Building resilience for the era of transformative AI

Halcyon is a grant-maker, incubator and investment firm. We back exceptional founders building in AI safety, cybersecurity and biosecurity.

The most consequential moment in human history

AI is advancing faster than almost anyone predicted, and while it could be an unprecedented force for good, it could also bring risks, like misaligned systems, AI-enabled cyberattacks and bio-threats.

What Halcyon Offers

Career transition support

Grants and mentorship for leaders at career inflection points searching out their next big project. Grants up to $500K.

Career transition support

Grants and mentorship for leaders at career inflection points searching out their next big project. Grants up to $500K.

Nonprofit seed grants

Funding to get new nonprofit projects off the ground. We move fast, often wiring money within days. Grants up to $3M.

Nonprofit seed grants

Funding to get new nonprofit projects off the ground. We move fast, often wiring money within days. Grants up to $3M.

Venture capital investments

We back early-stage, mission-driven companies, often at the founding stage. Investments up to $5M, and sometimes much more.

Venture capital investments

We back early-stage, mission-driven companies, often at the founding stage. Investments up to $5M, and sometimes much more.

Incubations

We’ve launched more than 30 projects, introducing co-founders, shaping strategies, providing seed funding and joining boards.

Incubations

We’ve launched more than 30 projects, introducing co-founders, shaping strategies, providing seed funding and joining boards.

Introductions

A deep network at frontier AI labs, startups, nonprofits, VC firms, philanthropic funders and governments.

Introductions

A deep network at frontier AI labs, startups, nonprofits, VC firms, philanthropic funders and governments.

Retreats & Community

Multi-day founder retreats, salon dinners, and convenings that bring exceptional builders together.

Retreats & Community

Multi-day founder retreats, salon dinners, and convenings that bring exceptional builders together.

What Halcyon Offers

Career transition support

Grants and mentorship for leaders at career inflection points searching out their next big project. Grants up to $500K.

Nonprofit seed grants

Funding to get new nonprofit projects off the ground. We move fast, often wiring money within days. Grants up to $3M.

Venture capital investments

We back early-stage, mission-driven companies, often at the founding stage. Investments up to $5M, and sometimes much more.

Incubations

We’ve launched more than 30 projects, introducing co-founders, shaping strategies, providing seed funding and joining boards.

Introductions

A deep network at frontier AI labs, startups, nonprofits, VC firms, philanthropic funders and governments.

Retreats & Community

Multi-day founder retreats, salon dinners, and convenings that bring exceptional builders together.

Support from Day Zero

Career Transition Grant

Halcyon Retreat

Intro'd Chief Scientist

Invested in Every Round

$150m Series B, $1.25B valuation

"Halcyon believed in us early. They made grants to fund the research that led to Goodfire. Then they invested, introduced key early hires, and stood by us as a mission-aligned backer."

Eric Ho

Founder & CEO

Goodfire

Career Transition Grant

Halcyon Retreat

Intro'd Chief Scientist

Invested in Every Round

$150m Series B, $1.25B valuation

"Halcyon believed in us early. They made grants to fund the research that led to Goodfire. Then they invested, introduced key early hires, and stood by us as a mission-aligned backer."

Eric Ho

Founder & CEO

Goodfire

Career Transition Grant

Halcyon Retreat

Invested in Every Round

$16M raised from top VCs

"Halcyon has been instrumental for my journey to founding AIUC – If I were starting something new, Mike would be my first call."

Rajiv Dattani

Co-founder

AIUC

Career Transition Grant

Halcyon Retreat

Invested in Every Round

$16M raised from top VCs

"Halcyon has been instrumental for my journey to founding AIUC – If I were starting something new, Mike would be my first call."

Rajiv Dattani

Co-founder

AIUC

Halcyon Retreat

Made the Founding Grant

Joined Transluce's Board

$20M Raised

"Halcyon was an early supporter and quickly provided seed funding and operational support to get Transluce off the ground. They serve an invaluable role in the ecosystem."

Jacob Steinhardt & Sarah Schwettmann

Co-founders

Transluce

Halcyon Retreat

Made the Founding Grant

Joined Transluce's Board

$20M Raised

"Halcyon was an early supporter and quickly provided seed funding and operational support to get Transluce off the ground. They serve an invaluable role in the ecosystem."

Jacob Steinhardt & Sarah Schwettmann

Co-founders

Transluce

Support from Day Zero

Career Transition Grant

Halcyon Retreat

Intro'd Chief Scientist

Invested in Every Round

$150m Series B, $1.25B valuation

"Halcyon believed in us early. They made grants to fund the research that led to Goodfire. Then they invested, introduced key early hires, and stood by us as a mission-aligned backer."

Eric Ho

Founder & CEO

Goodfire

Career Transition Grant

Halcyon Retreat

Invested in Every Round

$16M raised from top VCs

"Halcyon has been instrumental for my journey to founding AIUC – If I were starting something new, Mike would be my first call."

Rajiv Dattani

Co-founder

AIUC

Halcyon Retreat

Made the Founding Grant

Joined Transluce's Board

$20M Raised

"Halcyon was an early supporter and quickly provided seed funding and operational support to get Transluce off the ground. They serve an invaluable role in the ecosystem."

Jacob Steinhardt & Sarah Schwettmann

Co-founders

Transluce

Our Portfolio

Get in touch

hello@halcyonfutures.org

Building resilience for the era of transformative AI

The most consequential moment in human history

The most consequential moment in human history

30

$500M

$500M

200

200

What Halcyon Offers

Career transition support

Nonprofit seed grants

Venture capital investments

Incubations

Introductions

Retreats & Community

What Halcyon Offers

Support from Day Zero

"Halcyon believed in us early. They made grants to fund the research that led to Goodfire. Then they invested, introduced key early hires, and stood by us as a mission-aligned backer."

Eric Ho

"Halcyon believed in us early. They made grants to fund the research that led to Goodfire. Then they invested, introduced key early hires, and stood by us as a mission-aligned backer."

Eric Ho

"Halcyon has been instrumental for my journey to founding AIUC – If I were starting something new, Mike would be my first call."

Rajiv Dattani

"Halcyon has been instrumental for my journey to founding AIUC – If I were starting something new, Mike would be my first call."

Rajiv Dattani

"Halcyon was an early supporter and quickly provided seed funding and operational support to get Transluce off the ground. They serve an invaluable role in the ecosystem."

Jacob Steinhardt & Sarah Schwettmann

"Halcyon was an early supporter and quickly provided seed funding and operational support to get Transluce off the ground. They serve an invaluable role in the ecosystem."

Jacob Steinhardt & Sarah Schwettmann

Support from Day Zero

"Halcyon believed in us early. They made grants to fund the research that led to Goodfire. Then they invested, introduced key early hires, and stood by us as a mission-aligned backer."

Eric Ho

"Halcyon has been instrumental for my journey to founding AIUC – If I were starting something new, Mike would be my first call."

Rajiv Dattani

"Halcyon was an early supporter and quickly provided seed funding and operational support to get Transluce off the ground. They serve an invaluable role in the ecosystem."

Jacob Steinhardt & Sarah Schwettmann

Our Portfolio

Get in touch