Company lists
The California edition · 2026

Semiconductorscompanies in California

Sensors, chip design, components, ICs, photonics and more: the companies building semiconductors in California, with their founders, funding, team size and business models.

1,733 company profiles289 with recorded fundingNovember 2026 edition
California · Photo: Wikimedia Commons (Public domain)

Recent semiconductors business events in California

Funding, M&A, contract wins and launches involving 2,773 semiconductors companies in California, last 24 months: 335 M&A deals · 246 Contracts · 91 funding rounds · 52 launches. Newest first; companies and investors link to their Fliar profiles. Latest event in our news feed: Jun 2026.

ContractTechnology

Arteris · client: Siengine technology

SiEngine Technology has licensed Arteris FlexNoC network-on-chip (NoC) interconnect IP for its next-generation automotive SoC platform

Semiconductor
ContractTechnology

Amd · client: Rackspace Technology

AMD (NASDAQ: AMD) and Rackspace Technology® (NASDAQ: RXT), a global enterprise AI infrastructure and solutions provider, today announced the signing of a definitive agreement for the…

AI infrastructure
M&AAcquisition · Completed

Turiya advisors acquires Tower semiconductor

The firm acquired 1,472,045 shares of the semiconductor company's stock, valued at approximately $172,848,000.

Semiconductor
ContractService

LG Group · client: Nvidia

Jensen Huang, CEO of NVIDIA, spent four days in Seoul and secured agreements with SK Telecom, Naver, Doosan, LG Group and Hyundai Motor. The partnerships cover memory supply, data centre…

Technology
ContractService

Naver · client: Nvidia

Jensen Huang, CEO of NVIDIA, spent four days in Seoul and secured agreements with SK Telecom, Naver, Doosan, LG Group and Hyundai Motor. The partnerships cover memory supply, data centre…

Technology
ContractService

Doosan · client: Nvidia

Jensen Huang, CEO of NVIDIA, spent four days in Seoul and secured agreements with SK Telecom, Naver, Doosan, LG Group and Hyundai Motor. The partnerships cover memory supply, data centre…

Technology
ContractService

Hyundai Motor · client: Nvidia

Jensen Huang, CEO of NVIDIA, spent four days in Seoul and secured agreements with SK Telecom, Naver, Doosan, LG Group and Hyundai Motor. The partnerships cover memory supply, data centre…

Technology
M&AAcquisition · Completed

Fox Run Management L.L.C. acquires Keysight technologies

Fox Run Management L.L.C. acquired a new stake in shares of Keysight Technologies Inc. (NYSE:KEYS – Free Report) during the 4th quarter, according to its most recent Form 13F filing with…

Scientific and technical instruments
M&AAcquisition · Announced

Mobix labs acquires Vision aerial

Mobix Labs, Inc. (MOBX) shares surged 17.97%... after the company announced it had signed a binding Letter of Intent to acquire Vision Aerial, Inc., a Montana-based manufacturer of…

Drone Manufacturing
ContractSupply

Arrow · client: Nvidia

Arrow has expanded its portfolio of business solutions for the data center by entering into a distribution agreement with NVIDIA to offer its high-speed NVIDIA Mellanox Networking…

Technology
ContractService

Technica USA · client: Renex

RENEX has signed an exclusive distribution agreement with Technica USA. Under the agreement, Technica will distribute the REECO brand of ESD and cleanroom products in key territories,…

Technology
ContractService

Electra sales · client: Alliance memory

Alliance Memory has concluded an agreement with Electra Sales, a manufacturers' sales representative based in Rochester, New York.

Electronics
ContractSupply

Alliance memory · client: Electra sales

Alliance Memory has concluded an agreement with Electra Sales, a manufacturers' sales representative based in Rochester, New York.

Electronics
LaunchRTX Spark Superchip

Nvidia

Starting this fall, Nvidia's new RTX Spark Superchip will debut in laptop and desktop computers from leading PC brands including Dell Technologies and Lenovo Group, CEO Jensen Huang said…

Microprocessor and graphics chip
M&AAcquisition · Completed

Metatron Private Equity acquires Green circuits

Metatron has completed the acquisition of Green Circuits Inc., a leading Silicon Valley-based electronics manufacturing services ("EMS") provider, from Evolve Capital, a private equity…

Electronics Manufacturing Services (EMS)
M&AAcquisition · Completed

Eurizon Capital SGR S.p.A. acquires Qualcomm

Eurizon Capital SGR S.p.A. acquired a new stake in Qualcomm Incorporated (NASDAQ:QCOM – Free Report) in the fourth quarter, according to its most recent filing with the SEC. The fund…

Wireless Technology/Semiconductors
M&AAcquisition · Completed

Nutanix acquires Amd

The recently completed transaction amounts to a total of $150 million in new Nutanix shares issued to AMD.

Technology
M&AAcquisition · Completed

Fideuram Intesa Sanpaolo Private Banking acquires Marvell

Fideuram Intesa Sanpaolo Private Banking S.P.A. acquired a new stake in shares of Marvell Technology, Inc. (NASDAQ:MRVL - Free Report) in the 4th quarter, according to the company in its…

Semiconductors
M&AAcquisition · Completed

Amazon acquires Annapurna labs

Hutt joined Amazon in 2015 after Annapurna Labs, the Israeli chip startup he was working for, was acquired by Amazon for $300 million.

Chip
M&AAcquisition · Announced

Marvell acquires Xconn

The acquisition of XConn will enable Marvell to expand its switching portfolio and augment its Ultra Accelerator Link (UALink) scale-up switch team, the company said in a statement,…

Semiconductors
M&AAcquisition · Announced

Intel acquires Nvidia

He also drew on long-standing personal relationships, with Nvidia CEO Jenson Huang committing $5 billion and Softbank's Masayoshi Son - a former Intel board member - signing on as a backer.

Chipmaker
M&AAcquisition · Completed

Intel acquires Apollo

The stronger balance sheet has since enabled Intel to buy back a stake it had sold to Apollo, reducing earnings-per-share dilution in the process, he added.

Chipmaker
M&AAcquisition · Announced

Analog devices acquires Empower semiconductor

U.S. semiconductor giant Analog Devices is reportedly in advanced discussions to acquire AI-focused chipmaker Empower Semiconductor in a deal valued at approximately $1.5 billion in cash

Semiconductor
M&AAcquisition · Announced

Mobix labs acquires Special project

Mobix Labs, Inc. (Nasdaq: MOBX) today announced it has signed a non-binding Letter of Intent to acquire Special Project Delivery LLC ("SPD"), a strategic infrastructure platform building…

Rare earth elements, critical minerals, and energy storage
M&AAcquisition · Announced

Interlink electronics acquires Na

Interlink Electronics, Inc. today announced that it has entered into a non-binding letter of intent ('LOI') for a potential strategic acquisition.

High-performance manufacturing solutions
M&AAcquisition · Announced

Applied materials acquires Nexx

Applied Materials announced acquisition of NEXX, a semiconductor wafer deposition systems manufacturer, from ASMPT for $120 million.

Semiconductor wafer deposition systems manufacturer
M&AAcquisition · Announced

Indie semiconductor acquires Ams osram

ams OSRAM announced the sale of its CMOS (CIS) image sensors business to indie Semiconductor Inc. for 40 million euros.

CMOS (CIS) image sensors business
M&AAcquisition · Announced

Nebius acquires Nvidia

The company also got a boost thanks to a strategic partnership and $2 billion investment from AI bigwig Nvidia.

Artificial intelligence (AI)/Technology
M&AAcquisition · Announced

Nvidia acquires Corning

Nvidia Corp. (NVDA) has acquired shares rights from the fiber optic cable manufacturer Corning Inc. (OC ) worth US$500 million, as part of a broader partnership between the two companies…

Fiber optic cable manufacturing

Semiconductors companies in California, by funding and team

Few semiconductors companies in California publish revenue, so this list compares what is on record instead: recorded equity funding, team size, revenue model, age and stage. The 50 companies below lead on recorded funding and team size among 1,733 active companies.

Showing 25 of 50

Platform offering computing and artificial intelligence solutions

Ai infrastructure
US$2.55bnSeries H · Feb 2026
1,046LinkedIn · Oct 2026
Subscription
11 yr2015
0none in 3 months · last posted Aug 2026

Developer of photon-based universal quantum computers

Photonics
US$2.32bnSeries E · Sep 2025
672+36% 12 mo to Dec 2022LinkedIn · Oct 2026
Physical commerce
11 yr2015
0none in 3 months · last posted Jun 2026

Provider of AI inference platforms and on-premise AI inference clusters

High performance computing
US$1.75bnSeries E · Sep 2025
312+88% 12 mo to Dec 2021LinkedIn · Oct 2026
Subscription
10 yr2016
0none in 3 months · last posted Oct 2025

Provider of AI-powered software and hardware

High performance computing
US$1.48bnSeries E · Feb 2026
411-2% 12 mo to Dec 2023LinkedIn · Oct 2026
Subscription
9 yr2017
0none in 3 months · last posted Aug 2025

Developer of optical interconnect solutions for artificial intelligence infrastructure applications

Photonics
US$871.50mSeries E · Mar 2026
261+28% 12 mo to Dec 2022LinkedIn · Oct 2026
Physical commerce
11 yr2015
0none in 3 months · last posted Aug 2026

Manufacturer of flexible displays

Flexible electronics
US$849.93mSeries F · Mar 2018
18-28% 12 mo to Dec 2022recorded Dec 2022
E-commerce - product / Physical commerce
14 yr2012
0none in 3 months

Developer of RISC-V core IP, boards, software, and tools

Electronic design automation tools
US$765.56mSeries G · Apr 2026
527-33% 12 mo to Dec 2023LinkedIn · Oct 2026
Subscription
11 yr2015
0none in 3 months · last posted Aug 2026

Provider of optical telecommunication equipment

Photonics
US$500.00mPE · Oct 1999
—Not available
Physical commerce
27 yr1999
0none in 3 months · last posted Mar 2026

Developer of computer systems optimizing energy efficiency for artificial intelligence

Ai infrastructure
US$475.00mSeed · Dec 2025
60LinkedIn · Oct 2026
Subscription
1 yr2025
0none in 3 months

Developers of digital-in memory compute engine for efficient AI processing

Digital ics
US$429.00mSeries C · Nov 2025
308+267% 12 mo to Dec 2022LinkedIn · Jul 2026
Subscription
7 yr2019
0none in 3 months · last posted Jul 2026

Developer of chips and modules for 4G LTE and 5G

Analog and mixed signal ics
US$350.57mSeries H · Jan 2018
138-8% 12 mo to Dec 2022LinkedIn · Oct 2026
Physical commerce
28 yr1998
0none in 3 months

Developer of hardware and software platform for physical artificial intelligence

Analog and mixed signal ics
US$345.00mSeries C · Apr 2026
239+28% vs previous recordLinkedIn · Jul 2026
Subscription
8 yr2018
0none in 3 months · last posted Jun 2026

Developer of thermal management solutions for data centers and electronic devices

Micro electro mechanical systems
US$333.00mSeries D · Mar 2026
91+79% vs previous recordLinkedIn · Jul 2026
Physical commerce
8 yr2018
0none in 3 months · last posted Feb 2026

Developer of AR-based display technology

Augmented reality
US$318.90mSeries B · Mar 2026
101LinkedIn · Jul 2026
E-commerce - product / Physical commerce
11 yr2015
0none in 3 months

Provider of flexible thin-film photovoltaic cells

Photonics
US$272.87mSeries E · Oct 2012
34-4% 12 mo to Dec 2022LinkedIn · Jul 2026
Physical commerce
21 yr2005
0none in 3 months

Provider of HPC processors

Ai infrastructure
US$245.00mSeries C · Nov 2025
40+2% vs previous recordLinkedIn · Jul 2026
Licensing / Subscription
10 yr2016
0none in 3 months · last posted Sep 2025

Developer of biosensor patch for body vitals monitoring

Sensors
US$239.95mSeries G · Feb 2025
199+44% 12 mo to Dec 2022LinkedIn · Jul 2026
Subscription
15 yr2011
0none in 3 months · last posted Jul 2025

Provides holographic and projection-based display technology

Display technology
US$237.06mSeries E · Sep 2020
48+4% 12 mo to Dec 2022LinkedIn · Oct 2026
Subscription
21 yr2005
0none in 3 months

Manufacturer of AI, cloud, and silicon-based photonics for high-speed networks

Photonics
US$237.00mSeries F · Jan 2021
230-24% 12 mo to Dec 2022recorded Dec 2022
Physical commerce
13 yr2013
0none in 3 months

Provider of radiofrequency-based MEMS actuators

Micro electro mechanical systems
US$235.16mSeries C · Mar 2022
76+4% vs previous recordLinkedIn · Jul 2026
Physical commerce
10 yr2016
0none in 3 months

Developer of data center infrastructure technology for artificial intelligence acceleration

Digital ics
US$230.00mSeries A · Mar 2026
102LinkedIn · Jul 2026
Subscription
3 yr2023
0none in 3 months · last posted Mar 2026

Developer of edge artificial intelligence solutions including SoCs and AI models

Ai infrastructure
US$226.00mSeries B · Sep 2023
94LinkedIn · Oct 2026
Subscription
11 yr2015
0none in 3 months

Developer of hardware-anchored platform security solutions with AI-driven threat detection

Analog and mixed signal ics
US$215.90mSeries C · Dec 2025
153+38% 12 mo to Dec 2022LinkedIn · Jul 2026
Subscription
9 yr2017
0none in 3 months · last posted Jul 2026

Provider of AI-powered microprocessors for parallel computing applications

Internet of things infrastructure
US$212.08mSeries D · Jul 2025
39+140% 12 mo to Dec 2019LinkedIn · Jul 2026
Licensing / Subscription
14 yr2012
0none in 3 months · last posted Apr 2026

Developer and delivery of quantum computing systems, software, and services

Quantum computing
US$210.36mSeries F · Dec 2019
480-9% vs previous recordLinkedIn · Oct 2026
E-commerce - product / Physical commerce
27 yr1999
0none in 3 months
50 of 1,733 companies shown here · the full list is on Radar
Fliar Radar

Explore all 1,733 semiconductors companies in California on Radar

This page shows the top 50. Radar has the complete, filterable list with contacts and live company signals.

Open semiconductors in California on Radar
  • Every company, not just 50All 1,733 semiconductors companies in California, filterable by stage, funding, team size, revenue model and age.
  • Founders and decision-makersLeadership teams with roles and verified LinkedIn profiles, ready for outreach.
  • Live signalsFunding rounds, hiring, launches and M&A as they happen, with alerts on the companies you follow.
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Explore semiconductors companies in California by what you are looking for

Browse top semiconductors companies in California across chip design, manufacturing, sensors, and photonics. Find semiconductors startups in California and semiconductors companies hiring in California.

9 ways to explore semiconductors in California

Sensor & sensing technology companiesChip design & manufacturing servicesElectronic components & manufacturingAnalog, digital & power ICsPhotonics & optical semiconductor companiesChip design software & EDA tools

Sensor & sensing technology companies

Find sensor developers, LiDAR providers, and sensing technology companies.

  1. Frore Systems

    Developer of thermal management solutions for data centers and electronic devices

    Micro electro mechanical systems
    See in list
  2. Vital Connect

    Developer of biosensor patch for body vitals monitoring

    Sensors
    See in list
  3. Seyond

    LiDAR sensor developers

    Autonomous vehicles
    See in list
  4. Quanergy Com

    Provider of AI-driven LiDAR sensing solutions

    Sensors
    See in list
  5. Ouster

    Manufacturer of lidar sensors, perception software, and solutions for autonomy

    Industrial robotics
    See in list

Chip design & manufacturing services

Explore semiconductor design, chip engineering, and manufacturing service providers.

  1. Retym

    Developer of digital signal processing for artificial intelligence infrastructure and cloud

    Semiconductor design and manufacturing services
    See in list
  2. Akeana

    Provider of semiconductor manufacturing services

    Semiconductor design and manufacturing services
  3. xLight

    Provider of light source solutions for semiconductor

    Semiconductor design and manufacturing services
  4. SVXR

    Advanced X-ray inspection tools for semiconductor industry

    Semiconductor manufacturing equipment
  5. Get2Chip

    Provider of semiconductor designing and electronic design automation services

    Semiconductor design and manufacturing services

Electronic components & manufacturing

Browse electronic component suppliers and electronics manufacturing services.

  1. EoPlex

    Electronic component designer and manufacturer

    3d printing
  2. Gtronix

    Developer of analog technology for consumer electronics

    Electronic components
  3. Flextronics

    Provider of electronics manufacturing services

    Electronic manufacturing services
  4. Ducommun

    Provider of electronics and structural manufacturing solutions

    Electronic manufacturing services
  5. Summit Interconnect

    Designer and manufacturer of hight technology printed circuit boards

    Printed circuit boards

Analog, digital & power ICs

Find analog, mixed-signal, digital, and power integrated circuit companies.

  1. Groq

    Provider of AI inference platforms and on-premise AI inference clusters

    High performance computing
    See in list
  2. SambaNova Systems

    Provider of AI-powered software and hardware

    High performance computing
    See in list
  3. SiFive

    Developer of RISC-V core IP, boards, software, and tools

    Electronic design automation tools
    See in list
  4. SiMa.ai

    Developer of hardware and software platform for physical artificial intelligence

    Analog and mixed signal ics
    See in list
  5. Tachyum

    Provider of HPC processors

    Ai infrastructure
    See in list

Photonics & optical semiconductor companies

Explore photonics, optical networks, and semiconductor materials companies.

  1. Ayar Labs

    Developer of optical interconnect solutions for artificial intelligence infrastructure applications

    Photonics
    See in list
  2. Zhone Technologies

    Provider of optical telecommunication equipment

    Photonics
    See in list
  3. nEye

    Provider of integrated silicon photonic switch for AI computing

    Ai infrastructure
    See in list
  4. Terawave Communications

    Provides GPON based products

    Photonics
    See in list
  5. Avicena

    Developer of microLED interconnects for high-bandwidth communication in AI data centers

    Photonics

Chip design software & EDA tools

Browse electronic design automation, embedded systems, and chip design tools.

  1. SiFive

    Developer of RISC-V core IP, boards, software, and tools

    Electronic design automation tools
    See in list
  2. Credo

    Developer of serializer-deserializer circuits

    Electronic design automation tools
  3. Cognichip

    Developer of artificial intelligence software for semiconductor design automation tools

    Electronic design automation tools
  4. Arteris IP

    Provider of system IP and SoC integration automation and security

    Electronic design automation tools
  5. Quilter

    Developer of AI-driven electronics design software for hardware development programs

    Manufacturing tech

Semiconductors startups in California

Find newer semiconductors companies building hardware and chip technology in California.

  1. Unconventional AI

    Developer of computer systems optimizing energy efficiency for artificial intelligence

    Ai infrastructure
    See in list
  2. Eridu AI

    Developer of data center infrastructure technology for artificial intelligence acceleration

    Digital ics
    See in list
  3. Eliyan

    Manufacturer of enterprise and server class chips

    Electronic components
    See in list
  4. EnCharge

    Developer of hardware and software for edge-to-cloud artificial intelligence compute

    Edge computing
    See in list
  5. Akeana

    Provider of semiconductor manufacturing services

    Semiconductor design and manufacturing services
107 companies in California

Semiconductors companies hiring in California

Explore semiconductors companies in California with hiring activity.

  1. Cerebras

    Platform offering computing and artificial intelligence solutions

    Ai infrastructure
    See in list
  2. PsiQuantum

    Developer of photon-based universal quantum computers

    Photonics
    See in list
  3. Groq

    Provider of AI inference platforms and on-premise AI inference clusters

    High performance computing
    See in list
  4. SambaNova Systems

    Provider of AI-powered software and hardware

    High performance computing
    See in list
  5. Ayar Labs

    Developer of optical interconnect solutions for artificial intelligence infrastructure applications

    Photonics
    See in list
46 companies in California

Public semiconductors companies in California

Browse publicly listed semiconductors companies in California.

  1. Cerebras

    Platform offering computing and artificial intelligence solutions

    Ai infrastructure
    See in list
  2. GCT Semiconductor

    Developer of chips and modules for 4G LTE and 5G

    Analog and mixed signal ics
    See in list
  3. Rockley Photonics

    Manufacturer of AI, cloud, and silicon-based photonics for high-speed networks

    Photonics
    See in list
  4. D-Wave

    Developer and delivery of quantum computing systems, software, and services

    Quantum computing
    See in list
  5. Velodyne Lidar

    Provider of LiDAR-based sensors for autonomous vehicles

    Sensors
    See in list
89 companies in California
Mobile reach

Top 10 semiconductors apps from California

The most-installed Android apps published by semiconductors companies headquartered in California — 8.8M installs between them. 38 companies on this page publish at least one app; each company (legal entity) appears once, with its most-installed app.

1 of 10
1

EveryCircuit

by EveryCircuit

Installs5.4M
Rating4.2858K ratings
Installs, year on year+8%
Last updatedJan 2025
EveryCircuit screenshot 1EveryCircuit screenshot 2EveryCircuit screenshot 3EveryCircuit screenshot 4EveryCircuit screenshot 5EveryCircuit screenshot 6
2

AMD Link

by AMD

Installs1.8M
Rating2.759K ratings
Last updatedJan 2024
AMD Link screenshot 1AMD Link screenshot 2AMD Link screenshot 3AMD Link screenshot 4AMD Link screenshot 5AMD Link screenshot 6
3

Seek Thermal

by Seek Thermal

Installs1.3M
Rating2.165K ratings
Installs, year on year+19%
Last updatedJan 2026
Seek Thermal screenshot 1Seek Thermal screenshot 2Seek Thermal screenshot 3Seek Thermal screenshot 4Seek Thermal screenshot 5
4

Intel® Retail Edge Program

by Intel

Installs258K
Rating4.352K ratings
Last updatedMar 2026
Intel® Retail Edge Program screenshot 1Intel® Retail Edge Program screenshot 2Intel® Retail Edge Program screenshot 3Intel® Retail Edge Program screenshot 4Intel® Retail Edge Program screenshot 5Intel® Retail Edge Program screenshot 6
5

Adobe Life

by Inpixon

Installs27K
Rating4.2984 ratings
Last updatedNov 2025
Adobe Life screenshot 1Adobe Life screenshot 2Adobe Life screenshot 3Adobe Life screenshot 4Adobe Life screenshot 5Adobe Life screenshot 6
6

ShareLink Pro

by Extron

Installs24K
Rating2.8742 ratings
Last updatedJul 2025
ShareLink Pro screenshot 1ShareLink Pro screenshot 2ShareLink Pro screenshot 3ShareLink Pro screenshot 4ShareLink Pro screenshot 5ShareLink Pro screenshot 6
7

The PocketLab

by The PocketLab

Installs19K
Rating3.1250 ratings
Last updatedFeb 2026
The PocketLab screenshot 1The PocketLab screenshot 2The PocketLab screenshot 3The PocketLab screenshot 4The PocketLab screenshot 5The PocketLab screenshot 6
8

Soberlink

by Soberlink

Installs15K
Rating3.3434 ratings
Last updatedSep 2025
Soberlink screenshot 1Soberlink screenshot 2Soberlink screenshot 3Soberlink screenshot 4Soberlink screenshot 5Soberlink screenshot 6
9

MetaBase

by MbientLab

Installs12K
Rating1.2949 ratings
Last updatedJan 2023
MetaBase screenshot 1MetaBase screenshot 2MetaBase screenshot 3MetaBase screenshot 4MetaBase screenshot 5MetaBase screenshot 6
10

NanoBeacon BLE Scanner

by InPlay Technologies

Installs8K
Rating3.5529 ratings
Last updatedNov 2024
NanoBeacon BLE Scanner screenshot 1NanoBeacon BLE Scanner screenshot 2NanoBeacon BLE Scanner screenshot 3NanoBeacon BLE Scanner screenshot 4NanoBeacon BLE Scanner screenshot 5NanoBeacon BLE Scanner screenshot 6
RadarBrowse every semiconductors company in California on RadarOpen the full list and use the App Downloads and App Growth filters to keep only companies with a mobile app. This rail shows only the ten most-installed.Browse on Radar
For investors and data teams

Put this intelligence into your own tools

The figures on this page come from Fliar’s company, funding, hiring and news data. Use it through the Investor Intelligence API and company data exports, or explore every company, founder and investor in Radar.

Capital & corporate activity

Semiconductors funding and M&A across the United States

3,632 recorded equity rounds have gone to 9,617 semiconductors companies in the United States — how much, at which stage, into which sub-sectors, from whom, and how California compares. Debt, IPO and grant rounds are excluded.

equity rounds, last 12 months60

US$4.44bn

equity rounds, last 24 months167

US$10.55bn

raised over five yearsUS$22.98bn

666 rounds in the United States

M&A deals, California335

last 24 months

Capital by year

Equity funding into semiconductors in the United States

amount rounds
$2.8bn2018201
$2.7bn2019164
$2.5bn2020151
$4.8bn2021147
$2.4bn2022131
$2.1bn2023139
$3.5bn202491
$6.6bn2025113
$3.6bn202645

Bars show US$ raised; the number under each year is equity rounds. 2026 is year to date. The peak year was 2025, with US$6.63bn across 113 rounds.

The funding ladder · five years

Rounds and typical cheque by stage

SeedUS$983.93m191 rounds · median US$1.34m
Series AUS$2.79bn205 rounds · median US$8.22m
Series BUS$4.13bn143 rounds · median US$22.44m
Series CUS$4.28bn76 rounds · median US$40.00m
Series D+US$9.69bn46 rounds · median US$83.22m
Private equityUS$100.00m3 rounds · median US$100.00m
Where the money went · five years

Most-funded sub-sectors

Ai infrastructureUS$4.95bn50 rounds · 22 companies
PhotonicsUS$4.03bn66 rounds · 38 companies
High performance computingUS$2.73bn6 rounds · 3 companies
Digital icsUS$2.19bn31 rounds · 19 companies
Analog and mixed signal icsUS$927.71m35 rounds · 18 companies
Electronic design automation toolsUS$886.25m24 rounds · 18 companies
SensorsUS$804.36m66 rounds · 44 companies
Corporate activity · last 24 months

M&A in California

308Acquisition
19Merger
4Announced

Most active acquirers

  1. Nvidia34
  2. Qualcomm21
  3. Intel17
  4. Mobix labs8
  5. Amd8

Most acquired or merged

  1. Intel20
  2. Nvidia10
  3. Marvell6
  4. Applied materials6
  5. Lam research6

Each deal appears in the events strip at the top of the page.

Go deeper in the semiconductors landscape reports:

Semiconductors Industry Landscape of the United States
Industry landscape report

Semiconductors Industry Landscape of the United States

The financials above are one chapter. The full semiconductors landscape of California maps the whole industry — every segment, the capital behind it, the talent market and where the next opportunities are.

  • Market map of every sub-sector
  • Funding & company formation by year
  • Revenue, profit & financial strength
  • Digital footprint: traffic, apps, releases
  • Hiring, skills & pay
  • Founders & leaders
  • News & sentiment
  • Where demand runs ahead of supply
Read the semiconductors landscape of California

Semiconductors funding in California

289 semiconductors companies in California have recorded equity funding, US$24.83bn in total. Totals and round dates describe the historical record; they are not current valuations.

Founders and momentum in California

Meet the people behind semiconductors companies in California. 773 of 1,733 companies list founders or leaders; where a public LinkedIn profile matches exactly, the expanded profile shows the photo, headline, location and education.

Explore California semiconductors companies by sub-sector

The most common specialisations among semiconductors companies in California. Open a company to see what it sells, who runs it and how far it has come.

Keep exploring semiconductors in the United States and nearby markets.

Company lists

Company listSemiconductors Companies in Austin, United States123 companiesCompany listSemiconductors Companies in Boston, United States48 companiesCompany listSemiconductors Companies in Houston, United States46 companiesCompany listSemiconductors Companies in Los Angeles, United States50 companiesCompany listSemiconductors Companies in New York City, United States59 companiesCompany listSemiconductors Companies in San Diego, United States117 companiesCompany listEnterprise Applications Companies in California, United States14,138 companiesCompany listConsumer Companies in California, United States8,884 companiesCompany listBusiness Services Companies in California, United States8,079 companiesCompany listHigh Tech Companies in California, United States7,564 companiesCompany listRetail Companies in California, United States6,276 companiesCompany listFinTech Companies in California, United States5,461 companiesCompany listMedia & Entertainment Companies in California, United States5,292 companiesCompany listEnterprise Infrastructure Companies in California, United States5,278 companies

Explore more lists: nearby cities and other sectors in California

439 more company lists you can search, plus the Radar directory pages for each place.

Semiconductors in nearby cities

Semiconductors in other US cities

Other sectors in California

Browse the Radar directory

Coming soon