303 B2B companies in United States

303 B2B companies in United States with 526 founders and decision-makers, led by San Francisco. 263 verified founder emails. Updated 2026-10-03.

Key findings

• FindMeMail tracks 303 B2B companies in United States, with 526 founders and decision-makers listed.
• San Francisco is the top city, with 66 of them (22%), followed by New York (37).
• The most common team size is 1-10 employees (92% of companies).
• 110 (36%) were founded in the last three years.
• 87 have a recorded funding round; the most common is Pre-Seed (37).
• 151 companies (50%) have at least one verified founder email, 263 verified emails in total.

Breakdown

Top cities

• San Francisco: 66 (22%)
• New York: 37 (12%)
• Austin: 13 (4%)
• Los Angeles: 10 (3%)
• Miami: 7 (2%)
• Boston: 7 (2%)
• Dover: 6 (2%)
• Portland: 5 (2%)

Team size (employees)

• 1-10: 279 (92%)
• 11-50: 18 (6%)
• 101-250: 2 (1%)
• 51-100: 2 (1%)
• 501-1000: 1 (0%)
• 1001-5000: 1 (0%)

Latest funding round

• Pre-Seed: 37 (12%)
• Seed: 26 (9%)
• Convertible Note: 5 (2%)
• Grant: 4 (1%)
• Venture - Series Unknown: 4 (1%)
• Non-equity Assistance: 3 (1%)
• Undisclosed: 2 (1%)
• Debt Financing: 2 (1%)

Founded (last 10 years)

• 2017: 12 (4%)
• 2018: 8 (3%)
• 2019: 5 (2%)
• 2020: 11 (4%)
• 2021: 14 (5%)
• 2022: 10 (3%)
• 2023: 13 (4%)
• 2024: 6 (2%)
• 2025: 80 (26%)
• 2026: 24 (8%)

Recently added B2B companies in United States

• BillingBench — Appleton, United States: BillingBench is an RCM and denial management reference platform for medical billers, powered by a fully cited compliance database.
• StackSwap — New Braunfels, United States: Free GTM stack audit that finds tool waste in B2B sales tech stacks. Built for founders and RevOps teams cutting SaaS spend.
• Cerebrix — San Francisco, United States: Cerebrix is a B2B enterprise AI platform that focuses on supply-chain intelligence and decision automation.
• Ai Gomaa Group Inc — Rego Park, United States: A New York-based AI company specializing in professional AI training (The Hybrid Pro) and corporate solutions.
• Ultimate Prep Center — Milford, United States: Ultimate Prep Center offers 3PL services, including Amazon FBA/FBM prep, inventory management, order fulfillment, and returns handling.
• Cite Solutions — New York, United States: Managed AI visibility for brands. Built around the CITE™ framework.
• Datakart — Austin, United States: Datakart provides B2B contact data enrichment and validation services using multiple verified data sources.
• Evidentity — Cheyenne, United States: The recommendation infrastructure for the scenario economy.
• TheSkinnyAI — Belgrade Lakes, United States: TheSkinnyAI provides an AI-powered website sales assistant for B2B lead qualification and visitor engagement.
• Numetix INC — San Francisco, United States: Numetix is an AI-powered accounting and advisory platform built for professional service firms.
• Effimal — Lewes, United States: Decision Intelligence Platform for Supply Chain
• Optivara — Philadelphia, United States: Optivara provides an AI-driven Generative Engine Optimization platform that analyzes and improves how brands appear in AI answer engines.
• Franks and Dranks — Clarence, United States: Franks and Dranks serves hot dog menus and drinks for events, pop-ups, and private bookings via online request.
• Global Ticket Pay — San Antonio, United States: The definitive financial operating system and liability API for commercial fleets.
• Nerve.ai — New York, United States: AI agent platform for founders and execs. One agentic operating system that replaces a stack of CRMs, inboxes, and standalone tools.
• Veza Agency Network — Dover, United States: Veza Agency Network is a digital transformation consulting firm that provides Webflow development, B2B web design, and SEO services.
• Big Swing Media — Southport, United States: Big Swing Media is a B2B media company focused on the business of lifestyle sports.
• Foreko — Bentonville, United States: The smart procurement platform for growing brands that forecasts, automates, and executes
• Inside Media — Houston, United States: Inside Media delivers corporate communications, media relations, and crisis management for brands and industry clients.
• BidBeam — Round Rock, United States: AI-powered RFP shredder and compliance tool for GovCon. Skip the manual reading and start winning more federal contracts with BidBeam.
• Buivo — San Francisco, United States: Multidimensional interface for agentic software
• TherAptAI / CopeSwipe — Yardley, United States: CopeSwipe's suite of tools bridges the therapy gap. Real world practice creates a data feedback loop driving better mental health outcomes.
• BOUNTERO — Santa Monica, United States: BOUNTERO automates targeted outbound sequences inside Salesforce to tailor outreach for B2B prospecting.
• Zavu — Dover, United States: Zavu is a developer-first unified messaging platform that allows teams to operate, and scale messaging across WhatsApp, SMS, and Email
• gigue — San Francisco, United States: AI, SaaS, B2B, Collaboration, Productivity
• ABV — Walnut Creek, United States: ABV Corp creates custom flavors and formulates new beverages for B2B clients.
• AurumFlow — New York, United States: A physics-aware, text-to-3D Vertical AI engine and B2B marketplace automating precision manufacturing.
• Rocco Colasacco Consulting — Phoenix, United States: Fractional CTO. We use aerospace systems thinking to build durable automation that fixes business bottlenecks for solopreneurs.
• AVPIA — Lake Worth, United States: AVPIA is an AI-powered virtual prospecting platform that automates lead capture, outreach, qualification, and meeting scheduling.
• Talent Pronto — Pensacola, United States: AI-powered hiring assistant that conducts and evaluates screening interviews to help you hire better, faster.

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Frequently asked questions

How many B2B companies in United States are there?

FindMeMail currently lists 303 B2B 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 B2B companies in United States based?

San Francisco (66), New York (37), Austin (13).

How do I contact founders of B2B companies in United States?

263 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)
• Internet companies in United States (824)

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.