# AccuOptotec

Startup profile on Capital Atlas: https://capitalatlas.ai/startups/accuoptotec

- Industry: Semiconductors
- Headquarters: Gongju, South Korea
- Website: www.accuopto.com/
- Total disclosed funding: $1.3M
- Latest round: Series A (May 26, 2026)
- Investors on record: 2

## About

Founded in 2023, Accu Optotec Co., Ltd., based in South Korea, specializes in high-speed, high-precision opto-thermal inspection systems for the semiconductor industry, providing critical technologies for advanced defect detection. The company was founded by Jeonghoon Song, who serves as its CEO. AccuOptotec specializes in high-speed, high-precision opto-thermal inspection systems tailored for the semiconductor industry. Their technologies enable non-contact visual light optical thermography, crucial for detecting contact failures in microchips, particularly in power semiconductors and High Bandwidth Memory (HBM) systems. The company's solutions aid in identifying fine cracks in glass substrates and submicrometer voids in wafer bonding processes, primarily serving high-end semiconductor manufacturers and developers across North America, Europe, and Asia. AccuOptotec generates revenue through direct business-to-business transactions with semiconductor manufacturers. The company's advanced inspection systems are offered as flagship products, typically through one-time purchases or long-term service agreements, allowing clients to integrate these technologies into their production lines. Revenue is customized based on client needs, and the company may partner with select technology providers to enhance its service offerings. In May 2026, AccuOptotec raised KRW 2000 million in series A funding co-led by investors Company K Partners and Rising S Ventures. The company will use the funding to accelerate the commercialization and mass-production deployment of its core semiconductor inspection equipment.

## Funding rounds

- Series A, May 26, 2026, $1.3M — Company K Partners, Rising S Ventures

## Investors

- Company K Partners (https://capitalatlas.ai/funds/company-k-partners) — Series A
- Rising S Ventures (https://capitalatlas.ai/funds/rising-s-ventures) — Series A