Fundraising Fox

UNION Labs Ventures

Venture capital

San Mateo Β· Pre-Seed–Seed Β· 3 people tracked

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Investment thesis

Union Labs targets highly technical deeptech entrepreneurs with ambitious ideas to address major global challenges. The firm believes in the potential of visionary founders operating at the intersection of cutting-edge science and technology, and combines capital deployment with network access to help these founders scale their ventures and achieve meaningful impact.

Invests inDeep TechSan Mateo

Source: firm website, verified Jul 21, 2026.

Stage
Pre-Seed–Seed
HQ
San Mateo, US
Instruments
Equity
Tracked investments
51

Team Β· 3 people

from the firm's website
Chris KimΒ· Co-Founderin

Co-founding partner at UNION with deep expertise in technology and product development. Previously served as CTO and head of product at August Home where he led efforts on privacy and security. Earlier experience includes cybersecurity and product management roles at eBay and Bank of America, plus management consulting at Monitor Group.

Nate WilliamsΒ· Founder, Managing Partnerin

Founding partner at UNION who brings entrepreneurial expertise in financing and building emerging companies. Previously served as EIR at Kleiner Perkins focused on deep tech opportunities, and held senior business and technology roles at August Home (acquired by Assa Abloy in 2017) and Google-owned Motorola Mobility.

Annie LeΒ· Operations Partnerin

Operations Partner at UNION overseeing fund operations, people management, platform development, legal, tax, and investor relations. Previously led operations at Pryze and held operational roles including Chief of Staff at Juicero, partnerships at Bluewolf, and experience at Thiel Capital and Deloitte.

What they invest in

from 2 of 51 portfolio companies

Advanced Manufacturing Γ—1AgTech Γ—1Climate Tech Γ—1Data & Infrastructure Γ—1Deep Tech Γ—1Defense Tech Γ—1InsurTech Γ—1IoT Γ—1

HQs:United StatesΓ—1

Investments Β· 51 tracked

founders shown can be your intro path
99Counties99counties.com
Augmentiqs

Vertically integrated robotics and AI platform to prepare, image, and assess biopsy tissue

Axiom Space

American semiconductor manufacturing company leveraging ultra-high vacuum environment of space to produce higher yield wafers

Computer vision model automation platform

Low-code platform that automates the process of building computer vision models

Construction finance company

Powering smarter money in construction finance

Data privacy cryptographic infrastructure service
Derapiderapi.comin
Distributed Energy Revolution accelerator

Accelerating the Distributed Energy Revolution

Home electrification energy management

Energy management for electrified homes

Infrastructure robotics company

Robots that build and maintain the world's physical infrastructure

IoT indoor movement intelligence company

IoT intelligence for indoor people movement and well-being safeguarding privacy

Manufacturer data platform

Data Platform for manufacturers

Masterfulaimasterfulai.com
Onsembleonsemble.com

Mission to decarbonize homes and transform them into productive energy resources for a clean, reliable grid

Physics-based synthetic data generation company

Physics-based synthetic data generation

Pico MESpicomes.comin𝕏

PICO is a modular Manufacturing Execution System (MES) that connects shop floor equipment, digital work instructions, and operational data for manufacturers of all sizes. It enables real-time error-proofing, operator guidance, production visibility, and integration with existing business systems like ERP and PLM platforms.

Advanced ManufacturingIoTSaaS

Produce maturity prediction company
Raiseroboticsraiserobotics.aiin
Regenerative farms platform

Enables regenerative farms to reach the customers that support them

Renderedairendered.aiin
Ruby Roboticsruby-robotics.com
Security camera intelligence company

Intelligence for your security camera

Sirenoptsirenopt.comin
Stratospheric microballoon remote sensing
Strella Biotechnologystrellabiotech.com
Surreal Flowertrustpoint.aiin
Unknown AI/LLM Design Startup

Stealth startup building next generation AI and LLM tools for enterprises in design and manufacturing industries

Unknown Computer Vision Platform

Low-code platform that automates building computer vision models

Unknown Construction Finance Company

Platform powering smarter money in construction finance

Unknown Data Privacy Company

Data privacy cryptographic infrastructure service

Unknown Distributed Energy Company

Accelerating the distributed energy revolution

Unknown Home Energy Management Company

Energy management for electrified homes

Unknown IoT People Movement Company

IoT intelligence for indoor people movement and well-being while safeguarding privacy

Unknown Manufacturing Data Platform

Data platform for manufacturers

Unknown Produce Maturity Prediction Company
Unknown Regenerative Farming Company

Enables regenerative farms to reach customers that support them

Unknown Robotics Infrastructure Company

Robots that build and maintain the world's physical infrastructure

Unknown Security Camera Intelligence Company

Intelligence system for security cameras

Unknown Stratospheric Sensing Company

Remote sensing via stratospheric microballoon

Unknown Synthetic Data Company

Physics-based synthetic data generation

Unknown Thin Film Company

Real-time sensing and software platform to improve performance and yield of thin film products

Unknown Wood Reclamation Robotics Company

Robots that reclaim wood waste for reuse as premium lumber

Urban Skyurbansky.comin

Thesis develops reusable, steerable microballoons for routine access to the stratosphere (40,000–130,000 feet), enabling persistent surveillance, communications relay, and atmospheric research for defense, intelligence, commercial, and scientific applications.

AgTechClimate TechData & InfrastructureDeep TechDefense TechInsurTechSpace TechDenver, US

Urbanmachineurbanmachine.build
Zorro

Platform that automatically compensates customers for poor service experiences

Zorro Aizorro-ai.com

Frequently asked questions

What stage does UNION Labs Ventures invest at?
UNION Labs Ventures invests at the Pre-Seed, Seed stages.
What sectors does UNION Labs Ventures focus on?
UNION Labs Ventures focuses on Deep Tech.
Where is UNION Labs Ventures located?
UNION Labs Ventures is headquartered in San Mateo, US.

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