Supplier Compliance Guides | Liaison Systems Insights

18 May 2026

How to Validate ISO Certifications

ISO certifications are often used as a key indicator of supplier quality, safety and operational standards but simply receiving a certificate does not guarantee compliance. Expired documents, invalid certificates and misrepresented accreditations can create significant risk if they go unchecked. Whether you’re onboarding a new supplier, carrying out a compliance review or completing a supplier audit, knowing how to properly validate ISO certifications is an essential part of supplier due diligence. This guide explains exactly how to review and verify ISO certifications step by step.

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22 Apr 2026

Supplier Compliance for Tier 1 Contractors

For Tier 1 contractors, supplier compliance is not just a procurement task, it’s a critical part of delivering safe, high-quality and legally compliant projects. As supply chains become more complex and regulatory requirements continue to tighten, ensuring that every supplier meets the required standards is increasingly challenging. Poor compliance management can lead to project delays, health and safety incidents, financial penalties and reputational damage. This guide explores how Tier 1 contractors manage supplier compliance and what best practice looks like in 2026.

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13 Apr 2026

How to Review a Supplier’s Insurance Certificate (Step-by-Step Guide)

Reviewing a supplier’s insurance certificate is a critical step in supplier onboarding and compliance but it’s often rushed or overlooked. Many organisations simply check that a document exists, without properly validating whether it is accurate, current and sufficient for the work being carried out. This can expose projects to significant risk, including invalid cover, insufficient limits, gaps in protection and non-compliance with contract requirements. This guide walks you through exactly how to review a supplier’s insurance certificate step by step.

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23 Mar 2026

How to Prepare for a PQQ (Supplier Side Guide for 2026)

If you’re a supplier looking to win work in construction, completing a Pre-Qualification Questionnaire (PQQ) is often the first hurdle. But many suppliers fail at this stage, not because they lack capability, but because they don’t prepare properly. This guide walks you through exactly how to prepare for a PQQ, improve your success rate and avoid the most common mistakes.

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13 Mar 2026

10 Supply Chain Metrics Every Procurement Team Should Track

Modern procurement teams are responsible for far more than sourcing goods and negotiating contracts. They play a critical role in ensuring supplier compliance, managing risk and maintaining efficient supply chains. To perform this role effectively, procurement teams must rely on data-driven decision making. Tracking the right supply chain metrics enables organisations to measure supplier performance, identify inefficiencies and improve procurement outcomes. Below are ten essential procurement metrics that every organisation should monitor to strengthen supply chain performance.

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09 Mar 2026

Step-by-Step Supplier Onboarding Workflow with Digital Tools

Supplier onboarding is one of the most important processes in supply chain management. Before a supplier can deliver goods or services, organisations must verify compliance, assess capability and ensure the supplier meets required standards. Traditionally, onboarding has relied on email exchanges, spreadsheets and fragmented document requests. This approach often leads to delays, incomplete records and compliance risks. Digital onboarding workflows provide a structured, transparent alternative. By standardising information requests, automating verification and centralising documentation, organisations can reduce administrative burden while improving governance. Understanding how a structured digital onboarding workflow operates helps procurement teams streamline supplier engagement and maintain stronger compliance oversight.

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02 Mar 2026

Building a Proactive Supplier Risk Framework: Methods and Metrics

Supply chains are becoming increasingly complex and organisations today rely on a wide network of suppliers to deliver products, services and materials. While these relationships are critical to business operations, they also introduce significant risks. From financial instability and compliance failures to operational disruptions, supplier issues can quickly escalate into project delays, reputational damage or regulatory penalties. A proactive supplier risk framework allows organisations to identify potential risks early, monitor supplier performance continuously and take action before problems impact operations.

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28 Jan 2026

Managing Multi-State Supplier Compliance in US Construction

Managing supplier compliance across multiple US states presents unique challenges for construction businesses. This guide explores how organisations maintain consistency, reduce risk, and manage suppliers operating under varying state regulations.

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08 Dec 2025

The Future of Procurement & Supply Chain Management in Construction After the UK’s 2025 Budget

Explore how the UK’s 2025 Budget is reshaping procurement and supply chain management in construction. Learn about digital compliance, ESG obligations, SME onboarding, resilience monitoring, and real-time supplier performance—and how Mobilize supports the industry’s future.

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01 Dec 2025

Use Mobilize to give Suppliers the Visibility & Control they’ve Always Wanted

Most supply chain platforms offer little transparency. Mobilize, from Liaison Systems Ltd, is different. Originally built to streamline contractor procurement, Mobilize has evolved into a tool that empowers suppliers just as much as contractors.

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