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Funded Startups in Watertown, Massachusetts

Updated July 2026

Explore 49 recently funded startups in Watertown, Massachusetts, United States.Access verified founder contact information and funding data.

Total Companies
49
Total Funding
$875.3M
Avg Funding
$35.0M
Industries
7

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Biotechnology
$86.6M
raised

Nido Biosciences is a clinical-stage company that develops precision medicines for severe neurological diseases.

May 2023
Series B

Founder Contacts

30,000+ verified contacts

Biotechnology
$75.5M
raised

Platelet Biogenesis is an allogeneic cell therapy company that focuses on platelet biology.

Nov 2021
Series B

Founder Contacts

30,000+ verified contacts

Biotechnology
$7.0M
raised

Portal is a cell engineering platform company.

May 2026
Venture - Series Unknown

Founder Contacts

30,000+ verified contacts

$65.0M
raised

Progentos Therapeutics develops an approach to treat multiple sclerosis that stimulates the body's natural repair mechanisms.

May 2024
Series A

Founder Contacts

30,000+ verified contacts

$60.8M
raised

Redona Therapeutics specializes in the modulation of functional non-coding RNA to treat cancer and other human diseases.

Jul 2023
Venture - Series Unknown

Founder Contacts

30,000+ verified contacts

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Medical Device
$6.0M
raised

MIT "touch tech" spinout. Diagnostic devices. Software and Hardware.

Mar 2025
Series C

Founder Contacts

30,000+ verified contacts

$6.0M
raised

Tarveda Therapeutics is a developer of miniature drug conjugates designed for the treatment of patients with a wide range of solid tumors.

Sep 2021
Venture - Series Unknown

Founder Contacts

30,000+ verified contacts

Biotechnology
$54.0M
raised

Corner Therapeutics is a biotechnology research company that specializes in the immunotherapy paradigm.

Apr 2024
Series A

Founder Contacts

30,000+ verified contacts

Environmental Consulting
$50K
raised

BERKM solves plastic pollution, CO2 emissions, and beverage and food waste problems.

Aug 2024
Seed

Founder Contacts

30,000+ verified contacts

$5.0M
raised

Ingenia Therapeutics is a biotechnology company developing a therapeutic antibody candidate for capillary diseases.

Jun 2024
Venture - Series Unknown

Founder Contacts

30,000+ verified contacts

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Biotechnology
$500K
raised

Pando Bioscience is a drug discovery platform based on synthetic biology.

Apr 2023
Pre-Seed

Founder Contacts

30,000+ verified contacts

$485K
raised

Preclinical biotech with deep expertise in functional genomics to map genetic variants and advance a rare disease pipeline led by CB-001.

Sep 2024
Grant

Founder Contacts

30,000+ verified contacts

$47.5M
raised

Psivant Therapeutics is a biotechnology company that offers drug design, biology research, and development services.

Dec 2025
Series A

Founder Contacts

30,000+ verified contacts

$45.0M
raised

Syros Pharmaceuticals is a life sciences company that focuses on treating diseases by mapping gene regulatory circuits.

Dec 2023
Post-IPO Equity

Founder Contacts

30,000+ verified contacts

Health Care
$40.0M
raised

Based on our deep science and focused on patients in need.

Jun 2025
Grant

Founder Contacts

30,000+ verified contacts

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Health Care
$40.0M
raised

Zus Health helps a new wave of healthcare builders to create technologies and services without the usual blockers.

Mar 2023
Series A

Founder Contacts

30,000+ verified contacts

Biotechnology
$39.2M
raised

WindGap Medical is a biotech company that manufactures medical devices used to treat patients with severe allergies.

Sep 2021
Series B

Founder Contacts

30,000+ verified contacts

$35.5M
raised

Larkspur Biosciences is a biotechnology business that is developing the next generation of precision immunotherapies to combat cancer.

May 2023
Series A

Founder Contacts

30,000+ verified contacts

Biotechnology
$3.0M
raised

Aldatu Biosciences is the leader in adaptive PCR diagnostics for global health and emerging diseases.

Aug 2024
Grant

Founder Contacts

30,000+ verified contacts

Health Care
$3.0M
raised

Clozex Medical offers skin closure devices for surgical incisions and traumatic lacerations.

Mar 2024
Debt Financing

Founder Contacts

30,000+ verified contacts

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$2.6M
raised

Neumora Therapeutics operates as a clinical-stage biotechnology company.

Apr 2024
Grant

Founder Contacts

30,000+ verified contacts

Biotechnology
$255K
raised

Paretor is a biotechnology company that offers ready-to-load nanoparticles for in vitro/vivo RNA delivery.

Nov 2025
Seed

Founder Contacts

30,000+ verified contacts

Biotechnology
$25.0M
raised

Seismic Therapeutic is a biotechnology company developing machine-learning technology for immunology drug development.

Sep 2024
Series B

Founder Contacts

30,000+ verified contacts

Medical Device
$2.3M
raised

Elastro is a venture-backed neurotechnology startup

Aug 2024
Pre-Seed

Founder Contacts

30,000+ verified contacts

Biotechnology
$225.0M
raised

Disc Medicine is a biopharmaceutical company that develops therapies for hematologic diseases and rare blood disorders.

Oct 2025
Post-IPO Equity

Founder Contacts

30,000+ verified contacts

Showing 1 to 25 of 49 companies
49 VC-Backed Startups in Watertown, Massachusetts (2026) | VCBacked