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Semiconductors startups in the United States

212 semiconductors startups in the United States have raised money in rounds we track. These are the 50 that have raised the most, $27B between them, with San Jose the most common home.

$27Braised by these 50
212on our record in all
San Josemost common home
Groqraised the most
  1. 1GroqGroq, Inc.

    Groq, Inc.

    Founded 2016Palo Alto, United States$3.2Blast round Sept 2026
  2. 2TenstorrentTenstorrent is a computing company that develops processors designed to help in faster training and adaptability to future algorithms.

    Tenstorrent is a computing company that develops processors designed to help in faster training and adaptability to future algorithms.

    Founded 2016North York, United States$3.0Blast round Oct 2026
  3. 3Cerebras SystemsCerebras Systems develops computing chips with the sole purpose of accelerating AI.

    Cerebras Systems develops computing chips with the sole purpose of accelerating AI.

    Founded 2016Sunnyvale, United States$3.0Blast round Apr 2026
  4. 4SolyndraSolyndra is a solar technology company based in Fremont, California.

    Solyndra is a solar technology company based in Fremont, California.

    Founded 2005Fremont, United States$1.8Blast round Jun 2011
  5. 5AtomsFounded -United States$1.7Blast round Jul 2026
  6. 6EtchedEtched is a technology company that has developed Sohu, the world’s first specialized chip (ASIC) designed specifically for transformer inference.

    Etched is a technology company that has developed Sohu, the world’s first specialized chip (ASIC) designed specifically for transformer inference.

    Founded 2022San Jose, United States$1.0Blast round Aug 2026
  7. 7Unconventional, Inc.Founded -United States$1.0Blast round Oct 2025
  8. 8Ayar LabsAyar Labs is a semiconductor company focused on transforming AI infrastructure through high-speed, light-based optical I/O solutions.

    Ayar Labs is a semiconductor company focused on transforming AI infrastructure through high-speed, light-based optical I/O solutions.

    Founded 2015San Jose, United States$904Mlast round Oct 2026
  9. 9Positron AIPositron AI is a semiconductor and AI infrastructure company based in Reno, Nevada, founded in 2023.

    Positron AI is a semiconductor and AI infrastructure company based in Reno, Nevada, founded in 2023.

    Founded 2023Reno, United States$875Mlast round Sept 2026
  10. 10PositronFounded -United States$732Mlast round Sept 2026
  11. 11LumilensLumilens addresses the red hot market for AI data center infrastructure by designing, manufacturing and selling photonic interconnect solutions.

    Lumilens addresses the red hot market for AI data center infrastructure by designing, manufacturing and selling photonic interconnect solutions.

    Founded 2024San Jose, United States$709Mlast round Aug 2026
  12. 12SiFiveSiFive is a platform offering open-source semiconductor technology and software automation.

    SiFive is a platform offering open-source semiconductor technology and software automation.

    Founded 2015San Mateo, United States$700Mlast round Apr 2026
  13. 13MatXMatX designs hardware tailored for the world's best AI models: We dedicate every transistor to maximizing performance for large models.

    MatX designs hardware tailored for the world's best AI models: We dedicate every transistor to maximizing performance for large models.

    Founded 2022Mountain View, United States$580Mlast round Feb 2026
  14. 14SambaNovaSambaNova Systems is an innovative artificial intelligence company based in Palo Alto, California, founded in November 2017.

    SambaNova Systems is an innovative artificial intelligence company based in Palo Alto, California, founded in November 2017.

    Founded 2017Palo Alto, United States$556Mlast round Feb 2026
  15. 15Etched AIEtch believes in improving people's lives through the power of mobile technology.

    Etch believes in improving people's lives through the power of mobile technology.

    Founded 2011San Jose, United States$500Mlast round Jan 2026
  16. 16LightmatterLightmatter is a Boston-based optical computing company founded in 2017 by MIT researchers.

    Lightmatter is a Boston-based optical computing company founded in 2017 by MIT researchers.

    Founded 2017Mountain View, United States$433Mlast round Oct 2024
  17. 17Upscale AIFounded -United States$390Mlast round Jun 2026
  18. 18Silicor MaterialsSilicor Materials engages in manufacturing and supplying polysilicon for solar cell production.

    Silicor Materials engages in manufacturing and supplying polysilicon for solar cell production.

    Founded 2006San Jose, United States$345Mlast round Sept 2015
  19. 19SunriseThe Happinessweb (THW) will wind down its operations on 31 December 2026.

    The Happinessweb (THW) will wind down its operations on 31 December 2026.

    Founded -United States$335Mlast round Aug 2026
  20. 20VinciVinci is a Palo Alto, California-based company founded in 2023 that specializes in physics-based AI simulation for hardware design and engineering.

    Vinci is a Palo Alto, California-based company founded in 2023 that specializes in physics-based AI simulation for hardware design and engineering.

    Founded 2023Palo Alto, United States$286Mlast round Oct 2026
  21. 21d-Matrixd-Matrix is a semiconductor company based in Santa Clara, California, founded in 2019.

    d-Matrix is a semiconductor company based in Santa Clara, California, founded in 2019.

    Founded 2019Santa Clara, United States$275Mlast round Nov 2025
  22. 22Quantenna CommunicationsQuantenna specializes in providing Wi-Fi solutions.

    Quantenna specializes in providing Wi-Fi solutions.

    Founded 2006San Jose, United States$270Mlast round Dec 2014
  23. 23RivosRivos is a high-performance RISC-V system startup targeting integrated system solutions for enterprises.

    Rivos is a high-performance RISC-V system startup targeting integrated system solutions for enterprises.

    Founded 2021Santa Clara, United States$250Mlast round Aug 2025
  24. 24Celestial AICelestial AI is a semiconductor and AI infrastructure company specializing in optical interconnect technology for data centers and AI computing systems.

    Celestial AI is a semiconductor and AI infrastructure company specializing in optical interconnect technology for data centers and AI computing systems.

    Founded 2020Santa Clara, United States$250Mlast round Mar 2025
  25. 25SiMa.aiSiMa.ai is a leader in Physical AI, offering a software-centric, purpose-built Machine Learning System-on-Chip (MLSoC) platform.

    SiMa.ai is a leader in Physical AI, offering a software-centric, purpose-built Machine Learning System-on-Chip (MLSoC) platform.

    Founded 2018San Jose, United States$235Mlast round Sept 2026
  26. 26Frore SystemsFrore Systems is a semiconductor and thermal technology startup based in San Jose, California, with manufacturing operations in Taiwan and offices in South Korea.

    Frore Systems is a semiconductor and thermal technology startup based in San Jose, California, with manufacturing operations in Taiwan and offices in South Korea.

    Founded 2018San Jose, United States$223Mlast round Mar 2026
  27. 27Menlo MicroMenlo Micro is a semiconductor technology company based in Irvine, California, founded in December 2016 as a spin-out from General Electric.

    Menlo Micro is a semiconductor technology company based in Irvine, California, founded in December 2016 as a spin-out from General Electric.

    Founded 2016Irvine, United States$213Mlast round Mar 2022
  28. 28SolFocusSolFocus, Inc.

    SolFocus, Inc.

    Founded 2005San Jose, United States$211Mlast round Apr 2012
  29. 29CornelisFounded -United States$205Mlast round Sept 2026
  30. 30EliyanEliyan manufactures semiconductor interconnects to accelerate chiplet-based systems.

    Eliyan manufactures semiconductor interconnects to accelerate chiplet-based systems.

    Founded 2021Santa Clara, United States$195Mlast round Jul 2026
  31. 31xLightFounded -United States$190Mlast round Jun 2026
  32. 32Efficient ComputerEfficient Computer is a Pittsburgh-based semiconductor and computer hardware company founded in 2022.

    Efficient Computer is a Pittsburgh-based semiconductor and computer hardware company founded in 2022.

    Founded 2022Pittsburgh, United States$173Mlast round Sept 2026
  33. 33Achronix SemiconductorAchronix offers high-density and high-performance application-targeted FPGAs for communication applications.

    Achronix offers high-density and high-performance application-targeted FPGAs for communication applications.

    Founded 2004Santa Clara, United States$136Mlast round Apr 2013
  34. 34ChipAgentsChipAgents, developed by Alpha Design AI, is an innovative AI agent platform focused on semiconductor design and verification.

    ChipAgents, developed by Alpha Design AI, is an innovative AI agent platform focused on semiconductor design and verification.

    Founded 2024Santa Clara, United States$134Mlast round Jul 2026
  35. 35RecogniRecogni is a system solution company that specializes in the design of high-performance, low-power AI inferencing

    Recogni is a system solution company that specializes in the design of high-performance, low-power AI inferencing

    Founded 2017United States$127Mlast round Nov 2024
  36. 36Agrani LabsAgrani Labs is a Bengaluru-based AI semiconductor startup founded in December 2024 by experienced professionals from AMD and Intel.

    Agrani Labs is a Bengaluru-based AI semiconductor startup founded in December 2024 by experienced professionals from AMD and Intel.

    Founded -Fremont, United States$123Mlast round Nov 2026
  37. 37AlereonAlereon is a fabless semiconductor company developing Ultrawideband wireless chipsets for wireless USB and Bluetooth apps.

    Alereon is a fabless semiconductor company developing Ultrawideband wireless chipsets for wireless USB and Bluetooth apps.

    Founded 2003Austin, United States$123Mlast round Jun 2012
  38. 38ZenvergeZenverge is a fabless semiconductor company based in Santa Clara, California, founded in 2006.

    Zenverge is a fabless semiconductor company based in Santa Clara, California, founded in 2006.

    Founded 2006Santa Clara, United States$118Mlast round Dec 2013
  39. 39EnfabricaEnfabrica develops hardware, software, and system technologies to resolve blockages in computing workloads.

    Enfabrica develops hardware, software, and system technologies to resolve blockages in computing workloads.

    Founded 2019Mountain View, United States$115Mlast round Nov 2024
  40. 40DisplayLinkDisplayLink is a hardware and software company specializing in multi-monitor and zero client computing.

    DisplayLink is a hardware and software company specializing in multi-monitor and zero client computing.

    Founded 2003San Jose, United States$114Mlast round Sept 2012
  41. 41SiBEAMSiBEAM is a fabless semiconductor company, develops intelligent millimeter wave technologies for high-bandwidth services.

    SiBEAM is a fabless semiconductor company, develops intelligent millimeter wave technologies for high-bandwidth services.

    Founded 2004San Jose, United States$114Mlast round Mar 2010
  42. 42NeurophosNeurophos Inc.

    Neurophos Inc.

    Founded 2020Austin, United States$110Mlast round Jan 2026
  43. 43Velaura AIVelaura AI is a Silicon Valley-based company specializing in AI compute infrastructure.

    Velaura AI is a Silicon Valley-based company specializing in AI compute infrastructure.

    Founded -Santa Clara, United States$110Mlast round Aug 2026
  44. 44EnCharge AIEnCharge AI is a semiconductor and AI systems company based in Santa Clara, California, founded in 2022.

    EnCharge AI is a semiconductor and AI systems company based in Santa Clara, California, founded in 2022.

    Founded 2022Santa Clara, United States$100Mlast round Feb 2025
  45. 45Delos DataDelos Data is a technology company specializing in AI infrastructure and intelligence systems.

    Delos Data is a technology company specializing in AI infrastructure and intelligence systems.

    Founded -Palo Alto, United States$100Mlast round Sept 2026
  46. 46CognichipCognichip Inc.

    Cognichip Inc.

    Founded 2024Redwood City, United States$93Mlast round Apr 2026
  47. 47PiximPixim is a semiconductor company that manufactures chips for video cameras.

    Pixim is a semiconductor company that manufactures chips for video cameras.

    Founded 1998Mountain View, United States$91Mlast round Sept 2011
  48. 48EthernoviaEthernovia is a semiconductor and automotive networking company based in San Jose, California, founded in 2018.

    Ethernovia is a semiconductor and automotive networking company based in San Jose, California, founded in 2018.

    Founded 2018San Jose, United States$90Mlast round Jan 2026
  49. 491366 Technologies1366 Technologies is a manufacturer of silicon wafers used to deliver solar modules.

    1366 Technologies is a manufacturer of silicon wafers used to deliver solar modules.

    Founded 2008Bedford, United States$89Mlast round Dec 2019
  50. 50Vertical SemiconductorVertical Semiconductor is an MIT-spun company dedicated to reinventing power conversion for AI chips and data centers.

    Vertical Semiconductor is an MIT-spun company dedicated to reinventing power conversion for AI chips and data centers.

    Founded -Cambridge, United States$84Mlast round Oct 2026
Total fundinghow the list is ranked
15 November 2026updated nightly
Rounds we tracksource: Millionrounds

Companies whose funding rounds we classed in this sector, ranked by the total they have raised in rounds we hold. Nobody pays to be on a list.

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