Philanthropic Advising For a Thriving Planet
We help philanthropists, foundations, and science-driven organizations direct knowledge, partnerships and resources toward protecting our planet and advancing a more sustainable future.
Because there is no better investment than the planet that sustains our lives and our health.
ClimaDiem Advisors helps bridge the information and network gaps between science-based innovation, and the philanthropic capital needed to bring solutions to life and scale their impact.
Why We Are Here
Through our advisory services, we help philanthropists and mission-driven organizations navigate opportunities across climate, biodiversity conservation and sustainability, and connect the right expertise and resources to advance them. We understand both the science and the strategy, and how to connect the two.
Who We Advise
We work with those deploying philanthropic capital and those advancing science-based solutions for a thriving planet.
Foundations and Philanthropic Institutions
Individual Philanthropists and Advisors
Funder or Advisor Communities
Science and Mission-Driven Organizations
Researchers and Academic Institutions
Drawing on expertise across environmental science, philanthropy and strategic partnerships, we provide tailored advisory services to help clients navigate complexity, identify opportunities and advance their goals.
What We Offer
Core Advisory
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Helping philanthropists and foundations define priorities, identify and evaluate high-impact opportunities and make informed funding decisions.
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Synthesizing complex scientific and philanthropic landscapes to identify emerging opportunities, critical gaps and pathways for impact.
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Helping mission-driven organizations identify aligned funders and partners, and develop strategies to build relationships and mobilize resources.
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Translating complex science and ideas into clear, compelling narratives that engage funders, partners and stakeholders.
Engagement and Visibility
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Shaping compelling programs and identifying speakers and experts who bring scientific insight, diverse perspectives and meaningful dialogue.
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Supporting funder engagement through tailored talks and facilitated conversations that make innovative science accessible, compelling and relevant to philanthropic audiences.
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In partnership with specialized communications professionals, we offer a focused assessment of your media and marketing needs, with practical recommendations to strengthen your positioning, visibility and reach.
“Diane combines a deep analytical and technical knowledge of climate and sustainability, a high-powered go-getter approach to projects, and a kind, high-EQ approach to people, institutions and their subtleties. She hit the ground running, digested and re-digested a thorny strategic space in no time at all, and gave a major boost to our projects and teams! I wholeheartedly recommend her and expect that she'll make great contributions to solving humanity's climate problems going forward!”
— Adam Marblestone, CEO, Convergent Research
What Clients Are Saying
“Diane quickly understood the uniqueness of what we bring to biodiversity conservation and was able to give us solid guidance and suggested language to best communicate to foundations and philanthropists. She also helped us structure our outreach strategy, identify priority prospects, provide concrete guidance and draft content for outreach emails and grant proposals, and reach out to funders in her network on our behalf. Diane is highly professional and extremely easy to work with, and I highly recommend her services!”
— Ann Pace, Executive Director, Wise Ancestors
Meet the Founder
Diane Matar has spent over 20 years working at the intersection of science, nonprofits and philanthropy, helping foundations, philanthropists, and scientific leaders turn ambitious ideas into meaningful impact. Through ClimaDiem Advisors, she combines deep expertise in climate science and biodiversity conservation with strategic advising that helps partnerships achieve lasting change.
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