HMMH welcomes Katherine Preston as a Principal Consultant   

HMMH is pleased to welcome Katherine Preston to the firm. As a Principal Consultant in the Aviation Group, Katherine will be instrumental in providing support to our aviation and climate and energy markets.

Prior to joining HMMH, Katherine served as Senior Director for Environmental Affairs at ACI-NA, and was an environmental policy analyst at the Boeing Company. Her experience includes: serving as Committee Secretary for ACI-NA's Environmental Affairs Committee and participating on the FAA's Research, Engineering and Development Advisory Committee's Subcommittee on Environment and Energy; the Transportation Research Board's Environmental Impacts of Aviation Committee; and ICAO's Committee on Aviation Environmental Protection Working Group 2 (Airports and Operations). Katherine has supported other industry groups such as the NextGen Advisory Committee and research institutions including serving on several Airport Cooperative Research Program panels and acting as an industry advisor to ASCENT, FAA's Center of Excellence. Katherine was named a 'Top 40 Under 40' by Airport Business Magazine in 2014.

"I am truly thrilled to have Katherine join the HMMH team," said Mary Ellen Eagan, President & CEO. "Her extensive experience in environmental policy and government affairs, proven project management skills, and passion for sustainability will be instrumental to the growth of HMMH."

Katherine will be located in Tallahassee, Florida and can be reached at
or 781.229.0707 ext 3137.

Please join us in welcoming Katherine to 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. HMMH is certified as a Woman-Owned (WBE) and Disadvantaged Business Enterprise (DBE) and is recognized as an Economically Disadvantaged Women-Owned Small Business (EDWOSB) by the U.S. Small Business Administration. For more information, visit

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