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Lemnos

Lemnos LabsLemnos VC

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San Francisco hardware-only seed fund founded 2011; invests exclusively at pre-seed and seed stage in hardware startups spanning robotics, aerospace, agriculture, and transportation.

HeadquartersSan Francisco, US

Portfolio4 companies

Cited round volume$146M

Cited rounds7

01

Physical AI portfolio

Round-by-round participation

Scythe RoboticsRobot maker · registered · corporate

2021-06-15Series A$14MSource

2020-11-25Series A$19MSource

Path RoboticsRobot maker · registered · corporate

2021-05-03Series B$56MSource

Built RoboticsRobot maker · registered · corporate

2019-09-19Series B$33MSource

2017-10-18Series A$15MSource

Elroy AirRobot maker · registered · corporate

2019-01-01Seed$5MSource

2017-12-22Seed$5MSource

02

Source ledger

5 unique public sources

Scythe Robotics Emerges from Stealth With $18.6M in Funding ($13.8M new Series A; cumulative $18.6M implies ~$4.8M in prior seed rounds not separately press-released)PR Newswire · retrieved 2026-07-05

Path Robotics Raises $56M to Build the Future of ManufacturingPR Newswire · retrieved 2026-07-05

Built Robotics Raises $33M to Transform Construction Equipment into Autonomous RobotsPR Newswire · retrieved 2026-07-05

Built Robotics raises $15 million from NEA for autonomous constructionCNBC · retrieved 2026-07-05

Elroy Air Chaparral: eVTOL NewseVTOL News · retrieved 2026-07-05