Integration partners

Integrating with HIES and EPVS

We're bringing consumer protection and energy performance validation into Flex Energi — so you can manage HIES and EPVS workflows alongside your MCS compliance in one place.

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Partner integrations

Coming soon

These trusted UK schemes will integrate seamlessly with Flex Energi, giving you one platform for MCS, consumer protection, and validation.

Coming soon

HIES Consumer Code

Renewable Energy Installation Protection

HIES is a Chartered Trading Standards Institute (CTSI) approved Consumer Code covering renewable energy installations. Members benefit from deposit protection, Insurance Backed Guarantees (IBGs), and access to alternative dispute resolution.

  • Deposit & stage-payment protection
  • Insurance-backed guarantees
  • Alternative dispute resolution
  • Solar, heat pumps, batteries & more
Visit HIES
Coming soon

EPVS

Energy Performance Validation Scheme

EPVS is an independent certification standard that verifies processes used by installers — ensuring energy-saving, generation, and storage calculations and savings estimates are accurate, reliable, and based on approved methodologies.

  • Validates system designs & performance estimates
  • Protects consumers & lenders from mis-selling
  • Solar PV, heat pumps, battery, V2G & more
  • Trusted by major finance providers
Visit EPVS
Benefits

Why integrate with Flex Energi?

One platform for MCS, HIES, and EPVS — less admin, fewer tools, clearer compliance.

Single source of truth

MCS, HIES, and EPVS data in one project record — no switching between systems.

Less paperwork

Streamlined workflows for registrations, validations, and consumer protection — built into your existing process.

Consumer confidence

Meet HIES and EPVS requirements alongside MCS — give customers and lenders added assurance.

Stay in the loop

We'll notify you when HIES and EPVS integrations go live. In the meantime, try Flex Energi for free.

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