Skip to main content
O

Companies Starting with O

25 funded companies found

Total Companies
25
Total Funding
$255.6M
Industries
12

Companies

Export
Consumer Goods
London, United Kingdom

OnBuy is an online marketplace connecting buyers and third-party sellers across various product categories.

$3.9M raised
Nov 2023
Computer
San Francisco, United States

Oncade is a platform for game distribution that turns gaming communities into revenue engines.

$4.0M raised
May 2025
Biotechnology
San Carlos, United States

Onc.AI is a software that specializes in clinical oncology, genomics, proteomics, and radiomics.

$2.0M raised
Oct 2024
Health Care
Tokyo, Japan

ON CALL is a healthcare company that offers home medical care services with active doctors and bilingual translators.

$1.0M raised
Nov 2023
Software
Tampere, Finland

Oncarbon is a carbon management platform for air travel, API-first.

$374K raised
Aug 2021
Baby
Berkeley, United States

Once Upon a Farm creates nutritious food products for children.

$52.0M raised
Mar 2022
SaaS
Zürich, Switzerland

Onchain Labs offers scalable Web3 software-as-a-service solution for blockchain technology accessibility.

$5.8M raised
Aug 2024
Blockchain
Miami, United States

OnChain Studios is a software company.

$23.0M raised
Jun 2022
Biopharma
San Diego, United States

Onchilles Pharma is a biotechnology company developing first-in-class biologics therapies for the treatment of cancer.

$25.0M raised
Nov 2025
Medical
Tokyo, Japan

On-chip biotechnologies is a medical research field that manufacturers and sells devices like cell sorters, droplet generators, and more.

$1.3M raised
May 2024
Information Technology
Mclean, United States

Onclave Networks is isolate and contain segmented Operational Technology devices through our Secure IoT platform.

$256K raised
Aug 2021
Analytics
London, United Kingdom

Onclusive provides media monitoring and PR analytic solutions for communications teams.

Aug 2022
Biotechnology
Zurich, Switzerland

Oncobit enabling personalized cancer care by developing precise and highly sensitive diagnostic and monitoring tests.

$1.7M raised
Nov 2024
Biopharma
Rockville, United States

OncoC4 is a biopharmaceutical company that engages in the discovery and development of novel biologicals for cancer treatment.

$50.0M raised
Oct 2025
Biotechnology
Brookline, United States

Oncoheroes Biosciences is a biotech company.

Jan 2026
Biotechnology
Calgary, Canada

Onco-Innovations is a biotech business that develops and commercializes medicines for various cancers.

$886K raised
Jan 2026
Biotechnology
Oslo, Norway

Oncoinvent develops new radiopharmaceutical products for better treatment options for cancer patients.

$11.8M raised
Dec 2024
Biotechnology
Cheongju, South Korea

Oncolab is developing a technology that reduces systemic toxicity and enhances therapeutic efficacy.

$684K raised
Nov 2025
Health Care
Atlanta, United States

OncoLens replaces the current labor intensive process of patient case collaboration and subsequent CoC accreditation in cancer care.

$16.0M raised
Oct 2024
Health Care
Buenos Aires, Argentina

Oncoliq is a startup that is developing a screening method for early cancer detection based on liquid biopsy using a small blood sample.

$2.8M raised
Apr 2025
Medical
Maastricht, The Netherlands

OncoLize offers the next step in injectable drug depots for better tumor treatment.

$1.7M raised
Apr 2023
Health Care
Bellaire, United States

Oncology Health Partners provides oncology care coordination, clinical support, and treatment delivery services for cancer patients.

$15.0M raised
Dec 2024
Biotechnology
New York, United States

Oncolyze is developing a disruptive technology for the treatment of cancer.

Aug 2022
Houston, United States

OncoMAGNETx is a company that provides technological solutions.

$10.1M raised
Apr 2024
Biopharma
Derio, Spain

Oncomatryx is a biopharmaceutical company focused on the tumor microenvironment.

$26.3M raised
Jan 2025
Showing 776 to 800 of 1,000 companies

Explore Other Letters

Ready to Connect with Companies Starting with O?

Perfect for: Sales teams using alphabetical prospecting, investors exploring systematic opportunities, and service providers looking for funded companies ready to scale.

Get Started - Access Contact Information

Join thousands of sales teams, investors, and service providers using VCBacked