Union Labs
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Union Labs is a focused deep‑tech seed fund founded in 2018, based in San Mateo/SF. They specialize in being the “first check in” for startups applying AI, robotics, IoT, and smart‑infrastructure solutions. With a ~50M fund and check sizes in the half‑million to low‑single‑digit million range, they co-create deeply with founders. Although still emerging, their portfolio includes startups like SirenOpt, Raise Robotics, and Voxle.
Fund Size:
Estimated ~$50M fund size (seed-only deep-tech fund)
Average Check:
~$0.5M – $2.5M per startup, first‑check seed investor
Location:
San Mateo / San Francisco, CA
Stage Focus:
Pre‑seed and Seed in deep tech (AI/ML, robotics, IoT, smart infrastructure)
Household Brands:
(Emerging portfolio) e.g., SirenOpt, Voxle, Raise Robotics
Contact:
Nate Williams (Co-Founder and Managing Partner) nate@unionlabs.com
Chris Kim (Co-Founder and Managing Partner) chris@unionlabs.com
Annie Le (Vice President Operations) annie@unionlabs.com
Resources
Here's their Linkedin:
Nate Williams (Co-Founder and Managing Partner)
Chris Kim (Co-Founder and Managing Partner)
Annie Le (Vice President Operations)