# MassChallenge's Biotech Investments: 68 Startups in Its Portfolio (2026)

> The 68 Biotech startups MassChallenge has backed, by stage: $1.2B raised between them. From the rounds we track; updated nightly.

Source: https://millionrounds.com/portfolio-maps/masschallenge-biotech-portfolio (Millionrounds; every figure on the page links to its filing or article)

## Stage not reported

35

- [BrainCo](https://millionrounds.com/company/brainco)
- [Alleviant Medical](https://millionrounds.com/company/alleviant-medical)
- [Cellino](https://millionrounds.com/company/cellino)
- [*DZ* Day Zero Diagnostics](https://millionrounds.com/company/day-zero-diagnostics)
- [RevBio](https://millionrounds.com/company/revbio)
- [Nagi Bioscience](https://millionrounds.com/company/nagi-bioscience)
- [Microcaps](https://millionrounds.com/company/microcaps)
- [Imbed Biosciences](https://millionrounds.com/company/imbed-biosciences)
- [BIOS](https://millionrounds.com/company/bios)
- [CranioSense](https://millionrounds.com/company/craniosense)
- [*K* Keraderm](https://millionrounds.com/company/keraderm)
- [Aldatu Biosciences](https://millionrounds.com/company/aldatu-biosciences)
- [PlusVitech](https://millionrounds.com/company/plusvitech)
- [Strados Labs](https://millionrounds.com/company/strados-labs)
- [*MW* Molecular Warehouse](https://millionrounds.com/company/molecular-warehouse)
- [*M* MemoryWell](https://millionrounds.com/company/memorywell)
- [Tympanogen](https://millionrounds.com/company/tympanogen)
- [SwissDeCode](https://millionrounds.com/company/swissdecode)
- [Criam](https://millionrounds.com/company/criam)
- [Oxalo Therapeutics](https://millionrounds.com/company/oxalo-therapeutics)
- [Haima Therapeutics](https://millionrounds.com/company/haima-therapeutics)
- [Speratum Biopharma, Inc.](https://millionrounds.com/company/speratum-biopharma-inc)
- [Limula](https://millionrounds.com/company/limula)
- [Reveal Pharmaceuticals](https://millionrounds.com/company/reveal-pharmaceuticals)

+11 more

## Pre-seed and seed

16

- [DJS Antibodies](https://millionrounds.com/company/djs-antibodies)
- [Noriware](https://millionrounds.com/company/noriware)
- [B'ZEOS](https://millionrounds.com/company/b-zeos)
- [NeuroBionics](https://millionrounds.com/company/neurobionics)
- [Gina Life](https://millionrounds.com/company/gina-life)
- [Cocoon Biotech](https://millionrounds.com/company/cocoon-biotech)
- [CellX Biosolutions](https://millionrounds.com/company/cellx-biosolutions)
- [INIA Biosciences](https://millionrounds.com/company/inia-biosciences)
- [SafeGuard Surgical](https://millionrounds.com/company/safeguard-surgical)
- [Kejako](https://millionrounds.com/company/kejako)
- [Disease Diagnostic Group](https://millionrounds.com/company/disease-diagnostic-group)
- [SeaStock](https://millionrounds.com/company/seastock)
- [O2 RegenTech](https://millionrounds.com/company/o2-regentech)
- [*MO* Myriad Optics](https://millionrounds.com/company/myriad-optics)
- [Energesis Pharmaceuticals](https://millionrounds.com/company/energesis-pharmaceuticals)
- [Unima](https://millionrounds.com/company/unima)

## Series A

9

- [Axonis Therapeutics](https://millionrounds.com/company/axonis-therapeutics)
- [EBT Medical](https://millionrounds.com/company/ebt-medical)
- [Virtudent](https://millionrounds.com/company/virtudent)
- [Octarine Bio](https://millionrounds.com/company/octarine-bio)
- [Aspivix](https://millionrounds.com/company/aspivix)
- [Adiposs](https://millionrounds.com/company/adiposs)
- [Combinostics](https://millionrounds.com/company/combinostics)
- [KnipBio](https://millionrounds.com/company/knipbio)
- [Fluid-Screen](https://millionrounds.com/company/fluid-screen)

## Series B

8

- [Alkeus Pharmaceuticals](https://millionrounds.com/company/alkeus-pharmaceuticals)
- [Platelet BioGenesis](https://millionrounds.com/company/platelet-biogenesis)
- [Windgap Medical](https://millionrounds.com/company/windgap-medical)
- [Infinite Roots](https://millionrounds.com/company/infinite-roots)
- [SQZ Biotech](https://millionrounds.com/company/sqz-biotech)
- [Lymphatica Medtech](https://millionrounds.com/company/lymphatica-medtech)
- [iSpecimen](https://millionrounds.com/company/ispecimen)
- [Cerahelix](https://millionrounds.com/company/cerahelix)

## Segment by segment

### Stage not reported

35 startups · $590M raised

- [**BrainCo**](https://millionrounds.com/company/brainco) Brain Co. United States $292M
- [**Alleviant Medical**](https://millionrounds.com/company/alleviant-medical) Alleviant Medical is a medical device company based in Austin, Texas, founded in 2017. United States $165M
- [**Cellino**](https://millionrounds.com/company/cellino) Cellino is building a scalable, automated biomanufacturing system for potentially curative personalized cell therapies. United States $25M
- [*DZ* **Day Zero Diagnostics**](https://millionrounds.com/company/day-zero-diagnostics) United States $25M
- [**RevBio**](https://millionrounds.com/company/revbio) RevBio was started with one goal in mind, to end medicine’s 50-year search for a biocompatible bone adhesive. United States $17M
- [**Nagi Bioscience**](https://millionrounds.com/company/nagi-bioscience) Nagi Bioscience aims to revolutionize the way toxic and/or beneficial effects of substances are tested. Switzerland $14M
- [**Microcaps**](https://millionrounds.com/company/microcaps) Microcaps develops a novel technology that enables the scalable production of precise microcapsules and microparticles. Switzerland $10M
- [**Imbed Biosciences**](https://millionrounds.com/company/imbed-biosciences) Imbed Biosciences is a Privately held medical device company. United States $8.2M

### Pre-seed and seed

16 startups · $36M raised

- [**DJS Antibodies**](https://millionrounds.com/company/djs-antibodies) DJS Antibodies designs and discovers novel therapeutic monoclonal antibodies against GPCRs. - $8.0M
- [**Noriware**](https://millionrounds.com/company/noriware) noriware is a materials company solving real packaging problems. Switzerland $6.4M
- [**B'ZEOS**](https://millionrounds.com/company/b-zeos) B'ZEOS is a green-tech and blue-tech company based in Oslo, Norway, focused on transforming the packaging industry by replacing fo Switzerland $5.2M
- [**NeuroBionics**](https://millionrounds.com/company/neurobionics) NeuroBionics is a biotechnology startup based in Boston, founded in 2023. United States $4.2M
- [**Gina Life**](https://millionrounds.com/company/gina-life) Gina Life is femtech company developing a platform of biomarkers strategy supported by AI for early detection in women’s health space. - $3.1M
- [**Cocoon Biotech**](https://millionrounds.com/company/cocoon-biotech) Cocoon Biotech, Inc. United States $2.2M
- [**CellX Biosolutions**](https://millionrounds.com/company/cellx-biosolutions) CellX Biosolutions is an ETH Zurich-born startup, on a mission to redefine how we treat chemical pollutants. Switzerland $1.9M
- [**INIA Biosciences**](https://millionrounds.com/company/inia-biosciences) INIA Biosciences develops non-invasive, home-administered, and closed-loop medical devices to manage chronic inflammatory diseases. United States $1.5M

### Series A

9 startups · $156M raised

- [**Axonis Therapeutics**](https://millionrounds.com/company/axonis-therapeutics) Axonis Therapeutics is a Boston-based biotechnology company founded in 2019, focused on developing innovative oral therapies for n United States $115M
- [**EBT Medical**](https://millionrounds.com/company/ebt-medical) EBT Medical is a clinical-stage startup developing disruptive neuromodulation therapies for pelvic health disorders. Canada $10M
- [**Virtudent**](https://millionrounds.com/company/virtudent) Virtudent is a Boston-based teledentistry and on-site dental care provider founded in 2014. United States $8.0M
- [**Octarine Bio**](https://millionrounds.com/company/octarine-bio) Octarine Bio is a Danish biotechnology company founded in 2018 and based in Copenhagen. Denmark $5.9M
- [**Aspivix**](https://millionrounds.com/company/aspivix) Aspivix is a Swiss-based medical device company founded in 2015, focused on advancing women’s healthcare through innovative gyneco Switzerland $5.1M
- [**Adiposs**](https://millionrounds.com/company/adiposs) Adiposs SA is a clinical-stage life science startup based in Geneva, Switzerland, specializing in medical imaging technologies and Switzerland $5.0M
- [**Combinostics**](https://millionrounds.com/company/combinostics) Combinostics is a software tools for diagnostics support. Finland $4.3M
- [**KnipBio**](https://millionrounds.com/company/knipbio) KnipBio is a biotechnology company that develops responsible and sustainable commercial feed solutions for the aquaculture industry. United States $1.6M

### Series B

8 startups · $446M raised

- [**Alkeus Pharmaceuticals**](https://millionrounds.com/company/alkeus-pharmaceuticals) Alkeus Pharmaceuticals is a Boston-based startup focused on treatments for serious ophthalmic conditions. United States $150M
- [**Platelet BioGenesis**](https://millionrounds.com/company/platelet-biogenesis) Platelet Biogenesis is an allogeneic cell therapy company that focuses on platelet biology. United States $102M
- [**Windgap Medical**](https://millionrounds.com/company/windgap-medical) WindGap Medical is a biotech company that manufactures medical devices used to treat patients with severe allergies. United States $70M
- [**Infinite Roots**](https://millionrounds.com/company/infinite-roots) Infinite Roots is a biotech company that uses mycelium, or mushroom roots, to create alternative proteins to transform the food system. Germany $61M
- [**SQZ Biotech**](https://millionrounds.com/company/sqz-biotech) SQZ Biotech features a cell engineering technology designed to deliver a diverse set of materials into patient cells. United States $23M
- [**Lymphatica Medtech**](https://millionrounds.com/company/lymphatica-medtech) Lymphatica Medtech is a medical device development company developing a minimally invasive solution for chronic lymphedema. Switzerland $20M
- [**iSpecimen**](https://millionrounds.com/company/ispecimen) iSpecimen is the marketplace for human biospecimens, providing researchers with the samples they need from the patients they want. United States $18M
- [**Cerahelix**](https://millionrounds.com/company/cerahelix) Cerahelix, Inc. United States $3.3M

**How this map is made.** Every startup here works in Biotech and has raised money in a round we track that names MassChallenge as an investor. Each sits under the stage of its latest round. Rebuilt nightly; updated 15 November 2026.

## More portfolio maps

[All portfolios](https://millionrounds.com/portfolio-maps)

[Sector portfolio **MassChallenge's Healthtech portfolio** 77 startups · $395M](https://millionrounds.com/portfolio-maps/masschallenge-healthtech-portfolio)[Sector portfolio **MassChallenge's AI portfolio** 58 startups · $2.0B](https://millionrounds.com/portfolio-maps/masschallenge-ai-portfolio)[Sector portfolio **MassChallenge's Agtech portfolio** 28 startups · $72M](https://millionrounds.com/portfolio-maps/masschallenge-agtech-portfolio)[Sector portfolio **MassChallenge's Big Data & Analytics portfolio** 25 startups · $91M](https://millionrounds.com/portfolio-maps/masschallenge-big-data-analytics-portfolio)[Sector portfolio **MassChallenge's Hardware & Electronics portfolio** 21 startups · $233M](https://millionrounds.com/portfolio-maps/masschallenge-hardware-electronics-portfolio)[Sector portfolio **MassChallenge's Fintech portfolio** 20 startups · $153M](https://millionrounds.com/portfolio-maps/masschallenge-fintech-portfolio)

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