Chirpy came in to being from our direct experience of trying to tackle communal heating from inside housing providers. Between us we have over 50 years’ experience of  coming up with the solutions to make communal scheme deliver on their promise and to create heating systems that are financially viable, deliver great service and provider affordable and reliable heat for customers. 


This means we understand the opportunities and the limitations that exist in housing providers – the financial constraints, the challenges of getting internal buy in and delivery and of course meeting the needs of customers and the wider corporate objectives.  


Above all we come from the perspective of the housing provider and ensure that our approach and solutions reflect the needs of the client.The Chirpy team includes experts on the technical issues, scheme and asset management, procurement, scheme finances and staff and customer engagement.


The chirpy heat team

 Laura Bishop MSc CEng MIMechE MInstR

Laura Bishop is a chartered mechanical engineer, registered with the Institute of Mechanical Engineers. She has 18 years engineering experience with a number of blue-chip companies including Bombardier Transportation and Rolls Royce.


Her most recent full time occupation was with E.ON Connecting Energies in Coventry where she was engineering manager for all UK renewable heat projects. During her time at Rolls Royce, she was also fuel system lead engineer on the solid oxide fuel cell development programme.


She now runs Infinitas Design Ltd, a Derby-based independent renewable energy engineering consultancy where she undertakes the design and development of mainly heat pump, heat network and energy storage projects for a variety of clients as well as advising on the government renewable heat incentive scheme.

Will Routh

Will has worked in Social Housing sustainability for 10 years, most recently as Head of Sustainability at Southern Housing Group.


During this time was responsible for overseeing their Heat Network portfolio from plant room to Board room, including internal management, contract management and customer service, helping to resolve many of the growing pains of becoming a heat network operator.


He served 3 years as Chair of the London Environment Group (LEG) of Housing Associations (2013-2016), 3 years as Treasurer and Advisory Board member of Islington Sustainable Energy Partnership and in 2018 co-founded ‘The Heat Network’ (formerly CHIRP) a best-practice sharing group for Communal & District Heating in Housing Associations.


Will is a co-founder of Chirpy Heat.


Rachael Mills

Rachael has worked in the sustainability sector for over twenty-five years.  She co-founded SE2 in 2004, a small consultancy that brings together stakeholders to develop policies, strategies, guidance and practices to transform and decarbonise our energy system. 


Through 2016-2019, Rachael worked within Sustainability Team at Southern Housing, specifically focused on improving their new and existing communal heating schemes and processes, including efficiency analysis, tariff setting, customer communications and internal stakeholder liaison. 


For a number of years, Rachael has also been closely linked into the heating sector through her work with the Association for Decentralised Energy (for whom she is also a Non-Exec Director), HNDU, HNIP, and various local authority networks.   She is a co-founder of Chirpy Heat.

Sarah Diver

Sarah is a passionately customer-focused heat network specialist with practical experience of delivery and operations. Sarah helped to set up the London Borough of Enfield’s own heat business Energetik and led the company's communications and engagement functions.


Working both as a consultant and an employee for a range of organisations from social housing providers, local authorities and in regulated energy supply, Sarah’s focus has always been on consumer engagement and communications, quality of service and tackling fuel poverty. As a member of the Heat Trust’s stakeholder committee, the governing body of the heat network industry’s customer service and protection scheme, Sarah is at the forefront of policy and regulation development for heat customers. 

Nicholas Doyle

Nicholas has worked for local authorities and housing associations for over thirty years. Previously he was a Project Director at Places for People, one of the UK’s largest property management and development companies and a non-executive Director of Viridian Solar, the National Communities Resource Centre and is currently a Non-Executive Director of the London Small Business Centre.


During this time he has been responsible for a wide range of housing, energy and environmental initiatives nationally and internationally that includes new developments, existing communities, corporate action and national research. He developed one of the UK’s first successful energy performance contracts for heat networks that has now been rolled out across the UK. He has worked with a wide range of providers on all elements of their heat networks, as well as delivering training on heat networks.


He is a co-founder of Chirpy Heat that was born of frustration with the failure of heat networks to deliver on their promise. Chirpy Heat was established with the aim of making heat networks deliver for housing providers and their customers. 

Alistair Moore

Alistair is a CIBSE Certified Heat Network Consultant and has worked in the heating industry for the last fifteen years.

He is passionate about creating fit for purpose low carbon energy efficient heat networks that help reduce fuel poverty.


His involvement encompasses the whole heat network process with a particular focus on correct design, installation, commissioning, and operation of heat networks.


Alistair also sits on the CIBSE West Midlands committee with an emphasis on training.


Chirpy are here to help you with all of your issues on heat networks. Together we can help you deliver reliable, affordable and controllable heating for your customers.


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