Derek Lederer
Director/Board Member at POLYDEX PHARMACEUTICALS LIMITED
Profile
Derek John Michael Lederer is currently an Independent Director at Polydex Pharmaceuticals Ltd., a Principal at Derek Lederer CA, a Partner at Truster Zweig LLP, and a Vice President-Research at Wall Street Communications Group, Inc. In the past, he worked as a Director at TX Holdings, Inc., Research Director at Brill Securities, Inc., Purcell Graham, Inc., The Baron Group, Inc., and Eastman Dillon Union Securities & Co., Inc. He was also an Adjunct Professor at York University and Vice President & Treasurer at APF Electronics, Inc. Mr. Lederer received his undergraduate degree from New York University in 1958.
Derek Lederer active positions
| Companies | Position | Start |
|---|---|---|
| POLYDEX PHARMACEUTICALS LIMITED | Director/Board Member | 1997-12-31 |
| Derek Lederer CA | Corporate Officer/Principal | 1969-12-31 |
Truster Zweig LLP
 Truster Zweig LLP Miscellaneous Commercial ServicesCommercial Services Truster Zweig LLP provides accounting services. Its services include financial reporting, tax, and business consulting. The firm renders its services to automobile dealerships, construction, investment companies, manufacturing, not-for-profit and public sector, professional services, real estate, retail and distribution, technology and life sciences, and trusts and estates industries. The company was founded in 1950 and is headquartered in Richmond Hill, Canada. | Corporate Officer/Principal | 1998-12-31 |
| Wall Street Communications Group, Inc. | Chief Tech/Sci/R&D Officer | - |
Former positions of Derek Lederer
| Companies | Position | End |
|---|---|---|
Brill Securities, Inc.
 Brill Securities, Inc. Investment Banks/BrokersFinance Brill Securities, Inc. is a full-service brokerage firm headquartered in New York City. Founded in 1987, the firm's accounts are cleared through New York City-based investment bank, JP Morgan Clearing Corp. Brill Securities is a member of the SIPC. | Chief Tech/Sci/R&D Officer | - |
| TX RAIL PRODUCTS, INC | Director/Board Member | - |
| Purcell Graham, Inc. | Chief Tech/Sci/R&D Officer | - |
| Eastman Dillon Union Securities & Co., Inc. | Chief Tech/Sci/R&D Officer | - |
APF Electronics, Inc.
 APF Electronics, Inc. Wholesale DistributorsDistribution Services APF Electronics, Inc. operates as a marketing company for electronic desktop and hand-held calculators. The company was founded by Albert Friedman and Philip Friedman in 1968 and is headquartered in New York, NY. | Treasurer | - |
Training of Derek Lederer
| New York University | Undergraduate Degree |
Experiences
Positions held
Connections
1st degree connections
1st degree companies
Male
Female
Members of the board
Executives
Linked companies
| Listed companies | 1 |
|---|---|
| TX RAIL PRODUCTS, INC | Distribution Services |
| Private companies | 9 |
|---|---|
Polydex Pharmaceuticals Ltd.
 Polydex Pharmaceuticals Ltd. Pharmaceuticals: MajorHealth Technology Polydex Pharmaceuticals Ltd. is a development stage company, which engages in manufacturing of bulk pharmaceutical intermediates for the worldwide veterinary pharmaceutical industry, and the development, manufacturing, and marketing of biotechnology-based products for the human pharmaceutical market. The firm focuses on Dextran and derivative products, including Iron Dextran and Dextran Sulphate and other specialty chemicals. The company was founded by Thomas C. Usher on June 14, 1979 and is headquartered in Toronto, Canada. | Health Technology |
Brill Securities, Inc.
Brill Securities, Inc. Investment Banks/BrokersFinance Brill Securities, Inc. is a full-service brokerage firm headquartered in New York City. Founded in 1987, the firm's accounts are cleared through New York City-based investment bank, JP Morgan Clearing Corp. Brill Securities is a member of the SIPC. | Finance |
| Derek Lederer CA | |
| Purcell Graham, Inc. | |
The Baron Group, Inc.
 The Baron Group, Inc. Miscellaneous Commercial ServicesCommercial Services The Baron Group, Inc. designs and builds custom interior, exterior and wayfinding signage. It offers interior sign systems consisting of budget calculations, design, value engineering, shop drawings, planning, site plan review presentations, project management, manufacturing, and installation. The firm's products include digital graphics, channel letters, and cabinet signs. The company was founded by Sandra Foland and Jerry Foland in 1983 and is headquartered in Riviera Beach, FL. | Commercial Services |
APF Electronics, Inc.
APF Electronics, Inc. Wholesale DistributorsDistribution Services APF Electronics, Inc. operates as a marketing company for electronic desktop and hand-held calculators. The company was founded by Albert Friedman and Philip Friedman in 1968 and is headquartered in New York, NY. | Distribution Services |
Truster Zweig LLP
Truster Zweig LLP Miscellaneous Commercial ServicesCommercial Services Truster Zweig LLP provides accounting services. Its services include financial reporting, tax, and business consulting. The firm renders its services to automobile dealerships, construction, investment companies, manufacturing, not-for-profit and public sector, professional services, real estate, retail and distribution, technology and life sciences, and trusts and estates industries. The company was founded in 1950 and is headquartered in Richmond Hill, Canada. | Commercial Services |
| Eastman Dillon Union Securities & Co., Inc. | Finance |
| Wall Street Communications Group, Inc. |
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