Our Team | EPA

Effective Philanthropy Advisors

Effective Philanthropy Advisors is a boutique consulting firm built on true partnership—expert-led, values-driven, and trusted by organizations driving bold change. Our team has guided high-performing organizations through complex growth phases, launched and expanded philanthropic collaboratives, and supported leaders in stewarding transformational gifts.

EPA is a woman- and LGBTQ+-owned firm that is deeply committed to advancing social justice and driving meaningful, lasting impact. That commitment shapes everything we do, from the strategies we design to the partnerships we build.

We bring a steady hand, insightful strategy, and deep sector experience to help our clients grow with intention. EPA’s co-founders and partners lead every strategy, meeting, and deliverable, which sets us apart from other firms.

Co-founders Caitlin Cosgrove and Tyler Hatch bring a combined 30+ years of experience advising funders, leading campaigns, and transforming development operations:

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Co-Founder & Partner

Caitlin Cosgrove

Caitlin Cosgrove is a seasoned strategist with over 18 years of experience guiding nonprofits and funders through major inflection points. She has secured seven- and eight-figure investments for global efforts in climate, conservation, economic justice, and progressive policy reform, and advised funders on designing effective, impact-driven giving strategies.

Caitlin brings particular expertise in helping organizations build infrastructure to scale, including donor collaboratives, pooled funds, and cross-sector philanthropic campaigns. She has overseen complex fundraising campaigns, built structures for emerging funds, and created engagement systems for for long-term growth. Caitlin is based in Washington, DC.

Co-founder & Partner

Tyler Hatch

Tyler Hatch is a trusted advisor to ultra-high-net-worth donors, pooled funds, and global social change leaders. With over 16 years of experience, Tyler has led nine-figure capital campaigns and supported the development of major philanthropic collaboratives in areas including democracy, human rights, universal basic income, and LGBTQIA+ justice.

He brings deep expertise in collaborative fund design, principal gift strategy, and donor community building. Tyler has helped launch and scale pooled funds, strengthen governance and decision-making structures, and build systems and protocols to deliver white-glove donor stewardship and engagement. Tyler is based in West Hollywood, California.

Effective Philanthropy Advisors

We're here to unlock growth and lasting impact.