
Apollo
What they do:
Payments & Loyalty Infrastructure
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This list has 8,236 startups and was last updated on Oct 15, 2026. 1,491 of them are hiring right now. Biggest hubs: San Francisco (3,173), New York (858), and London (219). Largest teams: Breadfast, DoorDash, and Stripe. Latest round: Scimplify raised $25M (Oct 15, 2026).

What they do:
Payments & Loyalty Infrastructure
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What they do:
Financial infrastructure for the Americas
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HQ: Buenos Aires, Argentina

What they do:
Your personalised benefits and engagement platform for global teams
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HQ: London, United Kingdom

What they do:
Org design and workforce planning platform to drive org transformation
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What they do:
Building systems to remove carbon dioxide from air at industrial scale
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HQ: San Francisco, CA, United States

What they do:
Agentic AI OS for Financial Services and Insurance
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HQ: San Francisco, CA, United States

What they do:
Agentic Intelligence Layer for Merchant Risk Decisions
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What they do:
All things money, with better money
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What they do:
Infrastructure powering stablecoin and digital finance
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What they do:
Performance-Optimized Influencer Marketing at Scale
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HQ: San Francisco, CA, United States

What they do:
Enterprise-Grade OpenTelemetry
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HQ: Boston, MA, United States

What they do:
B2B-2C real-time account to account payments
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What they do:
Open Source CRM
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What they do:
AI revenue recovery for underpaid healthcare claims.
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HQ: New York, NY, United States

What they do:
Open Source AI Agent to automate browser workflows via an API
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HQ: San Francisco, CA, United States

What they do:
You should just use Postgres.
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HQ: San Francisco, CA, United States

What they do:
The GPU Cloud Marketplace
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What they do:
AI voice that sells
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HQ: San Francisco, CA, United States

What they do:
Capitol: the sovereign operating system for intelligence.
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HQ: Washington, DC, United States

What they do:
We help law enforcement solve crime
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HQ: New York, NY, United States

What they do:
Book any load in 10 minutes
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HQ: San Francisco, CA, United States

What they do:
Optimizing fleet planning with data driven algorithms
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HQ: New York, NY, United States

What they do:
The AI drawing review platform for architects and engineers.
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HQ: New York, NY, United States

What they do:
AI Agents for Enterprise Wide Operations
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HQ: San Francisco, CA, United States

What they do:
Infrastructure for identity and fraud.
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HQ: San Francisco, CA, United States

What they do:
Automate enterprise workflows through chat
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What they do:
Olark gives you an AI agent that works your marketing funnel 24/7
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HQ: San Francisco, CA, United States

What they do:
Take Back Control of your Time
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HQ: Seattle, WA, United States

What they do:
SIRUM is a “match.com” for unused medicine. We connect institutional…
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HQ: San Francisco, CA, United States

What they do:
Reliable and affordable solar energy in developing countries.
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HQ: Kathmandu, Nepal

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Curtsy is a sustainable clothing resale app.
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HQ: San Francisco, CA, United States

What they do:
We help B2C companies learn from every customer interaction
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HQ: New York, NY, United States

What they do:
We're your non-profit portfolio managers. We make giving to…
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HQ: Oxford, United Kingdom

What they do:
Great tasting produce, farmed around the corner
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HQ: Washington, DC, United States

What they do:
24/7 pediatric clinic in every family's living room
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HQ: San Francisco, CA, United States

What they do:
Cancer Diagnosis 10X faster, 10X cheaper
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HQ: Durham, NC, United States