C&G Design Consultancy LLP

We are an independent ventilation design consultancy that creates low energy and high comfort solutions for your indoor air quality needs. We have the knowledge and skills to design your project to the highest standards, whether you need a PassivHaus system or a UK building regulation compliant ventilation system. We work with partner organisations to create a network of trust for our clients and rely on word of mouth and referrals. We also indemnify our designs up to £5m to give you peace of mind. Retrofits or new builds, we’re here to provide designs that work.