What departments does H1 have?

H1 has employees across 13 departments including Operations, Sales, Accounting, Customer Success, Finance.

What is the largest department at H1?

The largest department at H1 is Customer Success with 8 employees.

Where are H1 employees located globally?

H1 has employees across 6 continents and 22 countries including Algeria, Egypt, India, Iran, China.

How has H1's team size changed over time?

H1's team has decreased from approximately 343 to 316 employees based on available data.

H1 Employee Directory

Q: Who are H1's key employees and leadership?

H1's key employees include: Ceo & Co-Founder: A. K., Ceo E Founder: G. D. G., Chief Operations Officer: D. B., Chief Data Officer: W. H., Vp Of Engineering: A. R..

Software DevelopmentNew York, United States501-1000 Employees

H1 operates in software development with a focus on healthcare, offering an AI-powered platform designed to identify and connect the right doctor to critical healthcare needs. The platform relies on a continuously learning Doctor Graph and is built atop a large global dataset of healthcare professionals. By blending deep healthcare data with AI-driven workflows, it supports clinical research, medical data exchange, and helps patients locate doctors. It also functions as a system of record for provider data.

Headquartered in New York City, New York, H1 is a sizable organization. Its offerings are designed for healthcare providers, researchers, patients, and health plans, supporting provider data management, clinical research, medical exchange, patient access to doctors, and analytics on networks.

H1 Global Highlights

North America
192

United States Of America
188
Canada
4

Asia
178

India
172
Iran
2
China
1
Malaysia
1
Japan
1
Nepal
1

Europe
28

United Kingdom Of Great Britain And Northern Ireland
16
Italy
6
Croatia
1
Portugal
1
Denmark
1
Germany
1
Ukraine
1
Spain
1

Oceania
3

Australia
2
Micronesia
1

South America
3

Brazil
2
Argentina
1

Africa
2

Algeria
1
Egypt
1

H1's Leadership

A. K.
Ceo & Co-Founder
Mobile Phone
Email
G. D. G.
Ceo E Founder
Mobile Phone
Email
D. B.
Chief Operations Officer
Mobile Phone
Email
W. H.
Chief Data Officer
Mobile Phone
Email
A. R.
Vp Of Engineering
Mobile Phone
Email
D. J.
Vice President Of Engineering
Mobile Phone
Email
D. C.
Regional Vice President - Enterprise Sales
Mobile Phone
Email
M. B. K.
Vice President, Global Strategic Accounts
Mobile Phone
Email

H1 Employee Metrics

100%

50%

0%

2026

2025

Analytics
Engineering
Product Management
Customer Success
Sales
Other
Accounting
Operations
Administrative
Media & Communications

Contact profiles from H1

Name

Title

Contact Info

Location

Last Update

M. N.
Director Of Security And It
Mobile Phone
Email
United StatesWisconsin
Jun 12, 2026
K. D.
Assistant Controller
Mobile Phone
Email
United StatesNew Jersey
Jun 12, 2026
H. F.
Senior Global Talent Acquisition Lead
Mobile Phone
Email
United States
Jun 12, 2026
C. S.
Senior Manager Of Business Development
Mobile Phone
Email
United StatesNew Jersey
May 22, 2026
S. R.
Event Marketing Manager
Mobile Phone
Email
United StatesFlorida
Apr 14, 2026
L. S.
Senior Customer Success Manager
Mobile Phone
Email
United StatesNew York
May 22, 2026
L. L.
Senior Manager, Legal Operations
Mobile Phone
Email
United States
May 29, 2026
A. W. S.
Senior Product Manager, Clinical Trials
Mobile Phone
Email
United StatesNew York
Apr 17, 2026
J. L.
Senior Customer Success Manager
Mobile Phone
Email
Mar 13, 2025
E. J.
Global Customer Success Manager
Mobile Phone
Email
United States
Apr 17, 2026

Frequently Asked Questions

What is H1 known for?

H1 was founded in 2017 operates in the Software Development industry. The company's main headquarters is located in 373 Park Avenue South 4th Floor New York, New York United States. Explore H1's company overview page for more information.

What is H1's most common email format?

H1 employees' email format typically follows the pattern of . Trying to find reliable and up-to-date employee contact data? Find more H1 email formats with LeadIQ.

How many employees does H1 have currently?

H1 has approximately 546 employees as of June 2026. These team members are located across 6 continents, including North AmericaAsiaEurope.

Who are H1's key employees and leadership?

As of June 2026, H1's key employees include:

Ceo & Co-Founder: A. K.
Ceo E Founder: G. D. G.
Chief Operations Officer: D. B.
Chief Data Officer: W. H.
Vp Of Engineering: A. R.

Looking for contact data? Unlock accurate emails and phone numbers for your ideal prospects with LeadIQ.

Everything for prospecting,
in one platform.

What you can expect from LeadIQ:

B2B data verified in real-time
Sync data to your CRM, & add it to an outreach sequence in one click
Integrations with your tech stack for optimal efficiency
A patented AI cold email generator
Account & contact-level job change tracking

H1 Employee Directory

Find H1 employees' phone numbers or email addresses

Name search is limited — try advanced search instead