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OUR PRODUCTS

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SemiQit

Fast-track your quantum research with reliable silicon quantum dot devices

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SemiQon Cryo-CMOS

Explore the world’s first transistors fully optimized for cryogenic conditions

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COMING SOON

SemiQon Quantum IC Chips

Silicon-based QPUs for scalable, sustainable quantum computing

About

Our company

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About SEMIQON

Pioneering scalable quantum technologies with silicon — making quantum computers commercially viable

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The Team

Bringing together deep expertise in quantum physics, microelectronics, and scalable semiconductor technologies

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Careers

Join a fast-moving quantum startup shaping the future of computing with silicon-based innovation

News & Insights
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Fulfilling the promise of quantum computing. Bridging the gap between today’s reality and future possibilities of quantum computing.
info@semiqon.tech+358 105 710 910
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Commercial inquiries and partnerships

Yukihisa Tsuruta

Business Development Director

yukihisa.tsuruta@semiqon.tech

Investor inquiries

Himadri Majumdar

CEO

himadri.majumdar@semiqon.tech

Media inquiries

Josefiina Latvanen (interim)

josefiina.latvanen@semiqon.tech
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Ulla Henttonen (on parental leave)

Head of Public Affairs and Communications

ulla.henttonen@semiqon.tech

Himadri Majumdar

himadri@semiqon.tech
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Mika Prunnila

mika@semiqon.tech
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Janne Lehtinen

janne@semiqon.tech
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Markku Kainlauri

markku@semiqon.tech
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We power quantum processors for the million-qubit era.

Real, scalable, cryogenic-ready quantum hardware — available now.

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semiqon's technology

We develop silicon-based quantum processors to make future quantum computers more  affordable, scalable, and sustainable. 

Our technology

SemiQon's Mission

Our mission is to power the scale-up of quantum computers with silicon-based quantum processors

About SemiQon
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OUR PRODUCTS

Close-up of a circular green printed circuit board with a central black and gold microchip, mounted on a black platform.

Semiqit

Fast-track your quantum research with reliable silicon quantum dot devices

Close-up of a cryogenic CMOS chip with metallic pins radiating from the center, surrounded by a green glow.

SemiQon Cryo-CMOS

Explore the world’s first transistors fully optimized for cryogenic conditions

Close-up of a silicon wafer with grid patterns reflecting multicolored light, used in semiconductor manufacturing.

SemiQon Quantum IC Chips

COMING SOON

Silicon-based QPUs for scalable, sustainable quantum computing

Featured News & Insights

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What is cryo-CMOS? Our CTO explains
April 23, 2026

What is cryo-CMOS? Our CTO explains

At its core, what we build here at SemiQon is our cryo-optimized CMOS technology. We know it's not the most intuitive topic, so we let our CTO and co-founder, Janne Lehtinen, summarize the key questions we hear most often, from what cryo-CMOS actually means to how it compares to other solutions on the market.
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SemiQon enters new growth phase with new chip launch and cryo-electronics manufacturing expansion
February 19, 2026

SemiQon enters new growth phase with new chip launch and cryo-electronics manufacturing expansion

SemiQon is launching a next-generation quantum chip enabling scalable quantum computing, supported by scalable cryo-optimized manufacturing in new facilities.
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News
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SemiQon explores space applications with support from the European Space Agency
October 28, 2025

SemiQon explores space applications with support from the European Space Agency

Traditional electronics are not designed to perform at extreme temperatures. When it comes to space technologies, the challenge of chronically underperforming electronics has been widely recognized by the likes of NASA and DARPA (U.S. Department of Defense). So far, there has been no suitable solution in sight.
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News

SemiQon in Media

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An Ultra-Low-Power Technology Expands Quantum and Space Potential
April 1, 2026

An Ultra-Low-Power Technology Expands Quantum and Space Potential

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An Ultra-Low-Power Technology Expands Quantum and Space Potential
April 1, 2026

An Ultra-Low-Power Technology Expands Quantum and Space Potential

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Here are Finland’s 10 most interesting startups
March 6, 2026

Here are Finland’s 10 most interesting startups

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Here are Finland’s 10 most interesting startups
March 6, 2026

Here are Finland’s 10 most interesting startups

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Inside Finland’s next wave of innovation: 10 promising startups to keep an eye on this 2026!
January 27, 2026

Inside Finland’s next wave of innovation: 10 promising startups to keep an eye on this 2026!

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In media
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Inside Finland’s next wave of innovation: 10 promising startups to keep an eye on this 2026!
January 27, 2026

Inside Finland’s next wave of innovation: 10 promising startups to keep an eye on this 2026!

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Upcoming Events

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IQT Nordics
June 22, 2026

IQT Nordics

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IQT Nordics
June 22, 2026

IQT Nordics

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GITEX Europe
June 30, 2026

GITEX Europe

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GITEX Europe
June 30, 2026

GITEX Europe

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SiQEW 2026
August 31, 2026

SiQEW 2026

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SiQEW 2026
August 31, 2026

SiQEW 2026

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Looking to connect with us at upcoming events? Get in touch at events@semiqon.tech

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Building silicon-based quantum hardware to power the scale-up of quantum computing.

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