![Mark Kronenfeld](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>)
Mark Kronenfeld
Corporate Officer/Principal at
Maimonides Medical Center
Net worth: 721 329 $ as of 2026-05-30
Profile
Mark A. Kronenfeld was the founder of Ridgemark Capital Management LLC, founded in 2001, where the title held was Managing Partner & Portfolio Manager from 2001 to 2008.
Dr. Kronenfeld is also the founder of GMS Anesthesia Associates..
Dr. Kronenfeld currently holds the position of Chairman-Anesthesiology at Maimonides Medical Center since 2022.
Other current roles include Assistant Professor at New York University, and Managing Partner at the American Association of Bovine Practitioners, Strategic Medical Partners, SORADS LLP, Anesthesiology Associates of Boro Park LLP, and Strategic Medical Management Partners LLC.
Former positions include Senior Managing Director at C.
E.
Unterberg, Towbin Advisors LP; Senior Managing Director at Collins Stewart LLC (Investment Management) from 2007 to 2008; Independent Director at Pacira Biosciences, Inc. from 2013 to 2026; Principal at Tudor Investment Corp.; and Chief-Cardiac Anesthesiology at HMH Hospitals Corp, Inc. Education includes undergraduate studies at State University of New York at Buffalo and a doctorate from UC San Diego School of Medicine.
Known holdings in public companies
| Company | Date | Number of shares | Valuation | Valuation date |
|---|---|---|---|---|
| 2026-04-16 | 31,065 ( 0.08% ) | 721 329 $ | 2026-05-30 |
Mark Kronenfeld active positions
| Companies | Position | Start |
|---|---|---|
Maimonides Medical Center
 Maimonides Medical Center Hospital/Nursing ManagementHealth Services Provides medical services | Corporate Officer/Principal | 2009-02-28 |
Strategic Medical Partners | Corporate Officer/Principal | - |
American Association of Bovine Practitioners | Corporate Officer/Principal | - |
SORADS LLP | Corporate Officer/Principal | - |
Anesthesiology Associates of Boro Park LLP | Corporate Officer/Principal | - |
New York University
 New York University Other Consumer ServicesConsumer Services Functions as a College/University | Corporate Officer/Principal | - |
Strategic Medical Management Partners LLC | Corporate Officer/Principal | - |
Former positions of Mark Kronenfeld
| Companies | Position | End |
|---|---|---|
| PACIRA BIOSCIENCES, INC. | Director/Board Member | 2026-06-10 |
Collins Stewart LLC (Investment Management)
 Collins Stewart LLC (Investment Management) Investment ManagersFinance Collins Stewart focuses on small-cap companies in the manufacturing, finance, aerospace & defense, technology, telecommunications, biotechnology, Internet/software and semiconductors sectors. They invest in the US and the UK. The firm maintains a very high turnover rate. | Portfolio Manager-Equities | 2008-12-30 |
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Training of Mark Kronenfeld
Experiences
Positions held
Active
Inactive
Listed companies
Private companies
Connections
68
1st degree connections
16
1st degree companies
Male
Female
Members of the board
Executives
Linked companies
| Private companies | 16 |
|---|---|
Tudor Investment Corp.
 Tudor Investment Corp. Investment ManagersFinance TIC hedge funds seek capital appreciation through discretionary and quantitative trading and investing on a global basis, both long and short, across a broad range of securities and derivative instruments in the fixed income, currency, commodity and equity asset classes, both exchange traded and OTC. | Finance |
C. E. Unterberg, Towbin Advisors LP
 C. E. Unterberg, Towbin Advisors LP Investment ManagersFinance CEUTA offers multiple hedge funds vehicles, including a family of technology funds, a communications fund, a long/short equity fund and a multi-strategy fund-of-funds. | Finance |
Pacira Biosciences, Inc.
 Pacira Biosciences, Inc. Pharmaceuticals: MajorHealth Technology Develops and manufactures injectable therapeutic products | Health Technology |
New York University
New York University Other Consumer ServicesConsumer Services Functions as a College/University | Consumer Services |
State University of New York at Buffalo
 State University of New York at Buffalo Other Consumer ServicesConsumer Services Functions as a College/University | Consumer Services |
Maimonides Medical Center
Maimonides Medical Center Hospital/Nursing ManagementHealth Services Provides medical services | Health Services |
HMH Hospitals Corp, Inc.
 HMH Hospitals Corp, Inc. Hospital/Nursing ManagementHealth Services Operates a general hospital | Health Services |
Collins Stewart LLC (Investment Management)
Collins Stewart LLC (Investment Management) Investment ManagersFinance Collins Stewart focuses on small-cap companies in the manufacturing, finance, aerospace & defense, technology, telecommunications, biotechnology, Internet/software and semiconductors sectors. They invest in the US and the UK. The firm maintains a very high turnover rate. | Finance |
American Association of Bovine Practitioners | |
Strategic Medical Partners | |
SORADS LLP | |
UC San Diego School of Medicine
 UC San Diego School of Medicine Other Consumer ServicesConsumer Services Functions as a College/University | Consumer Services |
Anesthesiology Associates of Boro Park LLP | |
Ridgemark Capital Management LLC | |
GMS Anesthesia Associates | |
Strategic Medical Management Partners LLC |
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