Steve McCannon – President, Board of Directors
Mobile Sources Program Director, Colorado Department of Public Health and Environment (CDPHE)

Steve is currently the director of the mobile sources program for CDPHE’s air quality department. Formerly the deputy director for the Regional Air Quality Council (RAQC), he was focused on strategies to reduce mobile source air pollution through policy development and incentivizing the purchase of alternatively fueled vehicles (i.e., natural gas, electric and propane), retrofitting the legacy diesel and gasoline fleet and repairing/salvaging high-emitting and smoking vehicles. McCannon graduated from the University of Iowa with a Bachelor of Arts in political science in 1992 and completed his Master of public administration at the University of Colorado – Denver in 1997.


Robert Spotts – Vice President, Board of Directors
Senior Transportation Planner, Denver Regional Council of Governments (DRCOG)

Robert serves as DRCOG’s subject matter expert for air quality topics, working with regional, state, and federal agencies to prepare environmental analyses of regional transportation plans. He leads DRCOG’s transportation planning/environmental integration activities, including working towards the DRCOG Board’s goals to drastically reduce greenhouse gases from the transportation sector. Robert also manages DRCOG’s Congestion Management Process, producing Annual Reports on Traffic Congestion in the Denver Region.

Robert earned his BA in Geography and his Masters of Urban and Regional Planning from the University of Colorado – Denver. He has worked at DRCOG since 2007, including time as a Travel Modeling Technician and a Transportation Improvement Program Planner.


Mary Till – Board Secretary
Director of Business Development, Sawatch Labs

Mary has been leveraging the power of driving data for more than 6 years to change driver behavior, resulting in reduced fuel consumption & emissions, and increased safety.  With her extensive knowledge of embedded telematics systems she has led deployments in over 20 countries.  Her present work at Sawatch Labs supports smart, economical fleet electrification & optimization for commercial and government fleets through advanced analysis of telematics data.  Ms. Till holds a B.S. in Marketing from Pennsylvania State University. 


Ian Stern-Markovitz – Board Treasurer
Account Executive, Colorado & Utah, ChargePoint

Ian graduated with honors from the University of Vermont in 2009 with a B.A. in Political Science, focusing on Environmental Policy and Sustainable Development. He has worked in various roles in sustainability and energy efficiency, ranging from Residential Energy Surveyor for DNV/KEMA to sales with American Lighting and Progress Lighting focusing on LED retrofits. Since June of 2017, he has been on ChargePoint’s Outside Sales Team, growing their count of commercial, multifamily and fleet EV ports to over 1,000 networked spaces in Colorado. He also covers the Utah Market, and is a passionate EV driver.


Maria DiBiase Eisemann– Board Member
Transportation Policy Analyst, Colorado Energy Office

As Transportation Policy Analyst for the Colorado Energy Office, Maria develops and evaluates legislative and policy initiatives which promote and reduce market barriers for alternative fueled vehicles and technologies. She serves as chair of the Colorado Electric Vehicle Coalition and is Program Manager for Project Refuel Colorado.

Previously, Eisemann was Co-coordinator of Northern Colorado Clean Cities, where she fostered relationships, opportunities and progress towards the use of alternative fuels and technology and clearing the air in Northern Colorado. She also spent 7 years at the Environmental Protection Agency (EPA) in Washington DC in the Office of Compliance on air regulatory issues, rulemakings, and voluntary compliance incentives. Before and after working at the EPA, she worked for the National Center for Vehicle Emissions Control and Safety at Colorado State University on the National Tampering Surveys, On Board Diagnostic’s research and outreach, and helping to organize the annual National Mobile Sources Clean Air Conference. Eisemann also spent 2.5 years with the US Peace Corps in the Philippines.


John Gonzales – Board Member
Senior Engineer, National Renewable Energy Laboratory

As a project leader at the National Renewable Energy Laboratory, John works to advance the use of affordable, domestic transportation fuels and technologies for the U.S. Department of Energy’s Vehicle Technologies Office, Technology Integration Program. John works with the Natural Gas Vehicle Technology Forum, leads the Propane Autogas Technology Forum, and leads and manages the Tiger Teams Technical Assistance program that helps Clean Cities coalition coordinators, stakeholders, and others advance the use of alternative fuels and advanced vehicles.

Prior to NREL, John worked for the Natural Fuels Corporation to promote the use of natural gas, and as the fleet manager for Adams 12 Five Star School District in suburban Denver, where he was responsible for 140 school buses and 120 support vehicles.


Tyler Svitak – Board Member
Executive Director, Colorado Smart Cities Alliance

Tyler Svitak has built his career solving problems at the intersection of technology and urbanism. Tyler has held strategic roles advancing connected, automated, and electric mobility initiatives at the City and County of Denver, Colorado Department of Transportation, and American Lung Association in Colorado, where he led or contributed to some of the most innovative smart mobility projects and policies in the country. 

Tyler became the Executive Director of the Colorado Smart Cities Alliance in 2019, which is the first and only statewide coalition of public, private, academic and research organizations committed to advancing smart cities initiatives across sectors and jurisdictions. Tyler leads the membership-based organization as it develops a new model for project identification, replication, and scale.


Bonnie Trowbridge – Executive Director

Bonnie brings a deep knowledge of the market – from consumer EVs to alternative fuels to heavy-duty manufacturers and fleets, and a comprehensive understanding of the vehicle incentives arena across the U.S. – to her role as Executive Director for the Denver Metro Clean Cities Coalition. With over 25 years of experience in business development for nonprofits and corporations, Bonnie is focused on achieving breathable air for everyone by advancing the clean transportation industry. Her past experience includes marketing and communications for Lightning Systems, manufacturer of electric powertrains for medium- and heavy-duty buses and trucks, where she was instrumental in growing that company from a start-up to a thriving manufacturer. Her other experience includes program management for CALSTART, a non-profit organization working to commercialize clean and efficient transportation solutions, where she led events such as a California policy summit, industry leader workshops, and utility engagement programs.