Our Company

Our Mission

“To be the home decarbonisation technology leader, keeping customers engaged and loyal


Keeping on top of over 50,000 rooftops


Improving IRR by between 7% to 15%


Saving in heating consumption

Our promise


We are on a mission to make energy systems more efficient for our business partners and their customers. We have developed an “open” smart, connected IOT platform for energy markets. We describe our innovative approach as placing a digital canopy over residential energy systems. Knowledge from our integrated meter data collection, pre-payment, fault reporting and in home control services can be aggregated to create sustainable value from managing flexibility at the point of generation.

Our solutions consist of software that uses learnt behavior and predictive control to deliver reduced lifetime cost of asset ownership, improved IRR and lower cost to serve. Our services have been designed to integrate easily with your existing CRM, billing and workflow management systems.

Management Team

Jim Crooks

Jim Crooks

Managing Director

Jim has 25 years of senior management experience in B2B Services. He was Managing Director of ADT Fire & Security and Rentokil Initial Fire Services and held senior finance, operational and project roles at Chubb Electronic Security. He has extensive experience of change management and profit improvement in multi-site service businesses delivering installation and field service solutions across a range of different environments. He is a Chartered Accountant and has a degree in Classics from Oxford University.

Fraser Harding

Fraser Harding

Development Director

Fraser brings over 20 years of commercial technology consulting and development experience to Passiv. Most recently Fraser has held executive positions at a number of young organisations bringing innovative technology solutions to market. Fraser was a founding member of Paragon Software, one of the UK’s most successful technology startups, and was instrumental in building the company to be a world leader in mobile synchronisation.

Ian Rose

Ian Rose

Sales and Strategy Director

Ian has over 20 years’ experience in the utilities sector delivering innovative technology and service solutions. He manages Passiv’s innovation projects and products, with a focus on extracting energy system value from flexible heat, power and transport solutions to support the net zero transition.