Accreditation Health & Safety BS-OHSAS 180001:2007 (Jan 2018 to Dec 2020) Environmental BS EN ISO 14001:2004 (Jan 2018 to Sep 2018) Quality BS EN ISO 9001:2008 (Jan 2018 to Sep 2018) Other Tier 1 Contractor, SpeCC Regulations 2010 (Jan 2018 to Sep 2018)