David Cornhill

David Cornhill

Founder at ALTAGAS LTD.

Net worth: 37 M $ as of 2024-03-30

70 year
Utilities
Energy Minerals
Miscellaneous

Profile

David Wallace Cornhill is a businessperson who founded AltaGas Ltd. and AltaGas Income Trust and who has been the head of 9 different companies. He holds the position of Chairman for AltaGas Utility Group, Inc. He is also on the board of Imperial Oil Ltd., AltaGas Ltd. (former Chairman) and Richard Ivey School of Business and Member-Governor Board at the University of Western Ontario and Member of Institute of Corporate Directors. In his past career David Wallace Cornhill was President & Chief Executive Officer for Southern Gas Co. (Illinois), Chairman & Chief Executive Officer at AltaGas Income Trust, Chairman & Chief Executive Officer at AltaGas Services, Inc., Chairman, President & Chief Executive Officer for Altagas General Partner, Inc., Chairman at TriSummit Utilities, Inc., President & Chief Executive Officer of Alberta & Southern Gas Co. Ltd. and Chief Executive Officer of AltaGas Ltd. Mr. Cornhill received an undergraduate degree from the University of Western Ontario and an MBA from Richard Ivey School of Business.

Known holdings in public companies

CompanyDateNumber of sharesValuationValuation date
2024-03-20 1,614,873 ( 0.57% ) 36 M $ 2024-03-30
2024-03-27 12,500 ( 0.00% ) 864 125 $ 2024-03-30
2023-03-07 20,000 ( 0.30% ) 220 000 $ 2024-03-30

David Cornhill active positions

CompaniesPositionStart
ALTAGAS LTD. Founder 1994-03-31
IMPERIAL OIL LIMITED Director/Board Member 2017-11-28
TRISUMMIT UTILITIES INC. Chairman -
University of Western Ontario Corporate Officer/Principal -
Richard Ivey School of Business Director/Board Member -
Corporate Officer/Principal -
All active positions of David Cornhill

Former positions of David Cornhill

CompaniesPositionEnd
ALTERRA POWER CORP Director/Board Member 2017-12-31
PAINTED PONY ENERGY LTD. Director/Board Member 2016-12-31
Chief Executive Officer 2015-12-31
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See the detail of David Cornhill's experience

Training of David Cornhill

University of Western Ontario Masters Business Admin

Experiences
Positions held

Active

Inactive

Listed companies

Private companies

See the detail of David Cornhill's experience

Connections

100 +

1st degree connections

19

1st degree companies

Male

Female

Members of the board

Executives

See the personal network

Linked companies

Listed companies2
IMPERIAL OIL LIMITED

Energy Minerals

ALTAGAS LTD.

Utilities

Private companies15

Miscellaneous

Energy Minerals

Utilities

Energy Minerals

Utilities

Utilities

Utilities

Miscellaneous

Commercial Services

Utilities

Taylor Gas Liquids Ltd.

Utilities

Utilities

Producer Manufacturing

Utilities

See company connections
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