Tom Rohrs
Net worth: 3 M $ as of 2026-05-30
Net worth: 3 M $ as of 2026-05-30
Thomas M.
Rohrs is Executive Chairman at Ichor Systems, Inc. and Ichor Systems Ltd. since 2020, Director at Quanergy Perception Technologies, Inc. since 2020, and Director at Ichor Holdings Ltd. (United Kingdom) since 2016.
Former roles include Chairman & Chief Executive Officer at Electroglas, Inc. from 2006 to 2009, Chairman & Chief Executive Officer at Skyline Solar, Inc. from 2010 to 2012, Chief Executive Officer at Ajax-United Patterns & Molds, Inc., Chief Executive Officer at Precision Flow Technologies, Inc., Chairman at Vignani Technologies Pvt Ltd. from 2005 to 2014, Independent Director at Intevac, Inc. from 2010 to 2022, Independent Director at Advanced Energy Industries, Inc. from 2011 to 2022, Independent Director at Magma Design Automation LLC from 2011 to 2012, Director at Ultra Clean Holdings, Inc. from 2003 to 2008, Director at Segue Manufacturing Services LLC from 2008 to 2015, Director at Ion Systems, Inc. from 2003 to 2006, Director at Foliage, Inc., Director at Ultra Clean Technologies Corp., Non-Independent Director at Ichor Holdings Ltd. from 2025 to 2026, Senior Vice President-Global Operations at Applied Materials, Inc. from 1997 to 2002, Group Operations Manager-Personal Computer Group at HP, Inc., Vice President-Worldwide Operations at Silicon Graphics, Inc. from 1992 to 1997, and Senior VP-Manufacturing & Customer Services at Mips Computer Systems, Inc. from 2010 to 2012.
Education includes an undergraduate degree from the University of Notre Dame in 1973 and an MBA from Harvard Business School in 1977.
| Company | Date | Number of shares | Valuation | Valuation date |
|---|---|---|---|---|
ICHOR HOLDINGS, LTD. 0.14% | 2026-03-16 | 47,687 ( 0.14% ) | 3 M $ | 2026-05-30 |
| Companies | Position | Start |
|---|---|---|
Quanergy Perception Technologies, Inc.
Quanergy Perception Technologies, Inc. Aerospace & DefenseElectronic Technology Develops and manufactures light detection and sensors & dimensional sensing solutions | Director/Board Member | 2020-03-31 |
Ichor Systems Ltd.
Ichor Systems Ltd. Engineering & ConstructionIndustrial Services Provides engineering as well as technical consulting services for the development and manufacturing of semiconductor equipment | Chairman | 2012-01-31 |
Ichor Holdings Ltd. (United Kingdom)
Ichor Holdings Ltd. (United Kingdom) Electronic Production EquipmentElectronic Technology Manufactures critical fluid delivery subsystems | Director/Board Member | 2016-11-30 |
Ichor Systems, Inc.
Ichor Systems, Inc. Industrial MachineryProducer Manufacturing Manufactures gas and chemical delivery modules | Chairman | 2012-01-31 |
| Companies | Position | End |
|---|---|---|
| ICHOR HOLDINGS, LTD. | Chief Executive Officer | 2020-01-05 |
| INTEVAC, INC. | Director/Board Member | 2022-05-17 |
| ADVANCED ENERGY INDUSTRIES, INC. | Director/Board Member | 2022-05-08 |
Segue Manufacturing Services LLC
Segue Manufacturing Services LLC Electrical ProductsProducer Manufacturing Operates as a global contract manufacturing firm specializes in electro-mechanical integration, cable and harness, assembly and engineering services | Director/Board Member | 2014-12-31 |
Vignani Technologies Pvt Ltd.
Vignani Technologies Pvt Ltd. Engineering & ConstructionIndustrial Services Provides electronics engineering services | Chairman | 2014-01-31 |
Active
Inactive
Listed companies
Private companies
1st degree connections
1st degree companies
Male
Female
Members of the board
Executives
| Private companies | 24 |
|---|---|
Applied Materials, Inc.
Applied Materials, Inc. Industrial MachineryProducer Manufacturing Designs, develops, manufactures and sells equipment to fabricate semiconductor chips, spare parts, factory automation software & liquid crystal displays | Producer Manufacturing |
Electroglas, Inc.
Electroglas, Inc. Industrial MachineryProducer Manufacturing Manufactures wafer probes | Producer Manufacturing |
HP, Inc.
HP, Inc. Information Technology ServicesTechnology Services Operates as a technology company that sells laptops, pc desktops, printers and accessories through online | Technology Services |
Silicon Graphics, Inc.
Silicon Graphics, Inc. Computer Processing HardwareElectronic Technology Develops visual computing systems | Electronic Technology |
Intevac, Inc.
Intevac, Inc. Wholesale DistributorsDistribution Services Supplies thin-film processing systems | Distribution Services |
Advanced Energy Industries, Inc.
Advanced Energy Industries, Inc. Electronic Production EquipmentElectronic Technology Develops and supplies power conversion and control systems | Electronic Technology |
Magma Design Automation LLC
Magma Design Automation LLC Information Technology ServicesTechnology Services Develops software for electronic design automation | Technology Services |
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 |
University of Notre Dame
University of Notre Dame Other Consumer ServicesConsumer Services Functions as a College/University | Consumer Services |
Segue Manufacturing Services LLC
Segue Manufacturing Services LLC Electrical ProductsProducer Manufacturing Operates as a global contract manufacturing firm specializes in electro-mechanical integration, cable and harness, assembly and engineering services | Producer Manufacturing |
Skyline Solar, Inc.
Skyline Solar, Inc. Electrical ProductsProducer Manufacturing Manufactures photovoltaic systems | Producer Manufacturing |
Quanergy Perception Technologies, Inc.
Quanergy Perception Technologies, Inc. Aerospace & DefenseElectronic Technology Develops and manufactures light detection and sensors & dimensional sensing solutions | Electronic Technology |
Ion Systems, Inc.
Ion Systems, Inc. Electronic Equipment/InstrumentsElectronic Technology Provides electrostatics management solutions | Electronic Technology |
Mips Computer Systems, Inc.
Mips Computer Systems, Inc. SemiconductorsElectronic Technology Develops microprocessors | Electronic Technology |
Ajax-United Patterns & Molds, Inc.
Ajax-United Patterns & Molds, Inc. Miscellaneous ManufacturingProducer Manufacturing Manufactures and assembles complex plastic & metal products | Producer Manufacturing |
Precision Flow Technologies, Inc.
Precision Flow Technologies, Inc. Engineering & ConstructionIndustrial Services Designs and manufactures gas delivery and gas purge systems | Industrial Services |
Vignani Technologies Pvt Ltd.
Vignani Technologies Pvt Ltd. Engineering & ConstructionIndustrial Services Provides electronics engineering services | Industrial Services |
Foliage, Inc.
Foliage, Inc. Engineering & ConstructionIndustrial Services Operates as a product development company that provides engineering and consulting services over the entire product lifecycle | Industrial Services |
Ichor Systems, Inc.
Ichor Systems, Inc. Industrial MachineryProducer Manufacturing Manufactures gas and chemical delivery modules | Producer Manufacturing |
Ultra Clean Technologies Corp.
Ultra Clean Technologies Corp. Industrial MachineryProducer Manufacturing Manufactures and distributes hydraulic and fluid power contamination controls | Producer Manufacturing |
Ichor Systems Ltd.
Ichor Systems Ltd. Engineering & ConstructionIndustrial Services Provides engineering as well as technical consulting services for the development and manufacturing of semiconductor equipment | Industrial Services |
Harvard Business School
Harvard Business School Other Consumer ServicesConsumer Services Functions as a College/University | Consumer Services |
Ichor Holdings Ltd.
Ichor Holdings Ltd. Industrial MachineryProducer Manufacturing Operates as holding company whose subsidiary manufactures gas and chemical delivery systems for semiconductor process equipment | Producer Manufacturing |
Ichor Holdings Ltd. (United Kingdom)
Ichor Holdings Ltd. (United Kingdom) Electronic Production EquipmentElectronic Technology Manufactures critical fluid delivery subsystems | Electronic Technology |
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