Standards, certification, testing, inspection and accreditation, help businesses to reduce costs, increase productivity and access new markets.


Formed in 2018, GPR PS was founded by Gary Ruffhead on over two decades of experience in and around quality & audit. Working primarily in London and the South East, across several sectors: Engineering, capital goods, built environment and business services; we are advocates for sustainable development, promoting a standards-based approach to good corporate governance, assurance and business improvement.

Gary Ruffhead's Profile.

Founding Director.


With over 25 years’ experience in ‘business standards’ across several market sectors and having worked for the British Standards Institute (part of the UK's national standards body); I have extensive knowledge of the ISO 9000 series of standards (which includes ISO 9001 Quality management systems requirements) and integration with others such as 14001 Environmental and 45001 H&S.

Acting as a ‘Principal Consultant’ whilst being affiliated with other leading organisations; I’m on the International Register of Certificated Auditors and a qualified 3rd party assessor, holding various relevant certificates/qualifications.

Professionalism and competence.

Works to a 'code of conduct' being:

(1) Statement of Personal Responsibility (2) Professional Competence and Behaviour (3) Ethical Standards and Integrity.

Has knowledge and understanding of: Corporate responsibility/sustainable development, Principles of quality, Process approach, Risk based thinking, the plan, do, check act model, Environmental/H&S matters and Organisational resilience.

Helping companies achieve certification to ISO 9001 Quality management systems requirements.g