Meet our team of heat pump specialists at Kensa Heat Pumps, the UK’s market leading ground source heat pump manufacturer.

Technical Sales

Kensa David Billingsley

David Billingsley

Sales Director

David joined Kensa in 2011, bringing with him a wealth of experience, having been involved in the heat pump industry since 2004. David manages the Sales team and works within both the domestic and commercial sectors.

James Coe

Sales Manager

James joined Kensa in 2019, he has worked within the renewable heating industry since 2003 bringing a wealth of experience in the domestic and commercial sectors. James works within the Sales team specifying bespoke ground source heat pump solutions.

Ian W

Ian Weatherstone

National Key Account Sales Manager

Ian has 30 years of experience in the heating industry & 10 years in the renewable sector. Ian focusses on the volume sales market, procurement frameworks & tenders, working with M+E contractors to support the deployment of networked heat pumps.

Lauren Hill

Lauren Hill

Senior Account Manager

Lauren has worked in Renewables since 2016. Lauren's ground source heat pump (GSHP) knowledge allows her to prepare detailed quotations with accuracy. Her understanding of domestic and commercial systems means she can evaluate all GSHP applications.

Kensa Paul Dennison

Paul Dennison

Account Manager

Paul joined Kensa in 2007 to spearhead sales through the expanding distributor and installer networks. He has worked within the heating industry for over 30 years.

Eliott Lipscombe

Account Manager

Eliott joined Kensa in 2022, bringing 13 years of Sales experience from multiple industries. Eliott works as an Account Manager on both domestic and commercial projects, working closely with Kensa's expanding installer network.

Jamie Gulliver

Jamie Gulliver

Account Manager

Jamie brings 3 years of experience from the Electrical industry. Jamie provides support & advice specifying suitable ground source heat pump solutions for projects ranging from single domestic properties to luxury new-build housing developments.

Melissa Gooding

Senior Sales Administrator

Melissa joined Kensa in 2020 with previous Sales & Business Administration experience. Melissa works alongside Sales, handling all incoming enquiries and providing office administration support. Bringing an eye for detail and strong customer service.

Technical Support

Darren Veal

Installer Development & Training Manager

Prior to joining Kensa in 2014, Darren was a heating engineer for over 30 years. Providing valuable technical support to both the sales team and our installers, Darren is responsible for heat pump commissioning, MCS compliance and installer training.

Kensa Todd Whymark

Todd Whymark

Installer Development Engineer

Todd first joined Kensa in 2005. As an expert in all aspects of technical support, Todd advises on new and old Kensa products, attends sites across the UK, and helps with the day-to-day running of the department.

Kensa Tom Worth

Tom Worth

Technical Support Manager

Previously a refrigeration engineer, Tom joined Kensa in 2000. Now the Technical Support Manager, Tom manages and delivers first-class installer support. You'll also find him attending UK-wide sites or assisting with product research and development.

Tom Cosier

Third Line Technical Support

Tom has been working for Kensa since 2015. He started in the manufacturing facility building slinkies & units. Tom then progressed to post-installation Technical Support in 2020.


Kayleigh Williams

Office Manager

Kayleigh joined Kensa in 2021 and is Office Manager based at Kensa's Headquarters in Truro. Kayleigh is the first point of contact for all calls and visitors to site and provides essential admin support for all aspects of the business.

Kensa Maggie Buhr

Maggie Buhr

Group Buyer & Fleet Administrator

Maggie joined Kensa in 2010 with a strong background in administration. She is your first point of contact for any invoicing or order and despatch queries.

Kensa Ally Cook

Ally Tout

Compliance Manager

Ally joined Kensa in 2018 and works within the sales team, based in Exeter. Ally supports the MCS Umbrella scheme and ensures compliance with MCS guidelines to deliver successful funding applications with OFGEM.

Ruth Carroll

Ruth Baker

MCS Compliance

Ruth joined Kensa in 2020 & works within the MCS Compliance Team. Ruth has six years of experience working in the renewable heating industry & over 20 years in Customer Service. She supports installers & homeowners with the MCS Umbrella & funding.

Nicola Yukon

Nicola Yukon

MCS Administrator

Nicola joined Kensa in 2019 & works within the MCS Compliance Team to support installers & homeowners with the MCS Umbrella & funding. Nicola has over 20 years of experience in Administration & Customer Service.



Paul Eveleigh

Managing Director

An Engineer with multi-sector experience, Paul joined Kensa in 2020 as Operations Director, to deliver ambitious output growth targets. In 2022, Paul was appointed as Managing Director to drive Kensa's ongoing growth & product portfolio development.

Kensa Guy Cashmore

Guy Cashmore

Engineering Director

Co-founder of Kensa, Guy oversees Kensa's engineering, leads research and development, designs new Kensa products, and delivers training and lectures to staff, students, and export distributors.

Kensa Kate Clarke

Kate Clarke

Finance Director

Kate has a background in both private and public finance, in sectors ranging from services to manufacturing. She is responsible for running the finance and admin department and dealing with the day to day financial matters.

Kensa Stephanie Gregory

Stephanie Gregory

Marketing & Strategic Communications Director

Marketing renewables since 2007, Stephanie joined Kensa in 2011 and is responsible for marketing, corporate and public affairs, advocating the Kensa Group of companies and shaping the UKs optimum transition to decarbonised heating and cooling.

Dan Roberts

Technical Director

Dan has over 10 years' experience in the GSHP industry, giving him unrivalled knowledge. From building heat pumps to delivering large-scale GSHP schemes. Dan has unparalleled comprehension of GSHPs from initial production through to installation.

Steve Berry

Director of Operations

Steve has worked for brand leading manufacturing companies over the last 25 years. He is an Engineer who has focused on Operations Leadership in multiple sectors. His focus is on developing the Operations function to support Kensa’s growth plans.

Kensa Group Board

Tamsin Lishman

Chief Executive Officer

Tamsin is an Oxford graduate of Engineering Science and a Fellow of the Energy Institute and has held senior positions at EnergyNest, Northumbrian Water Group, Centrica, and BP. Tamsin was appointed as CEO in 2023.

Kensa James Standley

James Standley

Chief Technology Officer

James is responsible for delivering customer and shareholder value through Kensa’s manufacturing, field delivery, technical support and NPD activities. James was appointed COO of The Kensa Group in 2022.

Dr Matthew Trewhella

Dr. Matthew Trewhella

Director of Strategic Partnerships

A former NASA scientist, Matt joined Kensa in 2013 and oversaw the development of Kensa Contracting’s large-scale delivery operations and helped pioneer the use of shared ground loop systems. Matt was appointed as CEO in 2022.

Kensa Simon Lomax

Simon Lomax

Strategic Advisor

Former CEO of The Kensa Group and former Chair of the GSHPA, Simon has overseen Kensa's rise to UK market leader status and has been heavily involved in policy discussions at Westminster and Whitehall as a Top Tier Stakeholder to BEIS.

Matthew Taylor, Chairman of The Kensa Group

Matthew Taylor


Matthew Taylor, Lord Taylor of Goss Moor joined Kensa as Non-Executive Chairman on 1st February 2014.

Mel Adderley, Finance Director, The Kensa Group

Mel Adderley

Group Finance Director

A qualified Chartered Accountant, Mel joined Kensa in 2009 as Finance Director and provides overall financial advice and control and supports the finance team in fulfilling its duties.

Chris Miles

Non-Executive Director

Chris joined Kensa in 2020. He invested in and led the growth of a renewable heat business from 2005, which was later sold to a major utility. Chris has had board-level experience across 8 businesses in the low-carbon energy sector.

Andrew Rendel

Non-Executive Director

Andrew is an Investment Director in Legal & General Capital’s Clean Energy team. He has been working in the renewables & cleantech sectors for over a decade during which he has developed expertise across debt, private equity & venture capital.

Jo Butlin

Non-Executive Director

Jo joined Kensa in 2022 with over 26 years of experience in the energy sector. She now focuses on the UK’s ambition to move to Net Zero and is chair of OFGEM’s ESO performance panel and a founding member and Director of the Women Utilities Network.