# Primer Ventures

Primer Ventures is a Venture Capital based in Palo Alto, United States.

## Overview

- **Organization type:** Venture Capital
- **Headquarters:** Palo Alto, United States
- **Region:** North America
- **Address:** Palo Alto, CA, United States
- **Founded:** 2023
- **Assets under management:** Undisclosed
- **Website:** www.primerventures.com
- **LinkedIn:** https://www.linkedin.com/company/primer-ventures

## Regulatory record

- **Reports private funds:** No

## About

Venture Capital Empowering Life Science Innovations & Visionaries | Primer Ventures is a life science venture capital fund based in Silicon Valley, focusing on early-stage (Series pre-A, A, B) investments in the fields of life science tools and innovative therapeutics. Our mission is to empower visionary entrepreneurs to transform advanced science and technology into groundbreaking products, therapies and services.

## Sectors

- Healthcare Services
- AI/ML

## People

- Alexis Ji — Founding Partner

## Questions

### Who runs investment decisions at Primer Ventures?

Alexis Ji, the Founding Partner, is the sole investment decision-maker identified by the firm. She brings two decades of experience, including a partner role at Illumina Ventures and prior positions at WuXi Ventures and ARCH Venture Partners, plus biotech R&D experience at Merck, Roche, and Life Technologies. No other investment professionals or partners are listed on the firm's website.

### Is there a stated AUM or fund size for Primer Ventures?

No. Primer Ventures does not publicly disclose assets under management, total committed capital, or fund-vehicle sizes. Any AUM figure is unavailable from primary sources and cannot be verified.

### What investment stages does Primer Ventures typically target?

The firm focuses on early-stage companies in the life-science tools and therapeutics sectors. Its stated mandate covers breakthrough innovations at an early stage, aiming to accelerate development toward market, though it does not specify a typical check size or precise stage cutoff (seed, Series A, or Series B).

### Which sectors does Primer Ventures explicitly avoid?

The firm does not publish a negative list, but its stated focus is exclusively life-science tools and therapeutics. There is no indication of interest in digital health services, medical devices outside its tools domains, or non-healthcare technology sectors.

## Related profiles

- [Primer Sazze Partners](https://altss.com/profile/primer-sazze-partners)
- [PRIMESolutions Advisors](https://altss.com/profile/primesolutions-advisors)

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Last updated: 2026-06-03T20:00:00.000Z

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