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.

Kensa Steve Costello

Steve Costello

Business Development Manager

Steve has been in the geothermal industry since 2007 and has experience from design through to installation. Steve served on the council of the GSHPA from 2008 to 2014.

James Coe

Internal Sales Manager (MCS)

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.

Stuart Bader

Internal Sales Manager (MCS Umbrella)

Stuart has been involved in the heating & renewables industry since 2005, bringing a wide range of knowledge & experience. Stuart manages the MCS Umbrella team who assist installers in delivering MCS certified, Kensa GSHP installations.

Kensa Paul Dennison

Paul Dennison

Technical Sales

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.

Lauren Hill

Lauren Hill

Technical Sales

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.

Technical Support

Kensa Darren Veal

Darren Veal

Installer Development 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.


Kensa Maggie Buhr

Maggie Buhr

Group Buyer & 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

MCS Compliance Coordinator

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 RHI applications with OFGEM.

Kensa Margo Standley

Margo Standley

Admin Support

Margo has over 20 years in customer services roles in catering, healthcare and manufacturing sectors combined. Her responsibilities include order processing, assisting purchasing, marketing, and all things admin.


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

Technical Director

Co-founder of Kensa, Guy oversees Kensa's technical service department, 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 Director

CIM qualified and experienced in marketing renewables since 2007, Stephanie joined Kensa in 2011 and is responsible for the marketing and business growth of the Kensa Group of companies.

Dan Roberts

Director of Technical

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.

Karl Drage

Director of Business Development

Karl leads the Kensa Group's activity around Advocacy of policy and new business models for heat and integrated energy systems. With 30 years' experience in refrigeration technologies, he has overseen the installation of over 5,000 heat pumps.

Kensa Group Board

Dr Matthew Trewhella

Dr. Matthew Trewhella


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 James Standley

James Standley


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.

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 a Senior Investment Manager 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.