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SEM Startups

Updated July 2026

Companies in the sem sector developing innovative solutions and technologies.

Explore 654 recently funded sem companies with verified founder contact information and fundraising data.

Total Companies
654
Total Funding
$1.0B
Avg Funding
$40.3M
Global Reach
9
countries

Top Cities for SEM

Gainesville
Ithaca
New York
San Francisco
Santa Monica
Singapore

Recently Funded Companies

Export
Gainesville, United States

Mattrix Technologies develops full-aperture OLET display.

Nov 2022

Founder Contacts

30,000+ verified contacts

Ithaca, United States

OWiC Technologies is a developer of smartphone-readable microscopic optical smart ID tags.

$1.0M raised
Jan 2023

Founder Contacts

30,000+ verified contacts

New York, United States

LIS Technologies develops laser isotope separation technology that utilizes infrared lasers to excite specific isotopes for separation.

$17.0M raised
Jan 2026

Founder Contacts

30,000+ verified contacts

San Francisco, United States

Tempo Automation is transforming the way companies innovate and bring new electronic products to market.

$79.0M raised
Nov 2022

Founder Contacts

30,000+ verified contacts

Santa Monica, United States

Swell Energy is a home energy company that provides smart grid and energy management solutions for homeowners and businesses.

$120.0M raised
Nov 2022

Founder Contacts

30,000+ verified contacts

Singapore, Singapore

DeepTech SaaS That Makes Your Ads 40% More Cost-Efficient in 40% Less Time

$500K raised
Jan 2022

Founder Contacts

30,000+ verified contacts

Düsseldorf, Germany

Ubiquitous computing, universal RISC-V microprocessor

$3.7M raised
Nov 2024

Founder Contacts

30,000+ verified contacts

Grenoble, France

Aniah specializes in chip design closure and full-chip analysis at the transistor level.

$6.1M raised
Nov 2022

Founder Contacts

30,000+ verified contacts

Sainte-hélène-du-lac, France

Zadient Technologies is a company engaged in production of synthetic silicon carbide a building block for power semiconductors.

$40.4M raised
Nov 2025

Founder Contacts

30,000+ verified contacts

Oslo, Norway

Vianode provides sustainable anode graphite solutions for the battery industry.

$475.4M raised
Nov 2025

Founder Contacts

30,000+ verified contacts

Palaiseau, France

NcodiN develops nanophotonic chips for data transport for processors that improves speed, energy efficiency and heating of the circuit

$18.4M raised
Nov 2025

Founder Contacts

30,000+ verified contacts

Raleigh, United States

LUMEOVA is a wireless tech innovator delivering ultra-fast optical connectivity far beyond traditional Wi-Fi speeds.

$337K raised
Nov 2024

Founder Contacts

30,000+ verified contacts

Dundee, United Kingdom

UltraPure is an EU EIC Pathfinder project developing nanoparticle-free ultrapure water technology for nanoelectronics manufacturing.

$3.5M raised
Nov 2025

Founder Contacts

30,000+ verified contacts

Irvine, United States

Elevation is a manufacturing company that develops high voltage power management solutions such as AC-DC controllers.

$15.0M raised
Nov 2024

Founder Contacts

30,000+ verified contacts

Santa Clara, United States

Aligned Carbon is the first company to provide semiconductor-pure, aligned carbon nanotubes on industry standard wafers for manufacturing

Nov 2022

Founder Contacts

30,000+ verified contacts

Paris, France

Hummink develops additive manufacturing technology designed to provide tools to design and manufacture at the nanoscale.

$17.4M raised
Nov 2025

Founder Contacts

30,000+ verified contacts

Terrassa, Spain

VACWAYlockers is a vending system for the management and rental of automatic lockers.

$1.6M raised
Nov 2022

Founder Contacts

30,000+ verified contacts

Klosterneuburg, Austria

Cell Therapy transformed cancer treatment. Sarcura will transform cell therapy manufacturing.

$7.3M raised
Nov 2022

Founder Contacts

30,000+ verified contacts

San Jose, United States

Astera Labs is a semiconductor company that provides connectivity solutions for intelligent systems.

$150.0M raised
Nov 2022

Founder Contacts

30,000+ verified contacts

Salem, United States

Titan Advanced Energy Solutions is a provider of ultrasound-based battery management solutions

$33.0M raised
Nov 2021

Founder Contacts

30,000+ verified contacts

Carlsbad, United States

Iridia is a nanotechnology company that specializes in bio-chemistry, molecular biology, and DNA.

$6.0M raised
Nov 2021

Founder Contacts

30,000+ verified contacts

Saint John, Canada

Video Intelligence Platform

$1.9M raised
Nov 2025

Founder Contacts

30,000+ verified contacts

Middlesex, United States

EnaChip is a semiconductor microdevice company focused on the development of micro-magnetic components and devices.

$3.5M raised
Nov 2025

Founder Contacts

30,000+ verified contacts

San Francisco, United States

VR UniBlock is fabless semiconductor company commercializing ultra-low-latency wireless systems for real time applications and beyond.

Nov 2023

Founder Contacts

30,000+ verified contacts

San Jose, United States

NextFlex is an electronics company that provides additive technologies to facilitate semiconductor packaging.

$6.5M raised
Nov 2023

Founder Contacts

30,000+ verified contacts

Showing 576 to 600 of 654 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 654 sem companies tracked in the VCBacked database.

Average Funding
$40.3M
Total Funding Tracked
$1.0B
Countries Represented
9

Distribution by Funding Stage

Other25 companies

Top Cities for SEM

1.San Francisco
2 companies$79.0M
2.San Jose
2 companies$156.5M
3.Gainesville
1 companiesUndisclosed
4.Ithaca
1 companies$1.0M
5.New York
1 companies$17.0M

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