Meet our team
Get to know the experts in the Calatherm team.
Our team is dedicated to positively impacting our customers, industry, environment, and one another. Each member brings specialist expertise into the industries we serve, along with passion and enthusiasm for every thermal management project.
CEO - Mark Holmes
Mark brings over 20 years of industry experience to the company. Since his appointment as CEO in Febraury 2024, he has been instrumental in driving Calatherm’s growth and strategic direction. Under his leadership, the company has expanded its market presence across Europe, focusing on innovation and excellence in thermal management solutions.
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- info@calatherm.com
- 0777 777 7777
CTO - Gary Wilson
Gary has over 20 years of experience in the automotive industry. With a deep understanding of thermal management systems for, internal combustion engine (ICE), electric (EV) , and fuel cell electric vehicles (FCEV). He works hands-on with the engineering team to create smarter solutions that keep vehicles running efficiently and effectively.
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- info@calatherm.com
- 0777 777 7777
COO - Carol Maund
Carol has worked in the automotive industry for over 25 years and, with her wealth of experience, she easily adapts to a variety of tasks and thrives when problem solving. She is dedicated to overseeing the day-to-day administrative and operational functions of Calatherm, further supporting our customers with their thermal management requirements.
- Quisque tempor, velit et ornare semper, velit mauris faucibus urna, nec porttitor lorem sapien.
- info@calatherm.com
- 0777 777 7777
CFO - Sotos Constantinides
Sotos brings a Big 4-trained finance background and deep experience in strategic reviews, refinancing, fundraising and PE-backed exits to the role. Combining a hands-on, pragmatic approach with board-level strategic insight, Sotos is driven by delivering profitable growth, strengthening commercial decision-making, and creating value in challenging situations.
- Quisque tempor, velit et ornare semper, velit mauris faucibus urna, nec porttitor lorem sapien.
- info@calatherm.com
- 0777 777 7777
Latest news & insights
Keep up to date with the latest news, views and announcements from the calatherm team.
Latest News
Emission Legislation drawing Impact on Thermal Management: A Risk to Cabin ...
15 October 2026For many years, HVAC was treated in isolation as a comfort system: a cab heater, air conditioning unit, blower and controls, specified once the wider vehicle architecture had largely been settled.
Blogs
Considerations for Sizing Mobile Machine Cooling Systems
28 September 2026What Is Engine Heat Rejection?Only a portion of the energy released during combustion becomes useful mechanical power.
Latest News
“A completely bespoke and unique relationship” – How Calatherm suppor...
10 September 2026Dennis Eagle is the UK’s leading manufacturer of refuse collection vehicles (RCVs), supplying around 85% of the UK market.
Latest News
How Calatherm HVAC Systems Support Thwaites Cab Dumpers in Tough Working En...
10 August 2026Thwaites Dumpers specialises in the design and manufacture of forward tip dumpers.
Latest News
Calatherm introduces new BTMS 1 (800V) Battery Thermal Management System
8 June 2026Calatherm has unveiled its new BTMS 1 (800V) at the IVT Expo in Cologne, Germany.
Blogs
Cooling Packs in Harsh Environments: Why they are critical in High Temperat...
12 May 2026Dust, sand, chaff and debris can all become part of the cooling challenge.
Latest News
Calatherm Expands Battery Thermal Management Portfolio with Launch of BTMS ...
17 March 2026The introduction of BTMS 2 builds on the successful launch of the company’s BTMS 1 launch last year and reflects the increasing variety of requirements emerging across the electrified vehicle market.
Blogs
A Holistic Approach to Thermal Management: Why It Must Be Treated as a Syst...
9 March 2026But the important behaviours (temperature stability, warm-up time, efficiency, durability, safety, and total cost) do not live within a single component.
Blogs
Natural refrigerants: implementing a refrigerant roadmap to future-proof yo...
26 January 2026Automotive manufacturers once treated refrigerant choice as a simple compliance checkbox: but that phase is coming to an end.
