# 1ST Biotherapeutics

Startup profile on Capital Atlas: https://capitalatlas.ai/startups/1st-biotherapeutics

- Industry: Biotechnology
- Headquarters: Yongin, South Korea
- Website: www.1stbio.com
- Total disclosed funding: $60M
- Latest round: Series D (Jan 26, 2026)
- Investors on record: 21

## About

Founded in 2016, 1ST Biotherapeutics, Inc. specializes in the development of therapeutics addressing critical medical needs. In January 2026, 1ST Biotherapeutics, Inc. raised KRW 31.7 billion in series D funding co-led by Groom Investment, Double Capital, and Smilegate Investment, with participation from Anda Investment Partners, DAYLI Partners, LigaChem Biosciences Inc., Mirae Asset Securities, CKD Venture Capital, ANDA Asset Management, Woori Investment Securities, Wanted Lab Partners, and Korea Investment & Securities.1ST Biotherapeutics specializes in the discovery and development of therapeutics aimed at addressing critical unmet medical needs in neurodegenerative diseases, immuno-oncology, and rare diseases. Their portfolio includes drug candidates that leverage advances in genomic-based target discovery and biomarker identification, with a focus on improving patient treatment outcomes. The company collaborates with healthcare providers, research institutions, and pharmaceutical partners, primarily in North America, Europe, and Asia.In 2023, 1ST Biotherapeutics reported no revenue, with financial figures indicating an EBITDA of KRW -9,255,779.60 for the same year. Revenue generation is based on strategic partnerships and collaborations, with a structure likely revolving around milestone payments and potential royalties from successful product developments.The company will use the January 2026 funding to support its growth and further development of its clinical capabilities.

## Funding rounds

- Series D, Jan 26, 2026, $22M — Korea Investment & Securities, CKD Venture Capital, Woori Investment Securities, Smilegate Investment, ANDA Asset Management, DAYLI Partners, Mirae Asset Securities, LigaChem Biosciences Inc., Wanted Lab Partners, Groom Investment, Anda Investment Partners, Double Capital
- Series C, Jul 30, 2020, $14M — Shinhan Venture Investment, Smilegate Investment
- Series B, Apr 1, 2018, $18M — KB Investment, InterVest, Smilegate Investment, Daesung Private Equity, Solidus Investment, BNH Investment, K-Run Ventures, Soorim Venture Capital, LSK Investment
- Series A, Dec 1, 2016, $6.8M — KB Investment, InterVest, Smilegate Investment, Solidus Investment, BNH Investment, K-Run Ventures, Soorim Venture Capital, LSK Investment

## Investors

- KB Investment (https://capitalatlas.ai/funds/kb-investment) — Series A, Series B
- InterVest (https://capitalatlas.ai/funds/intervest) — Series A, Series B
- Smilegate Investment (https://capitalatlas.ai/funds/smilegate-investment) — Series A, Series B, Series C, Series D
- Solidus Investment (https://capitalatlas.ai/funds/solidus-investment) — Series A, Series B
- BNH Investment (https://capitalatlas.ai/funds/bnh-investment) — Series A, Series B
- K-Run Ventures (https://capitalatlas.ai/funds/k-run-ventures) — Series A, Series B
- Soorim Venture Capital (https://capitalatlas.ai/funds/soorim-venture-capital) — Series A, Series B
- LSK Investment (https://capitalatlas.ai/funds/lsk-investment) — Series A, Series B
- Daesung Private Equity (https://capitalatlas.ai/funds/daesung-private-equity) — Series B
- Shinhan Venture Investment (https://capitalatlas.ai/funds/shinhan-venture-investment) — Series C
- Korea Investment & Securities (https://capitalatlas.ai/funds/korea-investment-securities) — Series D
- CKD Venture Capital (https://capitalatlas.ai/funds/ckd-venture-capital) — Series D
- Woori Investment Securities — Series D
- ANDA Asset Management (https://capitalatlas.ai/funds/anda-asset-management) — Series D
- DAYLI Partners (https://capitalatlas.ai/funds/dayli-partners) — Series D
- Mirae Asset Securities (https://capitalatlas.ai/funds/mirae-asset-securities) — Series D
- LigaChem Biosciences Inc. — Series D
- Wanted Lab Partners (https://capitalatlas.ai/funds/wanted-lab-partners) — Series D
- Groom Investment (https://capitalatlas.ai/funds/groom-investment) — Series D
- Anda Investment Partners — Series D
- Double Capital — Series D