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Management Team

Stephen Rosenzweig

Founder and CEO

Stephen Rosenzweig founded Concorde, Inc. in August of 1983. The company was a spin off from a previous venture founded by Mr. Rosenzweig: Doctors On-Call Service (DOCS), Inc., a pioneer in the paramedical life insurance industry. In 1990, Mr. Rosenzweig developed the first automated system for reporting and reviewing drug test results: Specimen Management and Request Tracking (SMART®) and FastTest. Mr. Rosenzweig is recognized by clients and industry associations as an expert in his field due his lengthy tenure in the industry which exceeds 30 years. He has frequently expounded on issues facing employee screening and health services in today's business environment in respected industry publications such as Drug Free Daily, Industry Week, and Waste Age.

Mr. Rosenzweig is acclaimed for his work as an expert witness in many important arbitration hearings and has maintained a stellar record for his clients. In 2002, Stephen Rosenzweig served on the U.S. Department of Transportation's Federal Advisory Committee on Electronic Transmission.

Over the course of Concorde’s history and development Mr. Rosenzweig has disseminated his expert knowledge throughout his company’s staff to make Concorde, Inc. an innovative leader in employee screening and health services solutions.


Arthur J. Cohen, Esq.

Vice President of Operations and General Counsel

Arthur Cohen is a licensed attorney in Pennsylvania and New Jersey with over 30 years of experience in employment law. In 2007, Mr. Cohen was elected as the Chairman of the Board of Directors for the National Association of Professional Background Screeners (NAPBS). As Concorde's General Counsel, Mr. Cohen reviews drug and alcohol policies for the company's clients, drafts testing policies for Concorde's clients, provides litigation services, and offers general legal guidance.


Richard Wallace, MD

Medical Director and Medical Review Officer

Dr. Wallace received his licensure in 1976, and in 2005 he became Certified as a Medical Review Officer by the American Association of Medical Review Officers. Dr. Wallace is a member of the Philadelphia County Medical Society, and the Pennsylvania Medical Society.

In addition to his duties as Concorde's Medical Director, he supports Concorde's additional MROs in reviewing donor drug test results.


Arthur Schatz, MD

Medical Review Officer

Dr Schatz was one of the first certified Medical Review Officers in the United States and has been with Concorde for over 20 years. Dr. Schatz has been reviewing forensic drug tests since the early 1990s and has consistently been re-certified every five years. He has reviewed tens of thousands of positive drug tests, conducted interviews with donors, and has served as an expert witness.

Dr. Schatz is a Diplomate of the National Board of Medical Examiners; and the American Board of Forensic Examiners.  He is also a Fellow of the American College of Obstetricians and Gynecologists; the American College of Surgeons; and the American Society for Reproductive Medicine.


Nancy Schultz, LGPN

Senior Director of On-Site Medical Services

Nancy Schultz has been with Concorde since 1983 and previously worked with Stephen Rosenzweig's first venture, DOCS, Inc. Mrs. Schultz has over 30 years of experience with forensic testing, medical risk assessment and regulated DOT physical examinations. Over the years, Nancy Schultz has performed thousands of DOT Physicals, and is Concorde's medical and logistical expert for on-site medical services.


Sean Collins

Chief Financial Officer

Sean Collins has been with Concorde since 2009. Prior to his time at Concorde, he was the CFO for a telecommunications engineering firm. Sean’s background includes acquisitions, technology management/implementation and data analytics. In addition to overseeing the financial operations of Concorde, Sean currently manages the Government Services division.


Borys Slusarczuk

Chief Information Officer

With Concorde since 2010, Borys applies his decades of software development and project management experience to maintaining, enhancing, and extending Concorde’s world-class software products.


Tony Cardamone

Vice President of Sales and Marketing

With Concorde since 2011, Tony Cardamone manages Concorde's Sales and Marketing Departments. Tony brings over twenty years of customer relations experience to the Concorde Management Team, and is responsible for facilitating many of the improvements to the Concorde client experience.