Harris Miller Miller & Hanson Inc. (HMMH) is a company known for its expertise in environmental and transportation consulting. They specialize in providing solutions that address noise and vibration issues, air quality, and other environmental impacts associated with transportation and infrastructure projects. HMMH has been involved in numerous high-profile projects, offering services that range from environmental assessments to strategic planning and policy development.

In terms of sustainability, HMMH is committed to integrating sustainable practices into their projects and operations. They focus on minimizing environmental impacts through innovative solutions and technologies. However, specific details about their sustainability certifications or ESG reports are not widely available. The company emphasizes the importance of sustainable development in their project planning and execution, aiming to balance economic, social, and environmental considerations.