824 Internet companies in United States

824 Internet companies in United States with 1,342 founders and decision-makers, led by San Francisco. 897 verified founder emails. Updated 2026-10-03.

Key findings

• FindMeMail tracks 824 Internet companies in United States, with 1,342 founders and decision-makers listed.
• San Francisco is the top city, with 111 of them (13%), followed by New York (94).
• The most common team size is 1-10 employees (96% of companies).
• 103 (13%) were founded in the last three years.
• 305 have a recorded funding round; the most common is Seed (135).
• 567 companies (69%) have at least one verified founder email, 897 verified emails in total.

Breakdown

Top cities

• San Francisco: 111 (13%)
• New York: 94 (11%)
• Los Angeles: 31 (4%)
• Chicago: 24 (3%)
• Boston: 18 (2%)
• Austin: 13 (2%)
• San Diego: 13 (2%)
• Mountain View: 13 (2%)

Team size (employees)

• 1-10: 790 (96%)
• 11-50: 18 (2%)
• 101-250: 5 (1%)
• 51-100: 3 (0%)
• 251-500: 3 (0%)
• 501-1000: 1 (0%)

Latest funding round

• Seed: 135 (16%)
• Pre-Seed: 78 (9%)
• Venture - Series Unknown: 29 (4%)
• Series A: 14 (2%)
• Grant: 11 (1%)
• Angel: 8 (1%)
• Equity Crowdfunding: 8 (1%)
• Convertible Note: 6 (1%)

Founded (last 10 years)

• 2017: 54 (7%)
• 2018: 48 (6%)
• 2019: 43 (5%)
• 2020: 38 (5%)
• 2021: 30 (4%)
• 2022: 20 (2%)
• 2023: 13 (2%)
• 2024: 10 (1%)
• 2025: 77 (9%)
• 2026: 16 (2%)

Recently added Internet companies in United States

• OpenA2A — Denver, United States: OpenA2A The security layer for AI agents. Open source.
• SmartReply — New York, United States: SmartReply sees your screen, understands the situation, and uses your knowledge base to write for you in an instant with a single touch.
• Fleetopsclub — New York, United States: FleetOpsClub is a research and content platform for fleet operators evaluating software and technology.
• Seedradar Ventures — Miami, United States: Seedradar Ventures is a technology, information and internet platform.
• Origami Networks — Rolling Meadows, United States: Origami Networks is a wireless consulting firm specializing in network architecture, spectrum management, and next-gen technologies.
• Peopleopsclub — New York, United States: PeopleOpsClub is a research and content platform for HR and People teams evaluating software.
• TerraLink — El Segundo, United States: Space to earth internet connectivity
• Oregon AI Accelerator — Portland, United States: Oregon AI Accelerator is a program supporting early stage AI startups with funding and resources to build and scale innovative companies.
• Foliad — Ephrata, United States: Foliad is a portfolio platform where creators publish and share their work — built to be discovered, not just viewed.
• Kortyx — San Francisco, United States: Kortyx provides an AI platform that enhances language models by expanding context windows and improving information retrieval.
• Brill neurotech — San Francisco, United States: Brill neurotech is building the core technology for the next human-machine interface.
• SFVibe — San Francisco, United States: Curated event discovery platform for San Francisco. Weekly newsletter + community featuring the best things to do in the city.
• Trophy — Dover, United States: Trophy is a platform for building gamification features, increasing user engagement and retention
• Best Lawyers in United States — Washington, United States: Best Lawyers in United States is an online legal resource platform that provides legal guidance, information, and attorney listings.
• Marqov — San Francisco, United States: Marqov is the standard qOps system: a reproducible, heterogeneous compute environment where quantum, AI, and HPC workflows.
• Within Social — Austin, United States: AI-powered friends-of-friends matchmaking platform for trusted dating introductions
• GENIA — Atlantic Beach, United States: RaceFor.AI builds a continental-scale AI ecosystem in the Americas, enabling ethical, inclusive, and industrial-grade AI deployments.
• CircleHub — Phoenix, United States: CircleHub is a discovery platform that helps users find local businesses, people, places, and private experiences
• PixlCore — Newark, United States: PixlCore LLC is a versatile and progressive software development company that is independently owned and operated.
• Robotlist — Boston, United States: A catalog of virtual and physical AI robots/agents/employees to help you and your business.
• PropertyManagement.com — Indianapolis, United States: PropertyManagement.com is a property management platform providing tools and services for managing rental properties and tenants.
• Lumimail — Houston, United States: Lumimail provides AI-powered email automation tools that generate personalized outreach and manage prospect communication workflows.
• Karios — Sterling, United States: Karios integrates DCIM, power, security, and provisioning into a slim BSD hypervisor for scalable deployment and optimization.
• DomainBFF — Houston, United States: Domain Research Platform
• FatSaver — Sheridan, United States: FatSaver is your go-to destination for verified coupon codes, exclusive deals and the biggest discounts from 5,000+ top brands.
• GrowStead Innovations — Lincoln, United States: GrowStead Innovations improves local health by using AI systems to match nutritious, sourced food with communities and food producers.
• ElectrumAI — West Palm Beach, United States: ElectrumAI is a technology, information and internet platform.
• Wauld — Cheyenne, United States: Wauld provides a digital credential platform for issuing, managing, and verifying certificates and badges.
• CaptureFully — Durham, United States: CaptureFully is a digital media company that records, preserves, and shares personal and family life stories digitally.
• Need OnlineTools — New York, United States: Need Online Tools provides a web platform offering free online utilities, including converters, calculators, generators, and text tools.

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Frequently asked questions

How many Internet companies in United States are there?

FindMeMail currently lists 824 Internet companies in United States with at least one founder or decision-maker identified. The count updates daily as new companies are added.

Where are most Internet companies in United States based?

San Francisco (111), New York (94), Los Angeles (31).

How do I contact founders of Internet companies in United States?

897 verified founder emails are available for these companies on FindMeMail. Create a free account to get 50 free reveals, then buy one-time credit packs from $12.

Related reports

• Software companies in United States (3,675)
• Artificial Intelligence (AI) companies in United States (2,382)
• Seed-stage startups in United States (1,905)
• Information Technology companies in United States (1,861)
• Health Care companies in United States (1,647)
• E-Commerce companies in United States (1,545)
• SaaS companies in United States (1,304)
• Pre-seed startups in United States (1,096)
• Financial Services companies in United States (1,062)
• Manufacturing companies in United States (959)
• Consulting companies in United States (949)
• Education companies in United States (722)

Methodology: counts include companies in the FindMeMail database with at least one identified founder or decision-maker. Data refreshes automatically as new companies are added.