18 Series C startups in United States
18 Series C startups in United States with 39 founders and decision-makers, led by New York. 14 verified founder emails. Updated 2026-10-03.
Key findings
- FindMeMail tracks 18 Series C startups in United States, with 39 founders and decision-makers listed.
- New York is the top city, with 3 of them (17%), followed by San Diego (3).
- The most common team size is 1-10 employees (44% of companies).
- 7 companies (39%) have at least one verified founder email, 14 verified emails in total.
Breakdown
Top cities
- New York: 3 (17%)
- San Diego: 3 (17%)
- Austin: 2 (11%)
- San Francisco: 1 (6%)
- Glencoe: 1 (6%)
- Boulder: 1 (6%)
- Mountain View: 1 (6%)
- Charlestown: 1 (6%)
Team size (employees)
- 1-10: 8 (44%)
- 11-50: 4 (22%)
- 51-100: 3 (17%)
- 101-250: 2 (11%)
- 251-500: 1 (6%)
Founded (last 10 years)
- 2017: 2 (11%)
- 2019: 1 (6%)
Recently added Series C startups in United States
- Seven Bridges — Charlestown, United States: Seven Bridges is the leading biomedical data science company.
- Gauss Surgical — Menlo Park, United States: Gauss Surgical is a med-tech company that develops a vision-based platform for accurate and real-time measurement of surgical blood loss.
- MicroOptx — Maple Grove, United States: MicroOptx is an early-stage medical device company that leverages academic bioengineering.
- T-REX — New York, United States: T-REX provides advanced analytics and data services for structuring and managing investments across private credit and structured finance.
- NRG eSports — San Francisco, United States: NRG eSports is looking to set precedence in the industry of eSports.
- SelectION — San Diego, United States: SelectION is a clinical-stage biopharmaceutical company developing novel peptide therapies for autoimmune diseases
- ChartHop — New York, United States: ChartHop is an information technology company that specializes in the fields of software development and management.
- Kidaptive — Mountain View, United States: Kidaptive is a media and technology company creating entertaining and adaptive content that helps children learn.
- SAFETRIP — Atlanta, United States: SAFETRIP is the worlds first healthcare transportation mobile app.
- Guru — Philadelphia, United States: Guru is the AI Source of Truth—connecting company knowledge across tools to deliver trusted, cited answers where work happens.
- Symplified — Boulder, United States: Symplified is an Identity-as-a-Service-based hybrid platform offering user access to applications and helping meet compliance requirements.
- Onebox — Glencoe, United States: Onebox provides a virtual phone system that delivers PBX features without hardware.
- my6sense — New York, United States: my6sense is a native advertising platform that enables ad networks and media companies to build their own ads for mobile and web contents.
- VMIX Media — San Diego, United States: VMIX Media provides carrier-class online video publishing and communication solutions for high-volume video producers.
- Flat Medical — Austin, United States: Flat Medical is a developer of safety technology solutions for clinical procedures.
- HyGIeaCare — Austin, United States: HyGIeaCare provides unique services and solutions to gastroenterologists to deliver better outcomes for their patients and their practice.
- GB HealthWatch — San Diego, United States: GB HealthWatch is a digital health company that advances genetic tests for preventive health.
- Knopp Biosciences — Pittsburgh, United States: Knopp Neurosciences is a drug discovery and development company working on treatments for neurological disorders.
Browse and filter all 18 companies
Frequently asked questions
How many Series C startups in United States are there?
FindMeMail currently lists 18 Series C startups in United States with at least one founder or decision-maker identified. The count updates daily as new companies are added.
Where are most Series C startups in United States based?
New York (3), San Diego (3), Austin (2).
How do I contact founders of Series C startups in United States?
14 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.
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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.