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Startup lists by category

Every list links each company to the record it comes from.

Startups grouped by what they do: AI agents, developer tools, fintech, biotech, climate and 45 more. Each list is built from company pages on MentionFox, each of those from one record: a Y Combinator listing, a Form D notice filed with the SEC, or an SBIR or STTR award. 7,320 companies are on at least one list.

Lists50
Companies7,320
Year pages163

Every list

ListCompaniesYear pages
AI startups27472026 2025 2024 2023 2022 2021 2020
Healthcare and health tech startups10052026 2025 2024 2023 2022 2021 2020
Fintech startups7142026 2025 2024 2023 2022 2021 2020
Biotech startups6922026 2025 2024 2022 2021 2020
Developer tools startups6782026 2025 2024 2023 2022 2021 2020
AI agent startups5282026 2025 2024 2023 2022
Productivity and workflow automation startups4242026 2025 2024 2023 2022 2021 2020
Manufacturing and industrial startups4012026 2025 2024 2022
Sales and marketing startups3922026 2025 2024 2023 2022 2021
E-commerce and retail startups3492026 2022 2021 2020
Data and analytics startups3332026 2025 2024 2023 2022 2021 2020
Hardware and semiconductor startups3022026 2025 2024 2021
Energy startups3002026 2025
Consumer and social app startups2922026 2025 2024 2022 2021 2020
Aerospace and defense startups2912026 2025 2024 2021
Generative AI startups2732026 2025 2024 2023 2022 2021
Food and agriculture startups2612026 2022 2021
Logistics and supply chain startups2222026 2025 2022 2021 2020
Marketplace startups2102026 2022 2021 2020
Robotics startups2072026 2025 2024
Education startups2062026 2025 2022 2021 2020
Payments startups1982026 2023 2022 2021 2020
HR and recruiting startups1952026 2022 2021 2020
Cybersecurity startups1722026 2025 2022
Accounting and finance software startups1642026 2025 2024 2023 2022 2021
Cloud infrastructure startups1582026 2025 2024 2023
Compliance and regtech startups1572026 2025 2024 2023 2022
Insurtech startups1552026 2025 2023 2022 2021
Climate tech startups1522026 2022 2021
Medical device and diagnostics startups1502026 2021
AI infrastructure startups1462026 2025 2024
Real estate and proptech startups1412026 2022
Media and entertainment startups1402026
Legal tech startups922026 2025 2024
Construction startups862026
Mobility and automotive startups852026
Crypto and Web3 startups802022
Travel and hospitality startups762026
Customer support startups722026
Fitness and wellness startups722026
Design tools startups69
Computer vision startups67
Telecom and wireless startups592026
Gaming startups58
Mental health startups51
Drug discovery startups51
Govtech startups502025
Quantum computing startups20
Neurotech startups16
Women's health startups15

How these lists are built

Every company here has its own page on MentionFox, built from one record: its entry in the Y Combinator directory, a Form D notice it filed with the SEC (a company raising money privately files one within 15 days of its first sale), or a Small Business Innovation Research (SBIR) or Small Business Technology Transfer (STTR) award from a federal agency. A company is placed in a category by what that record says about it: the tags on its Y Combinator listing, the words its own description or award uses, or, for a Form D issuer that gives no description, the industry group its filing names. One company can be on more than one list.

Figures come only from the record linked in each row. The amount is the amount sold that a Form D notice reports for a new offering, or the amount of an SBIR or STTR award; a blank means the record gives none. A Y Combinator listing states a batch, not an amount. Medians are worked out from the amounts in the table on this page.

Cite this page

Permanent URL: https://mentionfox.com/startups
Last updated 2026-09-30
Startup lists by category: 50 lists, 7,320 companies with their records. MentionFox, 2026-09-30. https://mentionfox.com/startups