Member since 03 Jul, 2025
Darren Helliwell is a director of an environmental survey/testing company. Trying to lower building emissions for BREEAM and WELLv2. i lead with over 20 years of expertise in air and acoustic testing. Based in London , he ensures high standards in building compliance across the UK, offering tailored consultancy and testing services.
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Daz_Jo_To
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