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Venture capital database
Pre-incorporation · Seed · Early in-market
Engine Ventures
Cambridge, Massachusetts, United States
Engine Ventures invests in Advanced Computing & Quantum Systems, Advanced Engineering & Manufacturing, Advanced Materials & Critical Minerals, AI-Enabled Physical Systems, Artificial Intelligence & Deep Software across Pre-incorporation through Seed through Early in-market. Every displayed company relationship links to an investor-controlled source.
Strategy lens
Declared focus vs. observed sample
Declared focus reflects the firm’s own strategy language. Observed sectors summarize only the source-linked companies currently indexed here; it is not the firm’s complete portfolio allocation.
advanced manufacturing and energy1
advanced materials and manufacturing1
energy and grid technologies1
geothermal energy1
robotics and industrial automation1
space and energy1
Founder fit screen
Prepare before contacting The Engine
Use the firm’s declared strategy and sourced relationship graph to build a specific outreach thesis. This is a preparation framework—not a claim about current appetite or check size.
Stage fit
Explain why the company belongs in Pre-incorporation, Seed, Early in-market and what proof has already removed the prior stage’s risk.
Sector fit
Anchor the opportunity to Advanced Computing & Quantum Systems, Advanced Engineering & Manufacturing, Advanced Materials & Critical Minerals. Name the specific market shift and why it is happening now.
Partner fit
Review 2 indexed team profiles. Address the partner whose operating history and portfolio context best match the company.
Portfolio context
Study the 6 source-linked companies shown here. State whether the company is complementary, differentiated, or potentially competitive.
Evidence packet
Bring customer proof, cohort or deployment metrics, gross-margin logic, capital use, key risks, and the milestone this financing should unlock.
Contact route
Use the firm’s public route and keep the request precise: company, stage, round, traction, why this firm, and one clear next step.
Key people
Official team source Who shapes the partnership
CEO & Managing Partner
Katie Rae
CEO & Managing Partner at Engine Ventures, with firm-level focus spanning Advanced Computing & Quantum Systems, Advanced Engineering & Manufacturing, Advanced Materials & Critical Minerals, AI-Enabled Physical Systems.President & General Partner
Israel Ruiz
President & General Partner at Engine Ventures, with firm-level focus spanning Advanced Computing & Quantum Systems, Advanced Engineering & Manufacturing, Advanced Materials & Critical Minerals, AI-Enabled Physical Systems. Selected relationships
Official portfolio source Investments listed by the firm
advanced manufacturing and energy
Official sourceCommonwealth Fusion Systems
Open the company graph to see founders and every indexed investor relationship.
energy and grid technologies
Official sourceForm Energy
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advanced materials and manufacturing
Official sourceFoundation Alloy
Open the company graph to see founders and every indexed investor relationship.
space and energy
Official sourceOverview Energy
Open the company graph to see founders and every indexed investor relationship.
geothermal energy
Official sourceQuaise Energy
Open the company graph to see founders and every indexed investor relationship.
robotics and industrial automation
Official sourceRISE Robotics
Open the company graph to see founders and every indexed investor relationship.
Co-investment map
Firms sharing listed companies
Ranked by shared companies in this indexed dataset—not necessarily the same financing round.
01
2shared02
2shared03
1shared04
1shared05
1shared06
1shared
Breakthrough Energy Ventures
Commonwealth Fusion Systems · Form Energy
Prelude Ventures
Form Energy · Quaise Energy
Energy Impact Partners
Form Energy
Khosla Ventures
Commonwealth Fusion
Lowercarbon Capital
Commonwealth Fusion Systems
Prime Movers Lab
Commonwealth Fusion Systems
Help complete the graphClaim or improve
Claim or improve
Engine Ventures.
Founders, firm teams, investors, and careful researchers can submit a missing fact or correction. Every change enters a review queue and requires public evidence.
- No unsourced edits
- Identity and scope reviewed
- Existing claims retain history
Source discipline
This dossier uses publicly available firm pages for team, strategy, and portfolio context. It does not infer check size, ownership, valuation, current holding status, or availability for introductions.