> About HMMH

About HMMH


HMMH is an international leader in environmental and transportation planning including noise and vibration control, air quality analysis, airport and airspace planning, and climate and energy solutions. With three offices throughout the country, we serve government and private industry clients with a broad range of innovative and effective solutions.

Our Solutions

HMMH’s services encompass everything from sophisticated simulation modeling to customized software tools to program planning and management. Strategic public communication is a key component of our offering; we excel at transforming complex technical issues into concepts that are easy to grasp.

Our Mission

HMMH solves complex problems affecting our environment. Our core values are to serve clients with excellence and honesty, to respect others, foster teamwork and seek growth opportunities.

Certified Woman-Owned (WBE) and Disadvantaged Business Enterprise (DBE)
HMMH is pleased to announce that two of its current executive level managers, Mary Ellen Eagan (CEO) and Diana Wasiuk (COO), have acquired a controlling stake in the firm, making HMMH a women-owned business. HMMH is certified as a Woman-Owned (WBE) and Disadvantaged Business Enterprise (DBE) in the Commonwealth of Massachusetts and several other states.  HMMH is also recognized as an Economically Disadvantaged Women-Owned Small Business (EDWOSB) by the U.S. Small Business Administration (SBA). For additional information regarding our current and pending certifications, please contact info@hmmh.com.


Harris Miller Miller & Hanson Inc. - carbon balanced with TerraPass