What departments does ESI Group have?

ESI Group has employees across 12 departments including Operations, Sales, Engineering, Human Resources, Marketing.

What is the largest department at ESI Group?

The largest department at ESI Group is Operations with 4 employees.

Where are ESI Group employees located globally?

ESI Group has employees across 7 continents and 60 countries including Tunisia, Algeria, Ethiopia, Egypt, Morocco.

How has ESI Group's team size changed over time?

ESI Group's team has decreased from approximately 2.2K to 492 employees based on available data.

ESI Group Employee Directory

Software DevelopmentCalifornia, United States1001-5000 Employees

ESI Group operates as a business unit within Keysight Technologies, based in Santa Rosa, California. It strengthens Keysight's software suite by delivering CAE capabilities that mirror real-world behavior and by supporting lifelike virtual prototyping scenarios. The unit aims to bridge simulation and measurement to support confidence in innovation and productivity across high-performance industries.

Its customers include engineers and organizations in high-performance sectors seeking to validate and optimize designs through integrated simulation and measurement. By offering workflows that connect modeling with physical testing, it helps accelerate development and reduce risk. A recent development in the broader Keysight organization is the announced acquisition of VPIphotonics GmbH in June 2026, illustrating ongoing expansion of the software portfolio.

ESI Group Global Highlights

North America
372

United States Of America
343
Mexico
18
El Salvador
2
Dominican Republic
2
Cuba
2
Canada
1
Costa Rica
1
Nicaragua
1
Guatemala
1
Haiti
1

Europe
276

France
168
Germany
51
Spain
17
United Kingdom Of Great Britain And Northern Ireland
15
Italy
7
Portugal
5
Sweden
4
Switzerland
2
Poland
2
Netherlands
2
Moldova
1
Belgium
1
Albania
1

Asia
192

India
127
China
23
Japan
12
Turkey
6
Malaysia
5
Viet Nam
5
Singapore
3
Philippines
2
Thailand
2
Indonesia
2
Russian Federation
2
Iran
1
United Arab Emirates
1
Bangladesh
1

South America
91

Brazil
35
Peru
18
Argentina
11
Ecuador
9
Colombia
8
Venezuela
3
Uruguay
2
Bolivia
2
Chile
2
Paraguay
1

Africa
24

Tunisia
17
Algeria
2
Ethiopia
1
Egypt
1
Morocco
1
Benin
1
Angola
1

Oceania
1

Australia
1

ESI Group's Leadership

C. S. J.
Ceo Asia Pacific Operations
Mobile Phone
Email
C. S. J.
Ceo, Asia Operations
Mobile Phone
Email
T. A.
Chief Executive Officer
Mobile Phone
Email
E. D.
Coo - Directeur Général Délégué
Mobile Phone
Email
S. Y.
Cto And Vp R&d
Mobile Phone
Email
A. S.
Chief Information Officer
Mobile Phone
Email
X. Z.
Chief Engineer
Mobile Phone
Email
Y. C.
Vp Of Human Resources
Mobile Phone
Email

ESI Group Employee Metrics

100%

50%

0%

2026

2025

Engineering
Research
Sales
Marketing
Healthcare Services
Other
Program & Project Management
Product Management
Operations
Administrative
Quality Assurance
Business

Contact profiles from ESI Group

Name

Title

Contact Info

Location

Last Update

E. D.
Coo - Directeur Général Délégué
Mobile Phone
Email
France
Apr 01, 2026
I. S.
Chairman Of Openfoam Hpc Technical Committee
Mobile Phone
Email
ItalyLiguria
Apr 17, 2026
S. T.
Partner Account Executive
Mobile Phone
Email
United StatesNorth Carolina
Feb 08, 2026
A. D. R.
Founder And Chairman
Mobile Phone
Email
FranceÎle-de-France
Apr 01, 2026
C. S. J.
Ceo Asia Pacific Operations
Mobile Phone
Email
France
Jun 01, 2026
S. S.
President
Mobile Phone
Email
United StatesArizona
May 28, 2026
C. S. J.
Ceo, Asia Operations
Mobile Phone
Email
JapanTokyo
Apr 13, 2026
A. S.
Chief Information Officer
Mobile Phone
Email
FranceÎle-de-France
May 19, 2026
D. C.
Owner
Mobile Phone
Email
Oct 23, 2024
J. A.
Energy Conversion Process Owner
Mobile Phone
Email
UNITED STATES
Mar 07, 2023

Frequently Asked Questions

What is ESI Group known for?

ESI Group was founded in 1973 operates in the Software Development industry. The company's main headquarters is located in 1400 Fountain Grove Parkway Santa Rosa, California 95403 United States; you can contact the main corporate office by phone at

+33-1-53-65-1****

. Explore ESI Group's company overview page for more information.

What is ESI Group's most common email format?

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

How many employees does ESI Group have currently?

ESI Group has approximately 1.5K employees as of May 2026. These team members are located across 6 continents, including North AmericaEuropeAsia.

Who are ESI Group's key employees and leadership?

As of May 2026, ESI Group's key employees include:

Ceo Asia Pacific Operations: C. S. J.
Ceo, Asia Operations: C. S. J.
Chief Executive Officer: T. A.
Coo - Directeur Général Délégué: E. D.
Cto And Vp R&d: S. Y.

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

ESI Group Employee Directory

Find ESI Group employees' phone numbers or email addresses

Name search is limited — try advanced search instead