A Few Words About
About Passiv Developments
About Passiv Developments
Who We Are
Passiv Developments is a North Cornwall-based architectural design practice, specialising in home extensions, barn conversions, Class Q applications, and rural development projects. We provide a full range of design, planning, and building regulation services for homeowners and small developers.
Our mission is simple: to make architectural design practical, energy-conscious, and stress-free, ensuring your project meets both your lifestyle needs and local planning requirements.
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What We Do
We focus on creating designs that are functional, beautiful, and buildable. Whether it’s a small extension, a full barn conversion, or a new-build home, we combine creative ideas with realistic construction methods.
Services include:
- Home extensions and renovations
- Barn conversions and rural building projects
- Class Q agricultural conversions
- New and replacement dwellings
- Agricultural and countryside development schemes
- Energy-efficient and sustainable design advice
- Planning applications and building-regulation drawings
Our Concepts
Every project begins with understanding your needs, your site, and your goals. We take a practical and energy-conscious approach, balancing design ambition with feasibility.
- Clear drawings and documentation – All concepts and technical drawings are AutoCAD-backed for accuracy and clarity.
- Local planning knowledge – We understand Cornwall’s planning policies and rural/costal constraints, giving your application the best chance of success.
- End-to-end support – From initial concept to planning approval and building regulations, we guide you at every stage.
- Collaborative process – We liaise with engineers, builders, and local authorities to ensure a smooth, coordinated project.