Three Tier Construction is proud to hold internationally recognized accreditations, including ISO 45001, reflecting our unwavering commitment to occupational health and safety.

We operate with the principle that the health and safety of all stakeholders—employees, clients, sub-contractors, and communities—is paramount. Our core values are rooted in a culture of continuous improvement, driven by ongoing benchmarking against global industry standards.

Our approach to Health, Safety, and Environment (HSE) is anchored by the High Five framework, which forms the foundation of our HSE leadership and guides every aspect of our operations.

Download our ISO 9001:2015, ISO 45001:2018 Certification