InvestorEmpowering entrepreneurs with equity-free grants in St. Louis.
The startup scene in United States
Cortex began with city support and five academic, health, and cultural anchors. Its website reports more than 425 companies and 6,000 employees at the district. These figures describe Cortex, not the City of St. Louis as a whole.
About
Cortex began with city support and five academic, health, and cultural anchors. Its website reports more than 425 companies and 6,000 employees at the district. These figures describe Cortex, not the City of St. Louis as a whole.
BioSTL’s BioGenerator pairs early capital and advice with lab infrastructure for bioscience founders. BioSTL describes Geneoscopy as locally founded and its test as FDA-approved; an independent profile traces the company’s launch to WashU training and local research, lab, and grant support.
Independent reporting identifies long agricultural technology development cycles as a potential mismatch with traditional venture capital timelines. A 2025 regional report documents significant turnover in metro-area entrepreneurial support resources.
As of October 2, 2026, Arch Grants’ 2026 competition was closed, and its official page offered a 2027 application reminder. BioSTL had posted September 8–9, 2027, as the dates for Startup Connect; registration was not shown on the inspected page.
Startup ecosystem standing
Where St. Louis ranks
| Ranking | Edition | Position | Since last edition | Trust | What it measures |
|---|---|---|---|---|---|
 Global Startup Ecosystem Index (cities) | 2025 | #118 | No prior edition | B | Ecosystem, Activity, Finance, Business Climate |
 Emerging Ecosystems Ranking (GSER Top 100) | 2026 | 51 to 60 | No prior edition | C | Ecosystem, Performance, Finance, Talent |
56 organizations with a profile
Who's based in St. Louis
Investors 47
Investor
InvestorInvesting in transformative early-stage companies.
InvestorCatalytic capital for life sciences innovation.
The 3 most prominent of 47. Browse all investors
Venture studios 5
Venture studioInnovating web products through design thinking.
Venture studioBuilding and scaling innovative tech products.
Venture studioBuilding the future of work in agriculture.
The 3 most prominent of 5. Browse all venture studios
Accelerators 3
AcceleratorEmpowering student-led healthcare innovations.
AcceleratorAccelerating Amazon PPC success for sellers.
AcceleratorEmpowering women entrepreneurs across the Commonwealth.
Incubators 1
IncubatorBuilding a 'Founder First, Innovation for All' community.
Based here, most-ranked first
Universities in St. Louis
UniversityPick what describes you
Your way in
Raising in St. Louis
Investors based here, and the programs that take teams at your stage.
Get investor introsFinding startups in St. Louis
Accelerators and incubators here see the earliest teams first.
Get startups that fitScouting in St. Louis
Campuses and communities are where teams form before anyone funds them.
Start scoutingFrom public sources
What the sources say about St. Louis
BioSTL has a 2027 Startup Connect save-the-date, without registration shown yet.
Source: Startup ConnectThe current competition page states 2026 applications are closed and offers the 2027 reminder.
Source: Startup CompetitionThe regional report documents significant turnover in metro support resources.
Source: 2025 StartupSTL ReportIndependent reporting identifies long agtech cycles as a financing mismatch.
Source: Agtech doesn’t get as much love from investors, but St. Louis companies are breaking throughRegional reporting links CoverCress's commercial launch to strategic corporate ownership.
Source: How some St. Louis bioscience startups are moving from discovery to marketThe July 2026 profile describes a substantial local lab and Labcorp distribution.
Source: How some St. Louis bioscience startups are moving from discovery to market
Questions about St. Louis
How does St. Louis rank as a startup ecosystem?
St. Louis is #118 of 1,473 in StartupBlink Index (cities) (2025). It appears in 2 published rankings; the table above lists each one.
How many startup investors are based in St. Louis?
47 investors based in St. Louis have a profile here, including Arch Grants, Cultivation Capital and BioGenerator Ventures. The real number is higher.
Are there accelerators or incubators in St. Louis?
Yes. St. Louis has 3 accelerators, 1 incubator and 5 venture studios on record, including Sling Health, StartupSTL and XD Holdings.
Which universities are in St. Louis?
One university has a profile: Webster University.
Geographic proximity
Nearby cities to St. Louis
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