Linda Sullivan

Chairman at NORTHWESTERN ENERGY GROUP, INC.

Net worth: 2 M $ as of 2026-05-30

62 year

62 connections

Utilities

Commercial Services

Consumer Services

Profile

Ms. Linda G.
Sullivan, CPA, is an Independent Director at PPL Corp., a Non-Executive Chairman at NorthWestern Corp., a Non-Executive Chairman at NorthWestern Energy Group, Inc., a Member at Institute of Corporate Directors and a Member at National Association of Corporate Directors.
She is on the Board of Directors at PPL Corp.
and UMUC Ventures.
Ms. Sullivan was previously employed as an Independent Director by AltaGas Ltd., an Executive Vice President-Finance by American Water Works Co., Inc., a Chief Financial Officer & Senior Vice President by Southern California Edison Co., a Vice President & Controller by Edison International, and a Senior Auditor by Arthur Andersen LLP.
She also served on the board at Crystal Stairs, Inc. and NorthWestern Energy Corp.
She received her undergraduate degree from Portland State University.

Known holdings in public companies

Company	Date	Number of shares	Valuation	Valuation date
NORTHWESTERN ENERGY GROUP, INC. 0.05%	2026-04-06	33,650 ( 0.05% )	2 M $	2026-05-30
PPL CORPORATION -.--%	2026-03-31	0 ( -.--% )	- $	2026-05-30

Linda Sullivan active positions

Companies	Position	Start
PPL CORPORATION	Director/Board Member	2023-01-09
NORTHWESTERN ENERGY GROUP, INC.	Chairman	2024-04-25
NorthWestern Corp. NorthWestern Corp. Electric UtilitiesUtilities Operates as an electricity and natural gas utility company	Chairman	2024-04-25
UMUC Ventures UMUC Ventures Miscellaneous Commercial ServicesCommercial Services Provides data analytics, IT solutions and other business model for higher education	Director/Board Member	-
National Association of Corporate Directors National Association of Corporate Directors Miscellaneous Commercial ServicesCommercial Services Operates non-profit organizations which provides essential resources that helps directors strength board leadership	Corporate Officer/Principal	-
Institute of Corporate Directors Institute of Corporate Directors Miscellaneous Commercial ServicesCommercial Services Promotes governance and develops leadership skills	Corporate Officer/Principal	-

All active positions of Linda Sullivan

Former positions of Linda Sullivan

Companies	Position	End
ALTAGAS LTD.	Director/Board Member	2024-05-01
AMERICAN WATER WORKS COMPANY, INC.	Director of Finance/CFO	2019-06-30
NorthWestern Energy Corp. NorthWestern Energy Corp. Electric UtilitiesUtilities Provides electric utility and natural gas distribution services	Director/Board Member	-
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See the detail of Linda Sullivan's experience

Training of Linda Sullivan

Experiences
Positions held

Active

Inactive

Listed companies

Private companies

See the detail of Linda Sullivan's experience

Connections

1st degree connections

1st degree companies

Male

Female

Members of the board

Executives

See the personal network

Linked companies

Private companies	14
NorthWestern Corp. NorthWestern Corp. Electric UtilitiesUtilities Operates as an electricity and natural gas utility company	Utilities
PPL Corp. PPL Corp. Electric UtilitiesUtilities Delivers electricity and natural gas and generates electricity	Utilities
Southern California Edison Co. Southern California Edison Co. Electric UtilitiesUtilities Provides electricity distribution services	Utilities
Edison International Edison International Electric UtilitiesUtilities Supplies and delivers electricity to commercial and industrial customers	Utilities
American Water Works Co., Inc. American Water Works Co., Inc. Water UtilitiesUtilities Provides water and wastewater utility services	Utilities
Arthur Andersen LLP Arthur Andersen LLP Miscellaneous Commercial ServicesCommercial Services Provides accounting services	Commercial Services
Portland State University Portland State University Other Consumer ServicesConsumer Services Functions as a College/University	Consumer Services
National Association of Corporate Directors National Association of Corporate Directors Miscellaneous Commercial ServicesCommercial Services Operates non-profit organizations which provides essential resources that helps directors strength board leadership	Commercial Services
NorthWestern Energy Corp. NorthWestern Energy Corp. Electric UtilitiesUtilities Provides electric utility and natural gas distribution services	Utilities
Institute of Corporate Directors Institute of Corporate Directors Miscellaneous Commercial ServicesCommercial Services Promotes governance and develops leadership skills	Commercial Services
Crystal Stairs, Inc. Crystal Stairs, Inc. Other Consumer ServicesConsumer Services Provides child care and educational services	Consumer Services
AltaGas Ltd. AltaGas Ltd. Gas DistributorsUtilities Provides natural gas distribution services	Utilities
UMUC Ventures UMUC Ventures Miscellaneous Commercial ServicesCommercial Services Provides data analytics, IT solutions and other business model for higher education	Commercial Services
NorthWestern Energy Group, Inc. NorthWestern Energy Group, Inc. Electric UtilitiesUtilities Generates, transmits and distributes wind, solar and hydro electricity and supplies natural gas	Utilities