Our Company

Our Mission

To create sustainable value through the use of smart technology within the residential energy supply market.

40,000

Keeping on top of over 40,000 rooftops

7-15%

Improving IRR by between 7% to 15%

23%

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

Colin Calder

Colin Calder

Chief Executive and Founder

Colin founded the Company in 2008 following extensive research into zero-carbon homes in Tuscany, Italy.  Colin has 30 years of experience in the software and technology sectors, with a significant proportion of his career being involved in bringing together mobile and the internet.  In 1996 Colin founded Paragon, a software company focused on synchronising data between mobile phones, desktop applications and web-based services, which he sold for $500 million to phone.com in 2000.  Along with his work in the technology sector, Colin has also held the positions of Director of X/Open (now The Open Group), a global consortium of technology manufacturers working to promote open standards in the field of information technology. He has also acted as an advisor to the European Commission, European Parliament and the UK Parliamentary Affairs Committee on proposed changes to European legislation permitting the reverse engineering of interface specifications, a change which led to the dramatic rise of open systems and distributed computing. He is a Fellow of the Energy Institute and an Advisory Board Member to UCL’s International Energy Institute.

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Jim Crooks

Jim Crooks

Chief Operating Officer

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

VP Engineering

Fraser brings over 20 years of commercial technology consulting and development experience to PassivSystems. 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.

Antonia Clemow

Antonia Clemow

Sales and Marketing Director

Antonia is a sales and marketing professional with over 12 years of experience, six of which have been spent specifically within the solar PV and smart heating space. Since joining Passiv, she has been instrumental in establishing and growing the solar PV installation channel for our PassivPro suite of services. Prior to working for Passiv, Antonia worked for companies such as IRIS Software & Services and the NCC group where she was responsible for business development.

Ian Rose

Ian Rose

Professional Services Director

Ian is a business development professional with over 15 years’ experience in the utilities sector delivering technology and service sales, bids, project management and consulting. He is currently helping PassivSystems to lead the charge in making the built environment the focus of attention for delivering energy savings and utility business transformation.

Katharine Harrison

Katharine Harrison

Service and Operations Director

Katharine has five years of operational experience in the PV and smart heating space and brings 10 years of customer service experience, having previously worked in customer-facing roles for Morgan Stanley and Credit Suisse. Katharine has been instrumental in expanding Passiv’s support capabilities, effecting process improvements and driving operational efficiencies over the past five years.