Top Health Tech Companies in London (475)
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GRAIL is a healthcare company whose mission is to detect cancer early, when it can be cured. GRAIL is using the power of high-intensity sequencing, population-scale clinical studies, and state-of-the-art computer science and data science to enhance the scientific understanding of cancer biology, and to develop and commercialize pioneering products.
GRAIL's Top Stability & Growth Strengths
Strong Revenue Growth: Revenue is rising across 2025 and into 2026, with Galleri driving year-over-year increases and volumes outpacing revenue. Feedback suggests growth accelerated in early 2026 as test adoption broadened.
Strategic Partnerships: Partnerships such as Epic EHR integration and a collaboration with Samsung for Asia expansion are expanding distribution and market access. These relationships also support commercialization through employers, health systems and digital-health channels.
Investor Backing & Capital Strength: A sizable cash balance and recent equity financing provide a substantial runway to fund R&D and commercial expansion. This capital position helps buffer the costs of scaling while regulatory review proceeds.
InterSystems builds the software that makes complex systems work—reliably, securely, and at scale. For more than 45 years, we’ve been the information engine behind some of the world’s most mission-critical applications in healthcare, government, and business. Our data management, integration, and analytics technologies help organizations connect disparate systems, turn data into insight, and deliver better outcomes. From enabling interoperable healthcare and...
InterSystems's Top Stability & Growth Strengths
Strong Hiring & Retention: Employee headcount is increasing over the 2023–2026 period, indicating ongoing hiring momentum. Feedback suggests workforce expansion is sustained even if the pace has moderated recently.
Market Expansion: A new Jakarta office was opened in 2026 to deepen engagement across Southeast Asia. Operations span dozens of offices in many countries, supporting customers in more than 80 countries.
Innovation-Driven Growth: New offerings such as the Data Studio AI Assistant and continued development of healthcare interoperability products point to active product investment. Feedback suggests AI and healthcare enhancements are a current strategic focus.
ZS is a management consulting and technology firm that partners with companies to improve life and how we live it. We transform ideas into impact by bringing together data, science, technology and human ingenuity to deliver better outcomes for all. Founded in 1983, ZS has more than 15,000+ employees in over 40 offices worldwide.
ZS's Top Stability & Growth Strengths
Strong Hiring & Retention: Headcount and hiring momentum are evident, with third-party estimates showing growth from roughly the mid‑teens of thousands in 2024 to 20,000+ by 2025–2026 and plans to hire thousands, alongside new capacity such as the Hyderabad operations center. This suggests the company is scaling delivery and talent depth across geographies.
Innovation-Driven Growth: The firm has expanded into AI and digital offerings, including its ZAIDYN platform, acquisitions like Digital Additive and Torrent Consulting, and launches such as Myelo developed with the International Myeloma Foundation. These moves indicate investment beyond traditional consulting into scalable, tech‑enabled services.
Market Expansion: A dedicated mid‑cap pharmaceutical vertical and the opening of an operations center in Hyderabad point to deliberate expansion in target segments and delivery footprint. These steps signal efforts to broaden served markets and strengthen execution capacity.
For more than two decades, Imprivata has been redefining how life- and mission-critical industries secure and manage digital identities. We empower healthcare and enterprise organizations to enable fast, compliant, and secure access to technology—allowing clinicians and staff to stay focused on what matters most: patient care and operational excellence. Our digital identity platform is purpose-built for complex environments where every second...
Imprivata's Top Stability & Growth Strengths
Strong Revenue Growth: Recurring revenue and contract billings have been rising at low-teen rates since 2022, with expectations for continued double-digit top-line expansion. Reporting also indicates meaningful revenue scale with rapid momentum.
Healthy Cash Flow: Financial analysis points to improving cash generation, with free cash flow expected to increase materially over the near term. This trend signals growing operating efficiency alongside revenue expansion.
Customer Loyalty & Retention: Gross retention remains very high and net revenue retention is described as strong, indicating renewals plus expansion within the existing base. These metrics point to a sticky customer franchise supportive of durable growth.
Flatiron Health is a healthtech company dedicated to helping cancer centers thrive and deliver better care for patients today and tomorrow. Through clinical and data science, we translate patient experiences into real-world evidence to improve treatment, inform policy, and advance research. Cancer is smart. Together, we can be smarter. Flatiron Health is an independent affiliate of the Roche Group.
Flatiron Health's Top Stability & Growth Strengths
Strong Revenue Growth: Revenue is reported to have nearly doubled during CEO Carolyn Starrett’s tenure beginning in 2021, alongside expansion of the real‑world data platform and commercial evidence services. This is the clearest direct indicator of commercial momentum even though underlying figures were not disclosed.
Market Expansion: International oncology research reach expanded markedly, with the network tripling in 2025 and then growing nearly 70% year over year by July 2026 to more than 50 sites across the UK, Germany and Japan, including a first partnership in Scotland. This points to broader geographic access and commercial reach.
Product Line Growth: Data assets and offerings have broadened, with the evidence base growing to more than six million patient records and launches such as the AI-enabled Telescope platform and expanded Panoramic datasets. These developments indicate deeper research utility and a wider product portfolio.
Established in 2007, Showcase Interiors (part of The Showcase Group) collaborates with architects, designers, and corporate clients to deliver design-led and inspiring spaces that transform the way businesses work. The company focuses on providing optimal solutions where furniture delivers on environmental, functional, design, and budget levels, ensuring that the created spaces have a profound positive effect on the people who...
Founded in 2001, Envision Pharma Group is a leading global technology-enabled strategic solutions partner for the life sciences industry, working with over 200 pharma and biotech companies, including 19 of the top 20 pharmaceutical companies. We have earned the reputation of a best-in-class partner for medical affairs teams, with expertise in leading medical strategy, medical communications, publication planning & delivery,...
Healthcare businesses of all sizes, from individual clinicians to large enterprises, use Semble’s software and APIs to manage every aspect of their practice. Our vision is to empower health professionals in their daily work to continuously improve the quality of their care delivery. In this process, we aim to learn from medical data to further benefit health professionals, patients and...
Founders Forum Group is a global community and group of businesses supporting entrepreneurs at every stage of their journeys. Our invite-only forums unite founders, investors, corporate and government leaders to tackle era-defining questions in iconic locations across the globe. Our annual forums take place in London, New York, Berlin & Singapore and we're proud co-hosts of #LondonTechWeek. Fuelled by the...
hVIVO is a science-led, full-service early-phase contract research organisation (CRO) and the global leader in human challenge trials. The company provides end-to-end drug development services, from preclinical consultancy through to Phase III clinical trials. It operates an integrated ecosystem combining specialist clinical sites, advanced virology and immunology laboratories, and recruitment platforms like FluCamp to accelerate the path to clinical proof-of-concept...
Kuoni Tumlare is a world-leading global destination management company (DMC) with over 100 years of experience. It specializes in delivering seamless MICE (Meetings, Incentives, Conferences, and Exhibitions) events, travel solutions, and unforgettable experiences. With a global footprint across 30+ countries, the company focuses on connecting cultures and creating value for partners and society through expert local destination knowledge and innovative...
Kuoni Tumlare's Top Stability & Growth Strengths
Market Expansion: Geographic reach is widening with new or expanded offices in Vienna, Sydney, and Auckland, integration of TPI Global to build out North America, and network growth in Malaysia and South America. Feedback suggests scaled roles in major sports and global events are further deepening the international footprint.
Strategic Partnerships: Collaborations with WorldTravellers, Vivaterra, and an expanded affiliate program in Southeast Asia are widening coverage and delivery capacity. These alliances, alongside integration within the JTB network, are enabling faster entry into new markets and expanded product availability.
Strong Market Position & Advantage: The company is widely recognized as a leading global DMC and MICE provider, supported by a century-long heritage, extensive supplier relationships, and scale across 30+ countries with 2,000+ specialists. Being part of JTB provides significant contracting power and a broad supply network that reinforces competitive standing.
Signifier Medical Technologies is a medical technology company focused on the development and commercialization of innovative and non-invasive solutions for patients with sleep-disordered breathing conditions and snoring. Signifier’s proprietary therapy, eXciteOSA® is the first and only daytime genioglossal muscle-neurostimulation technology, with proven clinical data from prestigious and well-recognized universities and academic institutions, that provides a safe and effective treatment for...
Datapharm is a medicines information company that provides software solutions, insight and technology-enabled evidence generation to the global life sciences and wider healthcare sectors. Datapharm runs emc (medicines.org.uk), the leading provider of up-to-date medical information. We pride ourselves on delivering the most accessible, up-to-date and reliable information about medicines through emc with over 70 million visits per year. We care...
ProPharma is the premier Research Consulting Organization (RCO), delivering fully customizable consulting solutions to empower biotech, med device, and pharmaceutical organizations of all sizes to advance scientific breakthroughs confidently and introduce new therapies. With over 20 years of expertise in regulatory sciences, clinical research solutions, quality & compliance, pharmacovigilance, medical information, and R&D technology, ProPharma partners with clients across the...
ProPharma's Top Stability & Growth Strengths
Market Expansion: Feedback suggests the company is broadening its global footprint, including opening a new office in Hyderabad and expanding across Central and Eastern Europe via acquisitions. These moves indicate a focus on scaling operations and accessing new markets.
Strategic Partnerships: Feedback suggests targeted acquisitions such as Clinres Farmacija and Digital Lab Consulting are used to enhance capabilities and geographic reach. These integrations appear to strengthen end-to-end service coverage across regulatory, clinical, and R&D functions.
Strong Brand Reputation: Feedback suggests multiple industry awards and recognitions, including CPHI and CRO Leadership distinctions, bolster standing as a top-tier provider. External analyst mentions, such as Everest Group’s PEAK Matrix designation, reinforce credibility.
SupportRoom delivers holistic workplace support via a single app. We increase engagement and adoption to 45-55%, and support leaders to deliver people transformation using micro people analytics and recommendation engine to improve the wellness and performance of their teams. Areas we cover: * Mental * Physical * Nutritional * Financial * Legal * CEO & founder coaching * Female support...
RWS Global is a full-service company on a mission to elevate experiences everywhere. Leveraging our expertise in creative development, live productions, experiential design, casting and much more, we turn moments into powerful memories for guests worldwide.
Pharmacierge is the digital e-prescribing service chosen by private clinicians to deliver medication to their patients throughout the UK and worldwide. Clinicians create and transfer e-prescriptions to our pharmacy near London's Harley Street, for free delivery to their patients*. GMC clinicians in private practice can register for our e-prescription platform here: www.pharmacierge.com/register. Alternatively call 0207 637 9755 or email us...
An exciting new cell therapy immunology biotech committed to transforming patient's lives in solid organ transplantation and auto-immune conditions. Our company is growing and we are exciting about the future! Our vision is to become a world leader in new cell therapy and the people are at the heart of what we do. We treat our people with respect, working collaboratively...
CardioScan is an Australian-founded global leader in cardiac diagnostics and reporting services. Established in 1984, the company provides state-of-the-art cardiac monitoring equipment and diagnostic analysis, including ECG and Holter services, to pathology laboratories and hospital networks. With operations across Oceania, North America, Asia, and Europe, CardioScan focuses on enhancing patient care through specialized cardiac analysis and reporting.
medneo UK provides diagnostic imaging services through a London imaging centre and a UK-wide mobile scanning network. Its mobile MRI and CT units partner with NHS Trusts and private providers to deliver turnkey imaging capacity, while the centre offers MRI, ultrasound and consulting rooms. The company emphasizes skilled radiographers, modern technology, patient care, and improving timely access to high-quality diagnostics...
