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Trestec
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Trestec for public sector suppliers

Public buyers ask suppliers for evidence on resilience, security, modern slavery, carbon and social value. Trestec keeps your own supplier records and evidence in order so you can answer with confidence.

Third party risk in public sector suppliers

Firms that deliver public services often depend on their own subcontractors for delivery, technology and staffing. Buyers expect you to manage that chain, and a failure in it can become a public service failure.

Buyer evidence requests

Tenders and contract reviews ask for resilience, security and sourcing evidence at short notice.

Subcontractor failure

The collapse or failure of a subcontractor can stop delivery of a public service.

Cyber attacks on delivery partners

Attacks on a supplier that holds public data or runs public services disrupt citizens directly.

Responsible sourcing

Modern slavery, carbon reduction and social value commitments must be backed by records.

When a supplier fails

Publicly reported events that show how disruption travels through third parties.

January 2018

Carillion

Carillion, a major government contractor, went into compulsory liquidation, putting hospital, school and facilities contracts and thousands of subcontractors at risk.

March 2023

Capita cyber attack

A cyber attack on Capita disrupted services and exposed data affecting public sector and pension scheme clients.

June 2024

Synnovis ransomware attack

A ransomware attack on Synnovis, a pathology provider to NHS trusts in south east London, disrupted blood tests and led to thousands of postponed appointments and procedures.

Rules and expectations that apply

A summary of the main requirements, not legal advice. Confirm what applies to your firm with your advisers.

Rule or expectation

Procurement Act 2023

What it asks of you

The new public procurement regime in force from 24 February 2025, with greater focus on supplier performance and the power to exclude suppliers.

Rule or expectation

Cyber Essentials

What it asks of you

Required for many central government contracts that involve handling certain personal or sensitive information.

Rule or expectation

Modern slavery and carbon reduction

What it asks of you

Section 54 statements; PPN 006, which asks bidders for central government contracts above £5 million a year for a carbon reduction plan; and PPN 009, which requires departments to assess and manage modern slavery risk in their contracts.

Rule or expectation

Social value

What it asks of you

Central government tenders evaluate social value commitments, which buyers then expect suppliers to evidence.

How Trestec helps

Every subcontractor, contract and owner in one register

  • Subcontractors linked to the contracts they support
  • Evidence dates checked and kept current
  • Exit and continuity records where they matter
  • Board ready summaries

AI suggests and flags. A named person reviews the evidence and decides.

Master register

Search suppliers Export to Excel
SupplierTierStatus
Northwind CloudTier 1Approved
Meridian PaymentsTier 1In review
Harbour Data CentresTier 2Approved
Atlas LogisticsTier 3Onboarding
Kestrel FacilitiesTier 4Action needed

Trestec in public sector supply: feature by feature

The same platform, applied to the subcontractors, technology providers and staffing partners behind your public contracts.

Supplier register and tiering

Every subcontractor, technology provider and staffing partner in one record, with an owner, tags and a change history, tiered by your own rules.

In public sector supply

Tag subcontractors by the public contract they deliver, so a buyer's question about one contract is answered from one view.

Important services mapping

Link suppliers to the services you deliver, so you can see which subcontractors each one depends on.

In public sector supply

Map the facilities, IT and staffing subcontractors behind a hospital support contract.

Due diligence and ESG

Guided requests by secure link and one-time code, with AI screening on submission for a reviewer to decide, plus ESG checks on carbon, modern slavery and ethics. Chasers and annual refreshes keep evidence current.

In public sector supply

Collect Cyber Essentials certificates, carbon reduction plans and modern slavery policies from subcontractors, with dates checked.

Companies House monitoring

For UK registered suppliers, a change in company status on Companies House, such as liquidation or administration, raises an urgent alert.

In public sector supply

A cleaning subcontractor on a council contract enters administration, and an urgent alert is raised on that supplier.

Contract analyser and renewal alerts

Contracts are read for liability, termination, exit, renewal and other clauses, with each finding linked to the source text, and renewal dates raise alerts.

In public sector supply

Check that subcontracts carry the termination and exit terms your public contract requires, and see when each one renews.

Exit strategies and continuity plans

Trestec works out which suppliers need an exit strategy and raises a task when one is missing, and continuity plans are kept in a register.

In public sector supply

Show a buyer how delivery would continue if a key subcontractor failed, from a documented exit strategy and continuity plan.

Board reports and exports

TresAI drafts board reports from your records, saved to report history for review, and supplier records export as spreadsheets.

In public sector supply

Prepare a supply chain summary for a buyer's contract review, backed by an export of the underlying records.

How it works for public sector suppliers

Illustrative example. The company, suppliers and events are invented to show how the features fit together.

  1. 01

    A subcontractor's status changes

    Companies House monitoring shows that a facilities subcontractor has entered administration, and raises an urgent alert.

  2. 02

    The team sees what it delivers

    The supplier record shows the public contracts and services it supports, its contract terms and any continuity plan on file.

  3. 03

    The exit strategy is opened

    The documented exit strategy shows the alternative subcontractor and the steps agreed. If none existed, a task would already be open.

  4. 04

    The replacement is checked

    A due diligence request goes to the alternative subcontractor for its insurance, Cyber Essentials and modern slavery evidence.

  5. 05

    The buyer is kept informed

    A summary drafted with TresAI and an export of the relevant records support the update to the contracting authority.

Talk to us about public sector suppliers

See how Trestec would keep your subcontractor evidence ready for buyer reviews.

Common questions

See Trestec on your own supplier list.