CClariness recruits participants for clinical trials on behalf of pharmaceutical companies, biotechnology firms and research organizations. Its teams create digital campaigns, study websites and patient information materials tailored to a trial's audience and communication requirements. ClinLife gives potential participants a place to explore research opportunities, while sponsors use the company's software to organize enrollment projects. It earns fees for enrollment services, with commercial models covering technical setup, outreach media and performance delivery, plus participant-engagement support. Founded in 2005, Clariness is headquartered in Hamburg, Germany.
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Industries
Company Size
51-200
Company Stage
N/A
Total Funding
N/A
Headquarters
Hamburg, Germany
Founded
2005
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WindRose Health Investors has acquired Swiss-based Clariness through its subsidiary SubjectWell, creating a global full-service patient recruitment platform. Walder Wyss advised WindRose on the transaction. The Walder Wyss team was led by partner Alex Nikitine and senior associate Erik Lanz, with support from partner André Kuhn, partner Monique Sturny, counsel Fabienne Anner, counsel Janine Corti, senior associate Felix Tuchschmid, senior associate Michael Müller-Zhang and associate Marina Srienz.
Walder Wyss advised WindRose Health Investors on the purchase of all shares in Clariness AG. 10. Februar 2026 WindRose Health Investors (which previously acquired SubjectWell in April 2024) led the acquisition of Swiss-based Clariness AG by SubjectWell to form one of the largest global, full-service patient recruitment platforms, combining global scale, scientific rigor, and patient-first design to transform clinical trial access and execution worldwide. Walder Wyss acted as Swiss legal advisor to WindRose Health Investors in the transaction. The team was led by Alex Nikitine (Corporate/M&A, Partner) and Erik Lanz (Corporate/M&A, Senior Associate) and further included André Kuhn (Corporate/M&A, Partner), Monique Sturny (Competition, Partner), Fabienne Anner (Corporate/M&A, Counsel), Janine Corti (Tax, Counsel), Felix Tuchschmid (Competition/Intellectual Property, Senior Associate), Michael Müller-Zhang (Private Clients, Senior Associate) and Marina Srienz (Corporate/M&A, Associate).
Clariness and SubjectWell have merged to form a global patient recruitment platform for clinical trials, with the combined entity operating under the Clariness name. The transaction was led by WindRose Health Investors, which acquired SubjectWell in April 2024. The merged company can support clinical trials in over 60 countries across North America, South America, Europe and Asia Pacific. Together, the firms have delivered 42,000 randomizations, partnered with 10,000 research sites, and supported 400 indications globally. The platform combines patient marketing capabilities, one of the world's largest patient databases, and purpose-built technology to accelerate trial timelines. Clariness operates ClinLife, a patient portal active in over 50 countries and available in more than 35 languages. Fairmount Partners advised Clariness, whilst Stout advised SubjectWell and WindRose.
Clariness launches new Site Contact Center, boosting site support efficiencies by 4x.
Clariness is proud to announce the expansion of its new ClinLife Registry services to Poland and Austria in partnership with Boehringer Ingelheim RCV GmbH.
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Industries
Company Size
51-200
Company Stage
N/A
Total Funding
N/A
Headquarters
Hamburg, Germany
Founded
2005
Find jobs on Simplify and start your career today
Don't see your dream role? Check out thousands of other roles on Simplify.Browse all jobs