TAMARA BELT, Landscape Committee Chair
Tamara joined the Board in 2010 and chairs the Landscape Committee. A landscape designer, she owns Hawthorne Garden Design, which specializes in high-end residential landscape design in the DC metropolitan region.
Before earning her degree in landscape design, Tamara was an environmental economist at the World Bank and the Inter-American Development Bank for over ten years, where she focused on projects in the environmental sector, such as establishing protected areas in Asia, promoting ecotourism in Brazil and Bolivia, and designing afforestation projects in Central America. She earned her Ph.D. in economics from the London School of Economics.
A native Spanish speaker and half-Colombian, Tamara also previously served as PTA co-chair at the Oyster-Adams Bilingual School. Tamara is married to Sean Greene, and they live in Woodley Park with their three children. She is delighted to be able to support the restoration of this neighborhood treasure.
GEORGE IDELSON, Cleveland Park Citizens Association Representative
George Idelson, a WWII veteran, is cited in G Company’s War and Stephen Ambrose’s The Victors.
George holds a marketing degree from New York University. He helped introduce the Porsche into the US market and taught advertising at George Washington University. George set up a public service advertising program for the Federal Trade Commission, was a consultant to the US Office of Consumer Affairs, and was a partner in a public relations firm specializing in consumer affairs. More recently, George edited and published a public policy newsletter on consumer advocacy.
George lives in Washington, DC, and is a board member of the National Mall Coalition. He is the past president of the Cleveland Park Citizens Association. He currently serves as a Trustee on the Committee of 100 on the Federal City and on the board of the DC Federation of Citizens Associations.
BONNIE LEPARD, Founding Board Chair
Bonnie is the Executive Director of The Cultural Landscape Foundation. Born and raised in Coeur d’Alene, Idaho, Bonnie attended Wesleyan University where she earned a B.A. in English. She did graduate studies at Oxford University before obtaining a J.D. from New York University. Bonnie clerked for two judges in the U.S. District Court for the District of Columbia.
She entered the Honors Program at the U.S. Department of Justice in the Environmental Crimes Section. After 20 federal criminal trials, Bonnie took a sabbatical to raise her children and practice law pro bono for several non-profit organizations. She has served on several boards including Wesleyan University’s Board of Trustees, Lutheran Social Services Board and Beauvoir Elementary School.
As the president and executive director of the Friends of Tregaron Foundation, Bonnie worked with the community to defeat a number of housing development proposals that threatened Tregaron. She also organized task forces to work with the Washington International School on its building and expansion plans. When the Conservancy was founded, Bonnie served as board chair and then as executive director from 2008 to March of 2015. From 2015 to 2017, Bonnie was Executive Director of Oatlands Historic House and Gardens in Leesburg, Virginia.
Bonnie is married to Bruce Reed, and they have two grown children, Julia and Nelson. They love living in Cleveland Park.
CLAYTON W. LEWIS, Washington International School
CLAYTON W. LEWIS
Clayton Lewis is the head of Washington International School (WIS). Clayton has administered international schools for the last 27 years, most recently as director of the International School of Luxembourg, and formerly as high school principal at the American School in London and the American School of The Hague. Clayton holds a B.A. in history from Rhodes College, an M.S. in educational administration from the George Peabody School of Education at Vanderbilt University, and has completed advanced graduate studies focusing on international school leadership at Boston University.
Clayton became head of WIS in August 2007 and is currently a member of the board of trustees of the European Council of International Schools.
SUSAN LYNNER, Vice Chair and Secretary
Susan Lynner is vice chair and secretary of the Board. She retired as a senior vice president in the Washington Research Office of Prudential Equity Group, LLC, in March 2007, following almost 20 years of service offering institutional investors a broad perspective on federal legislative, regulatory and judicial developments affecting individual companies and industries, chiefly in the fields of telecommunications and media. Prior to her tenure with Prudential, Susan worked as a consultant on trade policy for Newmyer Associates and on technology transfer issues at the Commerce Department’s International Trade Administration. Susan has a bachelor of arts from Allegheny College.
Susan bought her house on Newark Street in 1998 after living in Woodley Park for ten years. She served on the board of the Cleveland Park Historical Society (CPHS) from 2002 to 2007. She edited the CPHS newsletter Voices for three and a half years. In addition, Susan put her house on the CPHS October 2003 house tour and her garden on the CPHS May 2006 garden tour.
Susan also serves on the board of Opera Lafayette, an American period-instrument ensemble based in Washington, DC, dedicated to performances of 17th- and 18th-century operas, particularly the French repertoire.
NANCY MacWOOD, Commissioner and Chair of ANC 3C
Nancy MacWood is a commissioner of DC’s Advisory Neighborhood Commission 3C, which has strongly supported the creation of the Tregaron Conservancy and the preservation of the Tregaron landmark. She currently chairs the ANC 3C and is co-chair of its Preservation Committee and Planning and Zoning Committee.
Nancy has served on several city-wide task forces, including the DC Comprehensive Plan Revision Task Force and the multi-year task force reviewing and revising the District’s zoning code. Nancy is a board member of the Rosedale Conservancy and serves on the Committee of 100 on the Federal City. She and her husband, Robert Brandon, and occasionally one or more of their three daughters, live in Cleveland Park.
ANN NAVARO, Governance Committee Chair
Ann Navaro is an attorney focusing on environmental and natural resources issues and litigation. She brings her extensive experience with land use, environment, and resource law to the Tregaron Board. Ann hails from Cincinnati, Ohio, where she served on the board of a historic house and other philanthropic and non-profit organizations. She holds a B.A. from Wellesley College and a J.D. from the University of Cincinnati. Ann lives in Dupont Circle with her two children, who attend Maret School and Edmund Burke School.
NICK NETCHVOLODOFF, Treasurer, Cleveland Park Historical Society Representative
Nick Netchvolodoff serves as Treasurer of the board and as a representative of the Cleveland Park Historical Society, where serves as President and helps to preserve and enhance the historic integrity of the neighborhood. Nick worked in finance at several telecommunications companies, including MCI Corporation and PSINet, and was a vice president at Lehman Brothers and Barclays Capital before starting an independent financial consultancy in 2010. Nick earned a B.A. in mathematical economics from Brown University and is a certified public accountant.
Nick has lived in Cleveland Park since 1996 with his wife Cathy Livingston, and their children, who attend St. Albans School and National Cathedral School.
LYNN PARSEGHIAN, Executive Director
LYNN PARSEGHIAN, Executive Director
Lynn Parseghian joined Tregaron as executive director in 2015 with 20 years of experience practicing law in Washington at the law firms of O’Melveny & Myers LLP and Crowell & Moring LLP, in litigation and regulatory areas ranging from class action litigation to environmental law. Lynn served for many years as outside counsel to the Corcoran Gallery of Art, counseling the museum on a wide range of matters including exhibition and publication contracts, events, contractors, insurance and employment issues.
Lynn has held a number of leadership roles in DC’s nonprofit and philanthropic communities. For seven years, she served on the Board of Directors of Cultural Tourism DC, including as treasurer and chair of the Development Committee. In 2012, she was appointed interim executive director of Cultural Tourism DC, leading the organization through its annual gala and major events planning season. She also served for nine years on the Board of Directors of the Young Women’s Project.
Since 2007, Lynn has been a member of the Rainmakers Giving Circle of the Washington Area Women’s Foundation. For two years, she co-chaired the Circle, co-managing all of its grant-making, assessment and educational activities. Lynn currently serves on the Board of Directors of Adventure Theatre MTC. She volunteers at Maret School in several capacities and has worked with the faculty on environmental projects.
Lynn holds a B.A. in English from the University of Pennsylvania and a J.D. from the University of Chicago. She and her husband and their two children enjoy living in Cleveland Park next to Tregaron.
DENISE SCHLENER, Development Committee Chair
Denise Schlener is Chief of Staff to the COO of the Humane Society of the United States. She previously served as vice president for Strategic Advancement at Island Press, a nonprofit that provides ideas and information to those seeking to protect the environment. Denise was previously the national director of the Land Trust Alliance. She also served as director of The Trust for Public Land’s Chesapeake and Central Appalachian Field Office.
Prior to coming to Washington, DC, Denise led the Connecticut Chapter of The Nature Conservancy; created and directed a finance program for the Open Space Institute that supported landscape scale conservation purchases in New England and New York; and opened and led the Connecticut office of the Connecticut River Watershed Council. She also served as director of foundation relations for the Natural Resources Defense Council in New York and director of development for environmental programs at Yale University. She is a co-founder and former director of the Connecticut League of Conservation Voters and currently serves on the board of the Norcross Wildlife Foundation. She has an undergraduate degree from Middlebury College and a masters of forest science from the Yale School of Forestry and Environmental Studies.
GREG SCHMIDT, Washington International School
Greg Schmidt graduated from Wilson High School in the District. He attended Swarthmore College, where he majored in economics and political science, and Stanford Law School. Between college and law school, he worked as a reporter for the Minneapolis Tribune and after law school worked at the U.S. Court of Appeals for the Ninth Circuit in San Francisco as a court law clerk and deputy supervising staff attorney. Returning to the District, he was a partner at the law firm of Covington & Burling specializing in media law and then worked at LIN Television Corporation most recently as executive vice president of digital media. He is now CEO of VoxFrontera, Inc., which is developing speech recognition and machine translation technologies.
He and his wife, Jennifer Lyman, live in Chevy Chase, DC. They have two grown children, Jordan and Owen, both of whom graduated from WIS. Greg was on the Board at WIS for seven years, the last two as chair.
DALE TEMPLE, Washington International School
Dale Temple is director of Facilities and Operations at the Washington International School. Prior to his arrival at WIS in 2013, he was facilities director of the Association of American Medical Colleges. Before moving to Washington, Mr. Temple was facilities director at Seattle Country Day School from 1999-2010. Earlier in his career, he worked for the IKEA N.A. Group and for the University of Idaho. He received his B.S. from West Chester University and his CFM from the University of Washington.
JAMES WHELAN WOHLGEMUTH, Chair
JAMES WHELAN WOHLGEMUTH
Jim Wohlgemuth is chair and treasurer of the Board. A native of Chicago, Jim has lived in Washington DC for 30 years. He began his professional career as a marketing representative for the E&J Gallo Winery in Denver, Colorado. He then moved to Washington DC in 1983 and began working in securities for Dean Witter Reynolds. From 1987 to 2009 Jim was a managing director at Alex Brown and Sons and its successor companies. He is currently a managing director at Morgan Stanley in Washington DC.
Jim received his MBA from The George Washington University and a bachelor of arts in political science from Colorado State University. He lives in Woodley Park near Tregaron with his wife, Caroline, and their four sons.
SUSAN ZIMMERMANN, Development Committee
Susie brings 30+ years of marketing and communications experience to the Conservancy board. She has served as Director of Communications at Bullis School in Potomac, Maryland since 2009. Previously, Susie ran her own consulting business, Channel Z Marketing, where she provided marketing communications services to nonprofits, federal government programs, and commercial businesses. Earlier in her career, she managed marketing communications programs for organizations including the National Institute of Standards and Technology, Americorps and the Peace Corps.
Susie is a graduate of the University of Virginia and is originally from Atlanta. She lives in Cleveland Park with her husband, Steve, and is a proud mom of two adult sons. You will often find Susie walking her dog Luna (on leash) in Tregaron.
Board Chair Emeritus, JONATHAN GREENBLATT
BOARD CHAIR EMERITUS, JONATHAN GREENBLATT
Jon Greenblatt served as Board Chair from 2008 to 2015. Jon is a partner in the Litigation Group at Shearman & Sterling LLP and has extensive experience in commercial and international litigation, including arbitrations and class action litigation, concentrating in the areas of antitrust, securities and bank litigation, bankruptcy, lender liability and major fraud investigations. Mr. Greenblatt joined the firm in 1980 and became a partner in 1989. Prior to that, Jon received his J.D. from George Washington University Law School where he was a member of the Law Review.
Jon, his wife Linda Adams, their three daughters, and dog Hershey live in Cleveland Park where they enjoy a lovely view of Tregaron Estate’s north meadow, a.k.a. “sledding hill.”