Quality Services International Ltd.

Established in the late 1980’s, QSI has established a strong reputation for results among several hundred small and medium sized companies in the field of Business to Business Consultancy.

Our spheres of expertise include:

  • International / National Standards (ISO 9001, 14001, 45001 etc)
  • Sustainability in Engineering & Construction Design.

  • Lean & Continuous Improvement Programmes.


Our experienced and qualified group of employees and associates are passionate about what they do and are ambitious for our clients’ success, each of them holding diverse skill sets allowing us to offer you a wide range of services across different sectors.

We recognise and applaud the enormous contribution small and medium sized enterprises make to the economy, and we acknowledge the courage and resilience of the entrepreneurs who have the foresight to enlist the services of QSI to help their businesses climb to the next level.

The QSI Team

Let us introduce you to our team

Pat McCarthy
Pat McCarthyChairperson
QSI Business Growth & Strategic Management
IRCA Lead Auditor QMS
Experienced certification officer.
Richard McCarthy
Richard McCarthyBEng (Hons) MIEI – Director Sustainability
Embodied Carbon Reduction
Sustainability Programmes
ISO 9001/14001/45001/EN1090
Thomas Phelan
Thomas PhelanDirector - Standards
ISO 9001/14001/4500127001/EN1090 Consultancy
Sean Lynch
Sean LynchConsultant
Standards (ISO 9001/14001/45001)
Lean Systems
Siobhán Ní Laocha
Siobhán Ní LaochaFood Safety Auditor, Associate Consultant and Trainer
QEHS / ISO 22001 Consultant
Daniel Lynch
Daniel LynchAssociate Consultant
QEHS / Lean/EN 1090
Aaron Benson
Aaron BensonAssociate Consultant
IATF & ISO 9001 / Lean

Our Values

To be accountable

We aim to do what is right always

To be professional

To provide practical & honest consultancy

To respect all Stakeholders

To be trustworthy and act in good faith