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SUMCO Employee Directory

Semiconductor ManufacturingArizona, United States501-1000 Employees

SUMCO Phoenix Corporation operates in the semiconductor manufacturing industry and is based in Phoenix, Arizona. It manufactures electronic-grade silicon wafers used by semiconductor companies worldwide to produce integrated circuits and other semiconductor devices that power a wide range of electronic products. The company employs between 501 and 1,000 people. Its technology stack includes SAP HANA and SAP S/4HANA, SAP Human Capital Management, Microsoft Azure, DocuSign, Honeywell, and Microsoft IIS, reflecting its use of enterprise software and cloud services. The company maintains a web presence at sumcousa.com.

Find SUMCO employees' phone numbers or email addresses

SUMCO Global Highlights

Location
Employees

North America
456

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  • United States Of America
    454
  • Dominican Republic
    2

Asia
45

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  • Japan
    23
  • Indonesia
    17
  • Singapore
    2
  • United Arab Emirates
    1
  • Saudi Arabia
    1
  • India
    1

Europe
11

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  • United Kingdom Of Great Britain And Northern Ireland
    5
  • Ireland
    2
  • France
    2
  • Spain
    1
  • Italy
    1

South America
1

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  • Ecuador
    1

SUMCO's Leadership

  • Chief Executive Officer at SUMCO
    C. T.
    Chief Executive Officer
    Mobile Phone
  • Chief Executive Officer at SUMCO
    J. R.
    Chief Executive Officer
    Mobile Phone
  • Vice President Technical Marketing at SUMCO
    C. N.
    Vice President Technical Marketing
    Mobile Phone
  • President And Chief Executive Officer at SUMCO
    B. R.
    President And Chief Executive Officer
    Mobile Phone
  • President at SUMCO
    J. P.
    President
    Mobile Phone
  • President at SUMCO
    L. R.
    President
    Mobile Phone
  • Founder at SUMCO
    C. H.
    Founder
    Mobile Phone
  • Owner at SUMCO
    A. S.
    Owner
    Mobile Phone

SUMCO Employee Metrics

100%
50%
0%
2026
2025
  • Engineering
  • Quality Assurance
  • Information Technology
  • Manufacturing
  • Sales
  • Other
  • Analytics
  • Administrative
  • Accounting
  • Business
  • Supply Chain

Contact profiles from SUMCO

Name
Title
Contact
Location
Last Update
  • Manager Of Information Technology at SUMCO
    A. R.
    Manager Of Information Technology
    Mobile Phone
    Oct 16, 2024
  • Office Manager at SUMCO
    A. F.
    Office Manager
    Mobile Phone
    Oct 16, 2024
  • Finance Manager at SUMCO
    D. C.
    Finance Manager
    Mobile Phone
    Oct 23, 2024
  • Corporate Compensation Benefits Manager at SUMCO
    D. T.
    Corporate Compensation Benefits Manager
    Mobile Phone
    Oct 22, 2024
  • Marketing Manager at SUMCO
    G. F.
    Marketing Manager
    Mobile Phone
    Oct 22, 2024
  • Site Services Manager at SUMCO
    J. N.
    Site Services Manager
    Mobile Phone
    Oct 22, 2024
  • Production Control Manager/Ftz Administrator at SUMCO
    K. B.
    Production Control Manager/Ftz Administrator
    Mobile Phone
    Oct 17, 2024
  • Purchasing Manager at SUMCO
    M. M.
    Purchasing Manager
    Mobile Phone
    Oct 23, 2024
  • Manager at SUMCO
    N. F.
    Manager
    Mobile Phone
    Oct 22, 2024
  • Sales Manager at SUMCO
    D. N.
    Sales Manager
    Mobile Phone
    Japan, Tokyo
    Sep 04, 2026

Frequently Asked Questions

What is SUMCO known for?

Minus sign iconPlus sign iconSUMCO operates in the Semiconductor Manufacturing industry. You can contact SUMCO's main corporate office by phone at
+1-480-473-****
. Explore SUMCO's company overview page for more information.

What is SUMCO's most common email format?

Minus sign iconPlus sign iconSUMCO employees' email format typically follows the pattern of First.Last@sumcousa.com. Trying to find reliable and up-to-date employee contact data? Find more SUMCO email formats with LeadIQ.

How many employees does SUMCO have currently?

Minus sign iconPlus sign iconSUMCO has approximately 618 employees as of August 2026. These team members are located across 4 continents, including North America, Asia and Europe.

Who are SUMCO's key employees and leadership?

Minus sign iconPlus sign icon

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

  • Chief Executive Officer: C. T.
  • Chief Executive Officer: J. R.
  • Vice President Technical Marketing: C. N.
  • President And Chief Executive Officer: B. R.
  • President: J. P.

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