The North Texas Green Council was formed in 2002 by 12 individuals joining forces to pursue a stronger and more sustainable building practice in North Texas. We are now more than 900 members and serve as the premier resource for information and education on sustainable practices in our region.



R. Kirk Johnson is an Associate at Corgan Associates, directing project and sustainability efforts within a flourishing international architectural practice. He currently is the Chairman of the Board of Directors and serves on the Chapter Executive and Governance Committees. Kirk has worked on many prominent architectural projects throughout his career, lectures frequently on sustainable design strategies, and has authored many sustainable building articles promoting successful green construction practices. His current research concentrates upon integrating sustainability design tools and optimizing energy performance.



Mr. Powell currently is the Sustainability Consultant for the Perot Museum of Nature and Science in collaboration with Morphosis and the Executive Architect on the AT&T Performing Arts Center Box Office in collaboration with Foster + Partners. He was the Executive Architect on the recently completed Annette Strauss Artist Square in collaboration with Foster + Partners. Past Arts District projects also include Project Architect for the Crow Collection of Asian Art and the Hamon Recital Hall in I.M. Pei’s Morton H Meyerson Symphony Center.



Beth Brant, AIA, LEED AP BD+C, is Project Architect and Director of Sustainability with Brown Reynolds Watford Architects and has been involved with the Chapter since 2005. Beth is also a part of the Dallas AIA Committee on the Environment and always enjoys the opportunity to teach practical sustainable design and construction principles in her every day practice. She has served as project administrator on many LEED projects and continues to stay educated on innovative technical aspects of design as well the most current sustainable building programs and standards.



Bill Moebius is Senior Vice President and Director of Energy and Sustainability for Stream Realty Partners. He is responsible for leading sustainability and energy efficiency initiatives across Stream’s entire managed portfolio of over 70 million square feet and for certain outside clients. He also co-manages the Stream Dallas/Fort Worth property management group. He has over 20 years of property management experience for a variety of clients, from both the third party and owner-manager perspective. Prior to Stream Realty, he spent ten years with Trammell Crow Company and three with Kolter Property Management as Director of Property Management. He also served in the U.S. Navy for four years as a navigation officer



Cara Leigh is a sustainability consultant and educator in sustainable design practices and the LEED certification process, specializing in LEED rating systems such as Existing Building Operation & Maintenance (EBOM), Commercial Interiors (CI) and New Construction (NC). She guides project teams and stakeholders towards the enhanced design, construction, operations and maintenance of sustainable built environments and exceptional green building performance. She is a LEED Accredited Professional in Operations & Maintenance and known professionally in her career to manage Class AA real estate, spearhead large project teams and pilot sustainable change initiatives within large real estate management operations. Ms. Ingram has served on the boards of such organizations as Building Owners & Managers Association (BOMA) and has championed efforts in the built environment through her leadership with BOMA’s Green Task Force and facilitating education curriculum for other LEED Accredited Professionals to earn their certification. Cara Leigh holds a Bachelors of Arts from the University of Oklahoma and actively participates in activities of Commercial Real Estate Women (CREW) and a variety of professional and business networking organizations.



David A Driskill is the Director of Urban Tech, the downtown studio for the College of Architecture, Texas Tech University.Urban Tech is in its third year and is partnered with the City of Lubbock, the Central Business District Tax Increment Finance Board, and the Louise H Underwood Center for the Arts in envisioning a transformed and viable downtown Lubbock. Urban Tech is engaged with the public as a participant in the First Friday Art Trail, which brings 4,000 people to the city center each month. Prof. Driskill holds a post professional degree in urban design from Catholic University, Washington D.C. and a professional degree in architecture from Texas Tech University. Prof. Driskill practiced architecture/urban design in Washington D.C. and Houston, Texas for 15 years prior to 1987, when he accepted a position at Texas Tech University to teach in the College of Architecture. He served as Associate Dean for Academics and subsequently Associate Dean for External Programs prior to taking the directorship of Urban Tech. He accepted the honor of Mark E Humphreys, AIA Chair for Urban Design in January of this year.



As a senior project manager with more than 30 years of experience in the field of architecture, Eric Claycamp brings a distinguished career of design excellence to Hahnfeld Hoffer Stanford. Promoted to associate principal in 2008, Claycamp is not only an architect and registered interior designer, he is also one of the most experienced accredited LEED professionals in the Southwest. As the firm’s LEED consultant since 2002, Claycamp has played an important role in developing Hahnfeld Hoffer Stanford’s position as one of the region’s finest sustainable design architectural firms.



Barry Friedman is President and Chief Executive Officer of Carlyle Capital Markets Inc. (CCMI). CCMI provides municipal lease-purchase and project financings for the procurement of personal and real property acquisitions to governmental entities nationwide. CCMI also provides financial consulting services for alternative energy projects such as wind, biomass to electricity, biogas to electricity, biochemical production, solar, and alternative fuels. CCMI is a member of the American Council on Renewable Energy and the National Association of Energy Services Companies.

He also serves as President of CCMI’s broker dealer affiliate Friedman, Luzzatto & Co (FLCO). FLCO has been a FINRA-registered broker/dealer since 1986, a SIPC member since 1989, and a Registered Municipal Advisor since 2010. FLCO has provided financial advisory or underwriting services for more than $20 billion in transactions.

Barry has been a member of the USGBC/NT Board of Directors since 2013.



Tom Hale, LEED AP BD+C, has been in the managerial phase of construction for 40 years with an emphasis on higher education, healthcare and performance venues. Tom has served as Linbeck’s special projects senior manager for 18 years. He has been instrumental in the success of Linbeck’s client development, preconstruction and BIM initiatives as well as Linbeck’s sustainable programs. Tom received his LEED accreditation in 2006 and has been involved in the certification of numerous projects including the Build America Award winner for TCU’s Admission Center. Tom’s LEED certification efforts include three Gold and two Silver projects, with numerous certifications pending. Tom’s role in the project certification process pays special attention in obtaining exemplary performance during construction and maximizing a project’s ability to receive construction points.

Tom has been a member of the USGBC/NT Board of Directors since 2012.



Stefan Kesler is a Project Manager for the Facilities Architecture and Engineering Division of the Public Works Department at the City of Dallas. Mr. Kesler manages design and construction projects, representing the city’s interests during capital improvement, major maintenance and space planning projects. Mr. Kesler graduated from Texas A&M University with a Masters Degree in Architecture.



Keith Lindemulder is the Environmental Business Development Manager for Nucor Corporation. Headquartered in Charlotte, North Carolina, Nucor is the largest steel producer in the US and is the largest recycler in the Western Hemisphere.

Mr. Lindemulder is a LEED AP BD&C as well as a NAHB Certified Green Professional. He has more than 25 years of experience in the building component and cold-formed steel industries working on projects ranging from single family residential to high rise commercial. He is an active member of the American Iron and Steel Institute’s Construction Sustainability Council.



Gregory Craig (LEED AP BD+C, CLARB)has thirty three years of experience as a Landscape Architect and Urban Planner. He is VP/Director of Planning for Craig Design Group Inc. (CDG) a DBE woman owned businesshe co-founded in 1986,achieved LEED AP in 2004 and BD+C in 2010. Gregis focused on sustainable development, LEED, LID & ISWM andhas served the Chapter as co-chairman of membership 2008-2010, championed wine tasting event in 2008 and the 1st Green Rail Mixer in 2010.



David Trevino is a registered architect with over 25 years of experience in design, construction and contracting. He holds a Bachelor of Environmental Design and a Master of Architecture degree from the Texas A&M University, College Station. David has been with the City of Dallas for over10 years, where he serves as Senior Program Manager of Facilities Planning and Design and Construction in the Department of Public Works and Transportation. Prior to joining the City of Dallas, David was in private practice for more than 20 years as a partner and owner of both an architectural firm and a construction company.

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