SAPgen

About SAPgen

---

SAPgen provides fast and accurate SAP Calculations for new builds, extensions and conversions across the UK. We work with builders, architects and self-builders to ensure every project meets Part L energy requirements with minimal hassle. Our service includes design-stage and as-built SAP assessments, EPCs, compliance reports and clear guidance throughout the process. With fixed pricing and quick turnaround times, SAPgen helps keep your project on track while meeting all energy efficiency obligations.

We offer a full range of SAP and Part L compliance services, including new build SAP Calculations, conversion and extension assessments, EPCs, thermal performance checks and energy compliance reporting. Whether you’re working on a single self-build or a multi-plot development, we provide clear specifications, accurate results and responsive support. Our aim is to make SAP compliance simple, predictable and stress-free.

SAPgen is led by Ian Kay, an Elmhurst accredited OCDEA specialising in SAP Calculations and Part L compliance. With experience supporting homeowners, architects and building professionals, we understand the practical challenges of meeting Part L requirements. Our approach focuses on clarity, accuracy and fast communication, ensuring every client gets reliable assessments without delays or unnecessary complexity.