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Ben Stocks
Chairman at
SDI GROUP PLC
Net worth: 20 763 $ as of 29/09/2026
Profile
Mr. Benjamin D.
Stocks is an Independent Non-Executive Director at City of London Investment Group Plc and a Senior Independent Non-Executive Director at Aerospace Technology Institute.
He is on the Board of Directors at City of London Investment Group Plc, Porvair Filtration Ltd., Porvair Sciences Ltd. and Aerospace Technology Institute.
Mr. Stocks was previously employed as a Chairman by Xaar Plc, a Group Chief Executive Officer & Executive Director by Porvair Plc, and a Managing Director-Specialty Packaging Division by CarnaudMetalbox Engineering Plc.
He received his graduate degree from the University of St. Andrews and an MBA from INSEAD.
Known holdings in public companies
| Company | Date | Number of shares | Valuation | Valuation date |
|---|---|---|---|---|
| 29/06/2026 | 3,029 ( 0.01% ) | 20 763 $ | 29/09/2026 |
Ben Stocks active positions
| Companies | Position | Start |
|---|---|---|
| CITY OF LONDON INVESTMENT GROUP PLC | Director/Board Member | 06/04/2025 |
| SDI GROUP PLC | Chairman | 31/10/2026 |
Porvair Filtration Ltd.
 Porvair Filtration Ltd. Industrial MachineryProducer Manufacturing Designs and manufactures porous ceramic filters and filtration equipment for the filtration of molten metals | Director/Board Member | - |
Porvair Sciences Ltd.
 Porvair Sciences Ltd. Miscellaneous ManufacturingProducer Manufacturing Manufactures cutting-edge porous plastic materials | Director/Board Member | 19/07/1999 |
Aerospace Technology Institute
 Aerospace Technology Institute Miscellaneous Commercial ServicesCommercial Services Engages in research and development in aerospace technology | Director/Board Member | - |
Former positions of Ben Stocks
| Companies | Position | End |
|---|---|---|
| XAAR PLC | Chairman | 13/10/2026 |
| PORVAIR PLC | Chief Executive Officer | 14/04/2025 |
CarnaudMetalbox Engineering Plc
 CarnaudMetalbox Engineering Plc Containers/PackagingProcess Industries Design, development and manufacture can making machinery | Corporate Officer/Principal | - |
Education of Ben Stocks
Experiences
Positions held
Active
Inactive
Listed companies
Private companies
Connections
42
1st degree connections
10
1st degree companies
Male
Female
Members of the board
Executives
Linked companies
| Private companies | 10 |
|---|---|
CarnaudMetalbox Engineering Plc
CarnaudMetalbox Engineering Plc Containers/PackagingProcess Industries Design, development and manufacture can making machinery | Process Industries |
City of London Investment Group Plc
 City of London Investment Group Plc Investment Trusts/Mutual FundsMiscellaneous Operates as an asset management group | Miscellaneous |
Sdi Group Plc
 Sdi Group Plc Electronic Equipment/InstrumentsElectronic Technology Designs and manufactures special-purpose instruments for use in the life sciences | Electronic Technology |
Porvair Plc
 Porvair Plc Industrial MachineryProducer Manufacturing Develops, designs and manufactures specialist filtration and separation equipment | Producer Manufacturing |
Xaar Plc
 Xaar Plc Industrial MachineryProducer Manufacturing Designs, manufactures and supplies industrial inkjet print heads | Producer Manufacturing |
INSEAD
 INSEAD Other Consumer ServicesConsumer Services Functions as a College/University | Consumer Services |
University of St. Andrews
 University of St. Andrews Other Consumer ServicesConsumer Services Functions as a College/University | Consumer Services |
Porvair Filtration Ltd.
Porvair Filtration Ltd. Industrial MachineryProducer Manufacturing Designs and manufactures porous ceramic filters and filtration equipment for the filtration of molten metals | Producer Manufacturing |
Aerospace Technology Institute
Aerospace Technology Institute Miscellaneous Commercial ServicesCommercial Services Engages in research and development in aerospace technology | Commercial Services |
Porvair Sciences Ltd.
Porvair Sciences Ltd. Miscellaneous ManufacturingProducer Manufacturing Manufactures cutting-edge porous plastic materials | Producer Manufacturing |
- Stock Market
- Insiders
- Ben Stocks
