David Rosenberg
Director/Board Member at PEAK BIO, INC.
Net worth: 73 250 $ as of 2023-12-30
Profile
David Ira Rosenberg is the founder of Broadwall Capital LLC, which was founded in 2004.
He held the title of Chief Executive Officer from 2004 to 2006.
Mr. Rosenberg's current job(s) include being the Co-President & Co-Chief Executive Officer at Ladenburg Thalmann & Co., Inc. (Broker) since 2006, Director at Dianomi Therapeutics, Inc. since 2020, and Director at Peak Bio, Inc. since 2022.
Mr. Rosenberg's former job(s) include being the Chairman & Co-Chief Executive Officer at Ignyte Acquisition Corp.
and Co-Chief Operating Officer & Managing Director at Ladenburg Thalmann & Co., Inc. from 2006 to 2011.
Mr. Rosenberg completed his undergraduate degree at the University of Wisconsin in 1995.
Known holdings in public companies
| Company | Date | Number of shares | Valuation | Valuation date |
|---|---|---|---|---|
PEAK BIO, INC.
1.78% | 2022-12-30 | 389,630 ( 1.78% ) | 73 250 $ | 2023-12-30 |
David Rosenberg active positions
| Companies | Position | Start |
|---|---|---|
| PEAK BIO, INC. | Director/Board Member | 2022-10-31 |
Ladenburg Thalmann & Co., Inc. (Broker)
 Ladenburg Thalmann & Co., Inc. (Broker) Investment Banks/BrokersFinance Ladenburg Thalmann & Co., Inc. (Broker) is the broker/dealer division of Ladenburg Thalmann & Co., Inc., ultimately held by Advisor Group Holdings, Inc. Headquartered in New York City, the firm was founded in 1876 and offers a full suite of capital markets products and services, including proprietary equity research and a fixed-income trading desk. For institutional asset management clients, the firm provides liquidity, execution, high-quality idea-generating research, and access to corporate management teams. Their institutional coverage includes relationships with over asset management companies all over the world. To corporate clients, they bring access to investor capital, broad distribution capabilities and financial markets advisory. Ladenburg Thalmann is a leader in financing growing middle-market public companies across various industry verticals, including Healthcare & Life Sciences, Yield-Oriented Securities (BDCs, REITs, MLPs), Energy, Power & Infrastructure, and Telecom, Media & Technology. | Chief Executive Officer | 2006-08-31 |
Dianomi Therapeutics, Inc.
 Dianomi Therapeutics, Inc. BiotechnologyHealth Technology Dianomi Therapeutics, Inc. engages in the development of Mineral Coated Microparticle (MCM) technology. It focuses on the improvement of drug molecules for targeting autoimmune diseases. The company was founded by Barry Kurokawa, William Murphy, Martin Ostrowski, and Anna Clements in 2017 and is headquartered in Madison, WI. | Director/Board Member | 2020-01-31 |
Former positions of David Rosenberg
| Companies | Position | End |
|---|---|---|
| Broadwall Capital LLC | Chief Executive Officer | 2005-12-31 |
| IGNE ACQU | Chief Executive Officer | - |
Ladenburg Thalmann & Co., Inc.
 Ladenburg Thalmann & Co., Inc. Investment Banks/BrokersFinance Ladenburg Thalmann & Co., Inc. provides investment baking and brokerage services. The firm also provides asset and wealth management, underwriting, alternative investments and advisory services. It serves emerging growth companies and high net worth individuals. The company was founded in 1876 and is headquartered in New York, NY. | Chief Executive Officer | - |
Training of David Rosenberg
| University of Wisconsin | Undergraduate Degree |
Experiences
Positions held
Connections
1st degree connections
1st degree companies
Male
Female
Members of the board
Executives
Linked companies
| Listed companies | 1 |
|---|---|
| PEAK BIO, INC. | Health Technology |
| Private companies | 5 |
|---|---|
Ladenburg Thalmann & Co., Inc. (Broker)
Ladenburg Thalmann & Co., Inc. (Broker) Investment Banks/BrokersFinance Ladenburg Thalmann & Co., Inc. (Broker) is the broker/dealer division of Ladenburg Thalmann & Co., Inc., ultimately held by Advisor Group Holdings, Inc. Headquartered in New York City, the firm was founded in 1876 and offers a full suite of capital markets products and services, including proprietary equity research and a fixed-income trading desk. For institutional asset management clients, the firm provides liquidity, execution, high-quality idea-generating research, and access to corporate management teams. Their institutional coverage includes relationships with over asset management companies all over the world. To corporate clients, they bring access to investor capital, broad distribution capabilities and financial markets advisory. Ladenburg Thalmann is a leader in financing growing middle-market public companies across various industry verticals, including Healthcare & Life Sciences, Yield-Oriented Securities (BDCs, REITs, MLPs), Energy, Power & Infrastructure, and Telecom, Media & Technology. | Finance |
| Broadwall Capital LLC | Finance |
Ladenburg Thalmann & Co., Inc.
Ladenburg Thalmann & Co., Inc. Investment Banks/BrokersFinance Ladenburg Thalmann & Co., Inc. provides investment baking and brokerage services. The firm also provides asset and wealth management, underwriting, alternative investments and advisory services. It serves emerging growth companies and high net worth individuals. The company was founded in 1876 and is headquartered in New York, NY. | Finance |
Dianomi Therapeutics, Inc.
Dianomi Therapeutics, Inc. BiotechnologyHealth Technology Dianomi Therapeutics, Inc. engages in the development of Mineral Coated Microparticle (MCM) technology. It focuses on the improvement of drug molecules for targeting autoimmune diseases. The company was founded by Barry Kurokawa, William Murphy, Martin Ostrowski, and Anna Clements in 2017 and is headquartered in Madison, WI. | Health Technology |
Ignyte Acquisition Corp.
 Ignyte Acquisition Corp. Financial ConglomeratesFinance Ignyte Acquisition Corp. is a blank check company, which was formed for the purpose of entering into a merger, share exchange, asset acquisition, stock purchase, recapitalization, reorganization or other similar business combination with one or more businesses or entities. The company was founded on August 6, 2020 and is headquartered in New York, NY. | Finance |
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