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ALS appoints Andrea Vallejo as Executive General Manager, Environmental
ALS is pleased to announce the appointment of Andrea Vallejo as Executive General Manager, Environmental, commencing 7 April 2026.
Andrea brings more than 20 years’ global leadership experience across the building technologies and solutions sector. She has a strong track record delivering growth, improving operational performance and building high-performing teams across complex, international markets.
Andrea joins ALS from Johnson Controls, where she most recently served as Vice President and General Manager, South & West Europe. During her 18-year tenure, she held a range of senior leadership roles globally, including Vice President Commercial EMEA & Latin America and Vice President & General Manager, Global Industrial Refrigeration, working across diverse cultures and markets.
ALS Chief Executive Officer and Managing Director Malcolm Deane said Andrea’s appointment reflects the company’s continued focus on strengthening leadership capability and accelerating growth in its Environmental business.
“Andrea brings deep expertise in scaling complex, global organisations and a strong track record of delivering results. She is a collaborative leader who builds aligned, high-performing teams and I’m confident she will play an important role in the next phase of growth for our Environmental business.”
Andrea will oversee the global Environmental business, including strategic capital allocation, organic and inorganic growth initiatives, and the continued development of a leading, client-focused platform.
ALS is a global leader in testing, providing comprehensive testing solutions to clients in a wide range of industries around the world. Using state-of-the-art technologies and innovative methodologies, our dedicated international teams deliver the highest-quality testing services and personalised solutions supported by local expertise. We help our clients leverage the power of data-driven insights for a safer and healthier world.