meet our club's

leadership team

Club presidents

Lilly Chadwick

Co-President & Conference co-chaiR

Lilly is a Wharton MBA 2026 candidate focused on finance, energy, and urban development. Before Wharton, Lilly worked at a waste technology company called Rubicon, where she worked on operations, partnerships, and analytics for their Smart Cities business unit. At Wharton, Lilly has interned for the Corporate Development team at X-energy, a nuclear SMR company, and the Business Development team at truCurrent, a microgrid and VPP company. She holds a BA in History from Princeton University.

Ask me about: nuclear energy, smart grids, clean infrastructure

Kelly Cheng

Co-President

Kelly is a Wharton MBA 2026 candidate. Prior to Wharton, she was on the Investor Relations team at an infrastructure asset manager with a mandate spanning utilities, midstream, and transportation assets, as well as brownfield solar development and renewable natural gas (RNG) projects. This summer, she interned in investment banking at Lazard on the Power, Energy and Infrastructure team. Kelly holds a BS in Economics from Duke University.

Ask me about: utility-scale solar development, utility M&A, infrastructure investment landscape

Chad Schwam

Co-President

Chad is a Wharton MBA 2026 candidate focused on climate tech applications in industrials and energy storage. Prior to Wharton, he was a Consultant at Bain & Company, where he advised Fortune 500 clients across energy, industrials, and transportation on decarbonization strategy. He is also passionate about early-stage climate ventures and has worked with startups like Inari Agriculture and EarthSuds. Chad holds a BSBA in Economics & Strategy and Entrepreneurship from Washington University in St. Louis.

Ask me about: clean tech VC, energy consulting, industrial decarbonization

Club leadership

Erin Brousseau

Conference co-chair & VP, Content

Erin is a Co-Chair for the 2025 Wharton Energy & Climate Conference and a podcast host for the Wharton Current. Prior to Wharton, she worked for a consulting firm at the intersection of energy and national security. She has a MA in Eastern European Studies with a focus on energy geopolitics and a BA in Law, Jurisprudence, and Social Thought from Amherst College.

Ask me about: energy geopolitics, climate risk, energy security

Sarah Gurbach

conference co-chair & VP, External Engagement

Sarah's passion for energy and climate started as an undergrad at Columbia, where she studied Sustainable Development. After starting her career in Management Consulting at Kearney, Sarah worked in Strategy and as Chief of Staff to the CEO at Solar Mosaic, a leading residential solar financier. Currently studying Finance at Wharton, she'll be co-chairing the Energy and Climate Conference and heading up External Engagement.

Ask me about: residential solar, climate strategy, renewable finance

Carleigh Douglas

VP, professional development

Carleigh is a Wharton MBA 2026 candidate interested in the intersection of climate investment and social impact. Prior to Wharton, she worked in sustainable investing strategy at BlackRock across their New York, London, and San Francisco offices. At Wharton, she has interned at The Rockefeller Foundation, conducted climate research at Penn’s Center for High-Impact Philanthropy, and served as a Nonprofit Board Fellow for Neighborhood Gardens Trust. Carleigh earned a BS in International Business & Marketing from Georgetown University.

Ask me about: climate investing, sustainable finance, ESG strategy

Ruidi Lu

VP, Professional Development

Ruidi Lu is a second-year MBA student at Wharton and serves as VP of Professional Development. Prior to Wharton, he worked at McKinsey & Company advising energy and private equity clients, and at J.P. Morgan in project finance. This past summer, he interned with GIC’s infrastructure private equity team. Ruidi holds a B.S. in Finance from The Ohio State University.

Ask me about: energy infrastructure, project finance, renewables M&A

Siddhartha Bose

VP, Alumni Engagement

Siddhartha is a second-year Wharton MBA candidate studying Finance and Entrepreneurship. This past summer, he interned at Greycroft, supporting their industrial decarbonization and sustainability fund. Prior to Wharton, he worked in climate tech venture capital at Evergreen Climate Innovations, where he focused on early-stage investments across energy storage, waste-to-value, and carbon management. He holds a BS in Computer Science and a BA in Economics from UCLA.

Ask me about: climate VC, carbon removal, early-stage climatetech

Sunny Sun

VP, ALUMNI ENGAGEMENT

Sunny is a Wharton MBA 2026 candidate. Prior to Wharton, she was an Associate at Morgan Stanley Infrastructure Partners (MSIP) where she worked primarily on energy and water projects. Prior to MSIP, she started her career at Bank of America Securities’ Global Natural Resources and Energy Transition Group covering energy M&A. During her time at Wharton, she has extended her interest into energy economics and energy law seminars. Sunny graduated from University of North Carolina at Chapel Hill in 2021 with a B.S. in Business Administration and Applied Mathematics. She also pursued additional environmental science coursework at Duke University.

Ask me about: clean energy M&A, energy regulation, transition investing

Kathleen Malloch

VP, Treks

Kathleen is a Wharton MBA 2026 candidate focused on entreprenurship and finance. Previously, she was an Engagement Manager at Oliver Wyman where she led teams advising Series A to Fortune 500 companies on commercializing products for biotech and climate-tech companies. She started her career in Latin America, where she was awarded the Trustman Fellowship to work with start-ups. She earned a BA from Harvard University.

Ask me about: climate tech startups, carbon markets, energy innovation

Sam Sen

VP, Treks

Sam is a Wharton 2026 MBA candidate and a dual-degree student pursuing a Masters in Urban Spatial Analytics through the Penn Weitzman School of Design. Prior to Wharton, he spent over five years at Brookfield in real estate asset management, working across office and retail portfolios. He is particularly interested in the intersection of energy, infrastructure, and the built environment - especially the role of real assets in enabling a lower-carbon economy.

Ask me about: urban decarbonization, building electrification, grid planning

Tosa Nehikhuere

VP, Treks

Tosa is a second-year Wharton MBA candidate focusing on Business, Energy, Environment, and Sustainability. Prior to Wharton, he worked at Shell as a petroleum engineer, followed by stints as a data analyst at an energy startup and a consultant at BCG Houston. This summer, he interned at GE Vernova focused on Gas Power Carbon Solutions. He holds a BS in Petroleum Engineering from The University of Texas at Austin.

Ask me about: carbon capture, gas power decarbonization, energy transition

Cristina Bermudez

VP, External Engagement

Cristina Bermudez is a JD/MBA candidate at University of Pennsylvania Carey Law School and The Wharton School and serves as a VP of External Engagement. She is interested in renewable energy financing and holds a BA in Political Science from Yale University.

Ask me about: energy policy, renewables finance, climate law

Rakan Aboneaaj

VP, Internal Engagement

Rakan is a Wharton MBA 2026. This summer, he interned with JPMorgan’s Global Natural Resources investment banking group. Prior to Wharton, he worked at Social Finance, an impact finance and advisory non-profit, where he worked on impact investments and data analytics. Previously, he was a consultant on the World Bank’s Private Capital Facilitation unit and a research associate on the Center for Global Development’s Sustainable Development Finance team. Rakan holds a BA in Economics and Middle East Studies from Brown University and was a Fulbright Research Fellow in São Paulo, Brazil.

Ask me about: impact investing, clean infrastructure, climate M&A

Tiffany Yuan

VP, Internal Engagement

Tiffany is a 2nd-year MBA student majoring in Business, Energy, Environment, and Sustainability and pursuing a MA in International Studies at Lauder. Prior to Wharton she worked at Bain & Company advising companies across industries, including energy, utilities, and advanced manufacturing. While at Wharton, she interned at the Regulatory Assistance Project, an energy policy NGO, and conducted energy policy research in China through her MA program. She holds a BA from Johns Hopkins University.

Ask me about: climate tech, energy markets, regulatory policy

Julie Barger

VP, CONTENT

Julie is a Wharton MBA 2026 candidate focusing on finance and energy. Prior to Wharton, she worked in early-stage climate at Breakthrough Energy. This summer she interned with Piva Capital in San Francisco.

Ask me about: climate VC, battery tech, energy storage

Jonny Naylor

VP, Content

Jonny leads content production for the WECC Blog. Prior to Wharton, he worked in proprietary energy trading, starting in global heavy distillates before transitioning to European natural gas and power markets. He holds a BA in Economics from Princeton University.

Ask me about: energy trading, distillate fuels, European gas markets

Rhazy Mohammed

VP, FINANCE

Rhazy is a Wharton 2026 MBA candidate passionate about the energy transition, with nearly a decade of experience across oil & gas, renewable fuels, and circular economy initiatives. Before Wharton, Rhazy led digital transformation and sustainability projects at one of the world’s largest refineries. Last summer, he interned at Ammobia, a clean ammonia startup developing next-generation hydrogen solutions. With a background in chemical engineering, Rhazy is focused on driving impact at the intersection of climate, innovation, and strategy.

Ask me about: clean fuels, circular economy, energy transition

Chris Esposito

VP, Marketing and Communications

Chris is a second-year MBA student focusing on operations and management. Prior to Wharton, he worked in management consulting across sectors including energy, advanced manufacturing, consumer, and others at Bain & Co. While at Wharton, he interned at BJ’s Wholesale Club on their corporate strategy team.

Ask me about: climate communications, sustainability strategy, energy transition