(303) 996-7340

Dr. Jeffrey Su

Executive Director

Dr. Jeffrey Su has led a diverse and international career as a nonprofit executive director, an academic, a sustainability consultant and coach, and environmental educator in the USA, Australia, Europe, and Africa. Jeff is a student of the art and science of collaboration and has led successful multi-stakeholder collaboratives focused on social and environmental justice in a number of contexts. Jeff’s academic background includes degrees in Zoology/Botany, Psychotherapy and Counseling, and a doctorate in Ecology and Environmental Science.  


Deyanira Zavala

Program Coordinator

Deyanira Zavala oversees the implementation and execution of MHC’s workplan by creating and managing partnership opportunities and tracking workplan deliverables. She focuses on MHC’s Business, Local Workforce, and Middle Skilled Jobs and MHC’s Affordable Fares priority areas, as well as MHC’s gentrification/anti-displacement efforts. Prior to joining Mile High Connects, Deyanira served as Program Coordinator at Rocky Mountain MicroFinance Institute, a Community creating mobility in people’s lives through entrepreneurs. In this role, Deyanira implemented the organization’s Post Boot Camp program, dedicated to support entrepreneurs with continued mentorship and one-on-one coaching. Deyanira has also served as the Business Assistance Center Manager with Business and Community Lenders of Texas and Program Coordinator with NALCAB- National Association for Latino Community Asset Builders, where she facilitated a variety of projects in support of NALCAB member organizations, including resource development and capacity building activities. Deyanira holds a Master of Public Administration from the University of North Texas and a Bachelor of Arts in Criminology from the University of Texas at Arlington. Deyanira is trained Technology of Participation (ToP) facilitator and alumni of the Young Nonprofits Professional Network Elevate Denver fellowship program.

Paul Aldretti

Program Coordinator

As Mile High Connects program coordinator, Paul Aldretti brings the experience, knowledge, and relationships he developed as the coordinator for the Denver Regional Council of Government’s Sustainable Communities Initiative. Prior to his work on transit and equity, Paul focused on the design and implementation of programs and public policy related to energy, climate change, social responsibility, and sustainability. Paul has worked with government agencies, corporations, trade associations, non-profit organizations, utilities, communities, and other groups throughout the United States and internationally. In 2005, Paul was awarded a Fulbright Fellowship to assist NGOs in India create collaborative frameworks for rural sustainable development projects in that country. He served as the Director of Climate Programs at Business for Social Responsibility and Executive Director of the Colorado Environmental Partnership. He also served on the boards of directors for the Colorado Alliance for Environmental Education and the Colorado Pollution Prevention Partnership, and on the national Advisory Council for the Climate Neutral Network. He was designated a Colorado Pollution Prevention Champion in 1998. Currently he serves as a member of Denver Mayor Hancock’s Bicycle Advisory Committee and the Citizens Advisory Committee for Denver Water. Paul also was an adjunct professor of sustainability at Naropa University in Boulder. Paul is a native of Colorado, a graduate of Colorado State University and long-time resident of North Denver. His most important “job” is husband and father of two sons.

Stephanie Seifried

Director, Collaborative Marketing & Development

Stephanie Seifried joined the team in October 2017 and is the newest FTE at Mile High Connects. Stephanie has a variety of unique experience building collaborative partnerships across business, nonprofit and government sectors. Prior to joining MHC, Stephanie most reticently served as the Development & Special Projects Manager at Brothers Redevelopment, Inc. Born and raised in Denver, Stephanie grew up with three older brothers and two very patient parents. She holds a Bachelor’s Degree in Organizational Communications from Metro State University. For fun, Stephanie enjoys doing yoga, golfing, reading and spoiling her nieces and nephews with endless candy!

Steering Committee

Mile High Connects is overseen by a Steering Committee made up of our core partners. These include:

  • http://9to5.org/home/
  • https://www.wellsfargo.com
  • http://www.urbanlandc.org
  • http://www.coloradohealth.org
  • http://www.nbfamilyfoundation.org
  • http://www.nrdc.org
  • http://www.gatesfamilyfoundation.org
  • http://www.enterprisecommunity.com/where-we-work/denver
  • https://healthy.kaiserpermanente.org/html/kaiser/index.shtml
  • https://www.usbank.com/index.html
  • http://www.rcfdenver.org
  • https://www.efirstbank.com
  • http://www.piton.org/piton-foundation
  • https://www.fordfoundation.org
  • http://thebuckfoundation.org
  • http://fresc.org
  • http://www.denverfoundation.org

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