IMT Staff

Cliff Majersik, Executive Director, bears primary executive responsibility for the organization. He directs IMT's research into green building, energy efficiency and property value. Mr. Majersik leads IMT's education and outreach to the finance, appraisal and real estate sectors. He provides expert assistance to federal, state and local officials in developing energy and building policy and legislation. He was a leader in crafting Washington's Energy Act of 2008 and Green Building Act of 2006.

Before joining IMT in 2002, Mr. Majersik served as Director of the eProcurement Project and eBusiness Director for Conservation International's Center for Environmental Leadership in Business. Previously, he worked as a management consultant at the Corporate Executive Board specializing in E-commerce, sales-channel management, and strategic customer relationships. Mr. Majersik advised dozens of firms including Carrier, Chrysler, Cisco, BNSF, Verizon, Coke, Oracle, Sony, Tampa Electric, TI and Marriott. In 1994, he founded a web-based collaboration software company, eventually growing the firm to 25 employees. He currently serves on the board of directors of GreenHOME and on the Washington DC G reen Building Advisory Council. He received his bachelor's degree, cum laude, in Political Economy from Williams College. He is a LEED accredited professional.

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Mark Chao, Senior Adviser, leads technical research and writing, especially related to building energy efficiency. Mr. Chao was IMT's first employee. He and David Goldstein founded IMT in 1996.

He has worked as a graduate research assistant to Professor John Holdren and as a research assistant in the Building Energy Analysis Program at Lawrence Berkeley National Laboratory. He has also served as a consultant to the Natural Resources Defense Council (NRDC), Battelle Pacific Northwest National Laboratory, and the Tides Center on energy-efficiency projects in Russia and Brazil. Mr. Chao received his Master of Science degree from the Energy and Resources Group at the University of California at Berkeley. He received his bachelor's degree, summa cum laude, from Yale University.

Lotte Schlegel, Chief Operating Officer and Program Director, leads operations for the organization including hiring and organizational planning. In addition to her operational role, Lotte works on IMT's energy efficiency and green building programs.

Before joining IMT, Lotte worked as an analyst for the Maine Public Utilities Commission on electric utility rate cases, energy procurement, electric reliability issues, and a residential energy efficiency and clean energy program. She has also worked in scientific research and as a project manager for CESiaK, a Mexican environmental organization. She first became interested in energy efficiency while living in Mexico and relying exclusively on solar and wind power for water pumping and electricity. She is a graduate of Wellesley College. 

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Dick Meyer, Building Codes Program Director, leads IMT's efforts to strengthen building codes and improve energy efficiency in residential and commercial buildings across the United States. An enthusiastic advocate for better building practices, his work includes development of innovative practices, policies, incentives and technologies towards this end.

As a building science professional, Dick has many years experience in residential, commercial and industrial construction in addition to being a Certified Building Official and a HERS Certified Rater. A veteran of many model code hearings, he is a member of the International Code Council as well as the National Association of Home Builders. Following graduation from Virginia Tech (A Hokie!), he was commissioned and received his wings as a Navy pilot.

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Andrew Burr, Program Manager, leads IMT's building energy rating and disclosure activities, providing technical guidance to policymakers and government agencies, outreach to real estate stakeholders and advocacy for legislative and regulatory policy. He has presented on U.S. building performance policy in Europe and China, and has been a guest speaker at national committees for the Building Owners and Managers Association (BOMA) International and the National Association of State Energy Officials (NASEO). He is a member of the International Code Council.

Andrew was previously a reporter and senior editor with CoStar Group, an international commercial real estate information firm, where he launched and managed the company's editorial coverage of energy and sustainability issues in 2007. His articles have been independently reported on by the New York Times and BusinessWeek Online. He is a past member of the National Association of Real Estate Editors and in 2009 became one of the few credentialed members of the press nationwide to earn LEED accreditation. Andrew received a bachelor's degree in political science from Bucknell University.

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Sarah Stellberg, Program Associate, contributes to IMT's programs on energy efficiency finance, advanced building codes, and COMNET (Commercial Energy Services Network). Sarah comes to IMT with a background in environmental economics. She has served as a research associate for a Chicago-based consulting firm, working closely with senior economists on Great Lakes water issues.

Prior to joining IMT, Sarah also interned with the Environmental Law Institute where her research focused on international environmental governance. She has travelled extensively throughout Europe and Latin America, where she spent a semester studying and researching an intercultural healthcare initiative. Sarah graduated summa cum laude from Whitman College with a bachelor's degree in economics and a minor in Spanish. She is a native of Chicago, Illinois.

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Caroline Keicher, Program Associate, works primarily on IMT's advanced building codes, energy rating and disclosure, and COMNET (Commercial Energy Services Network) programs, providing research, policy, and outreach support. She recently received her Master of Science degree in Climate Change and Sustainable Development from De Montfort University in Leicester, UK, where she focused on energy efficiency in the built environment and the analysis of time series energy consumption data in local schools.

Caroline previously worked on the Sierra Club's Global Warming and Energy Team, advocating for legislation to increase federal fuel economy (CAFE) standards for vehicles, and as the South Atlantic Regional Organizer for the Marine Fish Conservation Network. She is also a graduate of Green Corps' Field School for Environmental Organizing. She received bachelor's degrees in Environmental Science and Zoology, summa cum laude, from the University of Florida, and, as a North Carolinian, has strong convictions with regard to vinegar-based bbq sauce and sweet tea. 

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Consultants

Ron Nelson, consultant, leads IMT's contribution to the COMNET collaboration. COMNET aims to establish a national standard for rating commercial buildings and to credential building energy raters, auditors, and trainers. Working with stakeholders in the building assessment industry, his efforts focus on standards for business and worker credentials and the creation of a COMNET business entity to ensure quality and to manage emerging requirements.

Ron's consulting clients include a range of disciplines. He comes to IMT after completing a Masters of Architecture at the University of New Mexico in 2009. He was a physicist with the Los Alamos National Laboratory for 31 years, the majority of which he spent working at the Lujan Neutron Scattering Center. He received a PhD in Physics from Duke University in 1971, an MBA from the University of New Mexico in 1997, and a BS in Physics and Mathematics from Florida State University in 1967.

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Interns

Ridhima Nayyar, Intern, focuses on COMNET (Commercial Energy Services Network) and credentialing. She is currently pursuing her Master's degree in Environmental Science at State University of New York-College of Environmental Science and Forestry (SUNY-ESF), Syracuse. Prior to pursuing her graduate degree, Ridhima studied civil engineering at Mumbai University. She is interested in combining green practices with concepts of construction in civil engineering. Her current graduate thesis focuses on the analysis of energy and economic savings resulting from lighting upgrades in a built environment using a systems approach.

Prior to working at IMT, Ridhima worked as an intern for Envirolution, Inc. - a New York City based non-profit organization. She also has onsite/construction experience as a trainee engineer for Shapoorji Pallonji and Co. Ltd, Mumbai, India.

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David Leipziger, Intern, comes to IMT with experience in architecture and urban policy, both domestically and abroad. He concentrates on research and writing projects for IMT, vetting new project opportunities for the organization and compiling best practice resources in a range of policy areas. David graduated from Brown University with a degree in Urban and Architectural Studies.

Prior to IMT, David worked at Adamstein & Demetriou Architects and the Urban Land Institute in the District of Columbia. Most recently, he worked on urban policy projects in Curitiba, Brazil. He resides in the Commonwealth of Virginia, in our nation's smallest county.

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