S. Douglas Sheldon

Founded by in 2005 by Howard Weisman, S. Douglas Sheldon and Dr. Jeffery Z. Li, ESP Equity Partners (ESP) is a private equity firm located in Cedar Knolls, New Jersey with additional offices in Miami and Beijing.

ESP Pharma, Inc. produces pharmaceutical products. The company used to produce drug for acute-care hospital use and these drugs include therapeutics for high blood pressure and angina; one product, IV Busulfex, is used to prepare myelogenous for leukemia patients for bone marrow transplants. The company formulates its products to be delivered intravenously or by injection when oral administration is impossible. The company was founded in April, 2002 and was headquartered in Edison, NJ

Sofregen Medical, Inc. develops innovative silk-based solutions for soft tissue defects. Its products: SERI silk derived surgical scaffold is knitted scaffold made from ultra-pure, sterile, silk-derived bioprotein that facilitates neovascularization and native tissue regeneration over time and Sofregen technology a silk derived material for medical application. The company was founded by Anh Hoang and Howard J. Weisman on May 19, 2014 and is headquartered in Cambridge, MA.

Sofregen Medical, Inc. develops innovative silk-based solutions for soft tissue defects. Its products: SERI silk derived surgical scaffold is knitted scaffold made from ultra-pure, sterile, silk-derived bioprotein that facilitates neovascularization and native tissue regeneration over time and Sofregen technology a silk derived material for medical application. The company was founded by Anh Hoang and Howard J. Weisman on May 19, 2014 and is headquartered in Cambridge, MA.

ESP Pharma, Inc. produces pharmaceutical products. The company used to produce drug for acute-care hospital use and these drugs include therapeutics for high blood pressure and angina; one product, IV Busulfex, is used to prepare myelogenous for leukemia patients for bone marrow transplants. The company formulates its products to be delivered intravenously or by injection when oral administration is impossible. The company was founded in April, 2002 and was headquartered in Edison, NJ

Founded by in 2005 by Howard Weisman, S. Douglas Sheldon and Dr. Jeffery Z. Li, ESP Equity Partners (ESP) is a private equity firm located in Cedar Knolls, New Jersey with additional offices in Miami and Beijing.

Sofregen Medical, Inc. develops innovative silk-based solutions for soft tissue defects. Its products: SERI silk derived surgical scaffold is knitted scaffold made from ultra-pure, sterile, silk-derived bioprotein that facilitates neovascularization and native tissue regeneration over time and Sofregen technology a silk derived material for medical application. The company was founded by Anh Hoang and Howard J. Weisman on May 19, 2014 and is headquartered in Cambridge, MA.