![Robert Mayfield](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>)
Robert Mayfield
Director/Board Member at
Libertatis Ergo Holding BV
Net worth: - $ as of 29/06/2026
Profile
Robert Hunter Mayfield is currently Independent Non-Executive Director at Roundhouse Digital Ltd. since 2026, Independent Non-Executive Director at Flex Labs, Inc., Director at Oncolize B.V., Advanced Material Solutions BV, Doser IP B.V., and Cantoni Therapeutics BV.
Also holds positions as Member-Supervisory Board at Libertatis Ergo Holding BV, UNIIQ BV, In Ovo BV, Bimini Biotech B.V., and Vitroscan BV.
Former roles include Non-Executive Director at Fibra Ltd., Director at SkyHook International, Inc., Independent Non-Executive Director at Cykel AI Development Plc, Director-Centre Entrepreneurship at the University of Leiden, Independent Non-Executive Director at DeFi Development Corporation UK Plc from 2024 to 2026, and Investment Principal at Kenda Capital BV and Kenda Capital LLC.
Education includes undergraduate degree from The University of Edinburgh and MBA from INSEAD.
Known holdings in public companies
| Company | Date | Number of shares | Valuation | Valuation date |
|---|---|---|---|---|
-.--% | 30/01/2025 | 0 ( -.--% ) | - $ | 29/06/2026 |
Robert Mayfield active positions
| Companies | Position | Start |
|---|---|---|
Libertatis Ergo Holding BV
 Libertatis Ergo Holding BV Investment ManagersFinance LEH invests in companies located in the Netherlands. The firm focuses on broad range of sectors and industries. It provides financing for seed and early stage capital requirements. | Director/Board Member | - |
UNIIQ BV
 UNIIQ BV Investment ManagersFinance Acts as Venture Capital Fund | Director/Board Member | - |
In Ovo BV
 In Ovo BV Pharmaceuticals: OtherHealth Technology Develops medicinal products for the poultry industry | Director/Board Member | - |
Bimini Biotech B V
 Bimini Biotech B V BiotechnologyHealth Technology Develops therapeutic strategies for oncology | Director/Board Member | - |
Oncolize B.V.
 Oncolize B.V. Pharmaceuticals: MajorHealth Technology Offers injectable drug depots for better tumor treatment | Director/Board Member | - |
Former positions of Robert Mayfield
| Companies | Position | End |
|---|---|---|
University of Leiden
 University of Leiden Other Consumer ServicesConsumer Services Functions as a College/University | Corporate Officer/Principal | - |
Fibra Ltd.
 Fibra Ltd. Environmental ServicesIndustrial Services Develops liquid treatment services | Director/Board Member | - |
Cykel AI Plc
 Cykel AI Plc Packaged SoftwareTechnology Services Develops artificial intelligence based technology software for filling digital forms, managing work tools and booking meetings | Director/Board Member | - |
SkyHook International, Inc.
 SkyHook International, Inc. Air Freight/CouriersTransportation Operates as a holding company with interests in providing logistics solutions | Director/Board Member | - |
Training of Robert Mayfield
Experiences
Positions held
Active
Inactive
Listed companies
Private companies
Connections
2
1st degree connections
13
1st degree companies
Male
Female
Members of the board
Executives
Linked companies
| Private companies | 13 |
|---|---|
The University of Edinburgh
 The University of Edinburgh Other Consumer ServicesConsumer Services Functions as a College/University | Consumer Services |
INSEAD
 INSEAD Other Consumer ServicesConsumer Services Functions as a College/University | Consumer Services |
University of Leiden
University of Leiden Other Consumer ServicesConsumer Services Functions as a College/University | Consumer Services |
Libertatis Ergo Holding BV
Libertatis Ergo Holding BV Investment ManagersFinance LEH invests in companies located in the Netherlands. The firm focuses on broad range of sectors and industries. It provides financing for seed and early stage capital requirements. | Finance |
Kenda Capital BV
 Kenda Capital BV Investment ManagersFinance Kenda is an active manager which invests primarily in the upstream oil and gas sector, but also selectively invests in downstream O&G, renewable energy and by-product recycling technologies. Areas of interest include oil and gas exploration, sub surface visualization, well construction and automation, automated production operations, processing facilities and infrastructure, CO2 and sulphur disposal, biofuel, renewable energy technologies and water and fluid treatment. The firm seeks to identify and work with companies with an effective management team which have developed 'step change' technologies and which have executable business plans. Through the Shell Technology Ventures Fund, Kenda takes stakes in oil and gas fields to enable the introduction of value adding, novel technologies. | Finance |
Fibra Ltd.
Fibra Ltd. Environmental ServicesIndustrial Services Develops liquid treatment services | Industrial Services |
Kenda Capital LLC
 Kenda Capital LLC Investment ManagersFinance Kenda Capital and the Fund maintain a unique technology relationship with Shell. Major investors in the Fund are Shell, Coller Capital and the Abu Dhabi Investment Authority. The Fund also has proprietary access to oil and gas field operations and wells in order to test, prove and demonstrate combinations of new technologies. The Fund is a large scale investment fund focused at reducing the cost of energy by accelerating the development and deployment of new technologies across the energy sector. The Fund's primary focus is on the upstream oil and gas sector, but also selectively invests in downstream oil and gas, renewable energy and by-product recycling technologies. Areas of interest include: oil and gas exploration, sub surface visualization, well construction and automation, automated production operations, processing facilities and infrastructure, CO2 and sulphur disposal, fluid management, solar and wave technologies, biofuel and renewable energy technologies. The Fund also takes stakes in oil and gas fields to enable the introduction of value-adding new technologies. | Finance |
SkyHook International, Inc.
SkyHook International, Inc. Air Freight/CouriersTransportation Operates as a holding company with interests in providing logistics solutions | Transportation |
UNIIQ BV
UNIIQ BV Investment ManagersFinance Acts as Venture Capital Fund | Finance |
In Ovo BV
In Ovo BV Pharmaceuticals: OtherHealth Technology Develops medicinal products for the poultry industry | Health Technology |
Bimini Biotech B V
Bimini Biotech B V BiotechnologyHealth Technology Develops therapeutic strategies for oncology | Health Technology |
Oncolize B.V.
Oncolize B.V. Pharmaceuticals: MajorHealth Technology Offers injectable drug depots for better tumor treatment | Health Technology |
Cykel AI Plc
Cykel AI Plc Packaged SoftwareTechnology Services Develops artificial intelligence based technology software for filling digital forms, managing work tools and booking meetings | Technology Services |
- Stock Market
- Insiders
- Robert Mayfield
Choose MarketScreener 
