Simplify Supplier Compliance Verification.
- Streamline pre-tender compliance checks
- Verify CAS, SSIP and other credentials
- Make faster, lower-risk procurement decisions
- Reduce manual compliance administration
- Access evidence for audits and due diligence
Centralised Verification for CAS, SSIP and Supplier Credentials
Instant CAS Verification
Access Common Assessment Standard (CAS) and SSIP certificates, data and supporting evidence in one place. Enable procurement teams to confirm compliance quickly and confidently.
Streamlined Pre-Tender Reviews
Review compliance information instantly to speed up decision-making. Reduce duplication, cut administrative effort and maintain a fair, transparent process.
Aligned with PPN 03/24
Ensure suppliers meet recognised standards through a framework aligned with PPN 03/24 and the Procurement Act. Carry out compliance checks with consistency and confidence.
Confidence in Supplier Selection
Select suppliers based on verified standards and clear evidence. Strengthen procurement decisions with a process that is transparent, defensible and reliable.
Built from Our Supply Chain Management Solution
The Certification Checker is a streamlined module from our wider Supply Chain Management solution, designed specifically for organisations that need fast, efficient supplier compliance verification – but don’t need to track and report supply chain performance across projects. Interested in the added functionality of Supply Chain Management? Find out more below.
Free for
Public Sector Bodies
Start simplifying your pre-tender compliance verification today with this exclusive offer.
Complete the form to register for your free public Sector Compliance Chain account – helping you to make confident, defensible supplier decisions.

Verify suppliers against CAS and SSIP

Reduce duplication with one trusted platform

Ensure fair, transparent tender assessments

Strengthen governance and audit readiness
Trusted by Public Sector Buyers Across the UK
Compliance Chain is one of only seven recognised Common Assessment Standard assessment bodies in the UK, trusted by public sector organisations to deliver reliable and consistent supplier verification.
Our digital approach simplifies pre-tender compliance, helping organisations reduce risk, standardise processes, and demonstrate accountability.
By adopting the Certification Checker, public sector organisations gain confidence in the quality, capability, and compliance of suppliers before they are included in any tender, reducing duplication, minimising risk, and ensuring fair, transparent, and consistent assessment across every procurement.
Your Certification Checker Questions Answered
Everything you need to know about our Certification Checker software.
What can the Certification Checker verify?
The Certification Checker enables organisations to quickly verify supplier compliance credentials such as CAS and SSIP certifications, as well as supporting compliance evidence – all in one platform.
Who should use the Certification Checker?
The Certification Checker is designed for public sector organisations, procurement teams and contractors that need a simple, efficient way to verify supplier compliance before tender award, onboarding or project delivery.
How does it simplify the pre-tender process?
The platform centralises supplier compliance information, certificates and supporting evidence, helping teams review requirements faster, reduce manual administration and make more efficient pre-tender decisions.
How does it reduce procurement risk?
By providing instant access to supplier compliance information and evidence, the Certification Checker helps organisations identify compliant suppliers, support due diligence processes and maintain clear audit-ready records.