Clarence Granger

Director/Board Member at ULTRA CLEAN HOLDINGS, INC.

Net worth: 7 M $ as of 2026-05-30

77 year

38 connections

Electronic Technology

Consumer Services

Retail Trade

Profile

Clarence L.
Granger is currently a Director at Ultra Clean Holdings, Inc. since 2026.
Formerly, Mr. Granger was President & Chief Executive Officer at HMT Technology Corp.
from 1993 to 1994, Chairman & Chief Executive Officer at Ultra Clean Technology Systems & Service, Inc. from 1996 to 2002, Vice President-Media Operations at Seagate Technology ULC in 1996, and Vice President & GM-Thin Film Disk Division at Xidex Corp.
from 1988 to 1989.
Education includes graduate studies at Stanford University and undergraduate studies at the University of California, Berkeley.

Known holdings in public companies

Company	Date	Number of shares	Valuation	Valuation date
ULTRA CLEAN HOLDINGS, INC. 0.19%	2026-05-21	85,392 ( 0.19% )	7 M $	2026-05-30

Clarence Granger active positions

Companies	Position	Start
ULTRA CLEAN HOLDINGS, INC.	Director/Board Member	2026-05-21

All active positions of Clarence Granger

Former positions of Clarence Granger

Companies	Position	End
Ultra Clean Technology Systems & Service, Inc. Ultra Clean Technology Systems & Service, Inc. Electronic Equipment/InstrumentsElectronic Technology Designs, engineers, and manufactures gas delivery systems for semiconductor process equipment manufactures and device makers	Chief Executive Officer	2002-10-31
Seagate Technology ULC Seagate Technology ULC Electronics/Appliance StoresRetail Trade Operates as an online store that sells hard drives, storage devices, SSD and HDD	Public Communications Contact	1995-12-31
HMT Technology Corp. HMT Technology Corp. Computer PeripheralsElectronic Technology Provides high-performance thin film disks for hard disks drives	Chief Executive Officer	1993-12-31
Xidex Corp. Xidex Corp. Miscellaneous Commercial ServicesCommercial Services Develops, manufactures and sells nanomanipulation products	Corporate Officer/Principal	1988-12-31

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Training of Clarence Granger

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Linked companies

Private companies	7
HMT Technology Corp. HMT Technology Corp. Computer PeripheralsElectronic Technology Provides high-performance thin film disks for hard disks drives	Electronic Technology
Seagate Technology ULC Seagate Technology ULC Electronics/Appliance StoresRetail Trade Operates as an online store that sells hard drives, storage devices, SSD and HDD	Retail Trade
Ultra Clean Holdings, Inc. Ultra Clean Holdings, Inc. Industrial MachineryProducer Manufacturing Designs, engineers and manufactures gas & liquid delivery systems for semiconductor process equipment manufacturers and device makers	Producer Manufacturing
Stanford University Stanford University Other Consumer ServicesConsumer Services Functions as a College/University	Consumer Services
Ultra Clean Technology Systems & Service, Inc. Ultra Clean Technology Systems & Service, Inc. Electronic Equipment/InstrumentsElectronic Technology Designs, engineers, and manufactures gas delivery systems for semiconductor process equipment manufactures and device makers	Electronic Technology
University of California, Berkeley University of California, Berkeley Other Consumer ServicesConsumer Services Functions as a College/University	Consumer Services
Xidex Corp. Xidex Corp. Miscellaneous Commercial ServicesCommercial Services Develops, manufactures and sells nanomanipulation products	Commercial Services