Venture-Backed Startups
77,292 companies with verified investor relationships.
Atrisa provides an AI-powered assistant for analog circuit design, enabling engineers to create designs, debug circuits, and run simulations through natural language interaction.
1 investor
Atrium provides legal services to startups through a technology-enabled platform that replaces traditional hourly billing with performance-based compensation and software tools designed to increase operational transparency and efficiency.
1 investor
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Atropos Health develops a cloud-based platform that generates real-world evidence from electronic health records to inform clinical decision-making and healthcare research. The company enables healthcare institutions, clinicians, and life sciences organizations to rapidly conduct observational studies from patient data for personalized medicine and evidence-based practice.
6 investors
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ATRX develops reusable space planes that launch from conventional runways using air-breathing propulsion technology, targeting rapid and low-cost access to space compared to traditional vertical-launch rockets.
1 investor
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Atsumell provides AI-native products and consulting services to transform software development workflows in Japan's IT industry. The company offers a specification editor (Kakusill), partner management platform, and AI agents to restructure the entire value chain of system development from requirements definition through automation.
1 investor
Atta is an AI-powered analysis workspace that enables operations teams, finance, product, and data teams to investigate business questions and perform complex analysis through AI-generated apps and side-by-side scenario modeling. The platform serves use cases including revenue forecasting, churn analysis, pricing simulation, and operational optimization without requiring technical expertise.
1 investor
Attabotics develops warehouse automation and material handling technology that was acquired by LaFayette Systems, a family-owned organization with 30+ years of experience in the sector.
1 investor
Attack Capital is a YC-backed venture builder and AI-focused investment fund that invests in and co-builds early-stage companies using a studio model. The firm targets AI-native businesses across verticals including SaaS, robotics, healthcare, fintech, logistics, and enterprise automation.
1 investor
AttackIQ provides automated red team exercise software that scales security testing across organizations without increasing headcount. The platform enables security teams to automate repetitive penetration testing tasks, verify fixes faster, and focus expert analysts on advanced threat hunting and custom adversary research.
6 investors
Attain provides a digital ordering and inventory management platform for convenience stores to purchase stock from food-service distributors, replacing traditional paper invoices and phone orders.
2 investors



