Building Trusted Partnerships Through Understanding
ONYX was founded on a simple belief. Organisations deserve more than reports, checklists and compliance certificates. They deserve a trusted partner who helps them understand their estate, identify risks, challenge assumptions and make confident decisions. Whether we're providing Estate Assurance, Construction Project Management, Client-side CDM or Consultancy, our purpose remains the same.
To help organisations understand what they have, what matters most and where to focus their time and investment.
The Question That Built ONYX
Why do organisations with good information still struggle to make confident decisions?
After more than 15 years working across Education, Healthcare, Defence, Pharmaceutical Manufacturing, Leisure and Commercial property, one question kept coming back.
Why were intelligent organisations, with experienced people, good documentation and specialist reports, still encountering problems that could often have been identified much earlier?
The answer wasn't a lack of information. Most organisations already had surveys, compliance records, contractor reports, drawings and risk assessments. The challenge was understanding how that information connected together. Different contractors looked at different systems. Different reports were stored in different places. Different people held different pieces of knowledge.
Very few people had the time or opportunity to step back and see the bigger picture. That realisation became the foundation of ONYX. Not another compliance company. Not another facilities management provider. A consultancy focused on understanding, bringing information together and helping organisations make better decisions with confidence.
Our philosophy remains simple. Information Exists. Understanding Is Missing.
Meet the Team
Shaun Thomson
Shaun is the founder of ONYX and a Chartered Member of the Chartered Institute of Building (MCIOB), bringing more than 15 years' experience delivering projects and managing estates across Education, Healthcare, Defence, Pharmaceutical Manufacturing, Commercial Property and Leisure environments.
His experience includes Construction Project Management, Estate Assurance, Client-side CDM, operational estates, compliance, refurbishment projects and strategic consultancy.
Clare Thomson
Clare helps coordinate the day-to-day delivery of ONYX, ensuring clients receive a professional, organised and responsive service. With experience in Education, administration and customer support, Clare supports communication, reporting, scheduling and client relationships, helping ensure every engagement reflects the standards and values ONYX was built upon.
Leah Thomson
junior Learning & Business Support
As part of the next generation of ONYX, Leah is beginning her journey by learning about the business through
simple administrative tasks, developing organisational skills and gaining an understanding of how professional
services are delivered.
We believe that learning starts with experience, and we're proud to encourage the next generation to develop
confidence, responsibility and a strong work ethic while supporting the future of the business.
Our Values
✓ Trust before transactions
✓ Independent advice
✓ Practical solutions
✓ Honest recommendations
✓ Transparency in everything we do
✓ Long-term partnerships
✓ Continuous improvement
Experience
Across Our experience spans a wide range of operational environments, including:
✓ Education
✓ Healthcare
✓ Defence Estates
✓ Pharmaceutical Manufacturing
✓ Commercial Property
✓ Veterinary Practices
✓ Community Buildings
✓ Leisure & Recreation
Working across multiple sectors allows us to bring different perspectives, challenge assumptions and share good practice that benefits every client.
Why Clients Choose ONYX
Clients choose ONYX because they want more than compliance. They want independent advice, practical experience and someone who understands both buildings and the people who use them. We don't believe in unnecessary work or overcomplicated reports. We believe in clear communication, proportionate recommendations and building trusted relationships that help organisations make confident decisions today while planning for tomorrow.
Looking Ahead ONYX was built with a long-term vision. To become a trusted building and estates consultancy recognised for helping organisations understand their estates, reduce uncertainty and make better decisions through practical advice, independent thinking and lasting partnerships. As we continue to grow, our commitment remains unchanged.
To provide honest advice, practical support and a service our clients can trust. Let's Start a Conversation Whether you're looking for Estate Assurance, Consultancy, Construction Project Management or Client-side CDM support, we'd be delighted to discuss how ONYX can support your organisation.
