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John Tyson
Chief Executive Officer at
OXFORD INSTRUMENTS PLC
Net worth: 1 M $ as of 2026-06-29
Profile
John Richard Tyson is currently Chief Executive Officer & Director at Oxford Instruments Plc since 2024, Chief Executive Officer at Semelab Ltd. since 2014, and Director at St. Swithuns School (Winchester).
Former roles include Group Chief Executive Officer & Director at Tt Electronics Plc from 2014 to 2023, Director at Thrane & Thrane A, Independent Non-Executive Director at Videndum Plc in 2025, and President-Aerospace & Security Division at Cobham Ltd. from 2010 to 2014.
Education includes graduate studies at The University of Manchester.
Known holdings in public companies
| Company | Date | Number of shares | Valuation | Valuation date |
|---|---|---|---|---|
| 2026-03-30 | 28,484 ( 0.05% ) | 1 M $ | 2026-06-29 | |
| 2025-12-30 | 91 ( 0% ) | 501 $ | 2026-06-29 |
John Tyson active positions
| Companies | Position | Start |
|---|---|---|
| OXFORD INSTRUMENTS PLC | Chief Executive Officer | 2023-09-30 |
Semelab Ltd.
 Semelab Ltd. SemiconductorsElectronic Technology Supplies discrete semiconductors | Chief Executive Officer | 2013-12-31 |
St. Swithuns School (Winchester)
 St. Swithuns School (Winchester) Other Consumer ServicesConsumer Services Operates as a school | Director/Board Member | - |
Former positions of John Tyson
| Companies | Position | End |
|---|---|---|
| VIDENDUM PLC | Director/Board Member | 2025-07-30 |
| TT ELECTRONICS PLC | Chief Executive Officer | 2023-10-01 |
| COBHAM | Corporate Officer/Principal | 2014-05-31 |
Thrane & Thrane A/S
 Thrane & Thrane A/S Electronics DistributorsDistribution Services Wholesales information and communication equipment | Director/Board Member | - |
Training of John Tyson
Experiences
Positions held
Active
Inactive
Listed companies
Private companies
Connections
52
1st degree connections
8
1st degree companies
Male
Female
Members of the board
Executives
Linked companies
| Private companies | 8 |
|---|---|
Cobham Ltd.
 Cobham Ltd. Aerospace & DefenseElectronic Technology Designs and manufactures intelligent hardware for defense, aerospace & space markets | Electronic Technology |
Tt Electronics Plc
 Tt Electronics Plc Electronic ComponentsElectronic Technology Manufactures and supplies electronics to defence, aerospace, medical, automotive and industrial electronics markets | Electronic Technology |
Videndum Plc
 Videndum Plc Telecommunications EquipmentElectronic Technology Designs, manufactures and markets broadcast video and photographic camera support equipments | Electronic Technology |
Oxford Instruments Plc
 Oxford Instruments Plc Electronic Equipment/InstrumentsElectronic Technology Operates as a holding company whose subsidiaries provides products and solutions that enable fabrication & characterization of materials and devices | Electronic Technology |
Thrane & Thrane A/S
Thrane & Thrane A/S Electronics DistributorsDistribution Services Wholesales information and communication equipment | Distribution Services |
The University of Manchester
 The University of Manchester Other Consumer ServicesConsumer Services Functions as a College/University | Consumer Services |
Semelab Ltd.
Semelab Ltd. SemiconductorsElectronic Technology Supplies discrete semiconductors | Electronic Technology |
St. Swithuns School (Winchester)
St. Swithuns School (Winchester) Other Consumer ServicesConsumer Services Operates as a school | Consumer Services |
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