![Geertrui Schoolenberg](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>)
Geertrui Schoolenberg
Chairman at
ACCSYS TECHNOLOGIES PLC
Net worth: 213 289 $ as of 2026-09-29
Profile
Geertrui E.
Schoolenberg is Non-Executive Chairman at Accsys Technologies Plc since 2023 and at Elementis Plc since 2026.
Other current roles include Non-Executive Director at Stichting Centraal Orgaan Voorraadvorming Aadolieprodukten, Independent Non-Executive Director at Titan Wood BV, Non-Executive Director at Energy Supply Association of Australia Ltd., and Senior Independent Non-Executive Director at TI Fluid Systems Ltd. since 2022.
Former positions include Director-Integrated Supply Chain at Akzo Nobel NV, Senior Independent Non-Executive Director at Spirax Group Plc from 2019 to 2021, Senior Independent Non-Executive Director at Low & Bonar Ltd. from 2018 to 2020, Non-Executive Director at Central Orgaan Voorraadvorming Aardolieproducten from 2011 to 2021, Independent Director at SPIE SA from 2021 to 2025, Vice President-Industrial Operations Global at Wärtsilä Oyj Abp in 2011, General Manager-Strategy & Portfolio at Shell Chemicals Ltd., Production Manager at Shell Pernis Refinery, and Member-Supervisory Board at Avantium NV from 2020 to 2022.
Education includes a doctorate from Delft University of Technology.
Known holdings in public companies
| Company | Date | Number of shares | Valuation | Valuation date |
|---|---|---|---|---|
ELEMENTIS PLC 0.01% | 2025-12-30 | 60,000 ( 0.01% ) | 142 676 $ | 2026-09-29 |
| 2026-03-30 | 88,888 ( 0.04% ) | 70 614 $ | 2026-09-29 |
Geertrui Schoolenberg active positions
| Companies | Position | Start |
|---|---|---|
| ACCSYS TECHNOLOGIES PLC | Chairman | 2023-09-19 |
| ELEMENTIS PLC | Chairman | 2026-04-28 |
| TI FLUID SYSTEMS PLC | Director/Board Member | 2022-09-04 |
Stichting Centraal Orgaan Voorraadvorming Aadolieprodukten
 Stichting Centraal Orgaan Voorraadvorming Aadolieprodukten Investment Trusts/Mutual FundsMiscellaneous Operates holding stocks of petroleum products | Director/Board Member | - |
Energy Supply Association of Australia Ltd.
 Energy Supply Association of Australia Ltd. Electric UtilitiesUtilities Provides energy generating services | Director/Board Member | - |
Titan Wood BV
 Titan Wood BV Forest ProductsNon-Energy Minerals Manufactures modified wood products | Director/Board Member | - |
Former positions of Geertrui Schoolenberg
| Companies | Position | End |
|---|---|---|
| SPIE SA | Director/Board Member | 2025-12-30 |
| AVANTIUM N.V. | Director/Board Member | 2021-12-31 |
| SPIRAX GROUP PLC | Director/Board Member | 2021-07-31 |
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Education of Geertrui Schoolenberg
Experiences
Positions held
Active
Inactive
Listed companies
Private companies
Connections
61
1st degree connections
16
1st degree companies
Male
Female
Members of the board
Executives
Linked companies
| Private companies | 16 |
|---|---|
Akzo Nobel NV
 Akzo Nobel NV Industrial SpecialtiesProcess Industries Manufactures and sells decorative paints, performance coatings, and specialty chemicals | Process Industries |
Accsys Technologies Plc
 Accsys Technologies Plc Industrial SpecialtiesProcess Industries Develops and markets accoya solid wood and tricoya wood elements technology | Process Industries |
Wärtsilä Oyj Abp
 Wärtsilä Oyj Abp Trucks/Construction/Farm MachineryProducer Manufacturing Develops technologies for maritime industry and engages in power plant & energy storage businesses | Producer Manufacturing |
Spirax-Sarco Engineering Plc
 Spirax-Sarco Engineering Plc Industrial MachineryProducer Manufacturing Manufactures steam and other industrial fluid control equipment | Producer Manufacturing |
Elementis Plc
 Elementis Plc Chemicals: SpecialtyProcess Industries Manufactures specialty chemicals | Process Industries |
Low & Bonar Ltd.
 Low & Bonar Ltd. TextilesProcess Industries Manufactures and supplies coated technical textiles products | Process Industries |
Shell Chemicals Ltd.
 Shell Chemicals Ltd. Chemicals: SpecialtyProcess Industries Manufactures basic inorganic and organic chemicals | Process Industries |
Delft University of Technology
 Delft University of Technology Other Consumer ServicesConsumer Services Functions as a College/University | Consumer Services |
Stichting Centraal Orgaan Voorraadvorming Aadolieprodukten
Stichting Centraal Orgaan Voorraadvorming Aadolieprodukten Investment Trusts/Mutual FundsMiscellaneous Operates holding stocks of petroleum products | Miscellaneous |
Avantium NV
 Avantium NV Industrial MachineryProducer Manufacturing Engages in the development and commercialization of bio-based plastics and chemicals using advanced catalysis research and development | Producer Manufacturing |
Titan Wood BV
Titan Wood BV Forest ProductsNon-Energy Minerals Manufactures modified wood products | Non-Energy Minerals |
Energy Supply Association of Australia Ltd.
Energy Supply Association of Australia Ltd. Electric UtilitiesUtilities Provides energy generating services | Utilities |
TI Fluid Systems Plc
 TI Fluid Systems Plc Auto Parts: OEMProducer Manufacturing Manufactures fluid carrying systems, fuel tanks, filter tubes, modules, pumps and sealed level sensors | Producer Manufacturing |
SPIE SA
 SPIE SA Miscellaneous Commercial ServicesCommercial Services Provides technical services in the fields of energy and communication | Commercial Services |
Shell Pernis Refinery | |
Central Orgaan Voorraadvorming Aardolieproducten
 Central Orgaan Voorraadvorming Aardolieproducten Miscellaneous Commercial ServicesCommercial Services Operates as a non profit organization that maintains strategic oil reserves | Commercial Services |
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