MentionFox lists 302 Hardware and semiconductor companies. Of them, 211 are Y Combinator companies (the newest batch here is Fall 2026, with 13); 36 filed a Form D notice with the SEC; 55 won an SBIR or STTR award.
Companies302
Y Combinator211
Form D filers36
SBIR/STTR winners55
By year
- 2026: 113 companies (62 Y Combinator, 35 Form D filers, 16 SBIR/STTR winners); median amount sold $3.4M across 35 Form D notices
- 2025: 70 companies (33 Y Combinator, 1 Form D filer, 36 SBIR/STTR winners)
- 2024: 22 companies (19 Y Combinator, 3 SBIR/STTR winners)
- 2021: 20 companies (20 Y Combinator)
Hardware and semiconductor startups from other years
Companies from before 2020, or from a year with fewer than 15 of them. Every other year has its own full list, linked above.
| Company | What it does | Date | Amount | Round / stage | Record |
|---|---|---|---|---|---|
| Bronco AI | AI for ASIC Design Verification | Summer 2023 | Y Combinator batch | Y Combinator listing | |
| Silimate | Fast, efficient agents for chip design and debug | Summer 2023 | Y Combinator batch | Y Combinator listing | |
| Singularity | Building and Protecting an Exciting Future | Summer 2023 | Y Combinator batch | Y Combinator listing | |
| Zelos Cloud | The Data Platform for Mission‑Critical Systems | Summer 2023 | Y Combinator batch | Y Combinator listing | |
| Ohm | Ohm helps engineering teams accelerate hardware development & testing. | Winter 2023 | Y Combinator batch | Y Combinator listing | |
| Texel.ai | Run AI pipelines 10x faster | Winter 2023 | Y Combinator batch | Y Combinator listing | |
| Integrated Reasoning | Faster processors for solving NP-complete problems | Summer 2022 | Y Combinator batch | Y Combinator listing | |
| Velontra | Hypersonic space plane that can take-off from any location and weather | Summer 2022 | Y Combinator batch | Y Combinator listing | |
| AirMyne | Building systems to remove carbon dioxide from air at industrial scale | Winter 2022 | Y Combinator batch | Y Combinator listing | |
| Cofactr | Cloud pre-factory logistics and procurement for electronics | Winter 2022 | Y Combinator batch | Y Combinator listing | |
| Enlightra | Multicolor lasers for ultrafast data transmission | Winter 2022 | Y Combinator batch | Y Combinator listing | |
| Fleetzero | Making all ships robots | Winter 2022 | Y Combinator batch | Y Combinator listing | |
| IoTFlows Inc | Plug-and-play AI platform with sensors and dashboards that makes… | Winter 2022 | Y Combinator batch | Y Combinator listing | |
| Palitronica Inc | Detect cyber attacks on critical physical infrastructure | Winter 2022 | Y Combinator batch | Y Combinator listing | |
| Perl Street | Financing the next-generation of infrastructure projects | Winter 2022 | Y Combinator batch | Y Combinator listing | |
| Seabound | Carbon capture equipment for ships | Winter 2022 | Y Combinator batch | Y Combinator listing | |
| Strong Compute | 10x-1000x faster compute for Neural Network training | Winter 2022 | Y Combinator batch | Y Combinator listing | |
| Unison | Live between worlds, in UNISON, using the headset we're building! | Winter 2022 | Y Combinator batch | Y Combinator listing | |
| Blissway | The tolling industry’s prime tech infrastructure | Summer 2020 | Y Combinator batch | Y Combinator listing | |
| Mobius Materials | The spot market for semiconductors | Summer 2020 | Y Combinator batch | Y Combinator listing | |
| Seam | API for IoT Devices | Summer 2020 | Y Combinator batch | Y Combinator listing | |
| SiPhox Health | At-Home health monitoring with silicon photonic chips for data centers | Summer 2020 | Y Combinator batch | Y Combinator listing | |
| Ukama | Empowering anyone to build cellular network | Summer 2020 | Y Combinator batch | Y Combinator listing | |
| Eze | The easiest way to track, buy, and sell your company’s tech — all in… | Winter 2020 | Y Combinator batch | Y Combinator listing | |
| Teleo | Supervised Autonomous Heavy Equipment | Winter 2020 | Y Combinator batch | Y Combinator listing | |
| CoLab | Human and AI design review for hardware | Summer 2019 | Y Combinator batch | Y Combinator listing | |
| Epic Aerospace | Last-mile delivery for satellites. | Summer 2019 | Y Combinator batch | Y Combinator listing | |
| KubeSail | The Self-Hosting Company | Summer 2019 | Y Combinator batch | Y Combinator listing | |
| Voyage Biomedical | Using cooling to end brain damage during stroke. | Summer 2019 | Y Combinator batch | Y Combinator listing | |
| Well Principled | The neural engine for autonomous robots | Summer 2019 | Y Combinator batch | Y Combinator listing | |
| Bottomless | Building the first sensor enabled marketplace for repeat purchases | Winter 2019 | Y Combinator batch | Y Combinator listing | |
| Doorport | Acquired by Alarm.com - We make existing apartment access smart. | Winter 2019 | Y Combinator batch | Y Combinator listing | |
| Memfault | First IoT reliability platform for debugging, monitoring, OTA updates | Winter 2019 | Y Combinator batch | Y Combinator listing | |
| Overview | Reshaping industrial quality with AI, hardware, and software | Winter 2019 | Y Combinator batch | Y Combinator listing | |
| XGenomes | XGenomes is building the sequencing technology of the future | Winter 2019 | Y Combinator batch | Y Combinator listing | |
| Apprentice Health | We deploy sensors and software that increase hospital efficiency. | Summer 2018 | Y Combinator batch | Y Combinator listing | |
| iLabService | AIoT monitoring, workflow, and evidence systems for regulated labs. | Summer 2018 | Y Combinator batch | Y Combinator listing | |
| Rain Neuromorphics | We build artificial intelligence processors inspired by the brain | Summer 2018 | Y Combinator batch | Y Combinator listing | |
| Anjuna | Anjuna enabled organizations to trust any infrastructure | Winter 2018 | Y Combinator batch | Y Combinator listing | |
| Observant AI | iPhone-based driver monitoring for commercial fleets. | Winter 2018 | Y Combinator batch | Y Combinator listing | |
| Srtx | Powering a better future for textiles. | Winter 2018 | Y Combinator batch | Y Combinator listing | |
| Cairns Health | Your voice | Summer 2017 | Y Combinator batch | Y Combinator listing | |
| Flock Safety | The first public safety operating system that eliminates crime. | Summer 2017 | Y Combinator batch | Y Combinator listing | |
| VergeSense | AI-Powered Building Management | Summer 2017 | Y Combinator batch | Y Combinator listing | |
| Zendar | We make high definition radar allowing self-driving cars to see in… | Summer 2017 | Y Combinator batch | Y Combinator listing | |
| AON3D | Additive Manufacturing with advanced materials | Winter 2017 | Y Combinator batch | Y Combinator listing | |
| Sinovia Technologies | Flexible printed OLED displays. | Winter 2017 | Y Combinator batch | Y Combinator listing | |
| UpKeep | Mobile-first software for maintenance teams. | Winter 2017 | Y Combinator batch | Y Combinator listing | |
| garten | Creating workplace wellbeing. | Summer 2016 | Y Combinator batch | Y Combinator listing | |
| Techmate | A technology concierge for your home | Summer 2016 | Y Combinator batch | Y Combinator listing | |
| Carbic | using ultrasonics + ml to analyze fluid behavior at infrastructure… | Winter 2016 | Y Combinator batch | Y Combinator listing | |
| Deako | We make beautiful connected light switches that allow you to control… | Winter 2016 | Y Combinator batch | Y Combinator listing | |
| FightCamp | Home boxing gym with motion trackers that compute punches and reps | Winter 2016 | Y Combinator batch | Y Combinator listing | |
| Mason | Mason is the fastest way to take smart devices from idea to end user | Winter 2016 | Y Combinator batch | Y Combinator listing | |
| Petcube | Petcube is on the mission to improve lives of pets and pet owners… | Winter 2016 | Y Combinator batch | Y Combinator listing | |
| Protonet | Protonet provides the easiest way for a small business to run its own… | Winter 2016 | Y Combinator batch | Y Combinator listing | |
| Soundboks | We're creating the loudest battery-driven speaker on the market | Winter 2016 | Y Combinator batch | Y Combinator listing | |
| Nebia | Nebia is a breakthrough shower system, based on a premium experience,… | Summer 2015 | Y Combinator batch | Y Combinator listing | |
| Shape (ShapeScale) | ShapeScale is a personal 3D scanner and fitness tracker that… | Summer 2015 | Y Combinator batch | Y Combinator listing | |
| SnapMagic | AI-assisted electronics design | Summer 2015 | Y Combinator batch | Y Combinator listing | |
| teaBOT | A robot that makes tea! | Summer 2015 | Y Combinator batch | Y Combinator listing | |
| Bluesmart | Bluesmart makes smart luggage powered by an app to empower people to… | Winter 2015 | Y Combinator batch | Y Combinator listing | |
| Vanhawks | We are making the smart carbon fibre commuting bike and platform for… | Winter 2015 | Y Combinator batch | Y Combinator listing | |
| Product Hunt | The best new products in tech | Summer 2014 | Y Combinator batch | Y Combinator listing | |
| Ravti | Software to track, manage, and procure HVAC for commercial real… | Summer 2014 | Y Combinator batch | Y Combinator listing | |
| Replenish | Keurig machine for smoothies. | Summer 2014 | Y Combinator batch | Y Combinator listing | |
| Tule | Help farmers make irrigation decisions with sensors / computer vision | Summer 2014 | Y Combinator batch | Y Combinator listing | |
| Kuna Systems | We're making a smart, front door camera with intercom that lets you… | Winter 2014 | Y Combinator batch | Y Combinator listing | |
| Estimote, Inc. | Location intelligence platform | Summer 2013 | Y Combinator batch | Y Combinator listing | |
| Senic | Simple Controls for Sonos, Philips Hue and other Smart Home products | Summer 2013 | Y Combinator batch | Y Combinator listing | |
| CircuitLab | Online circuit simulator and electronic schematic editor. | Winter 2013 | Y Combinator batch | Y Combinator listing | |
| North | Wearable computing hardware: biosignal gesture recognition | Winter 2013 | Y Combinator batch | Y Combinator listing | |
| Ridecell | World's Leading Fleet Intelligence Platform | Winter 2012 | Y Combinator batch | Y Combinator listing | |
| Automatic | Automatic connects your car to the rest of your digital life. | Summer 2011 | Y Combinator batch | Y Combinator listing | |
| Upverter | The future of hardware design | Winter 2011 | Y Combinator batch | Y Combinator listing | |
| Lockitron | Lockitron makes electronic locks you can control locally from your… | Summer 2009 | Y Combinator batch | Y Combinator listing | |
| Octopart | Octopart is a search engine for electronic components | Winter 2007 | Y Combinator batch | Y Combinator listing |
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Related startup lists
AI (108 shared) Manufacturing and industrial (36 shared) Aerospace and defense (35 shared) Robotics (24 shared) Energy (16 shared) Developer tools (14 shared)
Figures come only from the record linked in each row; a blank means the record gives none. How these lists are built.