Valthos logo
AI/ML
Biotech/Pharma
Space/Defense

Valthos

AI systems for biodefense

New York· 8 roles

CORE INFO

$30M
Total Funding
Seed
Round
2024
Founded
11-50
Team Size
New York, New York, United States
Headquarters

Valthos is a biotechnology company that develops AI systems to identify biological threats and design medical countermeasures in real time, primarily serving government agencies and life sciences organizations.

  • Valthos secured $30 million in seed funding in October 2025, led by the OpenAI Startup Fund, with participation from Lux Capital and Founders Fund.prnewswire.com
  • The Economic Times reported on Valthos's efforts to counter AI bio attacks, highlighting the potential risks of AI in bioweapon development.economictimes.indiatimes.com

WHY WE WOULD WORK AT VALTHOS

Mission-Driven Work

Join a team dedicated to safeguarding humanity against biological threats through innovative AI solutions, focusing on real-time identification and countermeasures.

Cutting-Edge Technology

Work with advanced AI systems designed to rapidly characterize biological sequences and develop adaptive solutions like vaccines and neutralizing antibodies.

Collaborative Culture

Be part of a small, dynamic team of experts from diverse backgrounds, fostering collaboration and innovation in the biotechnology and biodefense sectors.

Strong Funding Support

Benefit from a solid financial foundation with $30 million in seed funding from prominent investors like OpenAI Startup Fund, ensuring resources for growth and development.

Impactful Contributions

Contribute to groundbreaking projects that enhance biodefense capabilities for government agencies and life sciences organizations, making a tangible difference in global health.

Growth Opportunities

Experience rapid professional growth in a startup environment that encourages creativity and innovation, with the potential to shape the future of biodefense.

MARKET AND TRACTION

TOTAL ADDRESSABLE MARKET

  • Valthos operates within the biotechnology and biodefense sectors, which are critical for national security and public health.

  • The global biodefense market is expected to grow significantly due to increasing biological threats and the need for advanced medical countermeasures.
  • GROWTH TACTICS

  • Valthos plans to leverage its AI-driven computational methods to rapidly identify and characterize biological threats.

  • The company collaborates with government agencies and life sciences organizations to enhance biodefense capabilities, positioning itself as a leader in the sector.
  • KEY METRICS

    ✦ KEY METRIC
  • Valthos secured $30 million in seed funding in October 2025, indicating strong investor confidence in its mission.

  • The company has a team size of 11-50 employees, reflecting its early-stage growth and development.
  • COMPETITIVE ADVANTAGE

  • Valthos's focus on AI systems for real-time biodefense applications sets it apart from traditional biotechnology firms.

  • The company's ability to rapidly design medical countermeasures, such as vaccines and neutralizing antibodies, enhances its competitive edge in addressing emerging biological risks.
  • NOTABLE CUSTOMERS

  • While specific customers are not publicly disclosed, Valthos collaborates with government and life sciences organizations.

  • These partnerships are crucial for enhancing biodefense capabilities and demonstrate the company's strategic positioning in the market.
  • PRODUCT AND TECH

    AI-Driven Biodefense Systems

    Valthos develops advanced artificial intelligence systems specifically designed for biodefense applications, enabling real-time identification of biological threats and the design of medical countermeasures.

    Rapid Biological Sequence Characterization

    Utilizing cutting-edge computational methods, Valthos rapidly characterizes biological sequences, which is crucial for understanding and responding to emerging biological risks.

    Adaptive Medical Countermeasures

    The company focuses on creating adaptive solutions such as vaccines and neutralizing antibodies, which are essential for effectively countering identified biological threats.

    Collaborative Biodefense Initiatives

    Valthos collaborates with government agencies and life sciences organizations to enhance biodefense capabilities, ensuring a coordinated response to biological threats.

    Stealth Mode Innovation

    Emerging from stealth mode in October 2025, Valthos has secured significant funding to advance its innovative AI-driven solutions for biodefense, highlighting its commitment to safeguarding humanity.

    COMPANY CULTURE

    Values

  • Commitment to safeguarding humanity

  • Innovation in biodefense technology

  • Collaboration with government and life sciences organizations

  • Integrity in research and development

  • Responsiveness to emerging biological threats
  • Operating Principles

  • Leverage cutting-edge AI for real-time solutions

  • Foster a culture of continuous learning and adaptation

  • Encourage open communication and teamwork

  • Prioritize ethical considerations in biotechnology
  • Benefits

  • Opportunity to work on impactful biodefense projects

  • Competitive compensation and equity options

  • Flexible work environment to promote work-life balance

  • Access to professional development resources
  • Team Cadence

  • Regular team meetings to align on goals

  • Agile project management practices

  • Bi-weekly check-ins for feedback and support

  • Monthly all-hands meetings to celebrate achievements
  • Learning & Growth

  • Support for attending industry conferences and workshops

  • Mentorship opportunities from experienced leaders

  • Access to online courses and training programs

  • Encouragement of innovative thinking and experimentation
  • HIRING SIGNAL

    8
    Open roles on their careers page
    Snapshot via live ATS poll
    —
    Net new roles in the last 90 days
    Available once weekly history accrues
    90-Day VelocityV2 · BACKFILL
    Trend builds weekly as historical rows accrue
    By Function
    Breakdown of open roles
    Data · 2
    Design · 1
    Marketing · 1
    Operations · 1
    Engineering · 3
    Top Locations
    Where hiring is concentrated
    Remote-eligible postings counted separately
    New York
    8
    SourcesGreenhouseLeverAshbyWorkableSmartRecruitersRipplingRecruiteeFallback · Wellfound, YC Work-at-a-Startup, careers-page scrape

    KEY COMPANY ANNOUNCEMENTS

    Filter
    12 announcements · ranked by importance
    Apr 1, 2026FUNDINGForm D filing — Valthos Inc. (CIK 0002124500)sec.gov
    Oct 29, 2025FUNDINGValthos Raises $30M from OpenAI, Lux Capital, Founders Fund to Build Next-Generation Biodefenseprnewswire.com
    Oct 1, 2025FUNDINGValthos Raises $30M from OpenAI, Lux Capital, Founders Fund to Build Next-Generation Biodefenseprnewswire.com
    Oct 1, 2025FUNDINGBiodefense startup Valthos completes $30 mill...|Valthos, OpenAI - ChainCatcherchaincatcher.com
    Sep 16, 2026ESSAYAI Is Proliferating Biological Capabilityvalthos.com
    Jul 29, 2026AWARDMeet The World's Next Billion-Dollar Startups 2026forbes.com.au
    Nov 3, 2025FUNDINGValthos Secures $30M Seed Funding for AI Biodefense Systems | Built In NYCbuiltinnyc.com
    Oct 27, 2025FUNDINGBiodefense Startup Valthos Emerges From Stealth With $30M Funding From OpenAI, Thiel’s Founders Fund | citybizcitybiz.co
    Oct 24, 2025FUNDINGOpenAI backs biosecurity startup Valthos with $30 million funding By Investing.cominvesting.com
    Oct 1, 2025FUNDINGValthos Raises $30M in Seed Financingfinsmes.com
    Jan 1, 2026PRESSFrontier Builders | OpenAIopenai.com
    Oct 24, 2025PRESSValthosvalthos.com