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SEM Startups

Updated July 2026

Companies in the sem sector developing innovative solutions and technologies.

Explore 657 recently funded sem companies with verified founder contact information and fundraising data.

Total Companies
657
Total Funding
$185.7M
Avg Funding
$7.4M
Global Reach
12
countries

Top Cities for SEM

Buckley
Glasgow
Ann Arbor
San Jose
New York
Kajaani

Recently Funded Companies

Export
Buckley, United Kingdom

RAM Innovations specialises in packaging and manufacturing services for the electronics and semiconductor industries.

$806K raised
Apr 2026

Founder Contacts

30,000+ verified contacts

Glasgow, United Kingdom

Neuranics is a deep-tech startup that creates game-changing sensing solutions for healthcare, gaming, and metaverse applications.

$8.0M raised
Apr 2025

Founder Contacts

30,000+ verified contacts

Ann Arbor, United States

Heat2Power is an energy tech company that offers TPV technology, semiconductor manufacturing, and thermal energy systems.

$15.2M raised
Apr 2026

Founder Contacts

30,000+ verified contacts

San Jose, United States

SiMa.ai is a developer of machine learning technology to deliver a software-centric platform.

Apr 2026

Founder Contacts

30,000+ verified contacts

New York, United States

Voyant Photonics manufactures light detection to perform three-dimensional sensing, measure range, velocity, and reflectivity.

$1.0M raised
Apr 2026

Founder Contacts

30,000+ verified contacts

Kajaani, Finland

CSE Entertainment is the most versatile exergame activity provider in the world.

Apr 2026

Founder Contacts

30,000+ verified contacts

Greifenberg, Germany

FaradaIC Sensors is to commoditize gas sensors and provide flexible gas sensing at a cheap cost for the expanding market.

$4.9M raised
Apr 2025

Founder Contacts

30,000+ verified contacts

Kusatsu, Japan

Patentix is a manufacturer and distributor of GeO2 semiconductor products, equipment, and power devices.

$940K raised
Apr 2026

Founder Contacts

30,000+ verified contacts

Milano, Italy

The Enterprise Knowledge Hub that makes corporate information accessible and actionable, without sacrificing security.

$329K raised
Apr 2025

Founder Contacts

30,000+ verified contacts

Epalinges, Switzerland

Sustainable green energy solutions for greenhouses and farmers.

$96K raised
Apr 2026

Founder Contacts

30,000+ verified contacts

Zürich, Switzerland

Mosaic-SoC expertise in chip design and developing cutting-edge processors for machine learning and artificial intelligence.

$3.8M raised
Apr 2026

Founder Contacts

30,000+ verified contacts

Austin, United States

SigmaSense provides a digital and fully-scalable sensing technology to solve the noise immunity and tuning challenges of touch sensors.

$9.3M raised
Apr 2024

Founder Contacts

30,000+ verified contacts

Alhambra, United States

AI & ML Semiconductors, Application specific semiconductors, Optical chips, InP, Optical interconnects, Wireless, TMT

$9.0M raised
Apr 2024

Founder Contacts

30,000+ verified contacts

Eindhoven, The Netherlands

Astrape powers the future of datacenters: more bandwidth, less power.

$6.2M raised
Apr 2025

Founder Contacts

30,000+ verified contacts

Pasadena, United States

MEMS Drive is committed to provide superior imaging solutions to mobile devices.

Apr 2024

Founder Contacts

30,000+ verified contacts

Goleta, United States

OpenLight is a manufacturing company that specializes in custom photonic application and circuit chip design.

$50.0M raised
Apr 2026

Founder Contacts

30,000+ verified contacts

Zürich, Switzerland

Polariton Technologies designs and manufactures electro-optic modulators.

Apr 2023

Founder Contacts

30,000+ verified contacts

Melbourne, Australia

Conexxion Systems creates modular infrastructure systems utilizing renewable and sustainable resources.

$250K raised
Apr 2022

Founder Contacts

30,000+ verified contacts

Palo Alto, United States

Palomino Laboratories develops compound semiconductor and MicroLED-based optical interconnect technologies for AI and data communication.

$15.1M raised
Apr 2026

Founder Contacts

30,000+ verified contacts

Calgary, Canada

Ayrton Energy is to provide energy security fueled by hydrogen.

$480K raised
Apr 2025

Founder Contacts

30,000+ verified contacts

Tempe, United States

Purity ReSource provides solvent wastewater recovery systems and hazardous equipment cleaning services to the semiconductor industry.

$1.0M raised
Apr 2026

Founder Contacts

30,000+ verified contacts

Thornton, United States

Forge Nano develops materials engineering technologies focused on precision surface coatings and advanced battery materials.

$42.2M raised
Apr 2026

Founder Contacts

30,000+ verified contacts

Austin, United States

Inspire Semiconductor in developing and delivering superior solutions for HPC, AI, blockchain and other compute-intensive applications.

$3.0M raised
Apr 2025

Founder Contacts

30,000+ verified contacts

Madrid, Spain

g2-Zero develops electrical, vibration-resistant, and alignment-free single photon sources for quantum communication.

$336K raised
Apr 2024

Founder Contacts

30,000+ verified contacts

Béziers, France

Dev'EnR is an independent producer of semiconductors for renewable energies.

$13.7M raised
Apr 2023

Founder Contacts

30,000+ verified contacts

Showing 201 to 225 of 657 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 657 sem companies tracked in the VCBacked database.

Average Funding
$7.4M
Total Funding Tracked
$185.7M
Countries Represented
12

Distribution by Funding Stage

Other25 companies

Top Cities for SEM

1.Zürich
2 companies$3.8M
2.Austin
2 companies$12.3M
3.Buckley
1 companies$806K
4.Glasgow
1 companies$8.0M
5.Ann Arbor
1 companies$15.2M

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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657 SEM Startups (2026) — Recently Funded Companies, Investors & Rounds | VCBacked