Preston-Werner Ventures is a small US family foundation with an interest in ensuring that no one is denied access to sex education and voluntary contraception.

In 2022-2025, they will invest $3 million to support NGOs that work on advocacy and systems strengthening to deliver sexual and reproductive health and rights information and services to underserved and vulnerable populations. They will contribute funding to advocacy efforts to incorporate family planning into national and sub-national health plans and budgets in several countries in East Africa and Southeast Asia.