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BillionToOne

Healthcare and Biotechnology Menlo Park, Calif. ~880 employees
Founded
--
Employees (Est.)
~880
44 leaders known
Total Funding
$857.1M
Funding Rounds
4
Last Funding
2025-11-07

About BillionToOne

BillionToOne is a company focused on molecular testing with a proprietary technology called Quantitative Counting Templates (QCTs™), which detects and quantifies disease at a single base-pair level. Their mission is to make molecular testing more accurate, efficient, and accessible, aiming to improve healthcare by detecting disease one molecule at a time. They target prenatal screening and oncology testing to help patients through advanced disease detection.

Products & Services

UNITY Complete®:A prenatal screening test that includes a carrier screen, single-gene testing for recessive conditions, and aneuploidy NIPT, assessing fetal risk from maternal blood at 9+ weeks.
Northstar Select™:An oncology test that helps determine the most appropriate first-line therapy for cancer patients.

Specialties

Molecular Testing Prenatal Screening Oncology Testing Disease Detection at Single Base-Pair Level Quantitative Counting Templates (QCTs™)

Funding History

Debug: View Raw Funding Data
# Type Amount Fields Date Fields Investors
1 RT: IPO
T: -
FT: IPO
A: 314000000
MR: -
FA: approximately $314.0 million
FAN: 314000000
D: 2025-11-07
FD: 2025-11-07
7 investors
2 RT: IPO
T: -
FT: IPO
A: 273100000
MR: -
FA: 273.1 million
FAN: 273100000
D: 2025-11-06
FD: 2025-11-06
7 investors
3 RT: Non-Dilutive Financing
T: -
FT: Non-Dilutive Financing
A: 140000000
MR: -
FA: $140 million
FAN: 140000000
D: 2024-09-04
FD: 2024-09-04
1 investors
4 RT: Series D
T: -
FT: Series D
A: 130000000
MR: -
FA: $130 million
FAN: 130000000
D: 2024-06-21
FD: 2024-06-21
8 investors
IPO Latest
2025-11-07
$314.0M
7 investors (Pro only)
IPO 2025-11-06
$273.1M
Non-Dilutive Financing 2024-09-04
$140.0M

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Growth Metrics

+45%
Employee Growth
YoY
3.2x
Funding Growth
Last Round
12
Markets
Operating
10K+
Customers
Active

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Team & Leadership

O

Oguzhan Atay

Co-Founder, CEO, and Board Chair

D

David Tsao

Co-Founder, CTO, and Board Member

R

Ross Taylor

Chief Financial Officer

G

Gary Palmer

Chief Medical Officer, Oncology

H

Haywood Brown

Chief Medical Officer, Prenatal

S

Shan Riku

Chief Product Officer

View 41 more team members with Pro

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Recent News

BillionToOne Announces New Product Launch

2 days ago

Company unveils innovative solution to transform the industry, expanding market reach and capabilities...

Read more →

Leadership Team Expands with Industry Veteran

1 week ago

New executive brings 20+ years of experience to accelerate growth and strategic initiatives...

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Company Recognized as Industry Leader

2 weeks ago

Receives prestigious award for innovation and customer satisfaction in competitive market...

Read more →

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Key Competitors

C1

Competitor Alpha

Series B · $50M raised

C2

Competitor Beta

Series C · $120M raised

C3

Competitor Gamma

Series A · $25M raised

C4

Competitor Delta

Seed · $10M raised

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Company Details

Industries
Healthcare and Biotechnology
Company Size
~880 employees (est.)
Locations
Menlo Park, Calif.
Menlo Park, California

Technology Stack

Discover the backend, frontend, and infrastructure technologies powering this company's products.

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