8th Oct 2025
We are delighted to announce that together Tera Environnement and Toxilabo are joining Celnor Group, strengthening our Analytical Sciences division, and becoming our first French Group member.
Established in 2001 with accredited laboratories in Crolles, Fuveau, and Nantes France, Tera Environnement specialises in testing, monitoring, and analysis of chemical contaminants and biological samples in the air and on surfaces. Tera Environnement provides accredited ambient air quality testing, measuring a wide range of pollutants including VOCs, PM, heavy metals, and PFAS using both passive and active sampling. Tera Environnement’s clients include sectors such as healthcare, microelectronic, and manufacturing, where they provide rapid-response solutions and high-quality compliant testing.
Established in 2000, Toxilabo is a subsidiary of Tera Environnement. It supports professionals in occupational health, industrial hygiene, and environmental safety by providing comprehensive testing services to assess and manage chemical risks in workplaces and environments. Toxilabo offers a full range of capabilities, including air quality testing, surface residue analysis, and biological monitoring through the analysis of samples such as blood, urine, and hair. Their in-house team of chemists and biologist advises clients on sampling strategies, equipment choices, and analysis to ensure compliance with regulatory standards. Toxilabo is recognised for its innovation, reliability, and commitment to improving environmental and occupational health through science-driven solutions.
“This achievement is a clear demonstration of the unparalleled expertise and capabilities of the teams at TERA Environnement and Toxilabo. The backing of the Celnor Group is a strategic milestone in the development of both companies in France and internationally, offering significant opportunities for growth”. Laurent Lequin, Managing Director at Tera Environnement.
“The addition of Tera Environnement and Toxilabo marks another important milestone in Celnor’s international growth journey, becoming our first French Group member. After expanding into the US earlier this year the addition of Tera Environnement and Toxilabo reflects our ambition to build a strong global presence in the testing, inspection, certification, and compliance industry.” Simon Parrington, CEO and Founder, Celnor.
He continued, “I’m delighted to welcome Laurent Lequin, the Tera Environnement and Toxilabo team to Celnor Group. Their market leading position and extensive experience in the industry make them an invaluable addition to the Group. It’s fantastic to see our Analytical Sciences division expand with such a well-known and highly respected team.”
Find out more about Tera Environnement and Toxilabo.
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