Venture-Backed Startups
79,952 companies with verified investor relationships.
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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.
7 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.
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ATS Acoustics manufactures and sells acoustic products including panels, bass traps, baffles, diffusers, and room kits, including custom options, sold factory-direct online. It serves consumers, businesses, architects, and contractors for spaces such as studios, churches, schools, and commercial buildings, with US-based manufacturing.
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ATS Rentals was a camera and lens rental service offering photography and video equipment from brands like Canon, Nikon, Sony, and Leica. The company has been acquired by Lensrentals.com and no longer accepts new orders.
1 investor
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.
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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.
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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.
7 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.
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Attane Health provides nutritious groceries and educational resources tailored for people with chronic health conditions. The company combines food access with personalized support to help individuals manage their health through dietary intervention.
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