Guest Speakers

Charrette 1:


Place Presentation Link


Rachel MacCleery

Rachel MacCleery is Senior Vice President at the Urban Land Institute, where she leads the organization’s Building Healthy Places Initiative, as well as its Infrastructure Initiative.

Under the Building Healthy Places Initiative, MacCleery is spearheading ULI’s efforts to leverage the power of its global networks to shape projects and places in ways that improve the health of people and communities. The initiative seeks to advance understanding of and action on connections between the built environment and health.

MacCleery’s infrastructure portfolio includes the production of a variety of reports examining cutting-edge infrastructure trends and issues; engagement in federal, state, and local discussions about infrastructure policy, funding, and financing; outreach to ULI’s council networks; and positioning the organization as an infrastructure thought leader.

MacCleery is a frequent speaker and writer on infrastructure topics. She has both local and international experience, and serves on the World Economic Forum’s Global Agenda Council on Infrastructure.

MacCleery began her career as a transportation planner for the city of Washington, D.C., where she worked from 2001 to 2004. She consulted on infrastructure and planning projects in China while working for global infrastructure provider AECOM from 2004 to 2008.

MacCleery speaks Mandarin Chinese and has lived off and on in China since 1994. She held a Fulbright Fellowship to study in Taiwan from 1996 to 1997. She holds an undergraduate degree from the College of William and Mary and holds master’s degrees in public affairs and urban and regional planning from the Woodrow Wilson School at Princeton University.



Energy Presentation Link


Roger Frechette III – PE, LEEP AP

As Managing Principal and Senior Mechanical Engineer at Interface Engineering, Mr. Frechette has more than twenty-five years of experience in the field of sustainable engineering and building design. His international and domestic work encompasses sustainable master planning and building systems designs for some of the world’s largest and most iconic structures. His portfolio includes high performance buildings, ranging from high-rise office towers, to government facilities and museums, to laboratories, airports, hospitals, sporting venues and academic buildings.

Recent international projects include the Burj Khalifa (formerly known as Burj Dubai), which opened in 2010 as the world’s tallest building, The “Dancing Dragons” Towers in Seoul. Korea, the Pearl River Tower, a high-performance, super-tall office building in Guangzhou, China and Greenland Tower in Wuhan, China, soon to be amongst the tallest buildings in the world. Mr. Frechette was the lead engineer for the Tianjin Eco-City in Tianjin China as well as the De-carbonization Plan for the city of Putrajaya, Malaysia.

Locally, Mr. Frechette has lead the engineering for many significant projects, such as the Department of Transportation Headquarters interiors, the Mary Switzer Building “LEED Gold” modernization, the C4ISR “Center of Excellence” Electronics Research Laboratory, FBI Biometrics Technology Center, Clarksburg, WV, the renovation of RFK Stadium, the National Museum of American History Renovation and the Sir Christopher Wren Building preservation in Williamsburg, VA.

Mr. Frechette is a Senior Fellow with the Design Futures Council, a global network of design community professionals, and a frequent lecturer and author on high-performance design and green engineering. He is a member of the U.S. Green Building Council, the Society for American Military Engineers, the Council on Tall Buildings and Urban Habitat (CTBUH) and numerous other professional organizations. Mr. Frechette is a licensed engineer in 28 individual states.  In 2004, he was recognized by the United States Congress for his work in sustainability.


Brock Water Presentation Story Link


Greg Mella – FAIA, LEED AP BD+C

Greg Mella is a Vice President at SmithGroupJJR’s Washington DC office, directing their firm-wide sustainability initiatives. He is a recognized leader and expert in sustainable design, with extensive experience on projects within the Chesapeake Bay watershed. He was the project architect for the pioneering Chesapeake Bay Foundation’s Philip Merrill Environmental Center, the first LEED Platinum building in the world.  Over the last decade, he has led the sustainable design for dozens of higher education projects at institutions like St. Mary’s College of Maryland, Clemson University, Gallaudet University, George Mason University, University of Virginia, East Carolina University, and the University of Connecticut. Most recently, he has reunited with the Chesapeake Bay Foundation to design the net-zero, Brock Environmental Center.

He served on the AIA’s Committee on the Environment Advisory Group, and currently serves on the AIA’s 2030 Commitment Steering Committee. He frequently shares his sustainability expertise at national conferences and to national news media, including Time, Newsweek, the Diane Rehm Show, GreenBuild, Architectural Record, Architect, and the Discovery Science Network.

Mella holds a Master’s of Architecture degree from The Catholic University of America (1994) and is a registered architect in the states of Maryland, Virginia, and the District of Columbia.

Charrette 2:

Health and Happiness:


William D. Browning

William D. Browning, Terrapin Bright Green LLC, received a Bachelor of Environmental Design from the University of Colorado and a MS in Real Estate Development from MIT. In 1991, Browning founded Rocky Mountain Institute’s Green Development Services, which was awarded the 1999 President’s Council for Sustainable Development/Renew America Prize. In 2006 he became a principal in Terrapin Bright Green LLC, which crafts environmental strategies for corporations, government agencies and large-scale developments. Browning’s clients include Walmart’s Eco-mart, Starwood, Yellowstone National Park, Lucasfilm’s Letterman Digital Arts Center, Disney New Songdo City, Bank of America’s One Bryant Park, Google, the White House, and the Sydney 2000 Olympic Village.

Mr. Browing coauthored Green Development: Integrating Ecology and Real Estate, Green Developments (CD-ROM), A Primer on Sustainable Building, Greening the Building and the Bottom Line, The Economics of Biophilia, Midcentury (un)Modern, and 14 Patterns of Biophilic Desgin. Browning was named one of five people “Making a Difference” by Buildings magazine, and is an Honorary member of the AIA. He was a founding member of US Green Building Council’s Board of Directors, and is the Chair of the Greening America Board of Directors. He served on the DoD Defense Science Board Energy Task Force and the State Department’s Industry Advisory Group.


Materials Presentation Link


Russell Perry

Russell Perry, an architect with 36 years of experience, has, since 2005, co-led the sustainable design effort for SmithGroupJJR, where he also directs the DC office. He contributed to the development of the Health Product Declaration and serves as a founding Board member of the HPD Collaborative. He has been instrumental in encouraging over 30 major practices to write open letters to the industry asking for material ingredient disclosure. Under his leadership, SmithGroupJJR has joined with other firms in Washington, DC, San Francisco, Phoenix and Dallas to host open dialogs with manufacturers on the need for transparency. He has acted as an advisor to the SmithGroupJJR team that has designed and delivered the LBC-aspirant Brock Center for the Chesapeake Bay Foundation that opened in November 2014.


Energy Presentation Link


Bungane Mehlomakulu – PE, LEED AP BD+C

Bungane is a Principal with Integral Group, and with more than 10 years of engineering consulting experience, his focus is on integrated project delivery, building information modeling, project development and multidisciplinary team leadership. He works with architects and owners to identify opportunities outside the traditional scope of MEP services, emphasizing passive strategies such as natural ventilation, day lighting, plug load reductions and controlled solar to drive down loads and minimize the impact of active systems. He develops sustainable building systems across multiple building sectors, including higher education, K – 12, commercial, educational, institutional and science and technology. Bungane has led numerous green building projects, including two Net Zero Energy and Living Building Challenge projects in hot and humid climates.

Bungane received the 40 under 40 Award in 2011 from Consulting-Specifying Engineers for his commitment to excellence. He shares his knowledge and passion for sustainable design through speaking engagements with industry and community organizations and as a guest lecturer at the University of Texas at Austin and San Antonio. He has also lectured at University of Southern California and UCLA School of Architecture.

Charrette 3:



Bethany Bezak – PE, LEED AP

Bethany Bezak is the Green Infrastructure Manager for DC Water in Washington, DC, where her primary role is to manage DC Water’s Green Infrastructure implementation as part of the DC Clean Rivers Project. The DC Clean Rivers Project is a $2.6 Billion consent decree program to reduce Combined Sewer Overflows to the District’s water bodies: the Potomac and Anacostia Rivers and Rock Creek. In her role, she is responsible for the planning and siting, engineering design, and construction oversight of Green Infrastructure projects and manages contract schedules and budgets.

Ms. Bezak has experience in the design and construction of Green Infrastructure and stream restoration projects and hydrologic and hydraulic modeling. In addition, she is well-versed in sustainable site design, LEED certification, and green building practices.

Before joining DC Water, Ms. Bezak worked at Wetland Studies and Solutions, Inc. in Gainesville, Virginia as an Associate Engineer focusing on the planning, design, and construction of Green Infrastructure, stormwater management, and stream restoration.

She has presented at local and national conferences on topics including: rainwater harvesting, Green Infrastructure and Low Impact Development, LEED and sustainable construction practices, and stream restoration.

Ms. Bezak has a Bachelor of Science in Civil Engineering and Bachelor of Science in Architecture from Lawrence Technological University (Southfield, MI) and Master of Science in Biological Systems Engineering from Virginia Polytechnic Institute and State University (Blacksburg, VA). She is a registered Professional Engineer in Virginia and the District of Columbia and a LEED AP.



Mark James

Mark James is the Founder and President of Urban Green LLC, a developer of next-generation, green affordable housing and renewable energy systems based in Washington, DC. Urban Green emphasizeshigh-performance housing, human healthand sustainability for low-income families. The company is leading the way in the development of district-energy systems, zero-net energy homes and grey-water systems for urban regeneration projects.

Mr. James has 20 years of experience in affordable housing and has remained vigilant in the integration of innovative financing models that benefit under-served communities. His professional background includes the use of multi-layered housing finance, low income housing tax credits, renewable energy incentivesand on-site renewables. Mr. James was recognized as a Rockefeller Foundation 2013 Innovator and provides energy consulting services with Enterprise Community Partners and the National Development Council. He also serves a Board Member with the US Green Building Council and the National Center for Healthy Housing.

Prior to launching Urban Green, Mr. James was a Senior Development Officer with Community Preservation and Development Corporation in the District of Columbia. While with CPDC, Mr. James completed the award winning Wheeler Terrace Apartments which was the DC region’s first LEED Gold certified affordable housing community. It is also the first HUD Section 8 housing community in the United States to obtain LEED certification. Urban Green is currently developing a net-zero-energy home in Prince George’s County, Maryland and a number of district energy projects in the mid-Atlantic.



Raymond Demers

Ray Demers is a Program Director with Enterprise Green Communities. He co-led the technical team updating the Enterprise Green Communities Criteria to be released in April 2015. Ray performs technical reviews for Green Communities Certification, assists with green training development and supports Enterprise in integrating green practices, technologies and techniques into core business functions. Over his 5 years at Enterprise, Ray has hosted community engagement workshops and green design charrettes for groups across the US. He is a member of the Sustainable Native Communities Collaborative, a group under Enterprise’s Rural and Native American Initiative that advocates for culturally specific, sustainable building practices in Indian Country. Previously, Ray worked at Erdy McHenry Architecture in Philadelphia, PA, and as an assistant project manager at Harvey Construction Corporation in New Hampshire. He holds a Master of Architecture from the University of Pennsylvania.



Lance Hosey – FAIA, LEED AP

Architect and author Lance Hosey is Chief Sustainability Officer with the global design leader RTKL. Previously, he held the roles of Director with William McDonough + Partners and President & CEO of the sustainability nonprofit GreenBlue. He has been featured in Metropolis magazine’s “Next Generation” program and Architectural Record’s “emerging architect” series, and he has been a Fellow of the Michael Kalil Endowment for Smart Design and a Resident of the Rockefeller Foundation’s Bellagio Center. His latest book, The Shape of Green: Aesthetics, Ecology, and Design (Island Press, 2012),the first to study the relationships between sustainability and beauty, has been Amazon’s #1 bestseller for sustainable design and was a 2014 finalist for the Urban Design Awards “Book of the Year.” Eco-pioneer John Elkington has called Lance “an inspirational guide to a future we can’t wait to embrace,” and Builder magazine has said he “is on a crusade to revolutionize what it means to be sustainable.”