
John Pettigrew
Net worth: 36 M $ as of 2026-06-29

Net worth: 36 M $ as of 2026-06-29
Mr. John M. Pettigrew is a Senior Independent Non-Executive Director at Rentokil Initial Plc, a Chief Executive Officer at NG US I, Inc., a Chief Executive Officer & Executive Director at National Grid Plc and a Member at Institute of Engineering & Technology. He is on the Board of Directors at Electric Power Research Institute, Inc., Rentokil Initial Plc, National Grid Plc and National Grid Holdings One Plc. Mr. Pettigrew was previously employed as a Chairman by National Grid Electricity Transmission Plc and a Chairman by National Grid Gas Plc. He also served on the board at National Grid Gas Holdings Ltd.
| Company | Date | Number of shares | Valuation | Valuation date |
|---|---|---|---|---|
NATIONAL GRID PLC 0.04% | 2026-03-30 | 2,124,589 ( 0.04% ) | 35 M $ | 2026-06-29 |
| 2025-12-30 | 55,000 ( 0% ) | 311 413 $ | 2026-06-29 |
| Companies | Position | Start |
|---|---|---|
| RENTOKIL INITIAL PLC | Director/Board Member | 2017-12-31 |
| BAE SYSTEMS PLC | Director/Board Member | 2026-02-22 |
National Grid Holdings One Plc
National Grid Holdings One Plc Electric UtilitiesUtilities Provides electricity and gas distribution services | Director/Board Member | 2016-03-30 |
Institute of Engineering & Technology
Institute of Engineering & Technology Other Consumer ServicesConsumer Services Functions as a College/University | Corporate Officer/Principal | - |
Electric Power Research Institute, Inc.
Electric Power Research Institute, Inc. Miscellaneous Commercial ServicesCommercial Services Provides energy and environmental research services | Director/Board Member | 2021-04-13 |
Sandbrook Capital Management LLC
Sandbrook Capital Management LLC Investment ManagersFinance Sandbrook Capital invests in companies located in the United States. The firm targets companies operating in the fields of the climate infrastructure technology sector. It provides financing for buyout stage capital requirements. | Private Equity Investor | - |
| Companies | Position | End |
|---|---|---|
| NATIONAL GRID PLC | Chief Executive Officer | 2025-11-15 |
National Grid Electricity Transmission Plc
National Grid Electricity Transmission Plc Electric UtilitiesUtilities Owns and operates electricity transmission network | Chairman | - |
NG US I, Inc.
NG US I, Inc. Electric UtilitiesUtilities Provides electricity transmission systems, natural gas distribution and telecommunication services | Chief Executive Officer | - |
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Active
Inactive
Listed companies
Private companies
1st degree connections
1st degree companies
Male
Female
Members of the board
Executives
| Private companies | 12 |
|---|---|
NG US I, Inc.
NG US I, Inc. Electric UtilitiesUtilities Provides electricity transmission systems, natural gas distribution and telecommunication services | Utilities |
National Grid Plc
National Grid Plc Electric UtilitiesUtilities Provides electricity and gas distribution & transmission services | Utilities |
Rentokil Initial Plc
Rentokil Initial Plc Miscellaneous Commercial ServicesCommercial Services Provides pest control and hygiene services & engages in supply and garmenting of workwear, uniforms and cleanroom garments | Commercial Services |
National Gas Transmission PLC
National Gas Transmission PLC Oil & Gas PipelinesIndustrial Services Provides natural gas transmission, metering and pipeline inspection, repair, maintenance & replacement services | Industrial Services |
National Grid Electricity Transmission Plc
National Grid Electricity Transmission Plc Electric UtilitiesUtilities Owns and operates electricity transmission network | Utilities |
BAE Systems Plc
BAE Systems Plc Aerospace & DefenseElectronic Technology Develops, delivers and manufactures aerospace and advanced defense products | Electronic Technology |
Electric Power Research Institute, Inc.
Electric Power Research Institute, Inc. Miscellaneous Commercial ServicesCommercial Services Provides energy and environmental research services | Commercial Services |
University of Cardiff
University of Cardiff Other Consumer ServicesConsumer Services Functions as a College/University | Consumer Services |
Institute of Engineering & Technology
Institute of Engineering & Technology Other Consumer ServicesConsumer Services Functions as a College/University | Consumer Services |
National Grid Holdings One Plc
National Grid Holdings One Plc Electric UtilitiesUtilities Provides electricity and gas distribution services | Utilities |
National Grid Gas Holdings Ltd.
National Grid Gas Holdings Ltd. Financial ConglomeratesFinance Functions as an investment holding company | Finance |
Sandbrook Capital Management LLC
Sandbrook Capital Management LLC Investment ManagersFinance Sandbrook Capital invests in companies located in the United States. The firm targets companies operating in the fields of the climate infrastructure technology sector. It provides financing for buyout stage capital requirements. | Finance |
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