![Michael Malecek](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>)
Michael Malecek
No open positions remaining
Net worth: 814 400 $ as of 2026-05-30
Profile
Michael J.
Malecek worked as Chief Advocacy Counsel & Vice President at Affymetrix, Inc. from 2002 to 2008.
From 2008 to 2010, served as Partner at Dewey & LeBoeuf LLP.
From 2010 to 2018, was Partner at Arnold & Porter Kaye Scholer LLP.
Held the position of VP & Deputy General Counsel-Intellectual Property at Snowflake, Inc. from 2018 to 2019.
Worked as Attorney at Latham & Watkins LLP.
From 2019 to 2026, served as Secretary & Chief Legal Officer at Prothena.
Corp.
Plc.
Education includes undergraduate studies at Yale University and graduate studies at the University of Virginia School of Law.
Known holdings in public companies
| Company | Date | Number of shares | Valuation | Valuation date |
|---|---|---|---|---|
PROTHENA CORP. PLC 0.15% | 2026-03-02 | 80,000 ( 0.15% ) | 814 400 $ | 2026-05-30 |
Former positions of Michael Malecek
| Companies | Position | End |
|---|---|---|
| PROTHENA CORPORATION PLC | General Counsel | 2026-04-09 |
| SNOWFLAKE INC. | Corporate Officer/Principal | 2019-05-31 |
Arnold & Porter Kaye Scholer LLP
 Arnold & Porter Kaye Scholer LLP Miscellaneous Commercial ServicesCommercial Services Provides legal services | Corporate Officer/Principal | 2017-12-31 |
Dewey & LeBoeuf LLP
 Dewey & LeBoeuf LLP Miscellaneous Commercial ServicesCommercial Services Provides legal services | Corporate Officer/Principal | 2010-06-30 |
| AFFYMETRIX, INC. | Corporate Officer/Principal | 2008-05-31 |
Training of Michael Malecek
Experiences
Positions held
Active
Inactive
Listed companies
Private companies
Connections
48
1st degree connections
8
1st degree companies
Male
Female
Members of the board
Executives
Linked companies
| Private companies | 8 |
|---|---|
Affymetrix, Inc.
 Affymetrix, Inc. Medical SpecialtiesHealth Technology Develops, manufactures and sells products and services for genetic analysis | Health Technology |
Latham & Watkins LLP
 Latham & Watkins LLP Miscellaneous Commercial ServicesCommercial Services Provides legal services | Commercial Services |
Yale University
 Yale University Other Consumer ServicesConsumer Services Functions as a College/University | Consumer Services |
Dewey & LeBoeuf LLP
Dewey & LeBoeuf LLP Miscellaneous Commercial ServicesCommercial Services Provides legal services | Commercial Services |
Prothena Corp. Plc
 Prothena Corp. Plc BiotechnologyHealth Technology Focuses on the discovery and development of novel antibodies | Health Technology |
University of Virginia School of Law
 University of Virginia School of Law Other Consumer ServicesConsumer Services Functions as a College/University | Consumer Services |
Snowflake, Inc.
 Snowflake, Inc. Packaged SoftwareTechnology Services Provides cloud data warehousing software solutions | Technology Services |
Arnold & Porter Kaye Scholer LLP
Arnold & Porter Kaye Scholer LLP Miscellaneous Commercial ServicesCommercial Services Provides legal services | Commercial Services |
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