Welcome to AC Fitzgerald

We are a team of nonprofit fundraising experts who focus on game-changing, high-value processes to help nonprofits drive steady revenue growth.

Since 2006, we’ve partnered with more than 150 nonprofit clients, providing actionable strategies and counsel to identify and capitalize on missed opportunities, tap new funding sources, and build capacity within fundraising teams.

When you work with ACF, you’ll have a partner to lead your organization to the next level of fundraising success, so you can stay focused on your most important work: improving the lives of the people you serve.

ACF Experts

  • Susan E. Mangels, Ph.D

    Senior Vice President of Consulting Services

    As senior vice president of consulting services, Susan Mangels, Ph.D., ensures a personal and strategic...

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  • Taylor Ehrhard

    Senior Writer

    As a senior writer, Taylor Ehrhard is responsible for crafting high-quality, compelling donor communication...

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  • Nathan Wirebaugh

    Director of Research

    As manager of AC Fitzgerald’s research and data operations, Nathan Wirebaugh ensures that client...

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  • Sheila Ryan

    Director of Operations

    As director of operations, Sheila Ryan serves as AC Fitzgerald’s first point of contact for client...

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  • Clarissa Wilmeth

    Director of Business Development

    As director of AC Fitzgerald’s business development, Clarissa Wilmeth manages outreach and communication...

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  • Ann C. Fitzgerald


    As founder and president of AC Fitzgerald, Ann Fitzgerald has served as a trusted partner and adviser to dozens of nonprofits and funders.

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How can we help you?

How can we help your nonprofit grow?

The quality of the people at ACF is extraordinary. We have been especially impressed by their ability to identify and offer us the services we truly need. They did not offer us any canned solutions.