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Terrance Gregg
Director/Board Member at
LMS Medical Systems Ltd
Net worth: 184 M $ as of 2026-08-30
Profile
Terrance H.
Gregg is currently the Chairman at Patton Medical Devices LP and Director at LMS Medical Systems Ltd and Taking Control of Your Diabetes.
He previously held positions such as Chairman at Vasogen, Inc., Executive Chairman at DexCom, Inc., Director at Amylin Pharmaceuticals, Inc. and Ocular Sciences, Inc., Vice President at Medtronic, Inc., President & Chief Operating Officer at MiniMed, Inc., and President at Medtronic MiniMed, Inc. He was also a Principal at Allergan, Inc. and Smith + Nephew, Inc. Additionally, he served as the Chairman of the American Diabetes Association Research Foundation, Inc. Mr. Gregg received his undergraduate degree from Colorado State University in 1971.
Known holdings in public companies
| Company | Date | Number of shares | Valuation | Valuation date |
|---|---|---|---|---|
DEXCOM, INC. 0.53% | 2026-08-21 | 2,016,068 ( 0.53% ) | 184 M $ | 2026-08-30 |
Terrance Gregg active positions
| Companies | Position | Start |
|---|---|---|
LMS Medical Systems Ltd
 LMS Medical Systems Ltd Packaged SoftwareTechnology Services Develops monitoring software for medical uses | Director/Board Member | - |
Taking Control of Your Diabetes
 Taking Control of Your Diabetes Internet Software/ServicesTechnology Services Provides a website dedicated to education and management of diabetic symptoms | Director/Board Member | 2007-08-31 |
Former positions of Terrance Gregg
| Companies | Position | End |
|---|---|---|
Patton Medical Devices LP
 Patton Medical Devices LP Medical DistributorsDistribution Services Manufactures medical devices and equipment | Chairman | 2022-07-26 |
| DEXCOM, INC. | Chief Executive Officer | 2014-12-31 |
| MACLOS CAPITAL INC. | Director/Board Member | 2010-01-14 |
Vasogen, Inc.
 Vasogen, Inc. Pharmaceuticals: MajorHealth Technology Manufactures drugs to treat cardiovascular and neurodegenerative disorders | Chairman | 2009-04-23 |
Medtronic, Inc.
 Medtronic, Inc. Medical SpecialtiesHealth Technology Manufactures medical devices for hypertension care | Corporate Officer/Principal | 2002-06-30 |
Training of Terrance Gregg
Experiences
Positions held
Active
Inactive
Listed companies
Private companies
Connections
77
1st degree connections
16
1st degree companies
Male
Female
Members of the board
Executives
Linked companies
| Private companies | 16 |
|---|---|
Allergan, Inc.
 Allergan, Inc. Pharmaceuticals: MajorHealth Technology Manufactures pharmaceutical products | Health Technology |
Amylin Pharmaceuticals, Inc.
 Amylin Pharmaceuticals, Inc. Pharmaceuticals: MajorHealth Technology Discovers, develops and commercializes medicines for diabetes, obesity and cardiovascular diseases | Health Technology |
Medtronic, Inc.
Medtronic, Inc. Medical SpecialtiesHealth Technology Manufactures medical devices for hypertension care | Health Technology |
MiniMed, Inc.
 MiniMed, Inc. Medical SpecialtiesHealth Technology Designs, develops, manufactures, and distributes advanced infusion systems | Health Technology |
Ocular Sciences, Inc.
 Ocular Sciences, Inc. Medical SpecialtiesHealth Technology Manufactures and markets contact lenses | Health Technology |
Vasogen, Inc.
Vasogen, Inc. Pharmaceuticals: MajorHealth Technology Manufactures drugs to treat cardiovascular and neurodegenerative disorders | Health Technology |
Maclos Capital, Inc.
 Maclos Capital, Inc. Financial ConglomeratesFinance Provides investment services | Finance |
LMS Medical Systems Ltd
LMS Medical Systems Ltd Packaged SoftwareTechnology Services Develops monitoring software for medical uses | Technology Services |
Patton Medical Devices LP
Patton Medical Devices LP Medical DistributorsDistribution Services Manufactures medical devices and equipment | Distribution Services |
Smith + Nephew, Inc.
 Smith + Nephew, Inc. Medical SpecialtiesHealth Technology Develops and markets medical devices | Health Technology |
DexCom, Inc.
 DexCom, Inc. Medical SpecialtiesHealth Technology Designs, develops and commercializes continuous glucose monitoring systems for management of diabetes & metabolic health by patients, caregivers and clinicians | Health Technology |
Colorado State University
 Colorado State University Other Consumer ServicesConsumer Services Functions as a College/University | Consumer Services |
Medtronic MiniMed, Inc.
 Medtronic MiniMed, Inc. Medical SpecialtiesHealth Technology Manufactures insulin pumps and glucose monitoring systems | Health Technology |
Galen Management LLC
 Galen Management LLC Investment ManagersFinance Galen Management invests in companies located in the United States with revenues of USD 10 - 100 million and EBITDA of USD 0 - 9 million. The firm focuses on the health sector. It participates in growth capital requirements with an investment size of USD 10 - 100 million and also acquires minority or majority stakes. | Finance |
American Diabetes Association Research Foundation, Inc. | |
Taking Control of Your Diabetes
Taking Control of Your Diabetes Internet Software/ServicesTechnology Services Provides a website dedicated to education and management of diabetic symptoms | Technology Services |
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