LeRoy Carlson

Founder at ARRAY DIGITAL INFRASTRUCTURE, INC.

Net worth: 548 M $ as of 2026-05-30

79 year

52 connections

Communications

Commercial Services

Consumer Services

Profile

LeRoy T.
Carlson is the founder of Telephone & Data Systems, Inc., founded in 1968, serving as Vice Chairman since 2025.
Mr. Carlson is the founder of Array Digital Infrastructure, Inc., founded in 1983, serving as Director since 2025.
Mr. Carlson was the founder of TDS Telecommunications LLC, founded in 1969, serving as Director from 1969 to 1990.
Current jobs include Member at The Harvard Club of Chicago and Member at Harvard Business School Club of Chicago, Inc. Former jobs include Director at American Paging, Inc., Director at Aerial Communications, Inc., Auditor at Arthur Andersen LLP, and Manager-Financial Analysis & Planning at Classic Medallics, Inc. Education includes an MBA from Harvard Business School and undergraduate studies at Harvard College.

Known holdings in public companies

Company	Date	Number of shares	Valuation	Valuation date
TELEPHONE AND DATA SYSTEMS, INC. CLASS A 96.41%	2026-05-06	7,213,594 ( 96.41% )	282 M $	2026-05-30
TELEPHONE AND DATA SYSTEMS, INC. 6.41%	2026-05-20	6,810,317 ( 6.41% )	266 M $	2026-05-30

LeRoy Carlson active positions

Companies	Position	Start
ARRAY DIGITAL INFRASTRUCTURE, INC.	Founder	1982-12-31
TELEPHONE AND DATA SYSTEMS, INC.	Founder	1967-12-31
The Harvard Club of Chicago The Harvard Club of Chicago Miscellaneous Commercial ServicesCommercial Services Operates membership organizations	Corporate Officer/Principal	-
Harvard Business School Club of Chicago, Inc. Harvard Business School Club of Chicago, Inc. Miscellaneous Commercial ServicesCommercial Services Operates business school clubs	Corporate Officer/Principal	-

All active positions of LeRoy Carlson

Former positions of LeRoy Carlson

Companies	Position	End
American Paging, Inc. American Paging, Inc. Wireless TelecommunicationsCommunications Provides paging services	Director/Board Member	-
Aerial Communications, Inc. Aerial Communications, Inc. Wireless TelecommunicationsCommunications Operates as a licensee to provide personal communications services in the US	Director/Board Member	-
TDS Telecommunications LLC TDS Telecommunications LLC Major TelecommunicationsCommunications Provides internet, TV entertainment and phone services	Founder	-
Arthur Andersen LLP Arthur Andersen LLP Miscellaneous Commercial ServicesCommercial Services Provides accounting services	Comptroller/Controller/Auditor	-
Classic Medallics, Inc. Classic Medallics, Inc. Other Consumer SpecialtiesConsumer Durables Manufactures awards and recognition products	Corporate Officer/Principal	-

See the detail of LeRoy Carlson's experience

Training of LeRoy Carlson

Experiences
Positions held

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Inactive

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Private companies

See the detail of LeRoy Carlson's experience

Connections

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1st degree companies

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Members of the board

Executives

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Linked companies

Private companies	11
Telephone & Data Systems, Inc. Telephone & Data Systems, Inc. Wireless TelecommunicationsCommunications Provides wireless, telephone and broadband services	Communications
Array Digital Infrastructure, Inc. Array Digital Infrastructure, Inc. Wireless TelecommunicationsCommunications Provides wireless telecommunications services & owns and operates towers	Communications
American Paging, Inc. American Paging, Inc. Wireless TelecommunicationsCommunications Provides paging services	Communications
Aerial Communications, Inc. Aerial Communications, Inc. Wireless TelecommunicationsCommunications Operates as a licensee to provide personal communications services in the US	Communications
Arthur Andersen LLP Arthur Andersen LLP Miscellaneous Commercial ServicesCommercial Services Provides accounting services	Commercial Services
Classic Medallics, Inc. Classic Medallics, Inc. Other Consumer SpecialtiesConsumer Durables Manufactures awards and recognition products	Consumer Durables
TDS Telecommunications LLC TDS Telecommunications LLC Major TelecommunicationsCommunications Provides internet, TV entertainment and phone services	Communications
The Harvard Club of Chicago The Harvard Club of Chicago Miscellaneous Commercial ServicesCommercial Services Operates membership organizations	Commercial Services
Harvard Business School Club of Chicago, Inc. Harvard Business School Club of Chicago, Inc. Miscellaneous Commercial ServicesCommercial Services Operates business school clubs	Commercial Services
Harvard Business School Harvard Business School Other Consumer ServicesConsumer Services Functions as a College/University	Consumer Services
Harvard College Harvard College Other Consumer ServicesConsumer Services Functions as a College/University	Consumer Services