COMPANY PROFILE · UPDATED 18 NOV 2025

BillionToOne

BillionToOne, Inc. operates as a diagnostics company. The Company detects genetic disorders in the developing baby from maternal blood, as well as invents the patent-pending molecular counter platform, which increases the resolution of…

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Founded: 2016
Headcount: 175
Open roles: 121
Last raised: IPO · Sign in to view

TECH STACK

How BillionToOne builds

Extracted from BillionToOne’s job postings we’ve tracked

Cloud Platforms

Amazon Web Services×6 Amazon S3×3 Amazon ECS×2 AWS Lambda×2 Heroku

Programming Languages

Python×7 TypeScript×3 C#

Frameworks & Libraries

Django×4 React×2 FastAPI Flask

Databases

PostgreSQL×4 SQL×2 Oracle

CRM & Sales Tools

Salesforce×5

Other Software & Platforms

NetSuite×3 Adobe Creative Suite×2

DevOps & Infrastructure

GitHub×4

Design Tools

Figma×2

LEADERSHIP

Founders & key people

OPEN ROLES

Hiring at BillionToOne

View all 121 open roles →

FUNDING

Capital raised

Total raised

$425,900,000

Investors

Y Combinator 500 Startups

Funding rounds

IPO
UndisclosedJan 1, 2025
Series D
$130MJun 21, 2024
Series D
Premji Invest, Fifty Years, Hummingbird Ventures, Libertus Capital, Adams Street Partners, Neuberger Berman, Civilization Ventures, Baillie Gifford & Co, Eczacıbasi Momentum
$130MJun 20, 2024
Series C
$48.5MDec 15, 2022
Debt Financing
$35MDec 15, 2022
Series C
Time BioVentures, Neotribe Ventures, Hummingbird Ventures, Fifty Years, Norwest Venture Partners, Libertus Capital, Adams Street Partners, Baillie Gifford & Co
$48.5MDec 14, 2022
Debt Financing
Bridge Bank
$35MDec 14, 2022
Series C
$125MMar 30, 2022
Series C
Adams Street Partners, Hummingbird Ventures, Fifty Years, Pacific 8 Ventures, Time BioVentures, Neotribe Ventures, Libertus Capital, Baillie Gifford & Co, Norwest Venture Partners, Civilization Ventures, 500 Startups, HOF Capital, Fark Labs
$125MMar 29, 2022
Series B
$55MJun 15, 2021
Series B
Hummingbird Ventures, Y Combinator, Norwest Venture Partners, Neotribe Ventures, Libertus Capital, Four Rivers Group, 500 Startups, Fifty Years, HOF Capital
$55MJun 14, 2021
Series A
$15MMar 10, 2020
Series A
Hummingbird Ventures, Neotribe Ventures, HOF Capital, Civilization Ventures, Pacific 8 Ventures, Y Combinator, Libertus Capital, FRIALE, Andrea Dusi, 500 Startups, Fifty Years, Almoayed Ventures, Abenteuer Ventures
$15MMar 9, 2020
Series A
$15MMar 13, 2019
Series A
Hummingbird Ventures, Neotribe Ventures, Y Combinator, Civilization Ventures, HOF Capital, 500 Startups, Fifty Years
$15MMar 12, 2019
Seed
$2.4MSep 15, 2017
Seed
e2vc, NewDo Venture, Wei Guo, Pacific 8 Ventures, Y Combinator, UpHonest Capital, David Chan, FRIALE, Endpoint Ventures, Luigi Bajetti, 500 Emerging Europe, Fifty Years
$2.4MSep 14, 2017
Seed
$2.4MAug 22, 2017

Funding data via Diffbot

Categorized in

Industry

Healthcare & Biotech Medical Devices & Diagnostics Biotech & Drug Discovery

Investors

Y Combinator 500 Startups

Industries

Software Companies Medical Organizations Health Care Companies Biotechnology Companies

Tech Stack

Mysql Php Python React Wordpress

LOCATIONS

Where they work

BillionToOne Headquarters Location

1455 Adams Dr suite 1130, Menlo Park, CA, 94025

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