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Funded Startups in Ontario, California

Updated August 2026

Explore 1,482 recently funded startups in Ontario, California, United States.Access verified founder contact information and funding data.

Total Companies
1,482
Total Funding
Undisclosed
Avg Funding
Undisclosed
Industries
19

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Recently Funded Companies

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Consumer Electronics

The modern medicine cabinet and data platform.

Dec 2023
Non-equity Assistance

Founder Contacts

41,000+ verified contacts

Health Care

Flosonics is a medical device company that focuses on developing non-invasive sensors to improve the management of critically ill patients.

Sep 2025
Grant

Founder Contacts

41,000+ verified contacts

Electronics

KA Imaging designs and manufactures innovative X-ray detectors and systems for medical, industrial, and veterinary imaging markets.

May 2024
Non-equity Assistance

Founder Contacts

41,000+ verified contacts

Just Boardrooms is an app that allows you to hire meeting space on demand, when and when you want it.

Mar 2023
Angel

Founder Contacts

41,000+ verified contacts

Health Care

Fullscript is a supplement dispensing platform and patient adherence tool that supports practitioners at the point of care and beyond.

May 2025
Private Equity

Founder Contacts

41,000+ verified contacts

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41,000+ verified emails
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The web3 CFO's most powerful tool. Enterprise-grade crypto accounting that puts you in control.

Oct 2023
Venture - Series Unknown

Founder Contacts

41,000+ verified contacts

Financial Services

StockPick is a video-sharing app and social network for investors.

Mar 2024
Debt Financing

Founder Contacts

41,000+ verified contacts

Big Data

Rollup ID connects data with confidence, turning data complexity into opportunity.

Dec 2021
Pre-Seed

Founder Contacts

41,000+ verified contacts

Consumer Electronics

KitchenMate provides premium food vending and micro-market service to offices, commercial buildings, schools, and hospitals in Toronto.

Nov 2025
Convertible Note

Founder Contacts

41,000+ verified contacts

NOA Lithium Brines is a mining industry.

Jun 2026
Post-IPO Equity

Founder Contacts

41,000+ verified contacts

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41,000+ verified emails
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Building Material

Willful is an online estate planning platform, that makes it easier to prepare for and deal with death.

Jan 2023
Seed

Founder Contacts

41,000+ verified contacts

Artificial Intelligence (AI)

Deeplite is a provider of intelligent AI optimization software to make deep neural networks faster, smaller, and energy-efficient.

Jul 2022
Grant

Founder Contacts

41,000+ verified contacts

Help clinical teams locate the right colleague to communicate with in real-time to improve efficiency and reduce medical errors

Jun 2023
Seed

Founder Contacts

41,000+ verified contacts

Energy

Hydrostor develops and operates long-duration energy storage systems to replace the use of fossil fuels.

Feb 2026
Corporate Round

Founder Contacts

41,000+ verified contacts

Manifest Climate is a climate intelligence platform that supports companies in addressing climate change issues.

Jul 2023
Debt Financing

Founder Contacts

41,000+ verified contacts

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41,000+ verified emails
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Agentic AI

DeAI TPA is the first unified Agentic AI Platform to host, run, and monetize AI models and agents, with built-in orchestration.

Oct 2024
Angel

Founder Contacts

41,000+ verified contacts

Health Care

Homecare Hub is an platform which has developed a marketplace that helps patients to find the high quality home care providers.

Mar 2026
Grant

Founder Contacts

41,000+ verified contacts

Educational video platform for African Schools

Jan 2022
Seed

Founder Contacts

41,000+ verified contacts

Commercial Real Estate

HILO is a SaaS platform that powers building operators to attract tenants, boost revenues, and streamline operations.

Oct 2021
Non-equity Assistance

Founder Contacts

41,000+ verified contacts

Digital Entertainment

Big Viking Games provides free-to-play social, mobile, and HTML5 games.

Aug 2022
Grant

Founder Contacts

41,000+ verified contacts

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41,000+ verified emails
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Helmets to Hardhats's objective is to assist Veterans, reservists, senior cadets, military family members, and Afghan Nationals.

Dec 2025
Undisclosed

Founder Contacts

41,000+ verified contacts

Electronics

Pulse Industrial is developing thermal applications using phase change materials.

Mar 2023
Venture - Series Unknown

Founder Contacts

41,000+ verified contacts

Non Profit

Hackergal is a Non-Profit exposing girls grade 6-9 to coding/computer science programs.

Feb 2025
Grant

Founder Contacts

41,000+ verified contacts

Food and Beverage

Gruvi is a line of craft brewed alcohol-free beers and wines.

Apr 2023
Seed

Founder Contacts

41,000+ verified contacts

Health Care

Greenspace holds data security and privacy in the highest regard.

Mar 2025
Series B

Founder Contacts

41,000+ verified contacts

Showing 1376 to 1400 of 1,482 companies