![Grace Lieblein](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>)
Grace Lieblein
Director/Board Member at
HONEYWELL INTERNATIONAL INC.
Net worth: 5 M $ as of 2026-05-30
Profile
Grace D.
Lieblein is Director at Cox Enterprises, Inc. since 2022.
Independent Director at American Tower Corp.
since 2017.
Independent Director at Honeywell International, Inc. since 2013.
Director at General Motors Foundation, Inc. and Director at Barbara Ann Karmanos Cancer Institute.
Former Vice Chairman at American Chamber Mexico.
Chairman at Michigan Minority Supplier Development Council from 2014 to 2020.
Independent Director at Southwest Airlines Co. from 2016 to 2022.
President & Managing Director at General Motors do Brasil Ltda.
from 2011 to 2012.
President & Managing Director at General Motors de Mexico S de RL de CV from 2009 to 2011.
Member-Supervisory Board at Adam Opel GmbH.
Vice President-Global Quality at General Motors Co. from 2014 to 2016.
Education includes graduate degree from Michigan State University in 1987 and undergraduate degree from Kettering University in 1983.
Known holdings in public companies
| Company | Date | Number of shares | Valuation | Valuation date |
|---|---|---|---|---|
| 2026-05-21 | 16,564 ( 0% ) | 4 M $ | 2026-05-30 | |
| 2026-03-22 | 7,932 ( 0% ) | 1 M $ | 2026-05-30 |
Grace Lieblein active positions
| Companies | Position | Start |
|---|---|---|
| HONEYWELL INTERNATIONAL INC. | Director/Board Member | 2012-12-13 |
| AMERICAN TOWER CORPORATION | Director/Board Member | 2017-06-13 |
General Motors Foundation, Inc.
 General Motors Foundation, Inc. Part of General Motors Co., General Motors Foundation, Inc. is a company based in Detroit, MI. | Director/Board Member | - |
Barbara Ann Karmanos Cancer Institute
 Barbara Ann Karmanos Cancer Institute Hospital/Nursing ManagementHealth Services Provides health care services for cancer patients | Director/Board Member | - |
Cox Enterprises, Inc.
 Cox Enterprises, Inc. Major TelecommunicationsCommunications Engages in wired connectivity, automotive technology and fruits & vegetables production activities | Director/Board Member | 2022-12-13 |
Former positions of Grace Lieblein
| Companies | Position | End |
|---|---|---|
| SOUTHWEST AIRLINES CO. | Director/Board Member | 2022-05-17 |
Michigan Minority Supplier Development Council
 Michigan Minority Supplier Development Council Miscellaneous Commercial ServicesCommercial Services Operates as a non-profit organization promoting the economic growth of minority-owned businesses | Chairman | 2020-02-10 |
| GENERAL MOTORS COMPANY | Corporate Officer/Principal | 2016-02-29 |
General Motors do Brasil Ltda.
 General Motors do Brasil Ltda. Motor VehiclesConsumer Durables Assembles GM motor vehicles. | Chief Executive Officer | 2012-11-30 |
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Training of Grace Lieblein
Experiences
Positions held
Active
Inactive
Listed companies
Private companies
Connections
73
1st degree connections
14
1st degree companies
Male
Female
Members of the board
Executives
Linked companies
| Private companies | 14 |
|---|---|
Cox Enterprises, Inc.
Cox Enterprises, Inc. Major TelecommunicationsCommunications Engages in wired connectivity, automotive technology and fruits & vegetables production activities | Communications |
Southwest Airlines Co.
 Southwest Airlines Co. AirlinesTransportation Provides scheduled air transportation services | Transportation |
American Tower Corp.
 American Tower Corp. Real Estate Investment TrustsFinance Operates as real estate investment trust that leases space on communications sites to wireless service providers, radio and television broadcast companies | Finance |
Honeywell International, Inc.
 Honeywell International, Inc. Aerospace & DefenseElectronic Technology Manufactures and supplies aerospace, industrial and building automation products | Electronic Technology |
Michigan State University
 Michigan State University Other Consumer ServicesConsumer Services Functions as a College/University | Consumer Services |
Adam Opel GmbH
 Adam Opel GmbH Motor VehiclesConsumer Durables Designs and sells electric cars and commercial vehicles through online | Consumer Durables |
Kettering University
 Kettering University Other Consumer ServicesConsumer Services Functions as a College/University | Consumer Services |
General Motors do Brasil Ltda.
General Motors do Brasil Ltda. Motor VehiclesConsumer Durables Assembles GM motor vehicles. | Consumer Durables |
General Motors Foundation, Inc.
General Motors Foundation, Inc. Part of General Motors Co., General Motors Foundation, Inc. is a company based in Detroit, MI. | |
General Motors de Mexico S de RL de CV
 General Motors de Mexico S de RL de CV Motor VehiclesConsumer Durables Manufactures and sells automobiles | Consumer Durables |
Barbara Ann Karmanos Cancer Institute
Barbara Ann Karmanos Cancer Institute Hospital/Nursing ManagementHealth Services Provides health care services for cancer patients | Health Services |
General Motors Co.
 General Motors Co. Motor VehiclesConsumer Durables Develops, manufactures and markets cars, trucks and automobile parts | Consumer Durables |
American Chamber Mexico | |
Michigan Minority Supplier Development Council
Michigan Minority Supplier Development Council Miscellaneous Commercial ServicesCommercial Services Operates as a non-profit organization promoting the economic growth of minority-owned businesses | Commercial Services |
- Stock Market
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- Grace Lieblein
