Pioneer Fund

Pioneer Fund is a San Francisco-based venture capital firm founded in 2017 that makes early-stage investments across a wide range of sectors, including consumer products and services, financial services, information technology, advanced manufacturing, blockchain, life sciences, gaming, artificial intelligence and machine learning, construction technology, education technology, fintech, agriculture technology, advertising technology, augmented reality, autonomous vehicles, legal technology, oncology, pet technology, real estate technology, ride-hailing, SaaS and supply chain technology. The firm benefits from a network of more than 420 Y Combinator alumni, enabling it to identify and support YC-backed startups.

Lior Abraham

Venture Partner

Wayne Anderson

Venture Partner

Jon Armstrong

Venture Partner

Tamara Bain

Venture Partner

Kate Bambino

Venture Partner

Past deals in Speech Recognition

Martin

Seed Round in 2025
Your personal voice AI.

Circleback

Seed Round in 2024
Circleback is a software development company specializing in enhancing meeting productivity through AI-powered auto-summaries and actionable insights.

PlayAI

Seed Round in 2024
PlayAI specializes in creating advanced AI voice models designed for fluid and emotive conversations. The platform enables businesses and developers to build engaging conversational AI experiences that enhance user interaction. By focusing on natural language processing and intuitive sequences, PlayAI aims to make human-AI interactions more accessible and effective for various applications.

Merse

Pre Seed Round in 2024
Merse is a comic book reader and AI creation tool featuring audio effects.

Aqua Voice

Pre Seed Round in 2024
Aqua Voice develops a voice-controlled text editor that uses an Audio+LLM architecture to interpret user intent and transcribe what the user meant rather than exactly what was said. The software enables users to rephrase, shorten, or clean up text while preserving tone, and provides a workspace to collect thoughts and associated media such as photos, videos, code, music, files, and text, supporting idea organization and discovery.

Shiboleth

Pre Seed Round in 2024
Shiboleth automates back-office quality assurance and compliance processes in consumer lending.

Studdy

Pre Seed Round in 2023
Studdy is a tutoring platform leveraging artificial intelligence to help students grasp diverse subjects within the school curriculum. The platform operates as a multilingual tutor that uses AI, as well as advanced speech, text, and image recognition technology to enhance students' ability to learn new subjects.

PlayAI

Pre Seed Round in 2023
PlayAI specializes in creating advanced AI voice models designed for fluid and emotive conversations. The platform enables businesses and developers to build engaging conversational AI experiences that enhance user interaction. By focusing on natural language processing and intuitive sequences, PlayAI aims to make human-AI interactions more accessible and effective for various applications.

Knowtex

Pre Seed Round in 2022
Knowtex is a clinical workflow platform that automates administrative tasks in healthcare. It uses artificial intelligence and voice technology to capture conversations during patient visits, analyze discussions to extract relevant medical information, and generate detailed visit notes with billing code suggestions and order entries. The platform aims to improve organizational efficiency, ensure visits are billed at the appropriate level of service, and streamline documentation by converting medical conversations into accurate records. By reducing manual administrative work, Knowtex helps healthcare professionals save time and maintain thorough, compliant patient documentation.

Cogram

Seed Round in 2022
Cogram is an AI startup that builds an intelligent coworker for teams. Its platform integrates with virtual meetings to automatically transcribe sessions and generate concise, actionable summaries, bullet points, and task-oriented write-ups, helping teams track decisions and automate downstream work. The company focuses on advancing human–AI collaboration to boost efficiency and drive innovation across organizations and industries. Cogram has participated in Y Combinator and is backed by prominent Silicon Valley venture investors.
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