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SEM Startups

Updated July 2026

Companies in the sem sector developing innovative solutions and technologies.

Explore 667 recently funded sem companies with verified founder contact information and fundraising data.

Total Companies
667
Total Funding
$359.4M
Avg Funding
$14.4M
Global Reach
7
countries

Top Cities for SEM

Siegen
Fairport
Munich
Santa Clara
San Diego
Hessle

Recently Funded Companies

Export
Siegen, Germany

eleQtron develops and operates trapped-ion quantum computers built for industrial and scientific use.

$66.6M raised
May 2026

Founder Contacts

30,000+ verified contacts

Fairport, United States

Owl Autonomous Imaging provides intelligent monocular 3D thermal ranging solutions for autonomous vehicles.

May 2025

Founder Contacts

30,000+ verified contacts

Munich, Germany

reVenton Asset Partners creates, funds, and manages infrastructure for renewable energy.

$22.6M raised
May 2025

Founder Contacts

30,000+ verified contacts

Santa Clara, United States

Anello Photonics is a technology company developing a silicon photonic optical gyroscope to navigate autonomous applications.

$25.0M raised
May 2026

Founder Contacts

30,000+ verified contacts

San Diego, United States

Cardea is developing a new generation of (bio)technology infrastructure based on proprietary biology-gated transistors.

$1.1M raised
May 2022

Founder Contacts

30,000+ verified contacts

Hessle, United Kingdom

BACB is a Holistic Decarbonization Consultancy and Developer renowned for its track record of delivery, integrity, and independence.

$259K raised
May 2023

Founder Contacts

30,000+ verified contacts

Waterloo, Canada

KA Imaging designs and manufactures innovative X-ray detectors and systems for medical, industrial, and veterinary imaging markets.

May 2024

Founder Contacts

30,000+ verified contacts

West Covina, United States

General Compute provides an ASIC-based cloud inference platform with an OpenAI-compatible API for deploying and serving AI models.

$15.0M raised
May 2026

Founder Contacts

30,000+ verified contacts

Brussels, Belgium

VoxelSensors, Your World, Our Canvas

$73K raised
May 2025

Founder Contacts

30,000+ verified contacts

New York, United States

EeroQ designs quantum-computing hardware using a novel approach based on single electrons floating on superfluid helium.

May 2026

Founder Contacts

30,000+ verified contacts

Richardson, United States

Transcend Semiconductor develops high-speed vehicle bus chips with a focus on quality and innovation.

$13.9M raised
May 2025

Founder Contacts

30,000+ verified contacts

San Jose, United States

CNEX provides revolutionary solid-state storage semiconductor and software solutions for cloud, hyper-scale, and enterprise data centers.

$14.7M raised
May 2022

Founder Contacts

30,000+ verified contacts

San Francisco, United States

Volantis is a semiconductor manufacturing company that designs and manufactures AI chips optimized for high-performance computing needs.

May 2026

Founder Contacts

30,000+ verified contacts

Santa Clara, United States

Sagence AI is a semiconductor company developing products in the neural computing segment.

$22.3M raised
May 2023

Founder Contacts

30,000+ verified contacts

Sheffield, United Kingdom

SCI Semiconductor is developing and commercialising next generation, cyber-secure processor devices.

$3.4M raised
May 2025

Founder Contacts

30,000+ verified contacts

Dundee, United Kingdom

Heero Technologies is a self-sustaining energy platform that strives to make net zero homes a possibility.

$292K raised
May 2024

Founder Contacts

30,000+ verified contacts

Leeds, United Kingdom

Bidnamic is a machine learning platform that helps retailers unlock the full potential of Google Shopping.

$5.0M raised
May 2022

Founder Contacts

30,000+ verified contacts

Park Street, United Kingdom

BintangChip specializes in designing and manufacturing semiconductor materials essential for various electronic applications.

$12.5M raised
May 2025

Founder Contacts

30,000+ verified contacts

Bethesda, United States

Random Walk Solutions provides AI-based enterprise solutions including integration, analytics, consulting, and managed AI services.

$681K raised
May 2024

Founder Contacts

30,000+ verified contacts

Menlo Park, United States

Nelumbo is Providing radical, lasting technological improvements to the heating and cooling industry.

$2.9M raised
May 2024

Founder Contacts

30,000+ verified contacts

Cornelius, United States

Akoustis™ is a “fabless” high-tech semiconductor company.

$10.0M raised
May 2024

Founder Contacts

30,000+ verified contacts

Goleta, United States

Nexus Photonics offers heterogeneous photonics, lasers, semiconductors, electronics, and more.

$5.0M raised
May 2022

Founder Contacts

30,000+ verified contacts

Sagamihara, Japan

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

May 2026

Founder Contacts

30,000+ verified contacts

Sydney, Australia

Diraq develops quantum computers utilizing modified silicon transistors, making them suitable for utility-scale applications.

$38.0M raised
May 2026

Founder Contacts

30,000+ verified contacts

Palo Alto, United States

PsiQuantum focuses on developing a scalable quantum computer using photonic qubits.

$100.0M raised
May 2026

Founder Contacts

30,000+ verified contacts

Showing 151 to 175 of 667 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 667 sem companies tracked in the VCBacked database.

Average Funding
$14.4M
Total Funding Tracked
$359.4M
Countries Represented
7

Distribution by Funding Stage

Other25 companies

Top Cities for SEM

1.Santa Clara
2 companies$47.3M
2.Siegen
1 companies$66.6M
3.Fairport
1 companiesUndisclosed
4.Munich
1 companies$22.6M
5.San Diego
1 companies$1.1M

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