Rachel has partnered with institutions in the advocacy and education sectors to plan and implement transformational fundraising campaigns with revenue goals ranging from $10 million to $1 billion. She has also directed principal and major gifts fundraising, led strategic planning efforts, and improved fundraising systems and procedures for several clients.

Among her client engagements at CCS, Rachel has completed a three-year fundraising growth plan for the Campaign Legal Center and subsequently provided major gift strategy and infrastructure support that resulted in the largest donation in the organization’s history. She also provided counsel to the NAACP on its historic $600 million comprehensive campaign and on major gifts strategy for its civic engagement program. Rachel stewarded the planning process and strategy for the first major gifts campaign for the Carnegie Council for Ethics in International Affairs, where she helped secure the organization’s largest ever individual and corporate contributions.

Rachel is a skilled nonprofit management strategist with diverse experiences across the philanthropic sector. Prior to joining CCS, she worked as a grant maker at the Open Society Foundations. Most recently, she coordinated funding in the areas of government accountability, money in politics, judicial nominations, and civic engagement.

Rachel holds an MPA in nonprofit management from New York University’s Robert F. Wagner Graduate School of Public Service and a BA in Black Studies and Women’s & Gender Studies from Amherst College. She was a NYC Fellow at the New Leaders Council, a national organization that works to recruit, train, and promote young progressive leaders, and now serves on its Advisory Board. She is also a 2016 alumna of NYU Wagner’s Fellowship for Emerging Leaders in Public Service, and she serves on the Crohn’s & Colitis Foundation’s Young Professionals Council and Planned Parenthood of Greater New York’s Activist Council.

select client partners

  • Campaign Legal Center
  • Carnegie Council for Ethics in International Affairs
  • City Seminary of New York
  • Democracy Fund
  • East Harlem Tutorial Program
  • Greenwich Country Day School
  • Manhattan Country School

Hannah’s professional fundraising experience spans from working with individual donors to extensive capital campaigns across all sectors. From campaign planning and management, to implementing feasibility and planning studies, Hannah has a broad range of experience with CCS. Her feasibility study engagements include extensive strategic conversations, peer benchmarking, prospect qualification and campaign approaches. Hannah has directed campaigns, with goals upwards of $100 million, through strategic planning and execution with an emphasis on board development, major and planned gifts, and building sustainable cultures of philanthropy.

Hannah is a key leader within the firm’s gift planning work, advising on client gift planning strategy, providing training opportunities, and elevating mission-based giving through current and deferred gifts. Serving on the executive board of the Colorado Planned Giving Roundtable, Hannah shares her knowledge of gift planning across the Mountain West and with other gift planning associations in the United States.

Originally from Minnesota, Hannah resides in Denver, Colorado where she spends time outside of work creating a wildflower garden at her home, taking her pup on hikes, and sipping tea on her patio with her cat.

Select client partners

  • Castilleja School; Palo Alto, CA
  • Denver Center for the Performing Arts; Denver, CO
  • Food Bank for Larimer County; Loveland, CO
  • Judi’s House; Denver, CO
  • Miami City Ballet; Miami, FL
  • Portland Art Museum; Portland, OR
  • Rowland Hall; Salt Lake City, UT
  • St. Anthony Health Foundation; Lakewood, CO
  • The Salvation Army Intermountain Division; Denver, CO
  • University of California Merced; Merced, CA
  • University of Utah, Health Sciences; Salt Lake City, UT
  • Women’s Bean Project; Denver, CO


Estate & Charitable Planning 2020 | Insights on the Generational Wealth Transfer
The State of Planned Giving in Fundraising: Legacy Gifts as the Future Cash Opportunity

Lacy has built her career in philanthropy and public service. Since joining CCS in 2014, Lacy has supported more than a dozen institutions with tailored Organizational Strategic Plans, Strategic Development Plans, Feasibility and Planning Studies, Board and Executive Coaching, Development Advising, and Capital Campaigns. Her clients have included an international religious order, national healthcare system, independent schools, and community development organizations.

Before CCS, Lacy served as a Global Philanthropy Advisor with SOS Children’s Villages and in various roles within the Democratic National Committee. She holds an M.A. from the University of St Andrews and an M.Sc. in International Development Management from the London School of Economics and Political Science.

Lacy, her partner, and their daughter live in Little Rock, Arkansas. She proudly serves on the Executive Committee of the Board of Central Arkansas’s National Public Radio affiliate and on the Board of the Historic Arkansas Foundation. Lacy is also a member of the Arkansas Women’s Leadership Forum.

Select client Partners

  • PGA REACH, the foundation of the PGA of America; Frisco, TX
  • U.S. Council on Competitiveness; Washington, DC
  • Greenpeace; San Francisco, CA

Polly is a Senior Vice President at CCS Fundraising. In this capacity, she has successfully partnered with nonprofit clients in a variety of sectors across Colorado. Polly believes in the transformative power of philanthropy and has worked with organizations to help them reach the most ambitious fundraising goals in the history of their organizations. Polly has effectively conducted feasibility and planning studies, developed major gifts programs, led teams through change, built systems, and led her clients in the planning and execution of major capital and comprehensive campaigns.

Polly is from Denver and is active in the Colorado community. She is on the Board of Trustees at Denver Academy and sits on the governance committee. Additionally, she recently completed two terms on the Board of Directors for KIPP Colorado Schools and was the co-chair of their development committee. Polly is an alumnus of the Institute for Leaders in Development through the University of Denver. Previously, she was the Managing Director of Development and Managing Director of Individual Giving at Teach For America Colorado where she led the team in raising over $35 million. She also taught 3rd grade in Los Angeles (LA) and served as an instructional coach in LA and Denver. Polly has a B.A. in Spanish Literature from the University of Wisconsin – Madison and a certification in elementary urban education from the University of California Los Angeles.

Polly lives in Denver with her spouse and two young daughters.

Select client Partners

  • Book Trust
  • Center for the Arts
  • Civic Center Conservancy
  • Colorado Public Radio
  • Colorado Rocky Mountain School
  • Denver Academy
  • Denver Health Foundation
  • The Denver Foundation
  • Denver Indoor Pools
  • Girl Scouts of Colorado
  • Mile High United Way
  • National Jewish Health
  • Santa Fe Preparatory School
  • St. Elizabeth’s School
  • St. John’s Cathedral
  • Temple Emanuel Denver
  • Women’s Foundation of Colorado

Allison Willner founded and leads CCS Fundraising’s Systems practice area, partnering with complex organizations to holistically analyze fundraising operations and assess the integrity of key development workflows.

Centered on ‘data in practice’, her work evaluates the ability of client systems and processes to support effective, impactful development programs – given where each organization is now, and where they aim to grow. A strong believer in the power of storytelling, she helps clients take ownership of their data narratives and create clear sight lines from individual activity to big-picture goals.

Allison has an MBA from Columbia Business School, and a BA in creative writing from SUNY Binghamton. She loves good coffee, magical realism, unusual houseplants, and making data visualizations for fun.

select client partners

  • American Museum of Natural History
  • Bard College
  • Catholic Health
  • Child Mind Institute
  • Duke Health
  • Duke University
  • Inova Health Foundation
  • Lucile Packard Foundation for Children’s Health
  • Operation Smile
  • United Way Worldwide
  • University of Maryland Medical System Foundation
  • Wesleyan University

Leigh has more than a decade of experience working with and within nonprofit organizations. Since joining CCS in 2013, she has partnered with organizations throughout the country and across the spectrum of nonprofits sectors, including arts and culture, healthcare, and education to raise over $500M in capital and programmatic funding.

She has led the design of large-scale fundraising initiatives and extraordinary campaigns and has counseled organizations with financial targets ranging from $2M to $1B. Much of Leigh’s work has focused on campaign design and planning, principal and major gift strategies, board engagement and growth, organizational and development assessments, feasibility and planning studies, and interim development management. She has partnered with organizations to develop strategic donor engagement plans and drive overall philanthropic revenue.

Leigh is a graduate of Tulane University where her passion for philanthropy grew as she coordinated logistics and communication efforts for several Hurricane Katrina recovery efforts. She has visited more than 25 countries, on 5 continents, witnessing the great challenges in developing nations. She recognizes the direct impact of generosity on a global scale and remains inspired by partnering with clients to achieve their philanthropic goals and see real impact in the world.

Select Client Partners

  • Abington Friends School, PA
  • Archdiocese of Hartford, CT
  • Bideawee, NY
  • Diocese of Charlotte, NC
  • Easy Water for Everyone, NY
  • Film at Lincoln Center, NY
  • Jazz at Lincoln Center, NY
  • Lincoln Center Theater, NY
  • New York Genome Center, NY
  • St. Andrew’s Episcopal School, MD
  • Virtua Foundation, NJ
  • Weill Cornell Medicine, NY


Pronouns: she/her

As Senior Vice President at CCS Fundraising, Maeve Riley oversees operations in Texas and the Southern market. Based in Dallas, Maeve leverages her expertise of the regional philanthropic landscape to foster strategic partnerships with organizations spanning across sectors. Maeve specializes in prospective funder landscaping, principal and major gift strategies, sustainable growth plans, and staff and leadership training and development.

With over a decade of experience in nonprofit management and fundraising strategy, Maeve has guided organizations on development initiatives ranging from $4 million to $1B. Of note, Maeve led CCS’s partnership with Peterson Health Foundation, implementing key initiatives identified in the Foundation’s strategic plan, by creating an endowment, establishing a grateful patient program, developing their annual fund, and enhancing planned giving content.

In addition to her client service, Maeve is passionate about internal and external talent and professional development, with a focus on engaging diverse populations and broadening the scope of inclusive philanthropic practices.

Maeve also serves as a board member of the Misalignment Museum. Prior to her work at CCS, she served as the Director of Alumni Relations at Rush University Medical Center in Chicago and led an educational program for a federally funded youth development agency.

Maeve holds a Master of Science in Nonprofit Management from DePaul University School of Public Service and a Bachelor of Science in Sociology from Santa Clara University. She resides in Dallas and enjoys traveling around the country in her free time, frequenting her hometown in Northern California, and visiting family in Oregon and North Carolina.

select client partners

  • UT Southwestern Medical Center
  • Peterson Health Foundation
  • Fairhill School
  • Dallas College Foundation
  • Austin Presbyterian Theological Seminary
  • Waco Performing Arts Center
  • Arkansas Children’s
  • St. Rita Catholic School (TX)
  • Spring Hill College
  • The Fay School
  • JPS Health

Nicole has been with CCS Fundraising for over a decade. As Senior Vice President, Nicole is responsible for multiple partnerships in the Northwest, West, and Southwest regions. With a background in community organizing and master’s degree in nonprofit evaluation, she brings an impact-oriented mindset and an equity lens to all partnerships.

Nicole is rigorous and optimistic in her approach to fundraising and capacity building. During her tenure at CCS, she has overseen campaign feasibility studies, managed campaigns with goals between $5M-$150M, delivered staffing assessments and Board & volunteer trainings, developed major gifts programs from scratch, and coached executive leaders through significant challenges and opportunities.

Nicole has a Master of Public Administration from New York University – Wagner School of Public Service and a Bachelor of Sciences from the University of Minnesota – Twin Cities. She is a leader of CCS’ DEI initiatives and resides in Portland, OR with her husband and pup, Nola.

Select Client partners

  • Second Harvest of Silicon Valley
  • San Francisco-Marin Food Bank
  • Portland Art Museum
  • Paul G. Allen Foundation
  • March of Dimes Foundation
  • Diocese of Santa Rosa

Julia M. Siebel, Ph.D. (“Julie”) has dedicated her career to helping institutions achieve their potential through effective organizational management and excellence in volunteer engagement, and by focusing on philanthropy, culture change, and project management. She brings to her clients 30 years of experience in thought leadership, strategic planning and analysis, fundraising campaigns, constituent engagement, operations management, institutional advancement, data mining, and communications. Throughout her career, she has consistently launched, or enhanced, programs designed to build engagement, receive substantial philanthropic support, and achieve excellence.

Since joining CCS in 2014, Julie has partnered with nonprofit institutions across the breadth of the sector. In addition to providing interim management services, strategic planning coaching, and capacity building guidance, she has led her clients through the development and implementation of large-scale campaigns that have raised between $6 million and $120 million. Internally, Julie supports her fellow team members as a mentor and trainer and served as the founding facilitator for the Southern California team’s JEDI Work Group (Justice, Equity, Diversity, and Inclusion). She was a founding member of the Aspiring Allies Employee Resource Group and sits on the corporate Elevate Collective Employee Resource Group and the Social and Human Services Cabinet.

Julie holds her PhD in History and Gender Studies from the University of Southern California with a research focus on the powerful impact of women’s voluntary activism across the nonprofit sector. She is an active civic leader who serves with local, national and international organizations including the Association of Junior Leagues, International; The National Women’s Hall of Fame; the Pomona College Alumni Association; the Balboa Island Museum and Historical Society; and Ronald McDonald Houses in the southern California region. You can find Julie sharing her unique perspective and expertise at industry conferences, on webinars, and on social media platforms including LinkedIn and Twitter.

select client partners


Social & Human Services

  • Academy of Our Lady of Peace, San Diego, CA
  • Age of Learning, Glendale, CA
  • California State Universities, Bakersfield, Humboldt and Stanislaus
  • Chandler School, Pasadena, CA
  • Crean Lutheran High School, Irvine, CA
  • Damien High School, La Verne, CA
  • University of Redlands, CA
  • Easterseals Southern California, Irvine, CA
  • Global Genes, Aliso Viejo, CA
  • J.F. Shea Center for Therapeutic Riding, San Juan Capistrano, CA
  • My Friend’s Place, Hollywood, CA
  • Ronald McDonald Houses in Orange County, Long Beach, and West LA, CA
  • The Salvation Army Orange County, Tustin, CA

Arts & Culture

Other Sectors

  • Balboa Island Museum and Historical Society, Balboa Island, CA
  • Holocaust Museum LA, Los Angeles, CA
  • Wallis Annenberg Center for the Performing Arts, Beverly Hills, CA
  • Junior League of Los Angeles, Los Angeles CA
  • Providence Little Company of Mary Foundation, Torrance, CA
  • Radiant Health Centers, Irvine, CA
  • St. Michael’s Abbey, Silverado, CA

recent resources

John Sammis is a Senior Vice President and leads our Data Analytics practice. He brings more than 30 years of experience with statistical analysis and predictive modeling. He has devoted more than 15 years of his career to charities, universities, hospitals and other nonprofit institutions, helping them produce models and use the results to achieve their fundraising goals. At CCS, John helps philanthropy and fundraising professionals apply leading edge data analytics tools to address specific organizational objectives. He is constantly reviewing the latest statistics tools and innovations to ensure that CCS applies the best approach for each client. He has particular expertise in the areas of exploratory data analysis, interactive model building, model diagnostics and data vetting and cleaning.

During his time at CCS, John has worked with over 400 clients from all over the world to utilize data analytics for strategic fundraising.

John earned an MBA from the Johnson Graduate School of Management at Cornell University and a BS in Chemical Engineering from Clarkson University.