Pentagon Assurance helps clients manage risk, implement change and successfully manage projects, safely, on time, on budget and to quality requirements. We are a trusted partner for assurance services within engineering, manufacturing, energy and construction industries. We grow our business through our reputation, knowledge and expertise, offering value at every stage of the process.

How we can help your business

Project & Site Management

Experienced and tailored advice and management from CDM experts.

Assurance & Compliance

Protect and grow your business and workforce with our specialist support including health & safety managed services & ISO certification.


Develop your workforce with our accredited training.

What our customers say...

“Pentagon Assurance are our preferred supplier for assurance activities, we were so impressed by the way in which they delivered with minimal business disruption, that we subsequently contracted Pentagon to build and maintain our environmental management systems to UKAS ISO 14001:2015 as well as extend support in the development of tenders for clients.”

Neil Henry
Service Director & Owner of HLA Services.



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