Know every home's energy profile

Discover the energy efficiency of every property in your portfolio, including those previously unclassified or misclassified, to enhance marketing, financing, and ESG reporting. Gain insights without needing user input.

Why use Assess?

Boost green lending

Make green lending your competitive advantage and become a market leader in sustainable finance, scaling on your terms.

Grow data coverage and reduce risk

Improve EPC data coverage and accuracy through energy assessments for entire portfolio, in minutes.

Identify misclassified assets

Accurately identify and correct misclassified properties through statistical modelling and data enrichment. In seconds.

Segment and target customers

Assess and segment your customers according to the baseline of their property's energy performance - in real time.

Stay ahead of regulation

Adapt to regulatory change and manage changing ESG compliance requirements.

Unlock convenient customer journeys

Improve your user experience and conversion with Vilda’s plug and play Assess UI and SDKs.

Why choose Assess?

Portfolio segmentation

Precisely segment your portfolio for targeted communication and upselling.

Expanded data coverage

Access industry-leading data accuracy and coverage to enhance portfolio insights.

Efficiency improvement

Streamline processes and integrate energy efficiency considerations seamlessly with our flexible API.

How Assess works?

Instant, accurate energy insights

Connect to a single API

One simple integration with Vilda’s state-of-the-art API gives you access to all our data. 

Enrich your entire portfolio

Get estimated Energy Performance Certificates, CO2 emissions, and kWh consumption for every residential property in your portfolio - in seconds.

Access actionable data and insights

Integrate Vilda's datasets directly into your systems, whether it's in an analytics platform like tableau or Power BI, or an inhouse automatic qualification system

Supercharge your business

Surface the data in your activation systems and empower your teams to create more business value, faster. 

Use case

Assess the baseline

Assess the valuation and actual energy profile of a property in CO2, kWh and energy rating (EPC), at both the individual and portfolio level - with and without user input.

Use case

Qualify customers

Identify and qualify customers for green products and services. Drive engagement in green premium incentive products for the transition by providing green financing for highly energy efficient buildings, and for sustainable refurbishment as well as energy efficiency measures in existing buildings.

Assess UI

Make data collection a breeze

Our out-of-the-box UX - Assess UI flow is fast to implement across web and mobile. Your customers are guided through a simple conversational process to Assess and Optimise their homes' energy profile, in minutes.

Easy integration and customisation

Seamlessly integrate our customisable UX flow into your app. Adjust messages, buttons, and colours to align with your brand, ensuring a smooth user experience. Our solution focuses on simplicity, allowing you to concentrate on your product rather than complex integrations.

Optimised UX for conversion

Optimise your user experience based on user data, streamlining the process of evaluating and enhancing home energy profiles. This efficiency allows customers to complete assessments quickly and easily, with minimal input data.

Versatile and Low-Maintenance

Designed for versatility, our flow can be adapted to various user journeys without the need for intricate front-end integrations, like app-to-app redirects.

Complete control and support

Control over the user experience with our white-label solution. We provide extensive support, including detailed error messaging and event logs for in-depth user insights, all accessible from our intuitive Dashboard.

Get to know Assess

Experience the Assess user journey

Here’s a step-by-step look at how you can use Vilda’s API to build green products, services and  workflow experiences.


Feature one

Make an Address request

Use the Address endpoint to submit a GET request.
Skin care studio
"You can tell there is a lot of thought put behind every detail. I don’t think they could have done a better job!" - Laura

Feature two

Create a Building Model

Use the Address endpoint to submit a GET request.


Feature three

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Use the Address endpoint to submit a GET request.


Feature four


Use the Address endpoint to submit a GET request.

Ready get started with Assess?

Get ahead of legal requirements and excel in delivering value for your customers.