Derek Lederer

Director/Board Member at POLYDEX PHARMACEUTICALS LIMITED

83 year

Distribution Services

Finance

Consumer Services

Profile

Derek John Michael Lederer is currently an Independent Director at Polydex Pharmaceuticals Ltd. and the Principal at Derek Lederer CA. He is also a Partner at Truster Zweig LLP and holds the position of Vice President-Research at Wall Street Communications Group, Inc. In the past, he has worked as a Director at TX Rail Products, Inc., Research Director at Brill Securities, Inc., Purcell Graham, Inc., The Baron Group, Inc., and Eastman Dillon Union Securities & Co., Inc. He has also served as an Adjunct Professor at York University and as the Vice President & Treasurer at APF Electronics, Inc. Mr. Lederer obtained 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 Provides accounting and auditing services	Corporate Officer/Principal	1998-12-31
Wall Street Communications Group, Inc.	Chief Tech/Sci/R&D Officer	-

All active positions of Derek Lederer

Former positions of Derek Lederer

Companies	Position	End
Brill Securities, Inc. Brill Securities, Inc. Investment Banks/BrokersFinance Provides brokerage services	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. Eastman Dillon Union Securities & Co., Inc. Investment Banks/BrokersFinance Provides brokerage services	Chief Tech/Sci/R&D Officer	-
APF Electronics, Inc. APF Electronics, Inc. Wholesale DistributorsDistribution Services Operates marketing company for electronic display and hand-held calculators	Treasurer	-

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Linked companies

Private companies	12
Polydex Pharmaceuticals Ltd. Polydex Pharmaceuticals Ltd. Pharmaceuticals: OtherHealth Technology Manufactures and sells dextran powders & sulfate products	Health Technology
TX Rail Products, Inc. TX Rail Products, Inc. Wholesale DistributorsDistribution Services Distributes drill bits, related tools, mining supplies and rail materials	Distribution Services
Brill Securities, Inc. Brill Securities, Inc. Investment Banks/BrokersFinance Provides brokerage services	Finance
York University York University Other Consumer ServicesConsumer Services Functions as a College/University	Consumer Services
New York University New York University Other Consumer ServicesConsumer Services Functions as a College/University	Consumer Services
Derek Lederer CA
Purcell Graham, Inc.
The Baron Group, Inc. The Baron Group, Inc. Miscellaneous ManufacturingProducer Manufacturing Manufactures signs	Producer Manufacturing
APF Electronics, Inc. APF Electronics, Inc. Wholesale DistributorsDistribution Services Operates marketing company for electronic display and hand-held calculators	Distribution Services
Truster Zweig LLP Truster Zweig LLP Miscellaneous Commercial ServicesCommercial Services Provides accounting and auditing services	Commercial Services
Eastman Dillon Union Securities & Co., Inc. Eastman Dillon Union Securities & Co., Inc. Investment Banks/BrokersFinance Provides brokerage services	Finance
Wall Street Communications Group, Inc.