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We’re a philanthropic funder
that partners with leading donors
to multiply their impact.

Coefficient has directed over $7 billion in grants since 2014. Our mission is to help others as much as we can with the resources available to us.

 

Open Philanthropy is now Coefficient Giving. Read more.

Our Funds

Strategic Cause Selection

We believe the most important decision a philanthropist makes is choosing which causes to support. We conduct in-depth research to identify the areas where our funding can help others the most.

How we select causes

 

 

Research & News

  • Coefficient Giving directed over $1 billion in 2025, the most in our history. This significant milestone is the result of extraordinary dedication from our funders, staff, and grantees, who share the conviction that effective philanthropy can be a powerful lever for making the world a much better place.
    Coefficient Giving's leadership team in 2025
  • Coefficient Giving is significantly accelerating its global health and wellbeing giving in 2026-27. Our recent commitment of $1 billion to GiveWell’s recommendations is the largest single shift in this direction so far – but we’re scaling ambitiously across our entire portfolio.
  • Strep A causes over 600,000 deaths per year — a toll comparable to HIV/AIDS and malaria — but attracts a tiny fraction of the research funding. Today, we're launching the Strep A Vaccine Fund: a multi-donor initiative to accelerate the development of Strep A vaccines.