Executive & Strategic Leadership
Jeanne Rebillard, Managing Director
Jeanne has been an integral part of the Endometriosis Foundation of America (EndoFound) for over a decade, leading initiatives that elevate awareness, education, and collaboration in women’s health.
She previously served for many years as Director of Communications and Government Relations, developing programs to educate elected officials, community leaders, and the public about endometriosis and menstrual health.
As Managing Director, Jeanne now oversees EndoFound’s operations, development, and outreach, continuing her long-standing commitment to amplifying patient voices and advancing education and research in endometriosis care.
ASNY, Agency of Record, Financials & Bookkeeping
ASNY manages all financial and bookkeeping functions for EndoFound. Founded in 2010, the firm specializes in nonprofit accounting and supports organizations with precise, compliant, and efficient financial operations. Their 50-member team delivers customized services that help nonprofits stay financially strong in a dynamic landscape.
Sarper Kocabiyik, Director of Technology
Sarper Kocabiyik is a Senior Software Engineer and Technology Executive with nearly 30 years of experience in software architecture, technical leadership, and business management. An expert in AI and data infrastructure, Sarper is a distinguished graduate who finished top of his class in the MIT AI Executive Leaders Program. His executive history includes serving as CTO of StyleCaster.com and Head of Software Development for Shutterfly.com. Sarper also founded the technology consulting firm Domino Media Inc., serving major brands like Pepsi and Sony Music.
Research Management & Scientific Strategy
Charlotte Frank Sage Ph.D., Director of Research Initiatives
Charlotte leads EndoFound’s scientific programs that advance discovery and foster collaborative progress in endometriosis research. She oversees the execution of high-priority research initiatives, including the partnership with Cold Spring Harbor Laboratory and EndoFound’s Research Grant Program. Her responsibilities include coordinating complex workflows across scientific teams, managing timelines and deliverables, organizing scientific meetings and advisory board activities, and ensuring that research milestones are clearly tracked and communicated to funders, stakeholders, and the Executive Committee. Before joining EndoFound, Charlotte served as Vice President of Scientific Program Management at Celmatix Inc., a biotechnology company focused on ovarian health. She holds a BA in Molecular Biology and Biochemistry from Wesleyan University and a PhD in Microbiology from Yale University.
Ayse Ayhan, MD, Ph.D., Editor-in-Chief of EndoNews.com
Professor Ayse Ayhan serves as a Consultant Pathologist at Seirei Mikatahara Hospital and lectures on gynecologic and breast pathology at Hamamatsu and Hiroshima Universities Schools of Medicine in Japan since 2004. She completed her medical training and then Pathology training at Hacettepe University School of Medicine in Turkey and served as Associate Dean of the Hacettepe Medical School until her retirement in 2004. She has been involved in research as an adjunct faculty at Johns Hopkins University Department of Pathology since 2007. She is Editor-in Chief of EndoNews.com, and the previous editor of the International Journal of Gynecological Cancer and European Journal of Cancer. She has authored over 25 book chapters and 200+ journal articles which have been cited more than 6500 times.
Programs & Community Engagement
Carolyn Mayer, MPH, Director of Community Health Programs
Carolyn is a public health professional with expertise in youth-based program planning, community-based research, and program evaluation. She earned her Master of Public Health from Columbia University’s Mailman School of Public Health. Carolyn drives the national expansion of ENPOWR and additional programs that educate nurses and medical professionals, including the College Ambassador program and the School Nurse program. Previously, she served as an interprofessional educator and worked as a health data specialist, demonstrating her commitment to building impactful education and awareness programs that change public perception of the disease.
Isabella Wegner, Community Health Program Coordinator
Isabella is a Master of Public Health candidate at Columbia University’s Mailman School of Public Health, concentrating in Health Promotion Research and Practice. She has extensive experience in menstrual health and endometriosis education, including curriculum development, research, and program planning. Isabella has led this work across government, non-profit, and academic settings, advancing menstrual and reproductive health equity.
Andoeni Ruezga, Marketing & Program Development Specialist
Andoeni is a marketing and design-thinking professional dedicated to advancing health equity through creative, community-centered education. At the Endometriosis Foundation of America, she supports the ENPOWR program and communications team, contributing to bilingual resource development, curriculum updates, and public engagement. Drawing on her experience as the founder of CuerpoCurativo, a Spanish-language platform for endometriosis education, she combines lived experience with storytelling to make menstrual health education more inclusive and culturally relevant.
Clare Murphy, TCS Marathon Program Director
Clare serves as the TCS Marathon Program Director for the Endometriosis Foundation of America (EndoFound), leading Team EndoFound’s participation in the TCS New York City Marathon. Each year, she brings together more than 50 runners who collectively raise over a quarter of a million dollars to support endometriosis awareness, education, and research. A dedicated runner herself, Clare combines her passion for the sport with her commitment to empowering the endometriosis community.
Diana Falzone, EndoFound Ambassador & Executive Producer of Endo TV
Diana Falzone is an EndoFound Ambassador and a prominent advocate who, working closely with the Advocacy team on state and federal initiatives, has testified before Congress on Capitol Hill regarding the critical need for endometriosis education, research, and funding. She also hosts and serves as Executive Producer of EndoFound’s EndoTV, a digital educational channel committed to highlighting patient stories, current research, and science.
As a journalist, she is a Digital Reporter at News Nation. Her work has appeared in numerous outlets, including The Daily Beast, Rolling Stone, Vanity Fair, and Fox News. Her personal journey with endometriosis and infertility fueled her commitment to awareness, leading her to align with EndoFound.
Development, Fundraising & Operations
Julie Edwards, Fundraising Manager
Julie is a nonprofit strategist with 30+ years of experience in public relations, marketing communications, and nonprofit operations. Since stepping into the nonprofit world in 2010, she has guided fundraising efforts that have generated more than $20 million. Since 2021, she has partnered with EndoFound on major initiatives, including year-end, March Endometriosis Awareness Month, and the virtual 5K campaigns. Known for her straightforward, strategic style and deep expertise in donor relations and campaign management, Julie is committed to helping EndoFound expand its reach and strengthen its impact.
Andrew Rebillard, Donor Data & Fund Operations Manager
As Donor Data & Fund Operations Manager, Andrew leads CRM management, donor records, and fund transfers, ensuring accurate data and seamless financial processing that strengthen the foundation’s fundraising efforts. He maintains data integrity, tracks donor contributions, and optimizes reporting to enhance donor engagement and operational efficiency.
A graduate of Marist College, Andrew brings a strong background in banking, public relations, and marketing. He manages core data systems—including Salesforce and Classy—and supports IT operations and email integrations to streamline workflows and improve donor communications.
Communications, PR & Outreach
Mina Seçkin, Director of Communications
Mina leads communications at the Endometriosis Foundation of America (EndoFound), overseeing storytelling, media strategy, and public education to raise awareness about endometriosis and menstrual health. She is the author of the novel The Four Humors (Catapult, 2021) and teaches creative writing at Columbia University, where she earned her MFA as a Felipe De Alba Fellow. Her work has appeared in Refinery29, McSweeney’s Quarterly Concern, and other publications.
Lauren Peteroy, Public Relations, Scenario Communications
Lauren has partnered with the Endometriosis Foundation of America (EndoFound) since shortly after its founding in 2009. Through Scenario Communications, the organization’s agency of record, she leads national media strategy and red carpet publicity for EndoFound’s signature events, including the annual Blossom Ball. With deep expertise in entertainment and nonprofit communications, Lauren plays a key role in elevating EndoFound’s public profile and amplifying its mission to raise awareness and understanding of endometriosis.
Leslie Mosier, Social Media Strategy and Content
Leslie leads social media strategy and content creation for the Endometriosis Foundation of America (EndoFound), crafting high-impact campaigns that drive awareness, education, and meaningful engagement across platforms. As both a strategist and an endometriosis patient herself, she brings a uniquely informed perspective to the work, ensuring that every message reflects real patient experiences and the urgency of the disease. Known as the creator and “momager” of Doug the Pug - the global internet sensation with over 18 million followers - Leslie brings proven expertise in digital storytelling, brand building, and influencer engagement. She leverages this extensive background to amplify EndoFound’s mission, elevate patient voices, and deepen connection with the global endometriosis community.
Claire Barthelemy, Social Media Strategist
Claire is a senior-level Social Media Strategist and Marketer who drives results with over 10 years of experience. She develops robust social media strategy, manages influencer relations, and builds integrated digital campaigns. As the Traffic Manager for social media, Claire oversees content scheduling and distribution across all platforms, optimizing delivery to maximize engagement and reach. Previously, she guided clients in entertainment, lifestyle, tech, and non-profit organizations, delivering impactful social media solutions.
