

Financial sub-scores

Computed from 4 filings
Net assets83 / 100
Cash0 / 100
Key contacts (1)
PK
Pat Kerley
Director
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Company vitals
UK Headcount
0
UK Revenue
£17.7kEstimate
Founded
14 years ago
Since Feb 2012
HQ
Cardiff
Financial health
52

Financial Health

Stable

Stable

Location

Map of Cardiff
The Maltings C/O Gs Verde Accountants, East Tyndall Street
Cardiff, CF24 5EA
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Seneca Group Holdings Ltd

Seneca
PharmaceuticalsWholesale & Distribution
Inc. 2012CardiffCH 08253298

Trajectory

5y · 2020–Now

Financial sub-scores

Computed from 5 filings
Net assets0 / 100
Cash100 / 100
Headcount0 / 100
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Company vitals
UK Headcount
0
UK Revenue
£213.7kEstimate
Founded
13 years ago
Since Oct 2012
HQ
Cardiff
Financial health
27

Financial Health

Weak

Weak

Financial distressTechnical insolvency

Location

Map of Cardiff
10 Churchill Way
Cardiff, CF10 2HE
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CUPID PEPTIDE COMPANY LIMITED

Cupid Peptide
Pharmaceuticals
Inc. 2012CardiffCH 08121890
cupidpeptides.com

Trajectory

3y · 2022–Now

Financial sub-scores

Computed from 3 filings
Net assets0 / 100
Cash37 / 100
Key contacts (1)
WJ
William Jonathan Ryves
Director
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Company vitals
UK Headcount
0
UK Revenue
£18.7kEstimate
Founded
13 years ago
Since Jun 2012
HQ
Cardiff
Financial health
14

Financial Health

Distressed

Distressed

Financial distress

Location

Map of Cardiff
30 Elm Street, Elm Street
Cardiff, CF24 3QS
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GFC Diagnostics Limited

GFC Diagnostics
Pharmaceuticals
Inc. 2007Cardiff, OxonCH 06302717

Trajectory

5y · 2020–Now

Financial sub-scores

Computed from 5 filings
Net assets0 / 100
Headcount0 / 100
Key contacts (1)
BS
Bruce Savage
Director
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Company vitals
UK Headcount
0
UK Revenue
£31.1kEstimate
Founded
18 years ago
Since Jul 2007
HQ
Cardiff, Oxon
Financial health
0

Financial Health

Distressed

Distressed

Financial distressTechnical insolvency

Location

Map of Cardiff, Oxon
06302717 - Companies House Default Address
Cardiff, Oxon, CF14 8LH
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Gendra Pharma Ltd

Gendra Pharma
PharmaceuticalsWholesale & DistributionHealthcare Provider
Inc. 2023CardiffCH 15218502

Trajectory

1y · 2024–Now
Key contacts (1)
AA
Aisha Abdullah F Gendra
Director
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Company vitals
UK Headcount
0
UK Revenue
£4.6kEstimate
Founded
2 years ago
Since Oct 2023
HQ
Cardiff
Financial health

Financial Health

Insufficient history

Insufficient history

Location

Map of Cardiff
12 Nant Y Rhos
Cardiff, CF5 4UD
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YOZ HOLDINGS LIMITED

YOZ
Pharmaceuticals
1 employeesInc. 2022Cardiff, South GlamorganCH 14222198

Trajectory

3y · 2023–Now

Financial sub-scores

Computed from 3 filings
Cash3 / 100
Headcount40 / 100
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Company vitals
UK Headcount
1
UK Revenue
£187.2kEstimate
Founded
3 years ago
Since Jul 2022
HQ
Cardiff, South Glamorgan
Financial health
22

Financial Health

Weak

Weak · 0% CAGR over 2y

Location

Map of Cardiff, South Glamorgan
22 Carnegie Drive
Cardiff, South Glamorgan, CF23 6DH
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ARYAN PHARMA LIMITED

Aryan Pharma
PharmaceuticalsBiotech
6 employeesInc. 2022CardiffCH 14559091
aryanpharma.co.in

Trajectory

2y · 2024–Now

Financial sub-scores

Computed from 2 filings
Net assets100 / 100
Headcount100 / 100
What does ARYAN PHARMA LIMITED do?

Manufactures and supplies pharmaceutical products including tablets, capsules, syrups, injections, ointments and herbal formulations. Produces oral and injectable medicines and distributes a…

Who does ARYAN PHARMA LIMITED sell to?

Serves healthcare-sector customers, pharmaceutical buyers and patients/end users needing medicines across multiple dosage forms, including products suitable for all age groups; the site also refers…

Key contacts (2)
HG
Hina Ghoniya
Director
JS
Jitendra Shamjibhai Ghoniya
Director
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Company vitals
UK Headcount
6
UK Revenue
£184.3kEstimate
Founded
3 years ago
Since Dec 2022
HQ
Cardiff
Financial health
100

Financial Health

Strong

Strong · Hiring · 199% CAGR over 1y

Hiring

Location

Map of Cardiff
18 Pritchard Close
Cardiff, CF5 2QS
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Cardiff Scintigraphics Limited

Scintigraphics
PharmaceuticalsTesting, Inspection & Certification
9 employeesInc. 1992CardiffCH 02769717
scintigraphics.co.uk

Trajectory

5y · 2020–Now

Financial sub-scores

Computed from 5 filings
Cash37 / 100
Headcount30 / 100
What does Cardiff Scintigraphics Limited do?

Provides pharmaceutical imaging services using gamma scintigraphy to track drug and medical device deposition in the body. Supports clinical studies and product development for inhaled, oral and…

Who does Cardiff Scintigraphics Limited sell to?

Serves pharmaceutical developers, formulation teams, medical device developers and clinicians involved in inhaled, oral, nasal and targeted drug delivery, including sponsors of clinical studies…

Key contacts (4)
AB
Andrew Bruce Brown
Director
JN
John Nigel Pritchard
Director
SJ
Simon John Warren
Director
GT
Glyn Taylor
Director
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Company vitals
UK Headcount
9
UK Revenue
£448.8kEstimate
Founded
33 years ago
Since Dec 1992
HQ
Cardiff
Financial health
33

Financial Health

Weak

Weak · -2% CAGR over 5y

Location

Map of Cardiff
Cardiff Medicentre, Heath Park
Cardiff, CF14 4UJ
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Verona Pharma

BiotechPharmaceuticals
7 employeesInc. 2005LondonCH 05375156
veronapharma.com
What does Verona Pharma do?

Develops and commercialises pharmaceutical treatments for respiratory diseases. Conducts research and clinical development of inhaled therapeutics, including ensifentrine, targeting conditions such…

Who does Verona Pharma sell to?

Serves respiratory patients, clinicians and healthcare organisations focused on chronic lung diseases such as COPD, non-CF bronchiectasis, cystic fibrosis and asthma.

Key contacts (1)
BL
Benjamin Lucas
Director
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Company vitals
UK Headcount
7
UK Revenue
£342.1kEstimate
Founded
21 years ago
Since Feb 2005
HQ
London

Location

Map of London
120 Moorgate
London, EC2M 6UR
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Argonaute RNA Limited

Argonaute RNA
BiotechPharmaceuticalsStartup
8 employeesInc. 2015CardiffCH 09694988
argonauterna.com

Trajectory

5y · 2021–Now

Financial sub-scores

Computed from 5 filings
Cash100 / 100
Headcount61 / 100
What does Argonaute RNA Limited do?

Develops RNA interference therapeutics using modified small interfering RNA (siRNA) to temporarily silence target genes. Researches bispecific and dual siRNA platforms and builds a pipeline of drug…

Who does Argonaute RNA Limited sell to?

Targets strategic pharmaceutical partners and innovation-focused investors seeking RNA interference assets, particularly siRNA therapeutics for cardiometabolic and acute clinical indications, via…

Key contacts (4)
NK
Nigel Keith Davis
Director
NH
Nabil Hussain Muhiddin al-Chalaby
Director
DW
David William Dawson Ball
Director
RM
Richard Michael Tompkins
Director
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Company vitals
UK Headcount
8
UK Revenue
£670.7kEstimate
Founded
10 years ago
Since Jul 2015
HQ
Cardiff
Financial health
81

Financial Health

Strong

Strong · Hiring · 3% CAGR over 5y

Hiring

Location

Map of Cardiff
Cardiff Business Technology Centre, Senghennydd Road
Cardiff, CF24 4AY
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Solarius UK & Overseas Limited

Solarius & Overseas
Agriculture & ForestryPharmaceuticalsConstruction
1 employeesInc. 2018CardiffCH 11150169

Trajectory

5y · 2021–Now

Financial sub-scores

Computed from 5 filings
Net assets0 / 100
Headcount0 / 100
Key contacts (2)
OM
Omar Mohamed Hassan Hassan Soltan
Director
TM
Tamer Mohamed Hassan Elzokrod
Director
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Company vitals
UK Headcount
1
UK Revenue
£49.9kEstimate
Founded
8 years ago
Since Jan 2018
HQ
Cardiff
Financial health
0

Financial Health

Distressed

Distressed · -16% CAGR over 4y

Financial distressTechnical insolvency

Location

Map of Cardiff
The Gate, Keppoch Street
Cardiff, CF24 3JW
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IMP Pharmaceutical Services Limited

IMP Pharmaceutical Services
PharmaceuticalsLogistics & Supply Chain
8 employeesInc. 2015Blackwood, CaerphillyCH 09619910
imppharma.com

Trajectory

5y · 2021–Now

Financial sub-scores

Computed from 5 filings
Net assets100 / 100
Cash100 / 100
Headcount100 / 100
What does IMP Pharmaceutical Services Limited do?

Provides Qualified Person (QP) services including QP audits and release for clinical trial medicines, supports UK and EU importation of investigational medicinal products, and operates GMP…

Who does IMP Pharmaceutical Services Limited sell to?

Serves pharmaceutical and biotech companies, CROs and clinical trial sponsors managing investigational medicinal products for UK and EU clinical trials, including regulatory, CMC and supply-chain…

Key contacts (2)
KB
Karl Bernard Fry
Director
RH
Rachel Hopkins
Director
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Company vitals
UK Headcount
8
UK Revenue
£787.9kEstimate
Founded
11 years ago
Since Jun 2015
HQ
Blackwood, Caerphilly
Financial health
100

Financial Health

Strong

Strong · Growing, Hiring · 12% CAGR over 4y

GrowingHiring

Location

Map of Blackwood, Caerphilly
Heolddu Farm Heolddu Lane, Pontllanfraith
Blackwood, Caerphilly, NP12 2GX
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MEDUCAN LIMITED

Meducan
Pharmaceuticals
0 employeesInc. 2019CowbridgeCH 12339971

Trajectory

4y · 2021–Now

Financial sub-scores

Computed from 4 filings
Net assets100 / 100
Cash100 / 100
Key contacts (1)
SJ
Scott James Nicol
Director
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Company vitals
UK Headcount
0
UK Revenue
£119.9kEstimate
Founded
6 years ago
Since Nov 2019
HQ
Cowbridge
Financial health
100

Financial Health

Strong

Strong · -86% CAGR over 2y

Financial distressTechnical insolvency

Location

Map of Cowbridge
Office 3, 4 Westgate
Cowbridge, CF71 7AR
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SOFTGEL SOLUTIONS LTD

Softgel Solutions
Pharmaceuticals
3 employeesInc. 2018Tonypandy, MID GlamorganCH 11373243

Trajectory

5y · 2020–Now

Financial sub-scores

Computed from 5 filings
Net assets0 / 100
Cash100 / 100
Headcount100 / 100
Key contacts (1)
DC
Dean Clive Marsh
Director
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Company vitals
UK Headcount
3
UK Revenue
£182.4kEstimate
Founded
8 years ago
Since May 2018
HQ
Tonypandy, MID Glamorgan
Financial health
55

Financial Health

Stable

Stable · Hiring · 32% CAGR over 4y

Hiring

Location

Map of Tonypandy, MID Glamorgan
48 Parc Gellifaelog
Tonypandy, Mid Glamorgan, CF40 1DU
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G & C PHARMA LIMITED

Gland Pharma
PharmaceuticalsWholesale & Distribution
15 employeesInc. 2016Barry, Vale of GlamorganCH 10025982
glandpharma.com

Trajectory

4y · 2022–Now

Financial sub-scores

Computed from 4 filings
Net assets73 / 100
Cash86 / 100
Headcount63 / 100
What does G & C PHARMA LIMITED do?

Develops and manufactures generic sterile injectable pharmaceuticals, including oncology and ophthalmic products. Provides contract development and manufacturing (CDMO) services, API production,…

Who does G & C PHARMA LIMITED sell to?

Serves pharmaceutical companies and healthcare product marketers seeking B2B supply and CDMO partners across India, the US, Europe, Canada, Australia and other global markets.

Key contacts (1)
GE
Gwawr Elis Davies Jones
Director
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Company vitals
UK Headcount
15
UK Revenue
£2mEstimate
Founded
10 years ago
Since Feb 2016
HQ
Barry, Vale of Glamorgan
Financial health
74

Financial Health

Healthy

Healthy · Growing, Hiring · 5% CAGR over 3y

GrowingHiring

Location

Map of Barry, Vale of Glamorgan
High Street Pharmacy, 88 High Street
Barry, Vale Of Glamorgan, CF62 7DX
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Simbec-Orion

PharmaceuticalsBiotech
7 employeesInc. 1997Merthyr TydfilCH 03457136
simbecorion.com
What does Simbec-Orion do?

Provides contract research services for pharmaceutical and biotechnology companies, including clinical trial management across Phase I–III, early‑stage drug development consultancy, central…

Who does Simbec-Orion sell to?

Serves global pharmaceutical and biotechnology sponsors running early to late phase clinical studies, particularly in rare diseases, oncology, CNS, respiratory, and addiction research.

Key contacts (1)
AJ
Aize Jan Smink
Director
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Company vitals
UK Headcount
7
UK Revenue
£87kEstimate
Founded
28 years ago
Since Oct 1997
HQ
Merthyr Tydfil

Location

Map of Merthyr Tydfil
Simbec House Merthyr Tydfil Industrial Estate, Pentrebach
Merthyr Tydfil, CF48 4DR
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IO Biotech Limited

IO Biotech
BiotechPharmaceuticals
15 employeesInc. 2021NewportCH 13553522
iobiotech.com

Trajectory

3y · 2022–Now

Financial sub-scores

Computed from 3 filings
Net assets100 / 100
Cash0 / 100
Headcount75 / 100
What does IO Biotech Limited do?

Develops immune‑modulatory therapeutic cancer vaccines designed to stimulate T‑cell responses against IDO1‑ and PD‑L1‑expressing cells. Conducts research and clinical development of off‑the‑shelf…

Who does IO Biotech Limited sell to?

Targets people with cancer, particularly melanoma and other tumor types, alongside oncology clinicians, clinical trial participants, and investors in cancer therapeutics.

Key contacts (1)
MZ
Mai-Britt Zocca
Director
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Company vitals
UK Headcount
15
UK Revenue
£656kEstimate
Founded
4 years ago
Since Aug 2021
HQ
Newport
Financial health
66

Financial Health

Healthy

Healthy · Hiring · 12% CAGR over 2y

Hiring

Location

Map of Newport
Merlin House Priory Drive, Langstone
Newport, NP18 2HJ
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How Cardiff Pharmaceutical companies work and how to sell to them

What they do

Cardiff pharmaceutical firms usually earn revenue from licensed supply, import, assembly, wholesaling, clinical-trial supply support and related quality services. Commercial models tend to mix product margin with per-batch charges, storage and handling fees, release documentation, validation work and recurring service retainers. Pricing is shaped by medicine category, batch volume, temperature-control needs, expiry risk, audit burden and the customer’s evidence requirements. These are not usually seat-based software businesses; the product is a regulated physical supply chain, often wrapped in documentation, responsible-person oversight, batch traceability and service-level commitments.

Who they sell to

Most sell into healthcare, pharmacy, wholesale, clinical research and regulated supplier channels rather than broad consumer markets. Typical buyers include hospital pharmacy teams, procurement managers, heads of quality, operations directors, clinical supply managers and finance leads where working-capital exposure matters. New customer onboarding can be slow because buyers need licence checks, quality questionnaires, supplier audits, insurance evidence and distribution records before placing repeat work. Contracting often runs through direct sales, negotiated supply agreements, framework call-offs or RFP processes, with spot orders used where the product is available and compliance risk is familiar.

What they buy

Most pharmaceutical firms in Cardiff tend to spend on systems and services that support controlled operations: quality-management software, document control, batch traceability, inventory management, temperature monitoring, pharmacovigilance workflow, finance systems, CRM, cyber security and secure cloud hosting. They also buy specialist accounting, regulatory consultancy, legal advice, insurance, recruitment, calibration, validation, clean-room or storage support, and outsourced logistics. Smaller firms may prefer tools that reduce audit preparation and manual record-keeping without forcing a full operational rebuild, while firms with repeat supply contracts usually care more about integration with stock, ordering and quality-release processes.

Why and how to sell to them

Pharmaceutical buyers tend to evaluate new suppliers when compliance workload rises, an MHRA inspection is due, a new licence is being prepared, a responsible-person or quality leader joins, or a new customer contract exposes gaps in traceability, stock control or documentation. Other triggers include import changes, cold-chain expansion, higher order volumes, credit pressure from inventory, and inspection findings that require corrective action. Outbound works best when it speaks to audit readiness, fewer manual hand-offs, evidence retention, batch-level visibility and lower operational risk, rather than generic productivity claims.

How this list is built

Methodology

Data sources

This list is built from UK Companies House filings, XBRL accounts data, and semantic analysis of each company's public website. Revenue and headcount figures come from the most recent filed accounts; where the company has not filed, values are estimated using a model trained on filed history and peer benchmarks and are labelled as estimates.

Classification

Rather than relying solely on SIC codes, Firmbase classifies each company semantically: the company's website is crawled, an AI model reads what the company actually sells, and the company is placed into the relevant industry and subsectors. SIC codes are used as one signal but not the only one. This means a company that registered under a generic SIC code but pivoted into (for example) fintech is correctly identified as fintech, not as its original SIC category.

Freshness

The underlying company data is refreshed from Companies House continuously; filings appear in the list within days of submission. The curated list ordering is regenerated when the underlying data moves meaningfully (company count changes by more than 5%, a new company enters the top-ranked segment, or the filed-revenue numbers for the top firms change). You can see the last-updated timestamp near the top of the page.

Also in Cardiff

Related directories

Frequently asked questions

How many pharmaceutical companies are there in Cardiff?
Around 73 actively-trading pharmaceutical companies are registered in Cardiff. Of those, 3 report turnover above £5M in their most recent filed accounts. This Cardiff list covers companies across the wider Cardiff travel-to-work area, including surrounding towns — not just the Cardiff local-authority boundary.
What counts as a pharmaceutical company in this list?
A company is included when its public website and filed activity descriptions indicate it sells pharmaceutical products or services as its primary business — not just because of the SIC code it picked at incorporation. Each company is tagged via semantic analysis of its website content; SIC codes are used as supporting signal, not the sole gate.
Which are the largest pharmaceutical companies in Cardiff?
The list is ranked by a sales-readiness score — built from trading signals, financial health and growth rather than raw turnover — so the most actionable pharmaceutical companies in Cardiff appear at the top of the table. Larger firms often still rank highly, because that score rewards genuine trading scale, but the order reflects sales-readiness, not turnover alone. About 3 of the 73 actively-trading firms report turnover above £5M in their most recent accounts; subsidiaries that file consolidated worldwide accounts are excluded so the figures stay comparable across UK filers.
What do pharmaceutical companies in Cardiff actually do?
Cardiff pharmaceutical firms usually earn revenue from licensed supply, import, assembly, wholesaling, clinical-trial supply support and related quality services. Commercial models tend to mix product margin with per-batch charges, storage and handling fees, release documentation, validation work and recurring service retainers. Pricing is shaped by medicine category, batch volume, temperature-control needs, expiry risk, audit burden and the customer’s evidence requirements. These are not usually seat-based software businesses; the product is a regulated physical supply chain, often wrapped in documentation, responsible-person oversight, batch traceability and service-level commitments.
How does Cardiff pharmaceutical compare internationally?
Cross-border comparisons of pharmaceutical populations are tricky because every country defines the sector slightly differently and reports financials on different cadences. We focus this list on firms that file UK statutory accounts so the figures are comparable; international peer breakdowns aren't bundled here.
How is this list built and how fresh is the data?
The list is rebuilt from Companies House dump data, XBRL filings, and a website analysis pass over each company's public site. Companies with consolidated group accounts (worldwide rather than UK-only revenue) are excluded so the figures stay UK-specific. The page's last-updated date is shown at the top.
How big are the typical pharmaceutical companies in Cardiff?
Company sizes in this list vary widely. The median actively-trading pharmaceutical firm employs around 1 people, and median UK turnover across the list is roughly £52k in the most recent filed accounts.
Are these mostly new or established pharmaceutical companies?
25 of the 73 actively-trading pharmaceutical companies in this list were incorporated since 2022; the remainder were incorporated before then, so the Cardiff list mixes recent entrants with longer-established firms.
What SIC codes does this use?
Rather than relying solely on SIC codes, we build a semantic understanding of what each company actually does by scraping its website and analysing it with AI. This means a company is included based on what it sells, not what SIC code it picked at incorporation. SIC codes are used as a signal but not the primary classification.
What buying signals should I look for?
The strongest signals for B2B outbound are recent leadership changes (new CFO/CRO), rapid headcount growth, revenue-band changes, and web-stack changes. Firmbase tracks all of these automatically.

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