Several technology startups including PolyAI, Navier, Verisoul, Dux, and Adaptive Security announced new venture capital funding rounds to accelerate product innovation and expand their businesses.
PolyAI raises $86 million
PolyAI raised $86 million in Series D funding co-led by Georgian, Hedosophia, and Khosla Ventures, with participation from NVentures, British Business Bank, Citi Ventures, Squarepoint Ventures, Sands Capital, Zendesk Ventures, and Point72 Ventures. The round brings PolyAI’s total funding to more than two hundred million dollars.
The company provides conversational AI voice agents that manage complex customer interactions across more than two thousand live deployments in over forty-five languages. Founded by Nikola Mrkšić, chief executive officer and co-founder, PolyAI plans to use the funding to expand its Agent Studio platform and strengthen global go-to-market efforts.
Navier raises $5.6 million
Navier announced a $5.6 million seed funding round led by GV, HCVC, and Y Combinator. The company develops an Agent-Driven Engineering platform that automates repetitive engineering workflows and integrates computer-aided design and simulation tools.
Founded by Cameron Flannery, founder and chief executive officer, Navier uses AI agents, computer vision, and spatial reasoning to accelerate design-to-engineering processes and improve engineering productivity. The funding will support platform development and expansion into aerospace and automotive markets.
Verisoul raises $8.8 million
Verisoul secured $8.8 million in Series A funding led by High Alpha, with participation from Lookout Ventures, Bain Future Back Ventures, Bitkraft, and Third Prime.
Founded by Henry LeGard, co-founder and chief executive officer, alongside Raine Scott, co-founder and chief product officer, and Niel Katkar, co-founder and chief technology officer, Verisoul offers an AI-powered platform that detects and blocks fake users, bots, and fraud across the user lifecycle. The funding will be used to accelerate product development, expand the team, and scale go-to-market operations.
Dux raises $9 million
Dux emerged from stealth with a $9 million seed round led by Redpoint, TLV Partners, and Maple Capital, with participation from cybersecurity executives from CrowdStrike, Okta, and Armis.
Founded by Or Latovitz, chief executive officer, Amit Nir, chief product officer, and Nadav Geva, chief technology officer, Dux uses agentic AI to identify real exploit paths and remediate critical exposures before attacks occur. The capital will support research and development and expand U.S. go-to-market initiatives.
Adaptive Security raises $81 million
Adaptive Security raised $81 million in Series B funding to advance AI-powered cybersecurity solutions that defend against deepfake, phishing, vishing, and other AI-driven social engineering attacks.
Founded by Brian Long, chief executive officer, and Andrew Jones, co-founder and chief product officer, the company focuses on AI-driven attack simulations, employee risk scoring, and adaptive security training. Investors include Bain Capital Ventures and NVentures, with earlier backing from Andreessen Horowitz and the OpenAI Startup Fund. The funding will support technology development, customer expansion, and strategic growth in enterprise security.
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