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Awexome Ray

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Makes the world cleaner, safer, and healthier via next generation EUV and X-Ray light source technology

South KoreaFounded 2018Health Tech & Medtech
Valuation $0–100M Latest valuation · 2026
Headcount <100 Current team size
Total funding $10–50M Disclosed equity funding
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About Awexome Ray

AweXome Ray, a South Korean CleanTech company, was founded in 2018 by Gihm Se Hoon. Gihm, a former researcher at Samsung Electronics specializing in X-ray technology, established the company to pivot from his previous ventures into a hardware-focused enterprise with unicorn potential. AweXome Ray is centered on developing and manufacturing next-generation X-ray generators for air purification and sterilization.

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The company's core technology is a cold-cathode EUV (Extreme Ultraviolet) & X-ray tube that utilizes Carbon Nanotube (CNT) fiber as its emitter. This technology enables the creation of a compact, digitally operated light source that serves as the foundation for its products. The business model is vertically integrated; AweXome Ray produces the core CNT fiber, assembles it into their proprietary digital X-ray tubes, and then incorporates these tubes into their flagship air purification system, Airxome. This approach targets a B2B market, including building owners, factories, and operators of public infrastructure like subway stations, who are seeking to improve indoor air quality and achieve green building certifications such as LEED. Revenue is generated from the sale and installation of these systems.

The primary product, Airxome, is an eco-friendly, filterless air purification and sterilization module. It operates on a principle of photo-ionization, using EUV & Soft X-rays to ionize airborne pollutants, which are then captured by an electrostatic plate. This process effectively removes fine dust (PM), airborne bacteria, and viruses simultaneously without producing ozone or requiring filter replacements, thereby reducing maintenance costs and environmental waste. The system is designed to be installed directly into the existing HVAC (Heating, Ventilation, and Air Conditioning) systems of buildings, such as Air Handling Units (AHU) and Energy Recovery Ventilators (ERV), requiring no additional space. Performance tests have demonstrated high efficacy, removing 99.9% of fine dust and bacteria, and 98.4% of viruses. The company also offers an AI-based total air solution that uses machine learning to monitor air quality and optimize the system's operation.

AweXome Ray has secured notable recognition and funding. In 2020, it was selected as a 'Green Unicorn' candidate by the South Korean Ministry of Environment. The company has raised a total of $2.5 million over two seed rounds, with the latest in July 2019 led by Kakao Ventures and STH. It has also partnered with Posco International to expand sales to overseas construction companies. Keywords: air purification, clean technology, EUV X-ray tube, carbon nanotube fiber, CNT fiber, photo-ionization, filterless air sterilizer, HVAC module, indoor air quality, B2B air solution, Gihm Se Hoon, electrostatic precipitator, green building technology, sustainable building, air pollutant removal, airborne virus removal, smart air sterilization, South Korean startup, Kakao Ventures, air handling unit purifier

Source: Dealroom company data

At a glance

Founded
2018
Headquarters
South Korea
Sector
Health Tech & Medtech

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Investors

13 investors on the cap table

From Dealroom's funding and investor records, grouped by the round each investor first entered.

Series A13 investors entered at this stage

  • Bass Investment
  • Envisioning Partners
  • Hyundai Investment Partners
  • Quantum Ventures Korea
  • BNK Venture Investment
  • GS Ventures
  • Shinhan Asset Management
  • Ascendo Ventures
  • Hanwha Investment & Securities
  • KNET Investment Partners
  • WONIK Investment Partners
  • Union Investment Partners
  • SS Investment Group
Team profiled 1 named & role-tagged
Founders Hidden — book a demo/100 quality score
Key operators 1 quality Hidden — book a demo/100
Potential founders Hidden — book a demo likely future founders
Startup mafia Hidden — book a demo alumni-founded startups
Talent movements Hidden — book a demo in · Hidden — book a demo out past 12 months

Source: Dealroom Talent Intelligence.

Global footprint

Workforce and web traffic by country
Workforce by country
2 countries with
team presence
🇰🇷 South Korea71.4%
🇺🇸 United States28.6%
2 countries shown

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