Board of Trustees

Jack Ballinghoff is currently the chief operating officer/president of H Street, LLC which provides operational and financial management of both Ourisman Automotive and the Graham Ourisman Company headquartered in Bethesda, MD. He has spent 34 years in the automotive retail and service industry. Enlarging the footprint and scale of these companies while developing progressive strategies and business practices falls under his scope of duties. Jack holds a B.S.F.S. from the Walsh School of Foreign Service at Georgetown University. 

I-Min Chao is the co-founder of edHelper. Previously, she was marketing system manager at US Airways. I-Min immigrated to the United States after completing her undergraduate degree in transportation management at Tamkang University in Taiwan. She received her M.B.A. from Babcock Graduate School of Management at Wake Forest University. I-Min enjoys volunteering at Langley and served as Langley’s PALS chair during the 2017-2018 school year.

John Gilliland is currently a stay-at-home dad. A retired U.S. Navy Supply Corps officer, John served in the Navy for 22 years in a variety of capacities, to include as an officer onboard two San Diego-based ships and as liaisons to the Congress in both the Navy’s and the Office of the Secretary of Defense’s Offices of Legislative Affairs. After retiring from the Navy, he served as the deputy assistant secretary of defense for legislative affairs, the department’s and secretary’s most senior advisor for all matters related to the U.S. House of Representatives. John graduated with a Bachelor of Science degree in business administration from Miami University (Oxford, OH) where he received his commission through the Naval ROTC program. He also earned a Master of Science degree with Distinction in contracting management from the Naval Postgraduate School. John sits on the board of the Miami University NROTC Alumni Organization.

David Halwig is a president and co-founder of IntelliVen, Inc., an executive services firm which helps leaders develop and align strategy to more fully realize enterprise value. Previously, he spent over 25 years with KPMG LLC and KPMG Consulting as a general partner and senior vice president - public sector, Latin America. David is a member of the Board of Trustees for St. Georges School in Newport, RI, where he chairs the Audit and Risk Management Committee. He is a past member of the Key Executive Board for Rensselaer Polytechnic Institute and a founding member of the Chief Risk Officer’s Council for George Mason University. He is an adjunct faculty member at George Mason, leading risk management program sessions, and is a frequent lecturer for the Archer Center for Leadership Development at Rensselaer Polytechnic Institute. David earned a B.S. in management engineering from Rensselaer Polytechnic Institute.

Makiko Harrison was born and raised in Japan. She is currently a stay-at-home mom who also enjoys serving various nonprofit organizations. In addition to serving on Langley’s Board of Trustees since 2016, Makiko also serves on the boards of Mothers of Preschoolers (MOPS) International, Supporting Child Caregivers (SCC), and Women at McLean Presbyterian Church, and is a member of the Venture Council of International Justice Mission (IJM). Earlier in her career, she worked as a senior economist at the World Bank. Makiko holds an undergraduate degree from Keio University in Tokyo, an M.A. in international economics and an M.Phil. in economics from the University of Sussex in England, and a Ph.D. in the philosophy of economics from the London School of Economics.

Denise Haselhorst (Vice Chair and Treasurer) is the chief people officer at Blackboard, an education technology company based in Reston, VA, where she is responsible for all aspects of global human capital. She drives the design and implementation of human capital solutions to positively impact leadership effectiveness, organizational performance, and employee engagement, all aimed at delivering business and financial results. Prior to joining Blackboard in 2004, Denise worked for American Management Systems and CGI, both global information technology professional services firms. Earlier in her career, she worked in both student affairs and residential life at the University of Michigan. Denise holds an M.A. in human resource management from the Kogod School of Business at American University and a B.A in psychology from the University of Michigan.

Ruchi Jalla is a senior diversity, equity, and inclusion (DEI) leader with nearly two decades of experience in driving DEI capability and organizational change for major global enterprises, and was recently recognized as one of “North America’s Most Influential D&I Leaders” (Hive, 2020). As vice president, chief diversity and inclusion officer for BAE Systems Inc., she has positioned the organization at the forefront of diversity, equity, and inclusion, establishing it as a thought-leader and employer of choice, honored with multiple awards and top Equality Index rankings. Ruchi holds a bachelor’s degree from the University of Western Ontario, GPHR and SHRM-SCP certifications, and previously served on the Virginia SHRM State Council and NOVA SHRM Board of Directors.

Joel Kanter (Trustee Emeritus) has served as president of Windy City, Inc., a privately held investment firm, since 1986. From 1995 to 1999, he was the chief executive officer and president of Walnut Financial Services, Inc., a publicly traded company.  Joel serves on the boards of several public and privately held healthcare companies as well as several non-educationally oriented not-for-profit organizations. He is currently chair of the board for the Black Student Fund and the Coalition to Stop Gun Violence. Joel has a B.A. in political science and a B.S. in psychology from Tulane University. 

Sara Magner (Chair) is an attorney with previous work experience focused on corporate and transactional work. She has been a member of the Board of Directors of Orvana Minerals Corp., a Toronto Stock Exchange-listed, multi-mine gold-copper producer with operations in Spain and Bolivia, since 2015 and currently serves as the chair of the Compensation, Nominating, and Corporate Governance Committee. From 2010-2019, Sara served as the corporate secretary and general counsel of Minera S.A. Previously, she was an associate in the corporate and securities practice at the global law firm, Greenberg Traurig LLP, and worked in various segments of Siemens’ Human Resources Department in the U.S. and Germany. Sara holds a J.D. from George Washington University School of Law and an undergraduate degree from Emory University.

Alistair Miller (Secretary) leads imagery product and strategic partnerships at Mapbox, an open-source platform for building custom mapping applications. Alistair is an 18-year veteran of the mapping and satellite imaging industry, having previously served in product and strategy leadership roles at OmniEarth, SignalFrame, and Maxar. In 2017, he founded GeoCumulus, a strategic advisory firm specializing in the application of machine learning and computer vision. Alistair studied geography at Mary Washington College.

Preston Miller is a principal of The Caruthers Cos., his family’s real estate development, management, and investment business. Since joining the company in 2001, Preston has been integral to the planning, operations, and development of Belmont Bay, a riverfront project in Woodbridge, VA. In his role as principal, he is responsible for the day-to-day oversight of the many aspects related to planning and executing the renovations and capital improvements to the family’s portfolio of maturing real estate assets, as well as focusing on other investment pursuits for the Caruthers family. Preston graduated from James Madison University with a degree in finance and computer information systems, and earned an M.S. in real estate development from Johns Hopkins University.

Nicole Morrill is the head of development and construction for Ancora Partners, a real estate firm focused on innovation districts and the real estate needs of anchor institutions. She is an active member of the Urban Land Institute and its Women’s Leadership Initiative. For the past six years, Nicole has also served on the Greater McLean Chamber of Commerce and the McLean Planning Committee to help advance a vision for an evolving downtown McLean. She holds a B.S. from the McIntire School of Commerce at the University of Virginia and an M.B.A. from the Fuqua School of Business at Duke University.

Lara Ramsey is a Northern Virginia native and an alumna of Langley. She serves part-time as a partner and general counsel for Acorn Capital, LC, a small real estate investment company. Lara formerly practiced insurance litigation before leaving law for education. She spent five years running leadership programs for high school students and several years working as a part-time school counselor in Arlington Public Schools. Lara earned a B.A. at the University of North Carolina at Chapel Hill, a J.D. at the University of Virginia, and an M.Ed. at the George Washington University. 

Thomas Ricketts, CFA, founder of Evolutionary Tree Capital Management, serves as chief investment officer, portfolio manager, and research analyst. Evolutionary Tree is an innovation-focused, concentrated-growth investment management firm that serves both high-net-worth and institutional clients. Over his 25-year investment career, he developed significant expertise in portfolio management, investment research, and executive management. Prior to founding Evolutionary Tree, Thomas was a senior portfolio manager on Sands Capital’s flagship Select Growth strategy, a $20+ billion concentrated growth strategy of high-quality, sustainable growth businesses. He was one of the longest-tenured investment professionals at Sands Capital. Thomas joined Sands Capital in 1994 and worked closely with founder Frank Sands, Sr. during the startup phase and early years of the firm, helping to grow the firm from less than $100 million in assets under management to approximately $40 billion in assets 22 years later. Over the years, Thomas contributed to building and leading the research team and attracting and retaining a broad client base of institutional and high-net-worth clients. He earned his Bachelor of Science degree from the McIntire School of Commerce at the University of Virginia, his Chartered Financial Analyst (CFA) designation, and an Advanced Certificate for Executives from the MIT Sloan School of Management. 

Ralph “Gerry” Salemme is co-CEO at Pendrell Corporation, a permanent capital asset management and investment company. He has over 30 years of experience in both the private and the public sectors. Since 1997, Gerry has been a partner in Eagle River Holdings, Inc., a private investment firm. Currently, he is the chairman of the board of Onclave Networks and serves on the Board of Directors of Pendrell, Altaeros and Colicity. In the public sector, he served as senior telecommunications policy analyst for the U.S. House of Representatives Subcommittee on Telecommunications and Finance and as chief of staff to then Congressman Ed Markey of Massachusetts, who is now a U.S. senator. Gerry holds B.A. and M.A. degrees in economics from Boston College.

James A. Samuel, Jr. is the founder and CEO of PLURIBUS Inc., a big-data, geospatial analytics company he founded in 2019 to lead the world in a safer and more fulfilled method of navigation. He is also a former military engineer and F-15 fighter pilot who currently serves as a tier-2 member of the Defense Intelligence Senior Executive Service (SES) in the federal government. A voracious reader, loving husband, and full-time dad, James enjoys flying sailplanes for relaxation whenever possible. He holds a B.S. in general engineering from the U.S. Air Force Academy and an M.A. in computer information systems from Webster University, and he completed his executive training at the John F. Kennedy School of Government at Harvard University. Among his numerous awards, James received the award for “Best Legislative Affairs Team in the U.S. Intelligence Community” from the director of national intelligence in 2017 and the Rank Award of Meritorious Senior Executive from the president of the United States in 2019.

Barbara Toohill recently retired as the vice president and director of the Department of Homeland Security Research and Development Institute at the MITRE Corporation, a not-for-profit corporation that manages research and development institutes for the Federal government. She has 40 years of technology consulting and development experience and an M.S. in computer science from George Mason University. Barbara is the parent of two Langley “lifers” and enthusiastically participated in the Langley community for 14 years.

Shireen Zaman is a program officer with the BUILD program at the Ford Foundation where she is focused on working with leading social justice organizations to equip them with the strategic clarity, people, knowledge, and resources they need to achieve impact and advance systems change over the course of years and decades. Shireen has more than two decades of experience in the philanthropic and nonprofit sector, spearheading organizational transformation, resource development, and program management. In 2013, she was recognized as a White House "Champion of Change" for her work as an Asian-American woman leader. She holds a B.A. in human development from Boston College and an M.A. from the School of International Service at American University.