About Windmill Hill
Consulting
At Windmill Hill Consulting, we believe that great fundraising starts with conversations and intentional planning.
With a combined 50 years of experience both as donors and fundraisers,
we’ve been in your shoes and can’t wait to help you.
Meet the Team

Barbara O’Reilly, CFRE
Founder and Principal
Barbara brings to her clients nearly thirty years of major gifts, annual funds, and campaign fundraising experience at major non-profit organizations including Harvard University, the National Trust for Historic Preservation, Oxford University in England, and the American Red Cross.
Whether it was leading record-setting reunion classes or securing tens of millions of dollars for some of the world’s most devastating natural disasters, Barbara O’Reilly, CFRE understands that fundraising is much more than just raising money. It’s about enabling donors to realize their philanthropic dreams for issues that are most important to them and to be part of the change they want to see in the world.
Barbara became a Certified Fundraising Executive (CFRE) in 2015 and an Association of Fundraising Professionals (AFP) Master Trainer in 2018. She serves as Past President of the AFP Washington DC Metro Chapter and as a former member of the Advisory Panel for Rogare, The Fundraising Think Tank in the U.K. She is a longstanding partner of the Center for Nonprofit Advancement and a member of the Association Foundation Group (AFG). She is also a member of the faculty of the Graduate Certificate in Nonprofit Management and Leadership at the University of Maryland’s Do Good Institute.
She is a frequent and sought-after presenter at national and international conferences and webinars. Barbara received her BA in English from Barnard College/Columbia University and her ALM in Celtic Studies from Harvard University.

Lindsey Loyd
Senior consultant
Lindsey Loyd is a non-profit development expert with over 10+ years of experience in the fields of organizational development and fundraising. She brings a depth and breadth of knowledge acquired from providing counsel to over 40 non-profits with a broad spectrum of scope, size, and regional presence.
As a Director at Orr Group, Derek John Rogers successfully managed development assessments for clients such as the Obama Foundation, Elizabeth Dole Foundation, and Whitman-Walker Health System. His development assessments provide actionable, practical, and customized recommendations that meet his nonprofit clients’ needs to drive them toward achieving their goals.
Derek has also successfully coached chief development officers and major gifts officers, managed development teams to hit fundraising targets and built moves management processes for clients such as Washington Nationals Philanthropies, Georgetown University Medical Center, MedStar Georgetown University Hospital, and the Marriott Foundation for People with Disabilities. He does this by designing creative strategies for cultivating and soliciting donors, building strong interpersonal relationships with fundraising team members, and grounding all fundraising activities in organized and streamlined moves management systems.
Derek is a Committee Member and former Co-Chair of the Sexual Minority Youth Assistance League’s Young Donors Committee. Previously, he served on the Board of Directors of the Young Nonprofit Professionals Network DC Board of Directors. He graduated from George Washington University with a Bachelor of Business Administration.

Derek John Rogers
Senior consultant
Derek Rogers is an expert project manager and team leader, bringing 8+ years of broad fundraising and development expertise to his nonprofit clients.
As a Director at Orr Group, Derek John Rogers successfully managed development assessments for clients such as the Obama Foundation, Elizabeth Dole Foundation, and Whitman-Walker Health System. His development assessments provide actionable, practical, and customized recommendations that meet his nonprofit clients’ needs to drive them toward achieving their goals.
Derek has also successfully coached chief development officers and major gifts officers, managed development teams to hit fundraising targets and built moves management processes for clients such as Washington Nationals Philanthropies, Georgetown University Medical Center, MedStar Georgetown University Hospital, and the Marriott Foundation for People with Disabilities. He does this by designing creative strategies for cultivating and soliciting donors, building strong interpersonal relationships with fundraising team members, and grounding all fundraising activities in organized and streamlined moves management systems.
Derek is a Committee Member and former Co-Chair of the Sexual Minority Youth Assistance League’s Young Donors Committee. Previously, he served on the Board of Directors of the Young Nonprofit Professionals Network DC Board of Directors. He graduated from George Washington University with a Bachelor of Business Administration.

Veronica Seymour, CFRE
client success manager
Veronica Atkins Seymour joined the nonprofit world 12 years ago through the AmeriCorps Volunteers in Service to America (VISTA) program in Houston, Texas with the College For all Texans Foundation.
Whether it was leading record-setting reunion classes or securing tens of millions of dollars for some of the world’s most devastating natural disasters, Barbara O’Reilly, CFRE understands that fundraising is much more than just raising money. It’s about enabling donors to realize their philanthropic dreams for issues that are most important to them and to be part of the change they want to see in the world.
Barbara became a Certified Fundraising Executive (CFRE) in 2015 and an Association of Fundraising Professionals (AFP) Master Trainer in 2018. She serves as Past President of the AFP Washington DC Metro Chapter and as a former member of the Advisory Panel for Rogare, The Fundraising Think Tank in the U.K. She is a longstanding partner of the Center for Nonprofit Advancement and a member of the Association Foundation Group (AFG). She is also a member of the faculty of the Graduate Certificate in Nonprofit Management and Leadership at the University of Maryland’s Do Good Institute.
She is a frequent and sought-after presenter at national and international conferences and webinars. Barbara received her BA in English from Barnard College/Columbia University and her ALM in Celtic Studies from Harvard University.

Katherine Sprissler-Klein
Senior consultant
Katherine Sprissler-Klein brings more than 15 years of fundraising experience at both large national organizations and beloved regional institutions. Her areas of expertise include individual major gifts, annual giving, corporate partnerships, cause marketing, special events and volunteer engagement.
Lindsey Loyd’s approach is grounded in objective research and practical experience which she applies to guide organizations along their strategic trajectory. The goal is not only to provide tools and plans for action but to coach clients in the skills and confidence necessary to achieve their philanthropic goals.
Most recently, at Graham-Pelton Consulting, Lindsey simultaneously managed two campaigns with goals totaling $52 million, acted as an interim Chief Development Officer, and conducted two campaign feasibility studies. Prior to this, Lindsey served as Major Gifts Officer at New Orleans City Park where she solicited philanthropic investments from individual and corporate donors. In this role, she developed a capital campaign strategy, including benchmarking tactics, prospect pipeline, timeline, cases for support, and a gift catalog demonstrating funding needs.
Earlier in her career, Lindsey was an Associate Director for Orr Group, another consulting firm serving the nonprofit sector. Achievements for her clients during this time include: spearheading comprehensive development for startup non-profit organizations; collaborating with teammates and executive leadership teams to design long-term fundraising plans; managing relationship building with prospective funders by qualifying prospects, strategizing cultivation moves, leading outreach, and submitting funding proposals; co-writing and submitting grant submissions and stewarding successful foundation relationships; and overseeing environmental scans of peer organizations and leading foundation database research to enhance pipelines of major gift donors.

Christe Konopitski
Operations Manager
Christe Konopitski, M.S. NPM has cultivated extensive experience in the nonprofit sector over the last 10 years supporting organizations with missions that impact a wide variety of causes such as healthcare, education, women’s issues, food insecurity, human trafficking, and more.
As a Director at Orr Group, Derek John Rogers successfully managed development assessments for clients such as the Obama Foundation, Elizabeth Dole Foundation, and Whitman-Walker Health System. His development assessments provide actionable, practical, and customized recommendations that meet his nonprofit clients’ needs to drive them toward achieving their goals.
Derek has also successfully coached chief development officers and major gifts officers, managed development teams to hit fundraising targets and built moves management processes for clients such as Washington Nationals Philanthropies, Georgetown University Medical Center, MedStar Georgetown University Hospital, and the Marriott Foundation for People with Disabilities. He does this by designing creative strategies for cultivating and soliciting donors, building strong interpersonal relationships with fundraising team members, and grounding all fundraising activities in organized and streamlined moves management systems.
Derek is a Committee Member and former Co-Chair of the Sexual Minority Youth Assistance League’s Young Donors Committee. Previously, he served on the Board of Directors of the Young Nonprofit Professionals Network DC Board of Directors. He graduated from George Washington University with a Bachelor of Business Administration.

Hannah Beck
ASSOCIATE
Hannah Beck comes to WHC with nearly three years of fundraising consulting experience with expertise in development operations and client success. Hannah was inspired to create change for causes she cares about, including social justice, issues affecting women and girls, and the LGBTQI+ community. Hannah has a B.A. in Psychology and a minor in Gender studies from UCLA. Hannah splits her time across Windmill Hill Consulting, the LGBTQI+ Cancer Network, and two longstanding clients. Originally from Oklahoma, Hannah enjoys seeing live music, debating pop culture, and enjoying San Diego’s perfect weather with her dog Saoirse.