About us

Solving complex healthcare challenges

We unite deep scientific knowledge with specialist expertise to unlock possibilities for our clients.

Our leadership team

Click on the each executive member to read their bio


Rob Barker
Rob Barker

Group CEO, OPEN Health

Margot Hannah
Margot Hannah

CEO, Scientific Communications, OPEN Health

Lujing Wang
Lujing Wang

Managing Partner & Founder, Acsel Health

L Brambilla Website
Laura Brambilla

Chief Financial Officer, OPEN Health

Allyson Johnson WEB
Allyson J. Johnson

Chief Operating Officer, OPEN Health

J Chilver Square
Jennifer Chilver

Chief Commercial Officer, OPEN Health

A Clegg Square
Annemarie Clegg, MD

Chief Medical Officer, OPEN Health

Lisa Dodman
Lisa Dodman

Chief People Officer, OPEN Health

Our story

Established as many


OPEN Health was founded in 2011 with the ambitious vision of being the most respected healthcare partner in the world. Through many integrations of expert companies around the world, we have brought together global experts at the forefront of the healthcare industry.


Drag the timeline to see our journey

2000
Pharmerit founded with a focus on health economics and outcomes research (HEOR) for market access.
2005
Peloton Advantage founded with a focus on publications and medical communications.
2011
OPEN Health founded as a full-service healthcare communications and market access group delivering creative, sophisticated solutions to a growing list of global clients.
2012
OPEN Health acquires medical communications firm Succinct Communications, LEC Advertising and public relations firm Reynolds-MacKenzie.
2012
OPEN Health acquires pH Associates to generate real-world evidence and Harvey Walsh Health Informatics, the only organization authorized to work with the HES data set in the UK.
2012
OPEN Health establishes The EarthWorks.
2016
OPEN Health acquires Choice Healthcare Solutions, a London- and Chicago-based medical communications agency.
2018
Peloton Advantage joins OPEN Health.
2019
Pharmerit joins OPEN Health.
2021
Spirit and ARK join OPEN Health.
2022
The CM Group joins OPEN Health.
2023
Acsel Health joins OPEN Health.

United as one

Today, we are united under the OPEN Health brand, but we have not forgotten about the history that has brought us here. We will continue to flourish as a fluid team uniquely equipped to deliver patient-centered, world-class solutions across the globe.


Our company vision is to be the world’s most respected healthcare partner 



Making a difference through Environmental, Social and Governance (ESG)

As OPEN Health evolves and grows, it is important that we do not lose sight of how our values, actions and operations impact the future of our employees, clients, communities, and the environment.

Through this awareness, we have aligned our ESG initiatives with the company’s socially conscious and ethical operating model to create a global framework that reflects our commitment.


Sustainability 3