Leadership Team

Amy M. McNamer has served as the Executive Director of AISGW since 2018. In this role, she leads the association’s mission to provide local advocacy, professional development, networking, benchmarking data, and key resources to member schools across Washington, D.C., Maryland, and Virginia—including serving as a central advocate and operational guide for school leaders. She also advises independent school boards and leadership teams on governance best practices and strategic alignment.

Among other initiatives during her tenure, AISGW launched the AISGW Leadership Initiative for aspiring female school heads, as well as a risk management insurance consortium and a multiple employer retirement benefit plan (MEP) established in partnership with a peer regional association (AIMS).

Prior to joining AISGW, Amy spent 20 years practicing law across diverse roles in both the public and private sectors, specializing in securities litigation and enforcement. Early in her career, she taught at the Casablanca American School in Morocco.

Born and raised in Montana, Amy earned her B.A. in European History from Harvard University and her J.D. from Georgetown University Law Center. She and her husband live locally and have three children, all of whom have attended local independent schools.

Lynn Duffy Maloney, Associate Director for Programs and Engagement

Lynn Maloney has spent the last decade supporting leaders of independent schools in the Washington, D.C. region and around the country. Currently, she serves as the Associate Director for Programs and Engagement at AISGW, where, among other things, she designs and implements professional development opportunities for heads and senior administrators, curates resources, and advances best practices. Lynn also serves as the Executive Director of the Elementary School Heads Association (ESHA), where she engages regularly with PK-8 heads around the country on a range of school leadership issues.
Prior to her time at AISGW, Lynn served on the board of the Parents Council of Washington, where she did similar work for the Washington, D.C. independent school parent community. She began her professional career as an attorney, practicing international trade law for eleven years at a D.C.-based law firm.
A proud Georgetown University Hoya and New Jersey native, Lynn resides in Montgomery County, Maryland with her husband Chris, a veteran independent school teacher and administrator. She has three young adult daughters, all of whom attended independent K-8 and high schools in the D.C. area.

Allyson del Rosario, Director of Finance

A CPA and CFE (Certified Fraud Examiner), Allyson has been working in public and private accounting for thirty years in the DC area. She has a B.S. degree in Business Management from Brigham Young University, and is a member of the Virginia Society of CPAs, the Association of CFEs and the AICPA

Erin C. Summers, Director of Operations

Erin Summers has worked at AISGW since August 2019. She served as the Assistant to Member Services for 4 years before transitioning to the role of Director of Operations in July 2023. Prior to joining AISGW, Erin worked as a French and Spanish teacher at Garrison Forest School and McDonogh School in Owings Mills, MD, and most recently at The Langley School in McLean, VA. She also worked as a higher education officer at Campus France, a service of the Embassy of France in Washington, DC.

A native of Upstate New York, Erin received her BS in Human Development and French Area Studies from Cornell University and her MA in Spanish Language and Culture from Middlebury College. In her spare time, she enjoys traveling, practicing her French pastry skills, and finding fun activities to do with her son.