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Mark Routh
Director/Board Member at
PXOG Marshall Ltd.
Net worth: 116 048 $ as of 2026-07-30
Profile
Mark Christopher Routh was the founder of CH4 Energy Ltd., founded in 2002, where the title held was Managing Director from 2002 to 2006.
The current job is Director at PXOG Marshall Ltd. starting in 2021.
Former jobs include Chief Executive Officer & Director at Prospex Energy Plc from 2021 to 2026, Non-Executive Chairman at Warrego Energy Ltd., Non-Executive Chairman at IOG Plc in 2018, Non-Executive Director at Petrel Energy Ltd. in 2019, Director at IOG North Sea Ltd., and Non-Executive Director at Warrego Energy Pty Ltd. Education includes graduation from Imperial College London in 1986.
Known holdings in public companies
| Company | Date | Number of shares | Valuation | Valuation date |
|---|---|---|---|---|
PROSPEX ENERGY PLC 0.69% | 2025-06-29 | 2,973,293 ( 0.69% ) | 116 048 $ | 2026-07-30 |
Mark Routh active positions
| Companies | Position | Start |
|---|---|---|
PXOG Marshall Ltd.
 PXOG Marshall Ltd. Financial ConglomeratesFinance Provides investment services | Director/Board Member | 2021-07-27 |
Former positions of Mark Routh
| Companies | Position | End |
|---|---|---|
| PROSPEX ENERGY PLC | Chief Executive Officer | 2026-01-31 |
| PETREL ENERGY | Director/Board Member | 2023-02-20 |
Petrel Energy Ltd.
 Petrel Energy Ltd. Oil & Gas ProductionEnergy Minerals Operates as an oil and gas exploration and production company, which explores and develops oil and gas resources | Director/Board Member | 2019-03-31 |
| IOG | Chief Executive Officer | 2018-02-21 |
CH4 Energy Ltd.
 CH4 Energy Ltd. Oil & Gas ProductionEnergy Minerals Specializes in gas production and the exploitation | Founder | 2005-12-31 |
Training of Mark Routh
Experiences
Positions held
Active
Inactive
Listed companies
Private companies
Connections
70
1st degree connections
9
1st degree companies
Male
Female
Members of the board
Executives
Linked companies
| Private companies | 9 |
|---|---|
Imperial College London
 Imperial College London Other Consumer ServicesConsumer Services Functions as a College/University | Consumer Services |
CH4 Energy Ltd.
CH4 Energy Ltd. Oil & Gas ProductionEnergy Minerals Specializes in gas production and the exploitation | Energy Minerals |
Warrego Energy Ltd. /old/
 Warrego Energy Ltd. /old/ Contract DrillingIndustrial Services Engages in oil exploration and drilling business | Industrial Services |
Petrel Energy Ltd.
Petrel Energy Ltd. Oil & Gas ProductionEnergy Minerals Operates as an oil and gas exploration and production company, which explores and develops oil and gas resources | Energy Minerals |
Prospex Energy Plc
 Prospex Energy Plc Oil & Gas ProductionEnergy Minerals Provides investment services in oil and gas industry | Energy Minerals |
IOG Plc
 IOG Plc Oil & Gas ProductionEnergy Minerals Engages in development, production and exploration of oil and gas | Energy Minerals |
IOG North Sea Ltd.
 IOG North Sea Ltd. Oil & Gas ProductionEnergy Minerals Engages in extraction of crude oil and natural gas | Energy Minerals |
Warrego Energy Ltd.
 Warrego Energy Ltd. Integrated OilEnergy Minerals Operates as petroleum exploration, development and production company | Energy Minerals |
PXOG Marshall Ltd.
PXOG Marshall Ltd. Financial ConglomeratesFinance Provides investment services | Finance |
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