Trustees Bios

Brian Arezzo was elected to the LCDS Board of Trustees in 2014. He has two sons enrolled in the LCDS Program- Cameron '19 and Brendan '22. Brian has also served on the Development Committee since 2012. A graduate of Syracuse University and a Certified Financial Planner TM, Brian is a Vice President and Wealth Management Advisor with Merrill Lynch. He is the co-founder of the Arezzo Chirles Wealth Management Team and focuses on customized financial planning and investment management for individuals, families and institutions. Brian’s volunteer experience includes a current position on the Endowment Board of an international charity as well as other leadership roles in local organizations. Brian is honored to serve on the LCDS Board of Trustees and is excited for the opportunity to give back to our community.


Dr. Jenna Choi


Jon Finkelstein joined the LCDS Board in Fall of 2010. He has served on the Building and Grounds Committee, the Development Committee, the Committee on Trustees and Leadership, the Human Capital Committee, the Compensation Task Force, the Finance Committee, the Executive Committee and as Secretary of the LCDS Board. In the Spring of 2014 he was elected Vice Chair of the Board of Trustees. The father of three children at LCDS, Julia '14, Jane '17 and Jack '20, Jon is honored to server the LCDS community and to serve with the extraordinary LCDS Board members. Jon is the founder and President of Orion Information Systems, an information technology software and services firm. He is also founder and Principal of Peritus Affinity Partners, a marketing services company. He is a form U.S. Naval aviator and has a degree in Operations Management from Penn State University and an MBA from Georgetown University.


Colleen Gillis joined the board in September of 2015. Colleen is the proud mother of two daughters, Kieran '21 and Callie '22. She is also a partner at Cooley LLP where her practice includes representing major developers and national, regional and local companies in all areas o f land use entitlement in Northern Virginia and most often in Loudoun County and Leesburg. Over the years, Colleen has served on many boards and organizations, including the Loudoun County Chamber of Commerce Board of Directors, the Loudoun County Zoning Ordinance Action Committee, the Loudoun County Nighttime Economy Working Group, the Leadership Fairfax Board of Directors and the Board of Directors of the Alzheimer’s Association for the National Capital Area. Colleen holds a Bachelor of Arts degree from the University of Virginia and received her law degree, cum laude, from the University of Richmond. When she has time, Colleen enjoys yoga and the company of family and friends.


Pam Ronka Maroulis, CFRE - Pam is the proud parent of Katherine, LCDS Class of '22, and began her LCDS volunteer efforts on the development committee to help further the school’s fundraising success. Pam is vice president of philanthropy at MedStar Georgetown University Hospital where she is responsible for philanthropic initiatives at the 609-bed, not-for-profit, acute-care, teaching and research hospital. Her twenty years in fundraising include ten at Inova Health System and ten years in educational fundraising including positions at Augusta Preparatory Day School, Baylor School, Georgetown University, and Foxcroft School. Pam received a Bachelor of Arts with Phi Beta Kappa honors from the University of Tennessee and a Master of Public Administration with a certificate of nonprofit management from George Mason University. In her personal time, Pam is a consultant for Rodan+Fields skincare and serves as a volunteer for Brambleton Presbyterian Church.


Erin Marshall - Erin is honored to join the Board of Trustees for the upcoming year. She has been a devoted LCDS parent and welcomes the opportunity to serve the school and its mission. Erin has been a key contributor to the Parents Association and the LCDS community since her children began their LCDS careers in 2008. She has consistently served as a PA representative for her daughters’ classes, held chair positions for Bingo (4), Fall Teacher Appreciation (6), Grandparents’ Day (4), Book Fair (7), and served as a member of other event teams. She also worked with the Development Committee on the Annual Fund from 2011 thru 2013. Erin graduated from American University in 1988 with a Bachelor’s Degree in Interdisciplinary Studies and a minor in Business Administration. She earned her Chartered Property Casualty Insurance designation in 1994, the industry equivalent to the CPA designation. Erin has over twenty-five years of experience in sales and marketing, with a particular expertise in the insurance industry. She has held various sales, marketing, underwriting and management positions throughout her career with established market leaders in the insurance space, such as Aetna, Kemper and Hartford. In 2007, Erin joined the Iroquois Group as a Regional Manager to focus on sales planning and execution, marketing, strategic planning, forecasting, staff development and overall relationship management.


Kay Nakamura - Kay joined the Board in 2013 and also serves as the Parents' Association Volunteer Coordinator. She and her husband have one son in the class of 2017. Returning to Virginia after a decade living on the West Coast and abroad, she proudly aids the development of the school with her experiences. Kay has been an active volunteer leading key fundraisers - wine auctions, silent auctions, and book fairs, at several schools. Kay earned a BBA in Finance at St. Mary's College - Notre Dame and an MBA in Marketing from the University of New Mexico. In her market research career, she has led numerous consumer goods projects with industry leaders including Red Bull, Nissan, and Pfizer.


Steve Nelson joined the LCDS Board of Trustees in 2015 and currently serves as Treasurer and Chair of the Finance Committee. Steve is the Chief Executive Officer of the Institutional Limited Partners Association (ILPA) in Washington DC. He is responsible for leading the growing organization in the realization of its mission to engage, empower and connect private equity investors on a global basis. Prior to his role at ILPA, Steve built his career at Cambridge Associates (CA), where he was most recently a Board Member, Partner and the Chief Operating Officer based in Arlington, Virginia. In that role, Steve was responsible for the day-to-day operations of the firm, overseeing a staff of approximately 500 in Investment Operations, Portfolio Services, Information Technology, Human Capital and Administrative Services. He also served as a member of the CA Risk Governance Committee and Compensation Committee. Prior to returning to Virginia in 2008, Steve spent several years in Singapore, where he was responsible for developing CA’s Asia Pacific investment practice. Steve is a graduate of the Carroll School of Management Honors Program at Boston College, where he majored in Finance.


William D. Tyrrell, Jr. was elected to the LCDS Board of Trustees in the spring of 2014. He has two daughters, Avery '17 and Ella '19, who enrolled at LCDS in 2010. He feels honored to serve on the Board to help support the LCDS mission and to provide guidance for the school today and in the future. Bill is a graduate of the Virginia-Maryland Regional College of Veterinary Medicine at Virginia Tech. He completed his post-doctoral residency in cardiology in Boston and is one of just a few hundred board-certified veterinary cardiologists in the country. He co-owns Chesapeake Veterinary Cardiology Associates with nine offices throughout Virginia and Maryland. Bill is also the co-founder of The LifeCentre in Leesburg, one of the largest veterinary specialty and emergency practices in the mid-Atlantic. He is a past president of the Virginia Veterinary Medical Association and was just elected as Virginia’s delegate to the American Veterinary Medical Association. Bill has extensive volunteer experience with other organizations and hopes to translate these skills to the Development Committee. Bill also has much experience managing construction and permitting in Loudoun County and plans to work with the Building and Grounds Committee, too.


Allison Wood


Michael Zinone