Children with Crohn´s Disease talking with a smiling physician

Discover our story

We close the gap between sponsors, sites and patients

Discover our story

We close the gap between sponsors, sites and patients

Who we are

At Clariness, we’re dedicated to improving patients’ lives, by accelerating the development of new medical therapies. 13/15 of the leading global pharmaceutical companies have placed their trust in us to support their patient recruitment.

A brief overview of Clariness


We offer transparency throughout every step of our service, to both partners and patients. Our Sponsor Platform enables to track the details of referrals and overall status of your studies. Transparency is one of the top reasons clients trust us with their trial recruitment and management services.


Our diverse team, including doctors, microbiologists, clinical experts, IT professionals and marketing experts, is driven by one mission: accelerating clinical research. We listen to your needs, formulate an action plan to get your study up and running, all while our site relationship managers work hand-in-hand with you to ensure your study is a success.


Clariness is a modern company driven by a wealth of experience with an eye for innovation. Our team is constantly looking for ways to improve our services and incorporate new methods of patient outreach, communication and trial management.

The Clariness advantage

Innovation in global patient recruitment


years experience; founded in 2005


Countries we’ve randomized patients


sites worked with, across the globe

Why us?

While we are not alone in this mission, our combination of 18+ years of experience and a young, diverse team of experts, is the best option available and that is reflected in the trust of our partners. Our data-driven indication-based marketing and double pre-screener ensure that only patients who qualify are referred to the research centre. This reduces the workload and frustration for sponsors, sites and patients alike.

Our timeline

Clariness through the years

Launch of ClinLife

Founding of the company and support of first study in Berlin with ClinLife®.


First Expansion

ClinLife® portal in launched outside of Germany in Switzerland & Austria.


First international project

Succesfully supported the first international project outside the DACH-region, in the United Kingdom.


U.S. Expansion

First U.S. office in Somerville, New Jersey.


North American Expansion

ClinLife® portal goes live in the United States and reaches 1 million unique visitors in one year milestone.


10-year anniversary!

Supported over 800 trials, 500,000th registered user worldwide, & accessible in 25 countries.


Viomedo acquisition

Acquisition of German start-up Viomedo, by then the largest dedicated search engine for clinical trials in Germany. Continued expansion in terms of registered users, visitors and supported trials.


China Expansion

The opening of Shanghai office and with the launch of ClinLife in China, it is accessible in 50 countries. Successfully supported the 1000th clinical trial.


Launch of ClinLife Registry

Launch of ClinLife Registry, our patient-centric trial database, facilitating a direct connection between sponsors, sites and qualified patients. To further expand ClinLife, Clariness received support from the European Union Innovation Fund.


Driving progress towards greater patient diversity

We are committed to improving patients’ clinical trial experiences. At Clariness, we understand that clinical trials truly rely on volunteers, and by helping to recruit these volunteers, we can assist in improving future medical care for everyone.

Join our team

As a global organization with a presence across the world, we pride ourselves on harnessing the collective power of our six unique locations, regardless of their size.

Clariness around the world

Available for you across the globe



Clariness GmbH
Schillerstraße 44
22767, Hamburg

Clariness GmbH
Seydelstraße 18
10117, Berlin

United Kingdom

United Kingdom

35 New Broad Street

United States

United States

Clariness USA Inc.
791 Alexander Rd
Princeton, NJ
08540, USA



Clariness AG
Lättichstrasse 8A
6340, Baar



Clariness China Ltd.
Longyang Road
Pudong New Area
Room 101-16, No 2277

Leverage our local expertise, on a global scale

Contact us to find out how we can accelerate your clinical trials