Mark O'Brien
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Mark O'Brien Email & Phone Number

Founder and CEO at Warman O'Brien Ltd at Warman O'Brien Limited
Location: London, England, United Kingdom 5 work roles 2 schools
1 work email found @hayspharma.com LinkedIn matched
✓ Verified Jun 2026 4 data sources Profile completeness 100%

Contact Signals · 1 work email

Work email m****@hayspharma.com
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Current company
Role
Founder and CEO at Warman O'Brien Ltd
Location
London, England, United Kingdom

Who is Mark O'Brien? Overview

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Quick answer

Mark O'Brien is listed as Founder and CEO at Warman O'Brien Ltd at Warman O'Brien Limited, based in London, England, United Kingdom. AeroLeads shows a work email signal at hayspharma.com and a matched LinkedIn profile for Mark O'Brien.

Mark O'Brien previously worked as Founder and CEO at Warman O'Brien Limited and UK Life Sciences Director at Hays. Mark O'Brien holds Ba(Hons), European Business Management from University Of Wales Institute Cardiff.

Company email context

Email format at Warman O'Brien Limited

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{first}.{last}@hayspharma.com
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AeroLeads found 1 current-domain work email signal for Mark O'Brien. Compare company email patterns before reaching out.

Profile bio

About Mark O'Brien

With over 20 years of experience in life sciences recruitment, I have evolved into an expert in helping Life Sciences professionals find the right job. My ‘people first’ philosophy allows me to be well networked and I believe in going the extra mile when it comes to providing recruitment services like interview assistance, help with market know-how, etc.Since 2005, I have regularly attended Life Sciences conferences, such as PHUSE, PSI, ASGC, PharmaSUG and BioNeuroscience which have given me the opportunity to connect and network with numerous professionals and industry leaders from all over the world.In 2017 my wife Caroline and I founded Warman O’Brien as there was an opportunity to combine both my recruitment knowledge with Caroline’s industry expertise across Life Sciences having been an Associate Director of Biostatistics at IQVIA for 15 years. Since then, we have expanded globally and successfully placed candidates in over 25 countries. Our team of passionate consultants goes above and beyond to connect talented professionals with leading companies worldwide. We specialise in finding top talent in Biometrics, Clinical Research, C-Suite, Digital Transformation, Data Sciences, QA, Discovery Sciences, Translational Research, Procurement, Medical and Technical Operations across the UK, Europe, North America and APAC.Our SpecialismsC-Suite | Digital Transformation | Clinical Operations | Biostatistics | Statistical Programming | Clinical Data Management | Data Science | Discovery Sciences | Medical Affairs | Translational Research | Regulatory Affairs | Quality AssuranceGeographical CoverageUK | Europe | North America | APACService OfferingPermanent Recruitment | Contract Recruitment | Executive Search | Project and SOW Deliverymark@warmanobrien.comwarmanobrien.com +44 (0) 2033 255075+44 (0) 7921176225

Listed skills include Recruiting, Pharmaceutical Industry, Data Management, Pharmacovigilance, and 17 others.

Current workplace

Mark O'Brien's current company

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Warman O'Brien Limited
Warman O'Brien Limited
Founder and CEO at Warman O'Brien Ltd
AeroLeads page
5 roles

Mark O'Brien work experience

A career timeline built from the work history available for this profile.

Founder And Ceo

Current

Twickenham, England, GB

Warman O’Brien are the partner in all aspects of recruitment, ensuring that Life Sciences leaders hire and retain the right people for your business. We specialise in finding top talent in Biometrics, Clinical Operations, Digital Transformation, C-Suite, Translational Research, Data Science, Quality Assurance, Discovery Sciences, Procurement, Medical and.

Sep 2017 - Present

Uk Life Sciences Director

London, England, GB

I manage a team of consultants who recruit across the entire spectrum of life sciences professionals, from those with junior level experience through to director level. Our highly trained consultants each specialise in a different sector namely Scientific & Engineering,Biometrics,Clinical Research,Quality Assurance,Regulatory Affairs,Pharmacovigilance and.

Mar 2009 - Mar 2017

Biometrics Manager

London, England, GB

I manage a team of Biometrics consultants who recruit Biostatisticians, Statistical Programmers and Clinical Data Managers, from those with junior level experience through to director level. Our highly trained consultants each specialise in each of these specialisms. This enables them to provide an expert and cost-effective service. Through our.

Mar 2007 - Mar 2009

Senior Biometrics Consultant

James Harvard Pharma
Jun 2004 - Feb 2007

Recruitment Consultant

London, London, GB

Primarily covered the SAP market both contract and permanent in the UK and Europe.

Jul 2002 - May 2004
2 education records

Mark O'Brien education

Ba(Hons), European Business Management

University Of Wales Institute Cardiff

High School

Youghal Cbs Secondary School, Co. Cork Ireland
FAQ

Frequently asked questions about Mark O'Brien

Quick answers generated from the profile data available on this page.

What company does Mark O'Brien work for?

Mark O'Brien works for Warman O'Brien Limited.

What is Mark O'Brien's role at Warman O'Brien Limited?

Mark O'Brien is listed as Founder and CEO at Warman O'Brien Ltd at Warman O'Brien Limited.

What is Mark O'Brien's email address?

AeroLeads has found 1 work email signal at @hayspharma.com for Mark O'Brien at Warman O'Brien Limited.

Where is Mark O'Brien based?

Mark O'Brien is based in London, England, United Kingdom while working with Warman O'Brien Limited.

What companies has Mark O'Brien worked for?

Mark O'Brien has worked for Warman O'Brien Limited, Hays, James Harvard Pharma, and Templeton & Partners.

How can I contact Mark O'Brien?

You can use AeroLeads to view verified contact signals for Mark O'Brien at Warman O'Brien Limited, including work email, phone, and LinkedIn data when available.

What schools did Mark O'Brien attend?

Mark O'Brien holds Ba(Hons), European Business Management from University Of Wales Institute Cardiff.

What skills is Mark O'Brien known for?

Mark O'Brien is listed with skills including Recruiting, Pharmaceutical Industry, Data Management, Pharmacovigilance, Lifesciences, Leadership, Account Management, and Sas.

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