![David Cornhill](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>)
David Cornhill
Grundare på
ALTAGAS LTD.
Förmögenhet: 60 M $ per 2025-09-30
Profil
Mr. David W.
Cornhill is an Independent Chairman at TriSummit Utilities, Inc., an Independent Director at AltaGas Ltd. and a Member at Institute of Corporate Directors.
He is on the Board of Directors at AltaGas Ltd. and Richard Ivey School of Business.
Mr. Cornhill was previously employed as an Independent Director by Imperial Oil Ltd., an Independent Director by Alterra Power Corp., a Chairman by TriSummit Utility Group, Inc., a Chairman, President & Chief Executive Officer by Altagas General Partner, Inc., a Chairman & Chief Executive Officer by AltaGas Services, Inc., a President, CEO, COO, Treasurer & VP-Administration by Alberta & Southern Gas Co. Ltd., a President & Chief Executive Officer by Southern Gas Co. (Illinois), a Chairman & Chief Executive Officer by AltaGas Income Trust, and a Chief Executive Officer by AltaGas Ltd. /Old/.
He also served on the board at Painted Pony Petroleum Ltd., Northern Power Systems Corp., Magma Energy Corp., Taylor Gas Liquids Ltd. and Taylor NGL LP.
He received his undergraduate degree from the University of Western Ontario and an MBA from the University of Western Ontario.
Kända innehav i offentliga företag
| Företag | Datum | Antal aktier | Värdering | Värderingsdatum |
|---|---|---|---|---|
ALTAGAS LTD. 0,52 % | 2026-10-16 | 1 629 873 ( 0,52 % ) | 60 M $ | 2026-09-30 |
| 2025-09-30 | 20 000 ( 0,3 % ) | 359 300 $ | 2025-09-30 | |
IMPERIAL OIL LIMITED -.--% | 2026-03-31 | 0 ( -.--% ) | - $ | 2026-09-30 |
Aktiva positioner av David Cornhill
| Företag | Position | Start |
|---|---|---|
| ALTAGAS LTD. | Grundare | 1994-04-01 |
| TRISUMMIT UTILITIES INC. | Ordförande | - |
Richard Ivey School of Business
 Richard Ivey School of Business Other Consumer ServicesConsumer Services Functions as a College/University | Direktör/Styrelseledamot | - |
Institute of Corporate Directors
 Institute of Corporate Directors Miscellaneous Commercial ServicesCommercial Services Promotes governance and develops leadership skills | Företagsledare/Principal | - |
Tidigare kända positioner av David Cornhill
| Företag | Position | Slut |
|---|---|---|
| IMPERIAL OIL LIMITED | Direktör/Styrelseledamot | 2026-05-04 |
| ALTERRA POWER CORP | Direktör/Styrelseledamot | 2018-01-01 |
| PAINTED PONY ENERGY LTD. | Direktör/Styrelseledamot | 2017-01-01 |
AltaGas Services, Inc.
 AltaGas Services, Inc. Gas DistributorsUtilities Produces and markets natural gas and electrical power | Verkställande Direktör | 2016-01-01 |
| NORTHERN POWER SYSTEMS CORP | Direktör/Styrelseledamot | 2015-01-02 |
David Cornhills utbildningar
Erfarenheter
Innehade positioner
Aktiva
Inaktiva
Börsnoterade företag
Privata företag
Relationer
44
Första gradens relationer
19
Företag kopplade till första graden
Man
Kvinna
Styrelseledamöter
Chefer
Kopplade företag
| Privata företag | 19 |
|---|---|
Imperial Oil Ltd.
 Imperial Oil Ltd. Integrated OilEnergy Minerals Engages in exploration, production, manufacturing and sale of crude oil, natural gas, petroleum products & petrochemicals | Energy Minerals |
AltaGas Income Trust
 AltaGas Income Trust Investment Trusts/Mutual FundsMiscellaneous Closed-End Investment Fund/Investment Trust | Miscellaneous |
Taylor NGL LP
 Taylor NGL LP Oil & Gas ProductionEnergy Minerals Explores, produces, and develops oil and gas properties | Energy Minerals |
TriSummit Utility Group, Inc.
 TriSummit Utility Group, Inc. Gas DistributorsUtilities Provides natural gas distribution services | Utilities |
Painted Pony Energy Ltd.
 Painted Pony Energy Ltd. Integrated OilEnergy Minerals Engages in development and production of natural gas resources | Energy Minerals |
Magma Energy Corp.
 Magma Energy Corp. Alternative Power GenerationUtilities Explores, develops and operates geothermal energy projects | Utilities |
Alberta & Southern Gas Co. Ltd.
 Alberta & Southern Gas Co. Ltd. Electric UtilitiesUtilities Natural gas utility | Utilities |
University of Western Ontario
 University of Western Ontario Other Consumer ServicesConsumer Services Functions as a College/University | Consumer Services |
AltaGas Services, Inc.
AltaGas Services, Inc. Gas DistributorsUtilities Produces and markets natural gas and electrical power | Utilities |
Altagas General Partner, Inc.
 Altagas General Partner, Inc. Investment Trusts/Mutual FundsMiscellaneous Part of AltaGas Ltd., Altagas General Partner, Inc. is a Canadian company. | Miscellaneous |
Institute of Corporate Directors
Institute of Corporate Directors Miscellaneous Commercial ServicesCommercial Services Promotes governance and develops leadership skills | Commercial Services |
AltaGas Ltd. /Old/
 AltaGas Ltd. /Old/ Electric UtilitiesUtilities Generates and transmits coal based power | Utilities |
Taylor Gas Liquids Ltd.
 Taylor Gas Liquids Ltd. Taylor Gas Liquids Ltd. is a Calgary-based private company that was formed in 2016 with an investment from CPP Investments to acquire and develop midstream infrastructure and opportunities in Canada. Backed by the Pension Plan Investment Board, Taylor Gas Liquids Ltd. is dedicated to developing innovative midstream solutions and transforming the future of carbon reduction through the development of world-scale CO2 infrastructure in Canada. The company operates Wolf Pipeline, Wolf Carbon, and Wolf NGL, and is changing the midstream landscape with its commitment to health, safety, and the environment. Taylor Gas Liquids Ltd. offers 24-hour emergency toll-free services for its pipelines and carbon services. | |
Southern Gas Co. (Illinois)
 Southern Gas Co. (Illinois) Gas DistributorsUtilities Provides fuel dealership services | Utilities |
AltaGas Ltd.
 AltaGas Ltd. Gas DistributorsUtilities Provides natural gas distribution services | Utilities |
Alterra Power Corp.
 Alterra Power Corp. Electric UtilitiesUtilities Operates as a renewable power company that produces hydro, wind and solar electricity | Utilities |
Richard Ivey School of Business
Richard Ivey School of Business Other Consumer ServicesConsumer Services Functions as a College/University | Consumer Services |
Northern Power Systems Corp.
 Northern Power Systems Corp. Electrical ProductsProducer Manufacturing Designs, manufactures and services next-generation permanent magnet direct-drive wind turbines for the distributed wind market | Producer Manufacturing |
TriSummit Utilities, Inc.
 TriSummit Utilities, Inc. Gas DistributorsUtilities Provides natural gas distribution services | Utilities |
