The London legal technology company built its business around the hard work of preparing and running disputes. Its next bet: AI that remembers how the evidence fits together.
The company that turned every phone call into data is betting its future on AI agents that answer before you finish asking.
Aiera is a New York-based generative-AI platform for financial research that sources, verifies, transcribes and summarizes corporate and investor events - earnings calls, conferences, shareholder meetings and macro announcements. Covering 50,000+ events across 15,000+ global equities each year, it pairs AI automation with human review to deliver transcripts that reach roughly 99.9% accuracy, plus live audio, sentiment analysis, search and enterprise APIs. Founded in 2018 by former Wall Street internet analyst Ken Sena and ex-Amazon Alexa engineer Bryan Healey, Aiera is used by asset managers, banks and research firms, and closed a $25M Series B in 2025 backed by ten of Wall Street's largest research houses with Microsoft as a strategic technology partner.
AssemblyAI is a San Francisco speech-AI company that builds and serves models turning audio and video into accurate text, plus higher-level 'audio intelligence' like summaries, sentiment, speaker labels, and PII redaction. Founded in 2017 by Dylan Fox, it sells a developer-first API used to add transcription, real-time streaming, and voice-agent capabilities to software. The company has raised more than $113M across seed to Series C and reports processing over a million hours of audio a day for customers ranging from startups to large enterprises.
Mia Labs is an Austin-based AI company building Mia, a voice-first conversational platform for automotive dealerships. Marketed as an 'AI super employee,' Mia answers inbound and outbound calls 24/7 across a dealership's sales, service, reception, and parts departments, syncing with dealer management systems, CRMs, and scheduling tools to capture leads, book appointments, and handle routine customer conversations. As of early 2026 the platform served more than 350 franchise dealerships and had raised a $20M Series A, bringing total funding to roughly $29M.
Optiverse is a Swiss AI meeting platform that turns everyday conversations into structured, actionable work. Its assistant, OptiAgent, transcribes meetings, writes custom summaries, extracts action items, pushes updates into CRMs, and makes past calls searchable across a company. Founded in Zurich in 2024 by researchers from ETH Zurich, EPFL, MIT and HSG, the company positions itself as the 'digital brain of the enterprise' and reports supporting over 1,000 companies while emphasizing Swiss-hosted, privacy-first data handling.

Fireflies.ai is a San Francisco-based AI meeting assistant that joins video and phone calls across Zoom, Google Meet and Microsoft Teams to record, transcribe, summarize and analyze conversations. Its bot captures speaker-labeled notes and action items, its AskFred assistant answers questions about past meetings, and its Perplexity-powered Live Assist offers real-time web answers during calls. Founded in 2016 by Krish Ramineni and Sam Udotong, the company reached a $1 billion valuation in 2025 while staying profitable and is used by teams across more than a million organizations.
Nagish is a New York-based assistive-technology company that uses proprietary AI to caption phone calls in real time, converting speech to text and text to speech so people who are deaf or hard of hearing can make and receive calls independently and privately - without a human relay operator. Its name means 'accessible' in Hebrew. The company is one of the few firms certified by the FCC to provide telecommunication relay services and offers its consumer app for free.

Wispr Flow is a San Francisco-based AI voice dictation platform that converts natural speech into polished, formatted text across any application at roughly 220 words per minute - about 4x faster than typing. Built by two Stanford AI researchers, the company has quietly become the voice layer that 270 Fortune 500 companies rely on, combining a 10% word error rate (vs. 27% for OpenAI Whisper), 100+ language support, and context-aware formatting that automatically adjusts tone and style based on the active app. With $81M raised and a $700M valuation as of late 2025, Wispr Flow is racing to become the default voice-first operating system for a billion users.