John O'Brien - Email & Phone Number

Executive Chairman & CEO at S3 Connected Health

John O'Brien is based out of Greater Dublin and works at S3 Connected Health as Executive Chairman & CEO.

John O'Brien's Contact Information

John O'Brien's Work email

j*****@s3conn***.com

Valid

Latest update

October 28, 2025

Location

Greater Dublin

John's current employer

S3 Connected Health

Description

S3 Connected Health are the specialist digital health partners for pharma and medtech companies. We create digital health solutions, DTx,...

Website

s3connectedhealth.com

HQ Location

Leopardstown , Dublin, Ireland

Number of employees

201-500

Industry

Hospitals And Health Care

Latest update

April 30, 2024

Read about S3 Connected Health

Frequent questions about John O'Brien

What company is John O'Brien working for?

John O'Brien works for S3 Connected Health.

What is John O'Brien's function at S3 Connected Health?

John O'Brien is Executive Chairman & CEO at S3 Connected Health.

Where is John O'Brien based?

John O'Brien is based out of Greater Dublin.

What is John O'Brien's work email address?

John O'Brien's professional email address is j*****@s3conn***.com

Who are John O'Brien's co-workers?

John O'Brien's colleagues are Jim O’Donoghue, Monika Kalisiak, Brian Flatley, James O'Riordan, Derek Dwyer, John Mulcahy, Agnieszka Makowska, Matt Norton, William Betten, Cathal Byrne, Raymond Crosbie, David Mulligan, Przemyslaw Adamowicz, Elzbieta Lukaszek, Dan Collins, John Maughan, Padraig Maguire, James Cassidy, William Lyons, Andrew Tubb, Piotr Sokolowski, Vitaliy Myskov, Chanelle CIPD, Simona Nucera, Peter Myler, Marie Bealin, Ewa Gębala, Wojciech Czaplejewicz, Lieneke Hodnett, Marcin Teszner, Stephen O'Hara, Krzysztof Pozorski, Alison Saunders, Piotr Gorzelany, Tomek Lukasiewicz.

John's co-workers

Jim O’Donoghue

President

Monika Kalisiak

Senior Business Travel Coordinator

Brian Flatley

VP Consulting Services

James O'Riordan

CTO & VP Corporate Development

Derek Dwyer

VP Strategic Accounts, S3 Connected Health

John Mulcahy

Vice President - Products

Agnieszka Makowska

Business Travel Coordinator

Matt Norton

Vice President of Marketing & Commercial Development

William Betten

Director of Solutions - MedTech

Cathal Byrne

Finance Director & Chief Financial Officer

Raymond Crosbie

Business Development Director

David Mulligan

Head Of Consultancy

Przemyslaw Adamowicz

Director Of Engineering

Elzbieta Lukaszek

Head of HR

Dan Collins

Bespoke Services Director

John Maughan

Head Of Products

Padraig Maguire

Head of Quality & Regulatory Affairs

Director, Strategic Consulting

Piotr Sokolowski

Head of Strategy, MedTech Solutions

Vitaliy Myskov

Mobile and Embedded Solutions Group Manager

Chanelle CIPD

HR Business Partner

Simona Nucera

Customer Relationship Manager, S3 Connected Health

Peter Myler

Marketing Content Manager

Marie Bealin

Office Manager and Executive Assistant

Ewa Gębala

Human Resources and Administration Specialist

Wojciech Czaplejewicz

Senior Software Engineer

Lieneke Hodnett

Content Marketing Specialist

Marcin Teszner

Senior Project Manager

Stephen O'Hara

Principal Software Engineer

Krzysztof Pozorski

Senior Java Software Engineer

Alison Saunders

Senior Project Manager

Piotr Gorzelany

Senior Mobile Developer

Tomek Lukasiewicz

Group Manager

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