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Bertrand Loy
Chairman at
ENTEGRIS, INC.
Net worth: 32 M $ as of 2026-05-30
Profile
Mr. Bertrand Loy is a Lead Independent Director at Harvard Bioscience, Inc., a President & Director at ATMI, Inc., a Chairman at Semiconductor Equipment & Materials International, a President, Chief Executive Officer & Director at Entegris, Inc. and a Co-Managing Director at Entegris GmbH. He is on the Board of Directors at Harvard Bioscience, Inc., ATMI, Inc., Entegris, Inc., Massachusetts High Technology Council, Inc. and Hangzhou Anow Microfiltration Co., Ltd. Mr. Loy was previously employed as an Independent Director by BTU International, Inc., a Chief Financial Officer & Vice President by Mykrolis Corp., and a Chief Information Officer by Millipore Corp. He received his MBA from ESSEC Business School.
Known holdings in public companies
| Company | Date | Number of shares | Valuation | Valuation date |
|---|---|---|---|---|
ENTEGRIS, INC. 0.15% | 2026-04-16 | 227,527 ( 0.15% ) | 32 M $ | 2026-05-30 |
Latest news about Bertrand Loy
| 25-05-12 | Entegris Announces CEO Succession Plan | RE |
Bertrand Loy active positions
| Companies | Position | Start |
|---|---|---|
| ENTEGRIS, INC. | Chairman | 2023-04-25 |
| CMC MATERIALS, INC. | Director/Board Member | 2022-07-05 |
| ASHLAND INC. | Director/Board Member | 2026-05-14 |
Massachusetts High Technology Council, Inc.
 Massachusetts High Technology Council, Inc. Internet Software/ServicesTechnology Services Engages in collective and collaborative technologies | Director/Board Member | - |
Hangzhou Anow Microfiltration Co., Ltd.
 Hangzhou Anow Microfiltration Co., Ltd. Wholesale DistributorsDistribution Services Operates as a filtration company | Director/Board Member | - |
Nexplanar Corp.
 Nexplanar Corp. SemiconductorsElectronic Technology Develops the next generation chemical mechanical planarization pads for the semiconductor device industry | President | - |
Former positions of Bertrand Loy
| Companies | Position | End |
|---|---|---|
| HARVARD BIOSCIENCE, INC. | Director/Board Member | 2025-06-01 |
Semiconductor Equipment & Materials International
 Semiconductor Equipment & Materials International SemiconductorsElectronic Technology Manufactures and supplies semiconductor equipments | Chairman | 2023-01-15 |
| BTU INTERNATIONAL, INC. | Director/Board Member | 2014-12-31 |
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Training of Bertrand Loy
Experiences
Positions held
Active
Inactive
Listed companies
Private companies
Connections
51
1st degree connections
15
1st degree companies
Male
Female
Members of the board
Executives
Linked companies
| Private companies | 15 |
|---|---|
ATMI, Inc.
 ATMI, Inc. SemiconductorsElectronic Technology Provides materials and materials packaging for manufacturing semiconductors and flat panel displays | Electronic Technology |
BTU International, Inc.
 BTU International, Inc. Industrial MachineryProducer Manufacturing Provides thermal processing solutions that includes designing, manufacturing and supporting reflow ovens, precision-controlled belt & custom furnaces, control systems | Producer Manufacturing |
EMD Millipore Corp.
 EMD Millipore Corp. Miscellaneous Commercial ServicesCommercial Services Engages in research, development and production of biotechnology & pharmaceutical drug therapies | Commercial Services |
Entegris, Inc.
 Entegris, Inc. Industrial MachineryProducer Manufacturing Manufactures and supplies critical materials for the semiconductor, data storage & pharmaceutical industries | Producer Manufacturing |
CMC Materials LLC
 CMC Materials LLC SemiconductorsElectronic Technology Manufactures and supplies polishing compounds and polishing pads for the semiconductor industry | Electronic Technology |
Harvard Bioscience, Inc.
 Harvard Bioscience, Inc. Medical SpecialtiesHealth Technology Manufactures, develops and markets apparatus and scientific instruments | Health Technology |
Mykrolis Corp.
 Mykrolis Corp. Electronic Production EquipmentElectronic Technology Develops, manufactures and markets laboratory analytical instruments | Electronic Technology |
Semiconductor Equipment & Materials International
Semiconductor Equipment & Materials International SemiconductorsElectronic Technology Manufactures and supplies semiconductor equipments | Electronic Technology |
Nexplanar Corp.
Nexplanar Corp. SemiconductorsElectronic Technology Develops the next generation chemical mechanical planarization pads for the semiconductor device industry | Electronic Technology |
ESSEC Business School
 ESSEC Business School Other Consumer ServicesConsumer Services Functions as a College/University | Consumer Services |
QED Technologies International, Inc.
 QED Technologies International, Inc. SemiconductorsElectronic Technology Develops polishing and metrology technology for semiconductors | Electronic Technology |
Massachusetts High Technology Council, Inc.
Massachusetts High Technology Council, Inc. Internet Software/ServicesTechnology Services Engages in collective and collaborative technologies | Technology Services |
Entegris GmbH
 Entegris GmbH Miscellaneous Commercial ServicesCommercial Services Provides materials management products and services | Commercial Services |
Ashland, Inc.
 Ashland, Inc. Food: Specialty/CandyConsumer Non-Durables Manufactures and markets specialty ingredients, performance materials and valvoline | Consumer Non-Durables |
Hangzhou Anow Microfiltration Co., Ltd.
Hangzhou Anow Microfiltration Co., Ltd. Wholesale DistributorsDistribution Services Operates as a filtration company | Distribution Services |
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