Meet Our Team

Caldera's team pairs engineering depth with commercial, financial and operational expertise - built to take industrial electrification from pilot to scale, backed by GEA Group's £10m investment.

James Macnaghten

CEO

Guy Winstanley

COO

Lisa Tidswell

CFO

Andy Joynson

Chief Revenue Officer

Krish Chana

CTO

Andrew Brown

Board Member

Mark Lee

Board Member

Bianca Sassow

Marketing & Partnerships Manager

Alex Alliston

Senior Solutions Engineer

Ed Kileff

Senior Site Design Engineer

Adam Jordan-Evans

Senior Mechanical Engineer

Mark Kenworth

Senior Mechanical Engineer

Sue Hoar

Site Integration and Layout Engineer

Radek Siewior

Foundry Engineer

Samuel Schoen

Mechanical Engineer

Tom Mallory

Fabrication Engineer

Ranulf Slee

Test Engineer

Nathan Brundell

Thermal Safety Engineer

Michael Lawton

Production Engineer

James Hutchinson

Design Engineer

Peter Richardson

Manufacturing Technician

Mark Cook

Manufacturing Technician

Grant Campbell

Digital Systems Lead

Wendy Taylor

Office Assistant

Jack Evans

Finance Assistant