![Theresa Jester](data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" width="16" height="16" fill="%231b1b1b" class="bi bi-person-fill" viewBox="0 0 16 16"><path d="M3 14s-1 0-1-1 1-4 6-4 6 3 6 4-1 1-1 1zm5-6a3 3 0 1 0 0-6 3 3 0 0 0 0 6"/></svg>)
Theresa Jester
Director/Board Member at
CANADIAN PREMIUM SAND INC.
Net worth: - $ as of 31/05/2026
Profile
Theresa Jester is currently Chairman at Silicor Materials, Inc. since 2010.
Other current roles include Director at Highland Materials, Inc. starting in 2023, Independent Director at Fusion Fuel Green Plc since 2021, Managing Director at Kiwa Pi Berlin, LLC starting in 2023, Independent Director at Canadian Premium Sand, Inc. since 2023, Director at Next Energy Technologies, Inc. since 2020, and Director at Graphene & Solar Technologies Ltd. starting in 2026.
Former positions include Chief Executive Officer at Solpad, Inc., Chief Executive Officer at Bia Controls, Inc. from 2018 to 2021, Manager at SunPower Corp., Principal at SoloPower Systems, Inc., Vice President-Operations at SolarWorld AG, Enterpreneur-In-Residence at Hudson & Co., Vice President-Operations at Shell Solar BV, Vice President-Engineering at Siemens AB, and Vice President-Engineering at ARCO Solar, Inc. Education includes undergraduate studies at California State University-Northridge.
Known holdings in public companies
| Company | Date | Number of shares | Valuation | Valuation date |
|---|---|---|---|---|
| 20/03/2025 | 0 ( -.--% ) | - $ | 31/05/2026 |
Theresa Jester active positions
| Companies | Position | Start |
|---|---|---|
| FUSION FUEL GREEN PLC | Director/Board Member | 13/12/2021 |
| CANADIAN PREMIUM SAND INC. | Director/Board Member | 01/04/2023 |
| GRAPHENE & SOLAR TECHNOLOGIES LIMITED | Director/Board Member | 26/06/2026 |
Next Energy Technologies, Inc.
 Next Energy Technologies, Inc. Information Technology ServicesTechnology Services Provides windows technology that generates wind energy | Director/Board Member | 01/03/2020 |
Silicor Materials, Inc.
 Silicor Materials, Inc. SemiconductorsElectronic Technology Manufactures solar silicon and multicrystalline solar cells | Chairman | - |
Former positions of Theresa Jester
| Companies | Position | End |
|---|---|---|
Bia Controls, Inc.
 Bia Controls, Inc. Engineering & ConstructionIndustrial Services Provides control system and building automation installation services | Chief Executive Officer | 01/09/2021 |
Siemens AB
 Siemens AB Computer CommunicationsElectronic Technology Provides products and services to the electronic, electrical, and information technology sectors | Corporate Officer/Principal | - |
ARCO Solar, Inc. | Corporate Officer/Principal | - |
Hudson & Co.
 Hudson & Co. Miscellaneous Commercial ServicesCommercial Services Provides legal services. | Corporate Officer/Principal | - |
| ░░░░░░░░░ ░░░░░░░░ ░░░░ | ░░░░░░░░░ ░░░░░░░░░░░░░░░░░ | - |
Training of Theresa Jester
Experiences
Positions held
Active
Inactive
Listed companies
Private companies
Connections
26
1st degree connections
15
1st degree companies
Male
Female
Members of the board
Executives
Linked companies
| Private companies | 15 |
|---|---|
SunPower Corp.
 SunPower Corp. Industrial MachineryProducer Manufacturing Manufactures, develops and distributes solar panels, micro invertors & battery energy storage products | Producer Manufacturing |
Silicor Materials, Inc.
Silicor Materials, Inc. SemiconductorsElectronic Technology Manufactures solar silicon and multicrystalline solar cells | Electronic Technology |
SoloPower Systems, Inc.
 SoloPower Systems, Inc. SemiconductorsElectronic Technology Provides thin-film photovoltaic cells and modules | Electronic Technology |
Canadian Premium Sand, Inc.
 Canadian Premium Sand, Inc. Construction MaterialsNon-Energy Minerals Provides silica sand quarrying services for industrial applications and feedstock for premium glass manufacturing | Non-Energy Minerals |
Next Energy Technologies, Inc.
Next Energy Technologies, Inc. Information Technology ServicesTechnology Services Provides windows technology that generates wind energy | Technology Services |
SolarWorld AG
 SolarWorld AG Electronic Equipment/InstrumentsElectronic Technology Manufactures and supplies solar power products | Electronic Technology |
Hudson & Co.
Hudson & Co. Miscellaneous Commercial ServicesCommercial Services Provides legal services. | Commercial Services |
California State University-Northridge
 California State University-Northridge Other Consumer ServicesConsumer Services Functions as a College/University | Consumer Services |
Shell Solar BV
 Shell Solar BV SemiconductorsElectronic Technology Develops photovoltaic solar cells and modules | Electronic Technology |
Siemens AB
Siemens AB Computer CommunicationsElectronic Technology Provides products and services to the electronic, electrical, and information technology sectors | Electronic Technology |
ARCO Solar, Inc. | |
Solpad, Inc.
 Solpad, Inc. SemiconductorsElectronic Technology Manufactures solar panel grids | Electronic Technology |
Graphene & Solar Technologies Ltd.
 Graphene & Solar Technologies Ltd. Industrial SpecialtiesProcess Industries Engages in processing of silica quartz | Process Industries |
Fusion Fuel Green Plc
 Fusion Fuel Green Plc Chemicals: SpecialtyProcess Industries Produces hydrogen | Process Industries |
Bia Controls, Inc.
Bia Controls, Inc. Engineering & ConstructionIndustrial Services Provides control system and building automation installation services | Industrial Services |
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