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SEM Startups

Updated August 2026

Companies in the sem sector developing innovative solutions and technologies.

Explore 675 recently funded sem companies with verified founder contact information and fundraising data.

Total Companies
675
Total Funding
$1.5B
Avg Funding
$59.2M
Global Reach
8
countries

Top Cities for SEM

Cupertino
Irvine
San Francisco
Santa Barbara
Linköping
Sagamihara

Recently Funded Companies

Export
Cupertino, United States

Ventana delivers high-performance RISC-V CPUs with extensible instruction sets for cloud, data center, 5G, AI, and automotive markets.

$55.0M raised
Aug 2022

Founder Contacts

41,000+ verified contacts

Irvine, United States

TransSiP provides power saving and energy harvesting technology.

$638K raised
Aug 2023

Founder Contacts

41,000+ verified contacts

San Francisco, United States

Kura Technologies specializes in developing advanced AR glasses with cutting-edge display technology.

Aug 2023

Founder Contacts

41,000+ verified contacts

Santa Barbara, United States

Mentium develops co-processors for AI at the Edge, specializing in mission-critical applications, both on ground and in Space.

Aug 2023

Founder Contacts

41,000+ verified contacts

Linköping, Sweden

TekSiC develops induction heating furnaces and silicon carbide crystal growth solutions for industrial and research applications.

$1.7M raised
Jul 2026

Founder Contacts

41,000+ verified contacts

Sagamihara, Japan

PXP is a green tech development firm that develops clean energy using next-generation photoelectric conversion elements.

$16.0M raised
Jul 2026

Founder Contacts

41,000+ verified contacts

Zürich, Switzerland

Scrona is a manufacturing company that focuses on developing a wide range of semiconductor products.

$4.0M raised
Jul 2024

Founder Contacts

41,000+ verified contacts

Mont-saint-guibert, Belgium

e-peas is an innovative semiconductor company developing energy harvesting solutions to help future businesses create battery free products.

$21.9M raised
Jul 2026

Founder Contacts

41,000+ verified contacts

Garching Bei München, Germany

QuantumDiamonds develops quantum sensing systems for semiconductor inspection and failure analysis.

$17.1M raised
Jul 2026

Founder Contacts

41,000+ verified contacts

Palo Alto, United States

SambaNova is a complete AI platform that delivers AI inference and scalable solutions, providing a seamless integration for agentic AI.

$1.0B raised
Jul 2026

Founder Contacts

41,000+ verified contacts

Zürich, Switzerland

Aylight develops FM comb laser semiconductor platforms for optical connectivity in AI datacenters and advanced photonics systems.

$5.1M raised
Jul 2026

Founder Contacts

41,000+ verified contacts

Cambridge, United Kingdom

Glitterin Tech develops fabless silicon photonic integrated circuits and optoelectronic systems for spectroscopy and optical computing.

$14.7M raised
Jul 2026

Founder Contacts

41,000+ verified contacts

Atlanta, United States

Falcomm is a fabless semiconductor chip startup developing ultra-efficient front-end modules and power amplifiers for the 5G mmWave market.

$11.9M raised
Jul 2026

Founder Contacts

41,000+ verified contacts

Morrisville, United States

SWIR Vision Systems is an infrared imaging company offering the highest resolution IR sensors globally.

Jul 2023

Founder Contacts

41,000+ verified contacts

Cambridge, United Kingdom

ChipFlow is an open-source semiconductor chip design platform.

$1.5M raised
Jul 2023

Founder Contacts

41,000+ verified contacts

Guilford, United States

Quantum SI offers Next Generation Protein Sequencing that makes diagnostics digital.

$50.0M raised
Jul 2025

Founder Contacts

41,000+ verified contacts

Sydney, Australia

Millibeam is an semiconductor firm that specializes in the creation of advanced radio-frequency and millimeter wave chipsets.

$3.0M raised
Jul 2024

Founder Contacts

41,000+ verified contacts

Lexington, United States

Xooker is a mobile-commerce platform that helps local businesses Attract, Acquire, Engage and Reward their customers via mobile devices.

Jul 2023

Founder Contacts

41,000+ verified contacts

Austin, United States

Sluicebox connects the electronics value chain with carbon intelligence.

$4.6M raised
Jul 2025

Founder Contacts

41,000+ verified contacts

Edinburgh, United Kingdom

Chromacity Lasers is a spin-out from Heriot-Watt University, one of the UK’s leading technical universities with a focus on photonics.

$1.3M raised
Jul 2024

Founder Contacts

41,000+ verified contacts

Goleta, United States

ChipAgents revolutionizes chip design and verification with Agentic AI, boosting RTL productivity 10x for smarter, faster innovation.

$60.0M raised
Jul 2026

Founder Contacts

41,000+ verified contacts

Santa Clara, United States

Eliyan develops chiplet interconnect and connectivity solutions that improve bandwidth and power efficiency for AI systems.

$145.0M raised
Jul 2026

Founder Contacts

41,000+ verified contacts

Santa Clara, United States

Provider of breakthrough e-beam lithography solution for cost-effective production of leading-edge semiconductors and rapid time to market.

$31.0M raised
Jul 2025

Founder Contacts

41,000+ verified contacts

Sunnyvale, United States

Tensordyne is a technology company involved in building AI math, chips, hardware, and software in order to make AI affordable and efficient.

$35.0M raised
Jul 2025

Founder Contacts

41,000+ verified contacts

Palo Alto, United States

Algolia is the Search-as-a-Service platform that enables companies to deliver fast and relevant digital experiences that drive real results.

Jul 2021

Founder Contacts

41,000+ verified contacts

Showing 51 to 75 of 675 companies

About the SEM Startup Ecosystem

The sem sector is an active area of startup innovation and venture capital investment. Companies in this space are developing new technologies, platforms, and services that address evolving market needs and create new business opportunities.

Funding Trends in SEM

SEM companies raise capital across various funding stages, from early seed rounds to late-stage growth financing. Investor interest in this sector is driven by the size of the addressable market, the pace of technology adoption, and the potential for scalable business models.

Growth Outlook

The sem sector is expected to continue evolving as technology advances, market dynamics shift, and new opportunities emerge. Companies that demonstrate strong product-market fit, efficient growth, and clear competitive advantages are well-positioned to attract continued investment.

SEM Funding Breakdown

Here is how funding is distributed among the 675 sem companies tracked in the VCBacked database.

Average Funding
$59.2M
Total Funding Tracked
$1.5B
Countries Represented
8

Distribution by Funding Stage

Other25 companies

Top Cities for SEM

1.Zürich
2 companies$9.1M
2.Palo Alto
2 companies$1.0B
3.Cambridge
2 companies$16.3M
4.Santa Clara
2 companies$176.0M
5.Cupertino
1 companies$55.0M

Related Industries

Companies in the sem sector often overlap with or complement businesses in adjacent industries. Exploring related verticals can help you discover additional companies, identify partnership opportunities, and understand the broader competitive landscape.

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