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Preface Ventures — Portfolio

Investor actively backing innovative startups and growth-stage companies across various industries and funding rounds.

47
Companies
$441.6M
Total invested
$9.6M
Avg. check
46
Industries
Software 9Health Care 7Artificial Intelligence (AI) 6Information Technology 5Machine Learning 3Analytics 3+40 more
Founder contacts

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Portfolio companies

Showing 124 of 47
Haystacks.AI
September 2023

Haystacks.AI uses real estate data, and numerous sources of ancillary data, to augment investment decisions in the single-family RE market.

Real Estate · New YorkSeed
Vidia
September 2022

Vidia is a digital marketplace that allows the purchase of surgeries by individuals without access to health plans.

E-Commerce · São Paulo$1.8M Seed
PatchRx
August 2023

PatchRx is a remote therapeutic management platform that boosts adherence and helps patients take medication on time.

Data Visualization · Tulsa$8.0M Series A
Semantic Health
July 2023

AI-Powered Concurrent Coding and Auditing Platform

Health Care · TorontoDebt Financing
Clario
June 2026

Clario assists organizations in identifying and addressing Data Rot.

Menlo Park$6.0M Seed
Benji
May 2026

Benji is the modern API for loyalty, enabling instant connections and transactions with the world's leading rewards programs.

Analytics · New York$6.3M Seed
ContextQA
April 2026

Agentic AI test automation for enterprise apps, AI agents, and MCP developer workflows. End-to-End test automation platform.

Artificial Intelligence (AI) · Austin$6.2M Seed
Dassana
April 2022

Dassana is on a mission to harness the power of data-driven insights to transform security control effectiveness.

Cloud Security · San Mateo$5.0M Seed
Leen
March 2024

Leen is a unified API for security tools and data.

Cyber Security · San Francisco$2.8M Pre-Seed
GritWell
February 2022

GritWell is a virtual care platform where AI enables providers to deliver a new standard of chronic care

Health Care · San Francisco$2.5M Seed
Arvo
September 2025

Arvo is a healthcare technology startup that uses artificial intelligence to secure the integrity of healthcare transactions.

Artificial Intelligence (AI) · S√£o Paulo$20.0M Series A
Qpoint
July 2025

Qpoint is an egress observability and security platform.

Analytics · Oakland$9.4M Seed
Barndoor AI
May 2025

Barndoor AI offers a centralized governance layer to manage granular access, policy enforcement, and visibility across agentic AI workforce.

Artificial Intelligence (AI) · New York$13.6M Seed
CompScience
February 2025

CompScience provides AI-driven insights for workers' compensation insurance and safety.

Artificial Intelligence (AI) · San Francisco$27.6M Series B
Mutuus
January 2025

Mutuus is an insurtech company that offers online insurance quates for companies.

Health Care · Mexico City$3.2M Seed
IP Copilot
December 2024

IP Copilot is a SaaS company that offers IP discovery and management services.

IT Infrastructure · Columbia$4.2M Seed
Opnova
September 2024

Opnova is a compay that offers organizations an agentic AI solution that eliminates manual, repetitive processes.

Artificial Intelligence (AI) · Palo Alto$3.8M Pre-Seed
Knock
February 2024

Knock helps product and engineering teams send notifications to their customers.

Brooklyn$12.0M Series A
FunnelStory
April 2023

Revenue Data Platform for Post-Sales Teams

Analytics · Los Altos$3.0M Pre-Seed
dope.security
March 2023

Dope.security is a cybersecurity company that provides endpoint-based web and cloud security.

Cyber Security · Mountain View$16.0M Series A
Redesign Science
December 2021

Redesign Science is a computational chemistry company setting a new standard for early-stage, small molecule drug discovery.

Biotechnology · New York$15.0M Seed
Kibsi
December 2022

Kibsi is an end-to-end, fully integrated environment designed for building computer vision applications

Cloud Computing · Irvine$5.0M Seed
Nilus
December 2023

Nilus lowers the cost of access to food & groceries for low-income people by organizing community group buying networks.

Food and Beverage · Buenos Aires$5.0M Series A
Solvemed Limited
December 2022

Revolutionizing neurology diagnostics and drug discovery with Artificial Intelligence.

Artificial Intelligence (AI) · Cambridge$935K Pre-Seed

Where Preface Ventures invests

Software9
Health Care7
Artificial Intelligence (AI)6
Information Technology5
Machine Learning3
Analytics3

About Preface Ventures's portfolio

How many companies has Preface Ventures invested in?

Preface Ventures has invested in 47 companies tracked in our database. The portfolio spans multiple industries and funding stages, from seed-stage startups to late-stage companies.

What industries does Preface Ventures invest in?

Preface Ventures's top investment sectors include Software, Health Care, Artificial Intelligence (AI), Information Technology, Machine Learning. The firm invests across 46 different industry categories.

What is Preface Ventures's largest investment?

Among tracked funding rounds, CompScience received $27.6M in a Series B round. Preface Ventures's total known invested capital is $441.6M.

What is the average investment size for Preface Ventures?

Preface Ventures's average investment size is $9.6M across its portfolio of 47 companies.

What are Preface Ventures's most recent investments?

Recent Preface Ventures portfolio additions include Haystacks.AI, Vidia, PatchRx, Semantic Health, Clario. These companies were founded in 2020 or later.

Reach the founders behind these 47 companies
Verified emails and LinkedIn profiles, updated monthly.
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