Biotech Startups

Sitala Bio develops treatments targeting harmful inflammation for neurodegenerative and inflammatory diseases. It operates in the biotechnology and therapeutics sector.

1 investor

SiteBridge Research is an integrated research organization that connects physicians and patients to clinical trials, with a focus on reaching underserved communities and reducing operational barriers for research sites. The company builds a network of community practices to deliver industry-sponsored clinical research while improving diversity and access in patient participation.

1 investor

SiteLabs works with independent pharmacies in the U.S. to offer preventive health screenings, close gaps in care, and recruit patients for clinical trials, using pharmacies as neighborhood screening and recruitment hubs. It serves independent pharmacies, health plans, and clinical trial sponsors seeking to reach underserved and at-risk populations.

1 investor

Deep tech company; invested from Fund I in 2015

1 investor

Sitero provides institutional review board (IRB) services and an electronic submission system for clinical research studies. The company serves sponsors and contract research organizations managing multi-site research protocols.

1 investor

SJC Bio develops resorbable polymer-ceramic composite biomaterials for dental and craniofacial surgical applications, with its lead product OsseoCem providing immediate structural stability for bone grafting procedures.

1 investor

Skeletalis is developing OASIS, a targeted small-molecule platform for musculoskeletal and bone health that concentrates therapy at sites of active bone loss while preserving the body's natural bone remodeling. The company translates bone biology research into therapies designed to protect and rebuild bone.

1 investor

Skin Tech Pharma Group develops multiple branded skincare and dermatological products designed to address various skin conditions through a science-based approach to aesthetic treatments.

1 investor

Boston-area biotech developing gene therapies for genetic causes of pediatric hearing loss.

1 investor

SkyrBiotics® is a consumer-facing biotic ingredient concept for dairy products, combining named microbiome strains, research-informed doses, and scientific substantiation for co-branding partnerships with dairy brands. Developed in Reykjavík and inspired by Iceland's dairy tradition, it aims to add credible, functional biotic benefits to everyday dairy foods like skyr, yogurt, and cottage cheese.

1 investor

A healthcare-focused organization that applies P4 medicine principles—predictive, preventive, personalized, and participatory care—leveraging data analytics and tailored treatment approaches for patients and healthcare payors. The company works with academic, corporate, and venture capital partners to deliver value across the healthcare ecosystem.

1 investor

Slice provides software tools for medical affairs and life sciences professionals working in biotech, pharma, and contract research organizations, addressing workflow inefficiencies and document management challenges.

1 investor

Smart Tissues develops biodegradable biomaterials and biofabrication technologies to support tissue regeneration and treat chronic wounds. The company targets patients with wounds and tissue damage that are unresponsive to existing treatments.

1 investor

SmartCatch develops compact microfiltration devices that isolate Circulating Tumor Cells (CTCs) directly from whole blood without pre-analytical steps, enabling liquid biopsy for cancer diagnosis and monitoring. Its products target clinicians, pharmaceutical companies, and researchers in medical oncology and precision medicine.

1 investor

Smart Cells stores and processes umbilical cord blood and tissue containing stem cells for families in the UK, offering banking services for potential future medical use. The company is part of Europe's largest stem cell bank and operates with full regulatory licensing and approval.

1 investor

SmartFlow Technologies designs and manufactures tangential flow filtration systems for high-solids separation across biopharmaceutical, food processing, and industrial applications. The company's patented filtration modules preserve product quality while concentrating value in complex separations across corn ethanol, dairy, precision fermentation, and specialty chemical processing.

1 investor

SMOK Ventures is a pre-seed and seed stage venture fund based in the US and Poland that invests in technical founders from Central and Eastern Europe building for global markets, with a focus on developer tools and industry-specific AI agents.

1 investor

Kidney-Chek provides an at-home saliva test for early detection of kidney disease in cats and dogs. The test enables pet owners to identify potential health issues before symptoms appear, supporting preventative care for companion animals.

1 investor

Sobrera Pharma is a life science pharmaceutical company developing treatments for alcohol abuse, founded by researchers and clinicians from the Sahlgrenska Academy, University of Gothenburg.

1 investor

1 investor

Sofregen develops silk protein-based biomaterials and medical devices for soft tissue regeneration in aesthetic and surgical procedures. The company creates injectable and implantable products designed to support tissue repair and enhancement in cosmetic and reconstructive surgery.

1 investor

SoilWise develops biobased soil health technology, offering natural soil disinfection (Bodem Resetten), invasive plant control (Roots Reset), and algae and moss control (MossKade). The company provides these soil-borne solutions as alternatives to chemical treatments.

1 investor

Solarferm produces fermentation-grade sugar feedstock by combining carbon dioxide, hydrogen, engineered chemistry, and engineered microorganisms in a continuous thermocatalytic and electrochemical process that requires no crops or solid feedstocks. It supplies and licenses this "programmable sugar" technology to biomanufacturing customers across food, ingredients, materials, chemicals, fragrances, and pharmaceuticals.</parameter> <parameter name="founders">[]

1 investor

Solar Foods produces Solein, a protein ingredient derived from naturally occurring microbes using air, water, and renewable electricity rather than traditional agriculture. The company serves food manufacturers and the food industry with a sustainable protein alternative to reduce resource consumption and environmental impact.

1 investor