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John Bonitz
Clean Transportation Specialist

John joined the clean transportation program at the Center in 2017. His environmental career began as an award-winning solid waste and recycling manager at UNC-Greensboro. Masters studies in climate policy took him to the National Renewable Energy Laboratory (NREL), where he analyzed cost-effective renewable energy technologies. At RAFI-USA, his work in sustainable agriculture addressed the challenges of financing farm ventures. During seven years with a non-profit energy advocacy organization he worked to promote sustainability in bioenergy. More recently, John has worked as consultant to non-profits and businesses interested in sustainable bioenergy and carbon negative pathways. He currently serves on his Town Board of Commissioners.

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Heather Brutz
Clean Transportation Specialist

Heather Brutz joined the Center in 2015 after receiving her MBA from the University of North Carolina at Chapel Hill. Previously, she lived in Washington, DC, where she worked at Transportation for America, a coalition dedicated to promoting a smarter, safer, cleaner transportation system at the federal level. Heather also worked for Clean Energy Works, a coalition of groups dedicated to promoting comprehensive clean energy and climate policies at the federal level.  Email:

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Allison Carr
Clean Transportation Specialist

Allison Carr joined the Center as a Clean Transportation Specialist in 2017. She is returning to Raleigh after several years in Houston where she worked as Clean Energy Policy Analyst for the British Consulate-General and as a Senior Air Quality Planner at the Houston-Galveston Area Council. In those roles, Allison coordinated efforts to promote alternative fuel vehicle deployment across Houston and Texas. She holds a B.S. in Environmental Science from University of North Carolina at Chapel Hill and a Master of Environmental Management degree from the Nicholas School at Duke University.

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Kimberly Conley
Clean Power and Industrial Efficiency Project Coordinator

Kimberly has 10 years of NC State University specific experience in outreach, extension and engagement. Her efforts in communication and business development highlight the importance of nurturing partnerships and collaborations with the ultimate objective of advocating for the competitiveness of NC business and industry. Kimberly leverages the Center’s capabilities in order to to meet the needs and objectives of commercial, industrial and government entities as they pertain to energy efficiency and sustainability. Her efforts include extensive outreach and development initiatives to promote the Center as a resource in support of sustainability. She consulted directly for the U.S. Department of Commerce NIST-Manufacturing Extension Partnership on a national supply chain optimization initiative.  She previously served as assistant director of Energy Solutions as part of the Mechanical & Aerospace Engineering Department, and worked for the NC Manufacturing Extension Partnership / Industry Expansion Solutions group. Kimberly has a master’s of arts degree in environmental communication from NC State University.

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Shannon Helm
Communications & External Relations Manager

Shannon Helm is the Communications & External Relations Manager for the Center. She oversees and administers public outreach and communications activities across the Center’s main program areas.  She also manages media and public relations efforts, participation in national and local events, the Center’s Industry Advisory Council, corporate foundation fundraising, and partner/relationship outreach and collaboration.  She also is the program chair and head fundraiser for the State Energy Conference of North Carolina that is held annually in April.  Before joining the Center in 2010, she worked for ABB Inc., as the Marketing Communications Manager for the Power Products and Power Systems division. She has a background in energy-related communications and community affairs, and has 15+ years of experience in the marketing communications field. Shannon holds a B.A. in Journalism and Mass Communication and a minor in Business Administration from the University of North Carolina at Chapel Hill, and a Master of Science in Communication from NC State University. She also holds a Certificate in Non-Profit Management from Duke University.  Industry involvement: Former Wake County Energy Advisory Commission Member; Society of Women in Environmental Professions (SWEP), Former Communications Chair; N.C. Sustainable Energy Association (NCSEA). Community involvement: Leadership Triangle Goodmon Fellow Alumni.  Email:

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Steve Kalland
Executive Director

Stephen S. Kalland, Executive Director of the Center, has over 22 years of experience in the renewable energy and energy efficiency fields. Steve directs the strategic vision of the Center and its programs, including programs ranging from technical assistance to economic development, public policy, and workforce development. Mr. Kalland currently serves on the Board of Directors of the N.C. Sustainable Energy Association (NCSEA) and is a past board member of the Interstate Renewable Energy Council (IREC), N.C. GreenPower, and the U.S. Combined Heat and Power Association (USCHPA). He is also on the Advisory Boards of the Research Triangle CleanTech Cluster (RTCC) and the Environmental and Energy Study Institute (EESI), based in Washington, DC. Previously, Steve served as project manager with McNeil Technologies, Inc. of Springfield, VA and as the director for Government Relations and Grid-Tied Markets at Xantrex Technology, Inc. (formerly Trace Engineering, now part of Schneider Electric). Steve is a former executive director of the Maryland-DC-Virginia Solar Energy Industries Association (MDV-SEIA), the regional chapter of the national Solar Energy Industries Association (SEIA). Before that, he was the director of State Programs and Policy Analysis at the national SEIA. Steve graduated in 1991 from the College of William and Mary in Virginia and in 1993 he received a Master of Science in Public Policy Analysis from the University of Rochester (NY).  Email:

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Brian Lips
Energy Policy Project Coordinator

Brian Lips is an Energy Policy Project Coordinator for the Center. He manages the Database of State Incentives for Renewables & Efficiency (DSIRE). In addition to coordinating and overseeing the project’s research, federal contract, and budget, Brian also authors DSIRE’s content for seven states. Brian also serves as the Center’s expert on North Carolina policy and has assisted the N.C. Department of Revenue with the state’s tax credit for renewable energy property, and has spoken in Special Committee sessions of the N.C. General Assembly. Brian joined the Center in 2006 and has served in various capacities with the DSIRE project before becoming the manager of the project in 2013. Brian received a degree in Integrated Science and Technology from James Madison University in Harrisonburg, VA, with a focus in Energy and Environmental Science.  Email:

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Oscar Llama
Clean Power & Indistrial Efficinecy Extension Specialist

Oscar joined the Center as an extension specialist with the clean power and industrial efficiency team. His previous industry experience began in 2011 at Intertek Westport Technology Center, where he worked as a Project Manager for multiple energy-related studies. In 2015, he joined Occidental Petroleum as a Reservoir Engineer responsible for developing and evaluating energy projects in West Texas. Taking advantage of a long-time promise to move closer to family in North Carolina, he joined the Center in 2017 to continue his life-passion of learning about energy technologies with a greater appreciation for the conservation of our planet. He holds a B.Sc. and M.Sc. in Petroleum Engineering from The University of Texas at Austin.

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Isaac Panzarella
Clean Power & Efficiency Project Coordinator

Isaac Panzarella is the Clean Power & Efficiency project coordinator at the Center, and provides technical and feasibility assessment services for combined heat and power systems, waste heat recovery and industrial energy efficiency improvements. His mission is to help people to realize that the future is here today when it comes to clean energy and energy efficiency. Isaac received a degree in Mechanical Engineering in 1998 from N.C. State University. In the subsequent 12 years he worked to promote sustainable building systems and energy conservation as a partner with two consulting engineering firms. He has worked on many project commissions in the State of North Carolina, including the North Carolina Botanical Garden Visitor Center, dedicated by Governor Beverly Perdue in the fall of 2009 as the first State owned building with a LEED Platinum rating target. His sustainable building systems design experience includes solar thermal and photovoltaic energy systems, central cooling and heating plants, geothermal heat pump systems, energy recovery and energy management systems. Email:

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Autumn Proudlove
Sr. Policy Analyst

Autumn Proudlove is a Senior Policy Analyst at the N.C. Clean Energy Technology Center, joining the Center’s Energy Policy team in January 2014. She manages the Center’s work on the SunShot Solar Outreach Partnership – a U.S. Department of Energy program focused on providing solar education and technical assistance. She also works on the Database of State Incentives for Renewables and Efficiency (DSIRE), authoring content for eight states. Autumn’s primary interests lie in solar policy, rate design, and North Carolina energy policy. Autumn received her Master’s degree in Energy Regulation and Law, summa cum laude, from Vermont Law School (VLS). While at VLS, Autumn worked for the school’s Institute for Energy and the Environment, examining solar policies and standards as part of the U.S. Department of Energy’s SunShot Plug and Play Solar PV project. Autumn received her Bachelor’s degree in Environmental Studies, with a minor in Economics, from Dartmouth College. Email:

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Art Samberg
Clean Power & Efficiency Project Coordinator

Art Samberg is a Clean Power and Efficiency project coordinator at the Center, specializing in combined heat and power, renewable energy and industrial energy efficiency projects. Art’s role is to conduct outreach and provide technical and feasibility assessments to facilities that are considering deployment of clean power and/or energy efficiency upgrades. Art received his Masters Degree in meteorology from Rutgers University and has spent most of his career providing air quality and environmental permitting and consulting services to the power generating and renewable energy industries. Email:

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Richard Sapienza
Clean Transportation Specialist

Rick Sapienza is a Clean Transportation Specialist at the Center. He works under the Clean Fuel Advanced Technology (CFAT), and Carolina Blue Skies and Green Jobs Initiative projects on education and advancement of alternative fuels and alternative fuel vehicles. Rick brings to the Center more than 20-years of business and industry experience. He has experience in the paper recycling industry with Great Lakes Pulp and Fibrer, government sector experience in technology development and application with Draper Lab, and auto industry experience in vehicle testing, advanced vehicle development, and program management with General Motors. His education includes a B.S. in Mechanical Engineering and an M.S. in Ocean Engineering from MIT, as well as an MBA from Michigan State University. Email:

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David Sarkisian
Policy Analyst

David Sarkisian joined the Center as a Policy Analyst in 2015. He is currently working on the Database of State Incentives for Renewables and Efficiency (DSIRE). David received his B.A. in public policy from Duke University and completed a J.D. and a Master of Science in Environmental Science degree at Indiana University in Bloomington. He is a member of the Indiana State Bar. David’s field of interest includes energy efficiency, smart grids, behavioral effects on energy use, and administrative law. He has previously worked with the Indiana Office of Utility Consumer Counselor developing smart grid policy. He has also interned with the U.S. Environmental Protection Agency (EPA), where his work included analyzing regulatory innovation projects and developing recognition-based incentive programs. Email:

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Achyut Shrestha
Policy Analyst

Achyut Shrestha joined the Center in 2014 as a policy analyst. He is currently working on the Database of State Incentives for Renewables and Efficiency (DSIRE). His field of interest lies in energy policy, energy markets, smart grids and energy poverty. Achyut holds a Bachelors of Arts degree in Physics from Hampshire College and a Master’s Degree (magna cum laude) in Energy Regulation and Law from Vermont Law School (VLS). At his previous work as a research associate at VLS, he analyzed the Smart Grid development in Denmark and researched legal and regulatory framework for different urban microgrids in the United States. As an intern at World Resources Institute (WRI), Achyut worked on a project to assess ratepayer-funded industrial energy efficiency programs. Email:

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Anne Tazewell
Special Projects Manager

Anne Tazewell is the Special Projects Manager at the Center, where she coordinates the Center’s development and fund raising efforts. Specific focus areas include grant writing and philanthropic foundations, as well as clean transportation related projects. Previous to assuming this role in May 2016, Anne led the Transportation team efforts for twelve years. In this capacity she was successful in securing over $17 million to improve air quality through advanced transportation technologies, efficiency and alternative fuels, such as biodiesel, ethanol, natural gas, propane and electricity. She has lead public education efforts that include conferences and workshops; billboard, radio and television advertising; training, website and newsletter development. Prior to joining the Center in 2004, Anne worked at Triangle J Council of Governments as a Clean Cities Coordinator for four years. She was a contributor to Small Stories Big Changes, Agents of Change on the Front Lines of Sustainability, published by New Society in 2013.  Anne graduated from New College of the University of South Florida with a B.A. in Environmental Studies.  Email:

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Henry Tsai
Associate Director of Finance

Henry is responsible for the financial, economic and business strategy development of the overall renewable energy initiatives at the Center. Henry joined the Center in 2004 to serve as Principal Investigator for several state and federally sponsored policy research projects. His key experiences and expertise include: Valuation of commercial and industrial scale projects in biofuels and solar; portfolio and financial risk management in capital projects and capital markets; development of strategic relationships in higher risk business models; financial modeling and contract negotiations in large scale power projects that are significantly tied to emerging federal and state legislation; capital budgeting processes for complicated investment and ownership structures. Before joining the Center, Henry managed the export department of a Fortune 500 logistics company, where he also served as a financial analyst. During his tenure at the company, Henry designed and initiated export protocols for the Central American business lane, cross-trained and merged services between the domestic and international divisions, and initiated export processes that resulted in year-to-year positive gains in revenue, profit margin, and overall net income for the department. Henry has a B.A. from Duke University and an MBA from NC State University. Email: