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David Dieter
General Counsel at
COLLEGIUM PHARMACEUTICAL, INC.
Profile
David Dieter is Secretary, Executive VP & General Counsel at Collegium Pharmaceutical, Inc. since 2025.
Formerly, Mr. Dieter was Vice President-Legal at Horizon Therapeutics USA, Inc. from 2021 to 2024, VP-Government & External Affairs at Takeda Pharmaceuticals U.S.A., Inc. from 2011 to 2016, Partner at Freeborn & Peters LLP from 1999 to 2005, and Associate at Perkins Coie LLP from 1990 to 1995.
Education includes undergraduate studies at the University of Tennessee and graduate studies at the University of Illinois College of Law.
David Dieter active positions
| Companies | Position | Start |
|---|---|---|
| COLLEGIUM PHARMACEUTICAL, INC. | General Counsel | 2025-03-16 |
Former positions of David Dieter
| Companies | Position | End |
|---|---|---|
Horizon Therapeutics USA, Inc.
 Horizon Therapeutics USA, Inc. Pharmaceuticals: MajorHealth Technology Develops prescription drugs for mild to moderate pain relief arthritis | General Counsel | 2024-01-31 |
Takeda Pharmaceuticals U.S.A., Inc.
 Takeda Pharmaceuticals U.S.A., Inc. Pharmaceuticals: MajorHealth Technology Manufactures pharmaceuticals | Public Communications Contact | 2015-12-31 |
Freeborn & Peters LLP
 Freeborn & Peters LLP Miscellaneous Commercial ServicesCommercial Services Provides legal services | Corporate Officer/Principal | 2004-12-31 |
Perkins Coie LLP
 Perkins Coie LLP Miscellaneous Commercial ServicesCommercial Services Provides legal services | Corporate Officer/Principal | 1994-12-31 |
Training of David Dieter
Experiences
Positions held
Active
Inactive
Listed companies
Private companies
Connections
59
1st degree connections
7
1st degree companies
Male
Female
Members of the board
Executives
Linked companies
| Private companies | 7 |
|---|---|
Collegium Pharmaceutical, Inc.
 Collegium Pharmaceutical, Inc. Pharmaceuticals: MajorHealth Technology Develops and manufactures pharmaceutical products | Health Technology |
Perkins Coie LLP
Perkins Coie LLP Miscellaneous Commercial ServicesCommercial Services Provides legal services | Commercial Services |
Freeborn & Peters LLP
Freeborn & Peters LLP Miscellaneous Commercial ServicesCommercial Services Provides legal services | Commercial Services |
University of Tennessee
 University of Tennessee Other Consumer ServicesConsumer Services Functions as a College/University | Consumer Services |
Takeda Pharmaceuticals U.S.A., Inc.
Takeda Pharmaceuticals U.S.A., Inc. Pharmaceuticals: MajorHealth Technology Manufactures pharmaceuticals | Health Technology |
Horizon Therapeutics USA, Inc.
Horizon Therapeutics USA, Inc. Pharmaceuticals: MajorHealth Technology Develops prescription drugs for mild to moderate pain relief arthritis | Health Technology |
University of Illinois College of Law
 University of Illinois College of Law Other Consumer ServicesConsumer Services Functions as a College/University | Consumer Services |
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