Our Staff

Eloise Repeczky serves as Executive Director of Windy Hill Foundation, bringing a passion for housing equity and community development. In her role, Eloise leads the Foundation’s strategic direction, overseeing daily operations, including ensuring efficient management of its residential properties and resident services. She leads the Foundation’s team, implements policies, and ensures compliance with all relevant regulations. Additionally, she manages financial operations, including budgeting and investment oversight, and collaborates closely with the Board of Directors to advance the Foundation’s mission through strategic planning, fundraising, and community engagement.

With a background in managing business development efforts for a 280-attorney nationwide real estate and land use practice, as well as the nonprofit organizations practice at two nationally recognized law firms, Eloise’s experience includes strategizing and leading the development of marketing and client growth plans. This includes implementing business plans, communications and marketing strategies, as well as writing new business proposals and producing targeted, tailored responses to RFPs. Eloise is dedicated to advancing the Foundation’s mission and advocating for housing as a fundamental right. Under her leadership, Windy Hill Foundation continues to strengthen its impact through sustainable property management and meaningful resident programs.

She holds a B.A. in International & Global Studies from Sewanee: The University of the South. In addition to her work with Windy Hill Foundation, Eloise is heavily involved in the Loudoun and Washington DC area communities through various organizations. Eloise is a Board Member on the Buchanan Hall Board of Directors, and a brain aneurysm awareness advocate, or “Bee Ambassador”, with the Bee Foundation.

Outside of work she enjoys running, having completed several half marathons and a few full marathons to raise brain aneurysm awareness, hiking and camping with her husband Will Nisbet, their son Alexander, and their dog Soufflé.

Michelle serves as the Director of Resident Services at Windy Hill Foundation. In her current role she supports and empowers individuals and families within their community. With a strong passion for affordable housing and social equity, Michelle works diligently to help promote opportunity and independence for residents through a combination of strategic programming, individual support, and community partnerships.

Prior to joining Windy Hill Foundation, Michelle’s career as a human services professional includes experience in local government and non-profit organizations.
She is well-versed in state public benefit programs and federal workforce development and understands how to access these resources to support individuals in their socio-economic advancement. Michelle possesses a comprehensive understanding of refugee immigration policy, including legal frameworks, resettlement processes, and the complexities involved in navigating the system. As a career and employment specialist, Michelle is well versed in online platforms and software specializing in UX/UI, Web Development and Data Analytics.

Michelle speaks Spanish and French. Her passion is serving others and being a positive change in the world. Outside of work, Michelle enjoys cross stitching, swimming and spending time with her family.

Drew MacMahon is the President of Operations at Windy Hill Foundation, where he oversees the physical and financial performance, capital improvements and renovations of Windy Hill-owned properties. Drew is dedicated to cultivating and supporting a robust network of vendors, as well as fostering positive collaboration between residents, property management, and other key stakeholders to ensure seamless operations.

Before joining Windy Hill Foundation, Drew gained extensive experience in Real Estate, Asset Management, and Property Management across Washington, D.C., Arlington, and Raleigh, NC. He is a proud Middleburg native and a graduate of James Madison University (JMU). He is a licensed Virginia real estate agent, holds an Osha 10 & 30 Construction safety license, public notary, an Accreted Residential (ARM) Manager through IREM, and holds a Washington DC Inclusionary Zoning license.

Outside of work, Drew enjoys being a professional soccer referee, working out, running, hiking, and spending quality time with his family.

Antonio Martin serves as one of two Resident Services Coordinators at Windy Hill Foundation, where he is responsible for addressing resident concerns and providing timely responses to inquiries regarding programs and services. His role involves organizing, compiling, and reporting on programming data to ensure that residents receive the necessary resources to live independent and fulfilling lives. Antonio is dedicated to understanding the underlying causes of residents’ concerns, enabling him to provide precise and effective solutions that cater to their needs.

Prior to joining Windy Hill Foundation, Antonio worked at Wegmans for 7 years, where he honed his customer service skills. He further expanded his expertise during his time at North Spring Behavioral Healthcare, where he observed the impact of resource scarcity on individuals’ development. This experience inspired Antonio to pursue a career that allows him to make a meaningful difference in the lives of others, ultimately leading him to his position at Windy Hill.

Outside of work, Antonio enjoys cooking for his family and reading fantasy and sci-fi novels.

Madison Filson is a dedicated Resident Services Coordinator at Windy Hill Foundation, where she helps and supports residents and the community with their specific needs. With a strong passion for affordable housing and social equity, Madison works diligently to provide direct assistance, resource and program referrals, and one-on-one coaching to individuals and families based on assessed needs. She prioritizes establishing partnerships with relevant organizations and individuals, maintaining a platform for resident communications, and creating monthly community programming calendars for our residents.

Prior to joining Windy Hill Foundation, Madison earned a degree in Public Health with a minor in Sociology and a concentration in healthcare administration. Before graduating, she interned at the PATH Foundation in Warrenton, VA, and had the honor of working for the Fauquier Free Clinic, where she analyzed the social determinants of health in that community.

Outside of work, Madison enjoys spending time with her family and friends. She is also passionate about coaching young female athletes in field hockey for a travel team in Loudoun County, where she is dedicated to teaching the game and helping it grow within the community.

Jacqueline Arellano serves as the Administrative and Communications Coordinator at Windy Hill Foundation, where she supports daily operations and oversees the organization’s communication efforts across multiple platforms. Her role includes coordinating events, preparing newsletters and press releases, maintaining the Foundation’s website, and updating social media, where she helps share stories of residents, donors, and community partners.

Prior to joining Windy Hill Foundation, Jacqueline earned a degree in Media and Communications with a minor in Business from Shenandoah University, where she also interned in the university’s Office of Marketing and Communications. During her internship, she gained hands-on experience across project management, digital advertising, design, photo/video, website updates, editorial work and social media, building a strong foundation in communication and content creation. She is also fluent in Spanish, which strengthens her ability to support a diverse range of residents.

A Middleburg native and alumna of The Hill School and Foxcroft School, Jacqueline enjoys spending time with family and friends and riding horses in her free time.