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Al Leisengang
Chief Executive Officer

Al is the Chief Executive Officer of Green City.


He is responsible for the company’s marketing strategies, operations, sales and growth initiatives across all functions focused on increasing market penetration, and working closely with advertisers to build regional, national and sustainability campaigns.  


He has spent more than 15 years in the media industry, working in a variety of senior sales, partnership and leadership roles and has been a valued and trusted source within the media community.  Formerly Vice President of Business Development at Vector Media, he has a proven track record of delivering value for leading national brands in both out-of-home and non-traditional programs that drive results.  Prior to joining Vector Media, Al held positions at Vista Media, Deutsche Bank and The Federal Reserve Bank of New York where he started his career.


Al currently resides with his wife and their two sons in Rye, NY. In his spare time, Al enjoys coaching youth sports and has a passion for traveling and music.

Robert Gheewalla

Rob is the Co-Founder of Green City.  He has significant experience investing in and developing companies in the media and telecom sectors and overseeing the growth of companies targeting both local and national advertisers. Previously, Rob was a Partner at Goldman, Sachs & Co., where he worked for 20 years. At Goldman Sachs, he held senior management positions in the Private Equity, Mezzanine, Senior Loan and Venture Capital investment businesses in GS Merchant Bank. Rob was a member of Goldman Sachs' Global Investment Committee. He has significant international experience as the former Head of Goldman Sachs' Principal Debt Investment Group in Europe. He has served on over a dozen public company and private company boards. Rob earned an MBA from Harvard Business School, an MS from the London School of Economics which he attended on a Fulbright Scholarship, and a BA, summa cum laude in Economics and English from Tufts University. Rob currently serves on the Board of Directors of My Sisters' Place, a non-profit organization that works to end domestic violence.  Rob is currently a member of the Board of Advisors for the Tufts University School of Arts & Sciences.

Geoffrey Kanter

Geoff is the Co-Founder of Green City. For the past 20 years, Geoff has built and invested in media, advertising, and marketing-related businesses.  Previously, Geoff served as Chief Operating Officer and a founding partner of Brand Connections, an integrated media and marketing company enabling leading national advertisers to reach consumers in leisure, recreation, and travel environments, and facilitated its sale to private equity firm Veronis Suhler Stevenson in June, 2008. Prior to Brand Connections, Geoff held leadership roles at College Television Network (Sold to MTV), Primedia, Burlington Industries, and Accenture. Geoff earned an MBA from the Harvard Graduate School of Business Administration and a BA, Magna Cum Laude in Economics, from Duke University.  He is a member of the Advisory Board of the Duke Angel Network and is an active contributor to the Duke Program For Entrepreneurs as a lecturer, mentor, and panelist.  With his wife, he has established the Kanter Arts Scholarship at Duke to provide tuition assistance for students with a passion for and talent in the arts.

Marty Shapiro
Chief Sales Officer

For three decades, Marty has specialized in building strategic partnerships between properties and brands. At Green City, Marty’s role is to generate advertising revenue for Green City's solar kiosk franchise.

As founder and president of MS Sales & Solutions, Marty has spearheaded sponsorship sales and strategic partnerships for several sports and entertainment companies, including Tough Mudder and the international hip-hop star, Flo Rida.  Prior to this, Marty was the General Sales Manager for Clear Channel Outdoor’s New York office, leading a team who sold billboard space in Times Square and the rest of the New York market. From 1998-2008, Marty ran the North America sales team for CNN International. Prior to joining CNN, Marty was the sponsorship sales director for the Turner Sports’ 1998 Goodwill Games. Marty began his career selling fully-integrated sponsorships for Madison Square Garden and MSG Network.  During an illustrious 10-year stint at MSG, Marty rose through the ranks to the position of National Sales Manager. He left in 1995 to run sales for Sunshine Network in South Florida.

Marty received his BA from Colgate University, where he was a 4-year letterman in baseball.  He also has an MA in Sports Management from Adelphi University, and a continuing education certificate from the University of Pennsylvania's Wharton Business School.

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