Engine Ventures

General contacts

Investor type

Founded

2017

AUM

Location

Cambridge, Massachusetts, United States

Investment Ticket

Investment Stage

Pre-seed Seed

Region of investment

North America

Investor profile last updated: 16 August, 2026

Profile

Engine Ventures is a venture capital firm based in Cambridge, Massachusetts, founded in 2017. The firm is led by CEO and Managing Partner Katie Rae, who brings a wealth of experience in supporting Tough Tech founders. The team consists of 19 professionals, including 7 partners, who are deeply engaged with the companies they invest in, providing not just capital but also operational expertise and a strong network of academic, commercial, and governmental partners.

The firm focuses on investing in sectors such as climate, human health, and advanced systems, with a particular emphasis on Tough Tech. They typically invest in pre-seed and seed stages, primarily in the United States. Engine Ventures is linked to a nonprofit incubator that offers lab space and ecosystem support, enabling the deployment of global-first infrastructure. The firm has a portfolio of 135 investments, with notable companies including Commonwealth Fusion Systems, Form Energy, and Celestial AI.

Notable investments by Engine Ventures include Commonwealth Fusion Systems - fusion power, Form Energy - energy storage, Celestial AI - optical interconnects, Terrestrial Bio - microarray patch platform, and Blue Energy - nuclear plant manufacturing. These companies reflect the firm's commitment to supporting technologies that have the potential to create significant global impact.

Industry

Biotechnology Industrial Energy CleanTech HealthTech Deeptech ClimateTech

Contacts

Name

Title

Social Networks

Katie Rae CEO & Managing Partner

CEO & Managing Partner

k•••@•••

Israel Ruiz President & General Partner

President & General Partner

i•••@•••

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Investment-team contacts for Engine Ventures — including verified work emails and LinkedIn profiles — are available to Private Equity List subscribers.
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Contacts sourced from the firm's website and LinkedIn, re-verified on a rolling cycle. Spot a stale contact, or none at all? Report it — we re-run that firm within 48h and get back to you.

FAQs about Engine Ventures

Is Engine Ventures a venture capital or private equity firm?

Engine Ventures is a venture capital firm. It backs companies at Pre-seed and Seed.

Where is Engine Ventures located?

Engine Ventures is located in Cambridge, Massachusetts, United States.

When was Engine Ventures founded?

Engine Ventures was founded in 2017.

What sectors and industries does Engine Ventures invest in?

Engine Ventures invests in companies and startups in Biotechnology, Industrial, Energy, CleanTech, HealthTech, Deeptech, ClimateTech.

What is Engine Ventures geographical focus of investments?

Engine Ventures invests in companies and startups in North America.

At what stages of companies and startups does Engine Ventures typically invest in?

Engine Ventures invests in companies and startups at Pre-seed, Seed.

What are the contacts of Engine Ventures?

Engine Ventures can be reached through its website engineventures.com and its LinkedIn page. Cold-mailing a general inbox rarely reaches a partner, so Private Equity List also lists the investment-team contacts for Engine Ventures — names, roles, verified work emails and LinkedIn profiles — available on a Pro plan from $129/month (see pricing). Contacts are sourced from the firm's website and LinkedIn and re-verified on a rolling cycle. Spot a stale contact, or none at all? Report it — we re-run that firm within 48h and get back to you.

Can I access Engine Ventures data via API or MCP?

Yes. Every field on this page — profile, funds, investment criteria, portfolio and investment-team contacts — is available programmatically through the Private Equity List REST API and MCP server, so AI assistants such as Claude and ChatGPT can query Engine Ventures directly instead of scraping this page. One subscription covers both the web app and machine access — see API & MCP.

When was the Engine Ventures profile last updated?

Private Equity List re-verifies investor profiles on a rolling cycle, pulling from the firm's own website and LinkedIn rather than a one-off import. This profile was last updated on 16 August, 2026. Something out of date here? Report it — we re-run that firm within 48h and get back to you.