All on Four

About

All on Four is a specialized venture capital fund dedicated to advancing innovation across the global animal health ecosystem. With a focus on science, cutting-edge technology, and design, we back founders focused on the future of care for pets, pet parents, and veterinarians alike. Founded by a team with experience in venture capital, oral and animal health, and startup operations, All on Four brings together the strategic rigor of institutional investment with the agility and insight of sector operators. Our structure is unique within the animal health VC space—leveraging Revere Partners’ established platform and a proprietary network of technical advisors, veterinary experts, and industry insiders to drive superior sourcing, diligence, and portfolio support. We invest across early-stage opportunities, from Seed to Series B, in categories including diagnostics, digital health, therapeutics, wellness, and veterinary care delivery. Our portfolio companies benefit not just from capital but from a tailored playbook that includes regulatory guidance, strategic partnerships, go-to-market acceleration, and exit planning.

Locations

No additional office locations.