Nathan Williams

Chartered Health & Safety Professional (CMIOSH) | Senior EHS Manager | Major Projects, Power Generation & Energy Infrastructure | CDM 2015 | ISO 45001 & ISO 14001 | Contractor & Stakeholder Management

Greater Swansea Area

About

I am a Chartered Health & Safety Professional (CMIOSH) with over 17 years of experience delivering Environmental, Health and Safety leadership across major power generation, energy infrastructure, waste-to-energy, LNG, and construction projects throughout the UK and internationally. My expertise spans EPC and principal contractor environments, supporting projects from concept and design through construction, commissioning, and operational handover. I have successfully led EHS teams on complex, high-risk projects, ensuring compliance with UK and European legislation, CDM 2015 requirements, ISO 45001 and ISO 14001 standards, and corporate governance frameworks. I am passionate about creating positive safety cultures, developing high-performing teams, and building strong relationships with contractors, regulators, local authorities, and communities. Throughout my career, I have delivered measurable improvements in safety performance, risk management, contractor compliance, and operational efficiency while maintaining a practical and collaborative leadership style. Key Specialisms: • EHS Leadership & Strategy • CDM 2015 Compliance • ISO 45001 & ISO 14001 Management Systems • Risk Assessment & Hazard Management • HAZOP & HAZCON Reviews • Contractor & Supply Chain Management • Incident Investigation & Root Cause Analysis • Regulatory Compliance & Auditing • Stakeholder & Community Engagement • Major Projects & EPC Environments • Operational Readiness & Transition to Operations • Continuous Improvement & Performance Management

Experience

  • Health and safety Risk Management Lead at Shoal
    Apr 2024 - Present · 2 yrs 3 mos

  • EHS Advisor at Shoal
    Jun 2026

  • Environment, Health and Safety Manager at Self-employed
    Apr 2018 - Dec 2021 · 3 yrs 9 mos

    EHS Manager, Covanta Energy (Rookery South Waste Recovery Facility) April 2018 – December 2021 Led all aspects of Environmental, Health and Safety (EHS) management for the construction and transition-to-operations phases of a major waste recovery facility. Ensured compliance with UK and European legislation, corporate standards, and contractual obligations through the implementation of a robust EHS management system. Key responsibilities included leading hazard identification and risk mitigation activities through HAZCON and HAZOP reviews, working closely with local authorities, regulators, contractors, and community stakeholders. Managed EHS performance through KPI monitoring, reporting to senior leadership, and driving continuous improvement initiatives across health, safety, environmental, and quality processes. Oversaw contractor and principal designer performance in line with CDM Regulations 2015, reviewing and approving critical project documentation including Construction Phase Plans (CPP), Environmental Management Plans (EMP), and Emergency Preparedness Plans. Conducted regular site inspections, audits, and compliance assessments to maintain ISO 14001 and OHSAS 18001/ISO 45001 standards, ensuring effective risk management, incident investigation, and corrective action implementation. Promoted a positive safety culture through site inductions, permit-to-work compliance checks, workforce engagement, and participation in project progress meetings. Acted as the primary point of contact for local communities, enforcement agencies, and regulatory bodies, leading site tours and supporting stakeholder engagement. Provided ongoing EHS guidance to EPC contractors and subcontractors, ensuring legislative, regulatory, and contractual compliance throughout the project lifecycle.

  • Environment, Health and Safety Manager at Hitachi Zoosen Inova
    Apr 2017 - Mar 2018 · 1 yr

  • Deputy EHS Manager, at Siemens
    Sep 2016 - Dec 2016 · 4 mos

    EPC Contractor, New Capital CCGT Power Station Egypt