What departments does Lumentum have?

Lumentum has employees across 18 departments including Accounting, Entrepreneurship, Operations, Finance, Sales.

What is the largest department at Lumentum?

The largest department at Lumentum is Engineering with 7 employees.

Where are Lumentum employees located globally?

Lumentum has employees across 6 continents and 28 countries including Ghana, Thailand, China, Malaysia, Japan.

How has Lumentum's team size changed over time?

Lumentum's team has decreased from approximately 2.7K to 1.9K employees based on available data.

Lumentum Employee Directory

Semiconductor ManufacturingCalifornia, United States1001-5000 Employees

Lumentum is a global technology company focused on optical and photonic solutions that underpin the networks and infrastructure behind AI, cloud computing, and next-generation communications. It provides high-performance lasers, modules, and optical subsystems designed to enable scalable and energy-efficient connectivity for data centers and advanced telecom networks. Headquartered in San Jose, California, the company maintains R&D, manufacturing, and sales activities across facilities worldwide.

Its customers include data center operators, telecommunications providers, industrial manufacturers, and sensing applications, addressing the need for reliable, high-bandwidth networking. In the optical networking and photonics space within telecommunications, Lumentum supports AI-driven infrastructure growth by supplying essential components. In June 2026, the company’s chair and CEO participated as speakers at the Rome Conference on AI, Ethics, and Governance, illustrating engagement with broader AI governance discussions.

Lumentum Global Highlights

North America
1.3K

United States Of America
1K
Canada
309
Mexico
3

Asia
611

Thailand
378
China
179
Japan
30
Malaysia
15
Singapore
3
India
2
Philippines
2
Pakistan
1
Israel
1

Europe
371

United Kingdom Of Great Britain And Northern Ireland
244
Switzerland
50
Slovenia
37
Italy
34
Liechtenstein
1
Germany
1
Sweden
1
Ukraine
1
Belgium
1
Netherlands
1

South America
19

Brazil
18
Venezuela
1

Africa
1

Ghana
1

Lumentum's Leadership

D. B. M.
Chief Executive Officer And Founder And Corporative General Manager
Mobile Phone
Email
P. K.
Chief Of Staff & External Affair And Head Of Quality Ehs
Mobile Phone
Email
A. K.
Chief Ip Counsel
Mobile Phone
Email
A. C.
Vice President Business Operations
Mobile Phone
Email
S. R.
Vice President Finance
Mobile Phone
Email
J. O.
Vice President Sales
Mobile Phone
Email
S. B.
Vice President Of Human Resources, Asia Pacific
Mobile Phone
Email
A. W.
Vice President Of Strategic Marketing
Mobile Phone
Email

Lumentum Employee Metrics

100%

50%

0%

2026

2025

Engineering
Program & Project Management
Analytics
Human Resources
Product Management
Other
Manufacturing
Administrative
Supply Chain

Contact profiles from Lumentum

Name

Title

Contact

Location

Last Update

J. R.
Director, Talent Acquisition Global Corporate Functions And Talent Programs
Mobile Phone
Email
Bay
Jul 09, 2026
R. S. V.
Senior Director, Global Hrbp | Ai, Cloud& Networking R&d, Engineering, Quality & Reliability Orgs
Mobile Phone
Email
Bay
Jun 22, 2026
A. T. P.
Human Resources Director
Mobile Phone
Email
Thailand
Sep 04, 2026
M. J. 吉.
Senior Director, Global Sales
Mobile Phone
Email
China, Zhejiang
Sep 02, 2026
J. S.
Director, M&a Integration And Program Management
Mobile Phone
Email
Aug 13, 2026
D. M.
Director Program Management Office
Mobile Phone
Email
Canada, Ontario
Aug 31, 2026
S. C.
Director Engineering And Quality
Mobile Phone
Email
Malaysia, Penang
Aug 29, 2026
J. E.
Engineering Dev Director
Mobile Phone
Email
Canada, Ontario
Jun 11, 2025
M. W.
Director, Technical Program Managemet
Mobile Phone
Email
Bay
May 28, 2025
P. N.
Sr Director Human Resources - Th&my
Mobile Phone
Email
Thailand, Bangkok
Apr 15, 2026

Frequently Asked Questions

What is Lumentum known for?

Lumentum was founded in 2015 and operates in the Semiconductor Manufacturing industry. You can contact Lumentum's main corporate office by phone at

+1-408-546-****

. Explore Lumentum's company overview page for more information.

What is Lumentum's most common email format?

Lumentum employees' email format typically follows the pattern of First.Last@lumentum.com. Trying to find reliable and up-to-date employee contact data? Find more Lumentum email formats with LeadIQ.

How many employees does Lumentum have currently?

Lumentum has approximately 3.7K employees as of August 2026. These team members are located across 5 continents, including North America, Asia and Europe.

Who are Lumentum's key employees and leadership?

As of August 2026, Lumentum's key employees include:

Chief Executive Officer And Founder And Corporative General Manager: D. B. M.
Chief Of Staff & External Affair And Head Of Quality Ehs: P. K.
Chief Ip Counsel: A. K.
Vice President Business Operations: A. C.
Vice President Finance: S. R.

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Lumentum Employee Directory

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